Page last updated: 2024-11-12

apremilast

Description Research Excerpts Clinical Trials Roles Classes Pathways Study Profile Bioassays Related Drugs Related Conditions Protein Interactions Research Growth Market Indicators

Cross-References

ID SourceID
PubMed CID11561674
CHEMBL ID514800
CHEBI ID78540
SCHEMBL ID302992
MeSH IDM0492206

Synonyms (67)

Synonym
CAS:608141-41-9;APREMILAST
HY-12085
cc-10004
apremilast ,
bdbm50248919
(s)-n-(2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
D08860
otezla (tn)
apremilast (jan/usan)
608141-41-9
chebi:78540 ,
CHEMBL514800 ,
cc10004
BCP9000311
apremilast (cc-10004)
cc 10004
up7qbp99pn ,
acetamide, n-(2-((1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)- 2,3-dihydro-1,3-dioxo-1h-isoindol-4-yl)-
hsdb 8221
apremilast [usan:inn]
(+)-n-(2-((1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxo- 2,3-dihydro-1h-isoindol-4-yl)acetamide
otezla
unii-up7qbp99pn
BCP0726000109
FK-0727
CS-0671
apremilast [inn]
n-[2-[(1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1h-isoindol-4-yl]acetamide
apremilast [usan]
apremilast [jan]
apremilast [orange book]
apremilast [vandf]
apremilast [who-dd]
acetamide, n-[2-[(1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1h-isoindol-4-yl]-
apremilast [mi]
S8034
AKOS016339660
n-[2-[(1s)-1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-1,3-dioxoisoindol-4-yl]acetamide
gtpl7372
(s)-2-[1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethyl]-4-acetylaminoisoindoline-1,3-dione
(s)-n-{2-[1-(3-ethoxy-4-methoxy-phenyl)-2-methanesulfonyl-ethyl]-1,3-dioxo-2,3-dihydro-1h-isoindol-4-yl}-acetamide
IMOZEMNVLZVGJZ-QGZVFWFLSA-N
SCHEMBL302992
n-{2-[(1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-1,3-dioxo-2,3-dihydro-1h-isoindol-4-yl}acetamide
apremilastum
n-{2-[(1s)-1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1h-isoindol-4-yl}acetamide
c22h24n2o7s
AC-27650
DB05676
EX-A336
SW219856-1
BCP25283
4-[[5 pound not7-dihydroxy-2 pound not2-dimethyl-8-(2-methylpropanoyl)chromen-6-yl]methy l]-3 pound not5-dihydroxy-6 pound not6-dimethyl-2-(2-methylpropanoyl)cyclohexa-2 pound not4-dien- 1-one
BCP03783
Q2858961
AMY371
DTXSID30976289
CCG-269336
a9l ,
BA164215
apremilast- bio-x
EN300-7423712
Z1837762189
n-(2-((1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-2,3-dihydro-1,3-dioxo-1h-isoindol-4-yl)acetamide
acetamide, n-(2-((1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-2,3-dihydro-1,3-dioxo-1h-isoindol-4-yl)-
n-(2-((1s)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxo-2,3-dihydro-1h-isoindol-4-yl)acetamide
l04aa32

Research Excerpts

Overview

Apremilast is a small molecule approved for the treatment of plaques psoriasis and adult psoriatic arthritis. Recently, this treatment has received marketing authorization for severe and refractory oral aphthosis in Behçet's disease.

ExcerptReferenceRelevance
"Apremilast is a phosphodiesterase-4 (PDE4) inhibitor approved for psoriasis treatment."( Apremilast mitigates interleukin (IL)-13-induced inflammatory response and mucin production in human nasal epithelial cells (hNECs).
Liang, J; Sun, X; Zhang, F; Zhuang, R; Zou, B, 2021
)
2.79
"Apremilast is a small molecule approved for the treatment of plaques psoriasis and adult psoriatic arthritis. "( Long-term efficacy and safety of apremilast in the treatment of plaques psoriasis: A real-world, single-center experience.
Bobyr, I; Campanati, A; Diotallevi, F; Giannoni, M; Martina, E; Offidani, A; Radi, G; Rizzetto, G, 2021
)
2.35
"Apremilast is a selective PDE4 inhibitor and has been approved for several inflammatory disorders. "( Development of an amorphous based sustained release system for apremilast a selective phosphodiesterase 4 (PDE4) inhibitor.
Blass, B; Durig, T; Fassihi, R; Zhang, Q, 2022
)
2.4
"Apremilast is a novel oral agent that has recently been made available to dermatologists for the treatment of moderate-to-severe plaque psoriasis and psoriatic arthritis."( Psoriatic patients with a history of cancer: A real-life experience with Apremilast treatment for 104 weeks.
Bernardini, N; Maddalena, P; Mambrin, A; Marchesiello, A; Marraffa, F; Potenza, C; Proietti, I; Rossi, G; Skroza, N; Tolino, E; Volpe, S, 2022
)
1.67
"Apremilast is a phosphodiesterase 4 inhibitor used in psoriasis and psoriatic arthritis Recently, this treatment has received marketing authorization for severe and refractory oral aphthosis in Behçet's disease. "( [Interest of Apremilast in idiopathic recurrent aphthous stomatitis: Review of two clinical cases].
Delaumenie, S; Fourmond, S; Gourin, MP; Gutierrez, B; Ly, KH, 2022
)
2.53
"Apremilast is a safe and effective treatment for bio-naïve patients with moderate psoriasis and specific psoriasis manifestations."( A real-world, non-interventional, prospective study of the effectiveness and safety of apremilast in bio-naïve adults with moderate plaque psoriasis treated in the routine care in Greece - the 'APRAISAL' study.
Anagnostopoulos, Z; Anastasiadis, G; Antonakopoulos, N; Aronis, P; Bassukas, I; Chasapi, V; Drosos, A; Ioannides, D; Kalinou, C; Kekki, A; Krasagakis, K; Lazaridou, E; Lefaki, I; Neofotistou, O; Oikonomou, C; Papadavid, E; Papageorgiou, M; Papakonstantis, M; Pokas, E; Protopapa, A; Rigopoulos, D; Rovithi, E; Tampouratzi, E; Zafiriou, E, 2022
)
2.39
"Apremilast is an oral phosphodiesterase type 4 inhibitor recently approved by the US Food and Drug Administration (FDA) for the management of plaque psoriasis."( Efficacy and safety of apremilast monotherapy in moderate-to-severe plaque psoriasis: A systematic review and meta-analysis.
Alahmadi, RA; Alamri, AM; Aljefri, YE; Alkhamisi, TA; Alkhunani, TA; Alraddadi, AA; Ghaddaf, AA, 2022
)
1.75
"Apremilast is a new anti-inflammatory drug that possesses a potential anti-atherosclerosis effect."( Protective roles of apremilast via Sirtuin 1 in atherosclerosis.
Sui, D; Yu, H, 2022
)
1.77
"Apremilast (APR) is a selective inhibitor of phosphodiesterase-4 involved in various neurological diseases, including stroke."( Apremilast exerts protective effects on stroke outcomes and blood-brain barrier (BBB) dysfunction through regulating Rho-associated protein kinase 2 expression.
Cheng, Z; Meng, X; Wang, M, 2022
)
2.89
"Apremilast is an oral small molecule approved for the treatment of psoriasis, psoriatic arthritis and oral ulcers associated with Behçet's disease. "( Apremilast and biologics: Characteristics of patients treated with apremilast before, during, or after a biological treatment.
García-Verdú, E; González-Cañete, M; Lario, AR; Medina-Montalvo, S; Pinto-Pulido, EL; Piteiro-Bermejo, AB; Polo-Rodríguez, I; Trasobares-Marugán, L; Vega-Díez, D, 2022
)
3.61
"Apremilast is an oral phosphodiesterase-4 inhibitor which is approved for the treatment of chronic plaque psoriasis and psoriatic arthritis."( Refractory palmoplantar pustulosis succesfully treated with apremilast.
Carrascosa de Lome, R; Conde Montero, E; de la Cueva Dobao, P, 2020
)
1.52
"Apremilast is an anti-inflammatory agent. "( Analytical Methods for Determination of Apremilast from Bulk, Dosage Form and Biological Fluids: A Critical Review.
Deshpande, A; Kulkarni, P, 2021
)
2.33
"Apremilast is an effective and well-tolerated treatment option for patients with psoriasis and should be considered in the line of therapy that dermatologists discuss with their patients, especially those with contraindications to other systemic therapies such as biologics. "( Comparison of psoriasis guidelines for use of apremilast in the United States and Europe: a critical appraisal and comprehensive review.
Ghamrawi, RI; Ghiam, N; Wu, JJ, 2022
)
2.42
"Apremilast is a phosphodiesterase-4 inhibitor taken orally. "( Treatment Persistence and Safety of Apremilast in Psoriasis: Experience With 30 Patients in Routine Clinical Practice.
Botella Estrada, R; de Unamuno Bustos, B; Monte Boquet, E; Rodríguez Serna, M; Sahuquillo-Torralba, A, 2020
)
2.28
"Apremilast is a recently approved drug, belonging to the small molecule phosphodiesterase 4 inhibitors, whose optimal safety and efficacy profile is somewhat affected by slow activity rate in clinical trials."( Clinical efficacy, speed of improvement and safety of apremilast for the treatment of adult Psoriasis during COVID-19 pandemic.
Atzori, L; Melis, D; Mugheddu, C; Rongioletti, F; Sanna, S, 2020
)
1.53
"Apremilast is a small-molecule inhibitor of phosphodiesterase 4 with an intracellular mechanism of action that increases levels of cyclic adenosine monophosphate (cAMP) indicated for the oral treatment of moderate to severe plaque psoriasis and for the treatment of psoriatic arthritis. "( Apremilast for psoriasis treatment.
Carrascosa, JM; Del-Alcazar, E, 2020
)
3.44
"Apremilast is a drug recently developed for psoriasis. "( Real-World Effectiveness and Safety of Apremilast in Older Patients with Psoriasis.
Bastien, M; Beauchet, A; Begon, E; Beneton, N; Boulard, C; Chaby, G; Cinotti, E; Delaunay, J; Fougerousse, AC; Maccari, F; Mahé, E; Mery-Bossard, L; Parier, J; Phan, C; Prignano, F; Reguiai, Z; Romanelli, M; Samimi, M; Thomas-Beaulieu, D, 2020
)
2.27
"Apremilast seems to be an effective and safe therapeutic option for psoriasis in the elderly. "( Real-World Effectiveness and Safety of Apremilast in Older Patients with Psoriasis.
Bastien, M; Beauchet, A; Begon, E; Beneton, N; Boulard, C; Chaby, G; Cinotti, E; Delaunay, J; Fougerousse, AC; Maccari, F; Mahé, E; Mery-Bossard, L; Parier, J; Phan, C; Prignano, F; Reguiai, Z; Romanelli, M; Samimi, M; Thomas-Beaulieu, D, 2020
)
2.27
"Apremilast is an orally administered small molecule that specifically inhibits the phosphodiesterase-4 enzyme and modulates the immune system by increasing the levels of intracellular cyclic adenosine monophosphate (cAMP) and inhibiting IL-2 & 8, interferon-γ and tumor necrosis factor (TNF) production. "( Apremilast in dermatology: A review of literature.
Alajmi, A; Jfri, A; Nassim, D; Pehr, K, 2020
)
3.44
"Apremilast is an oral small-molecule phosphodiesterase 4 inhibitor with a multilevel immunomodulating mechanism of action. "( On- and Off-Label Uses of Apremilast in Dermatology.
Georgiou, S; Plachouri, KM, 2020
)
2.3
"Apremilast is an oral PDE4 inhibitor and has been used for the treatment of patients with active psoriatic arthritis."( Apremilast prevents IL‑17‑induced cellular senescence in ATDC5 chondrocytes mediated by SIRT1.
Bi, K; Li, F; Li, Y; Sun, W; Wang, B, 2021
)
2.79
"Apremilast is an oral PDE4 inhibitor approved for the treatment of active PsA patients with inadequate response to synthetic immunosuppressants."( Inhibition of Phosphodiesterase-4 in Psoriatic Arthritis and Inflammatory Bowel Diseases.
Conti, F; Laganà, B; Picchianti-Diamanti, A; Rosado, MM; Spinelli, FR, 2021
)
1.34
"Apremilast is a phosphodiesterase 4 (PDE4) inhibitor primarily used for the treatment of psoriasis and psoriatic arthritis that has demonstrated certain neuroprotective properties."( The Protective Effects of Apremilast Against Oxygen-Glucose Deprivation/Reperfusion (OGD/R)-Induced Inflammation and Apoptosis in Astroglia Mediated by CREB/BDNF.
Qin, H; Wang, T; Yang, Q; Yin, H; Zhuang, Q, 2021
)
1.64
"Apremilast (APST) is an effective inhibitor of phosphodieasterase 4 (PDE4) which is the first oral drug for the treatment of adult patients with active psoriatic arthritis. "( Development of Apremilast Solid Dispersion Using TPGS and PVPVA with Enhanced Solubility and Bioavailability.
Chen, H; Chen, Y; Li, CH; Quan, G; Wang, Q; Wang, Z; Wu, P; Xie, D; Xu, J; Yang, L; Zhang, J, 2021
)
2.42
"Apremilast is an oral phosphodiesterase-4 inhibitor indicated for patients with moderate-to-severe chronic plaque psoriasis and active psoriatic arthritis."( Effectiveness and safety of apremilast in biologic-naïve patients with moderate psoriasis treated in routine clinical practice in Greece: the APRAISAL study.
Anagnostopoulos, Z; Anastasiadis, G; Antonakopoulos, N; Antoniou, C; Aronis, P; Bassukas, I; Chasapi, V; Drosos, A; Georgiou, S; Ioannides, D; Ioannidou, D; Katsantonis, I; Krasagakis, K; Lazaridou, E; Lefaki, I; Neofotistou, O; Papageorgiou, M; Papakonstantis, M; Patsatsi, A; Protopapa, A; Rigopoulos, D; Roussaki-Schulze, AV; Satra, F, 2021
)
2.36
"Apremilast is an oral selective phosphodiesterase-4 inhibitor developed recently for psoriasis treatment. "( Effectiveness of Apremilast in Real Life in Patients with Psoriasis: A Longitudinal Study.
D'Arrigo, G; Malara, G; Politi, C; Testa, A; Trifirò, C; Tripepi, G; Verduci, C, 2021
)
2.4
"Apremilast is a phosphodiesterase 4 inhibitor that has proven effective in the therapy of psoriasis, psoriatic arthritis and in oral ulcers associated with Behcet's disease."( A multicentre open-label study of apremilast in palmoplantar pustulosis (APLANTUS).
Gerdes, S; Kromer, C; Linker, C; Magnolo, N; Mössner, R; Reich, K; Sabat, R; Wilsmann-Theis, D, 2021
)
1.62
"Apremilast is an oral phosphodiesterase 4 (PDE4) inhibitor used for the treatment of moderate to severe psoriasis. "( Long-Term Effectiveness and Drug Survival of Apremilast in Treating Psoriasis: A Real-World Experience.
Cazzaniga, S; Distel, J; Emelianov, V; Heidemeyer, K; Schlapbach, C; Seyed Jafari, SM; Yawalkar, N, 2022
)
2.42
"Apremilast is an effective and well-tolerated therapy for patients with moderate to severe psoriasis, especially for patients with difficult-to-treat locations and/or contraindications to other biologics. "( Long-Term Effectiveness and Drug Survival of Apremilast in Treating Psoriasis: A Real-World Experience.
Cazzaniga, S; Distel, J; Emelianov, V; Heidemeyer, K; Schlapbach, C; Seyed Jafari, SM; Yawalkar, N, 2022
)
2.42
"Apremilast is a small-molecule biologic approved by the US Food and Drug Administration (FDA) for use in plaque psoriasis, psoriatic arthritis, and Behçet disease. "( Apremilast Uses and Relevance to the Military.
Hathaway, NE; Lyford, WH, 2021
)
3.51
"Apremilast is an important active pharmaceutical ingredient that relies on a resolution to produce the key chiral amine intermediate. "( Directed evolution of an amine transaminase for the synthesis of an Apremilast intermediate via kinetic resolution.
Bornscheuer, UT; Wu, S; Xiang, C, 2021
)
2.3
"Apremilast is an oral, selective small molecule inhibitor of phosphodiesterase-4 (PDE4) that has been approved for the treatment of active psoriatic arthritis, moderate to severe plaque psoriasis, and for patients with oral ulcers associated with Behçet's disease. "( Nonclinical genotoxicity and carcinogenicity profile of apremilast, an oral selective inhibitor of PDE4.
Coppi, A; Harper, T; Minocherhomji, S; Paris, M; Wegesser, T, 2021
)
2.31
"Apremilast is a small molecular inhibitor of phosphodiesterase 4 that was approved for the treatment of psoriasis."( Apremilast ameliorates IL-1α-induced dysfunction in epidermal stem cells.
Chen, X; Jia, Y; Sun, J, 2021
)
2.79
"Apremilast is an orally available phosphodiesterase 4 inhibitor used for the treatment of moderate to severe psoriasis. "( Population pharmacokinetic and exposure-response analysis of apremilast in Japanese subjects with moderate to severe psoriasis.
Imafuku, S; Kassir, N; Komine, M; Nemoto, O; Ohtsuki, M; Okubo, Y; Petric, R, 2021
)
2.31
"Apremilast is an oral, small-molecule phosphodiesterase 4 inhibitor that works intracellularly by blocking the degradation of cyclic adenosine 3',5'-monophosphate, resulting in increased intracellular cyclic adenosine 3',5'-monophosphate levels in phosphodiesterase 4-expressing cells."( Apremilast: A Novel Oral Treatment for Psoriasis and Psoriatic Arthritis.
Puig, L; Torres, T, 2018
)
2.64
"Apremilast is a recently developed phosphodiesterase 4-inhibitory medication approved for use to treat psoriasis and psoriatic arthritis. "( Proximal Renal Tubular Acidosis (Fanconi Syndrome) Induced by Apremilast: A Case Report.
Afridi, F; Kar, P; King-Morris, K; Komarla, A; Perrone, D, 2017
)
2.14
"Apremilast is a novel oral phosphodiesterase-4 inhibitor approved for psoriasis treatment. "( Apremilast in psoriasis - a prospective real-world study.
Herman, R; Monshi, B; Posch, C; Rappersberger, K; Richter, L; Sanlorenzo, M; Vujic, I, 2018
)
3.37
"Apremilast is a relatively new therapy for the treatment of moderate to severe plaque psoriasis in adults. "( Management of Common Side Effects of Apremilast.
Beecker, J; Langley, A,
)
1.85
"Apremilast is a new oral drug for the treatment of moderate to severe plaque psoriasis that reduces inflammation by inhibiting phosphodiesterase 4. "( Efficacy and Safety of Apremilast Monotherapy for Moderate to Severe Psoriasis: Retrospective Study.
Georgakopoulos, JR; Ighani, A; Shear, N; Walsh, S; Yeung, J; Zhou, LL,
)
1.88
"Apremilast is a safe and efficacious treatment for psoriasis patients as it produces ΔPASI75 and ΔPASI50 responses combined with DLQI ≤ 5 in 16 weeks in 70.4% of the patients. "( Real-world data on the efficacy and safety of apremilast in patients with moderate-to-severe plaque psoriasis.
Kokkalis, G; Papadavid, E; Rigopoulos, D; Rompoti, N; Theodoropoulos, K, 2018
)
2.18
"Apremilast is a selective PDE4 inhibitor with fewer gastrointestinal side effects that is FDA-approved for the treatment of psoriasis."( Apremilast Alters Behavioral Responses to Ethanol in Mice: I. Reduced Consumption and Preference.
Blednov, YA; Da Costa, AJ; Harris, RA; Messing, RO; Ponomareva, O; Tarbox, T, 2018
)
2.64
"Apremilast is a selective PDE4 inhibitor approved for the treatment of adults with moderate to severe plaque psoriasis and/or psoriatic arthritis."( Mechanisms Underlying the Clinical Effects of Apremilast for Psoriasis.
Augustin, M; French, LE; Krueger, JG; Pincelli, C; Schafer, PH, 2018
)
1.46
"Apremilast is a novel oral phosphodiesterase 4 inhibitor effective for psoriasis. "( Real-world use of apremilast for patients with psoriasis in Japan.
Hioki, T; Kamiya, K; Kishimoto, M; Komine, M; Ohtsuki, M; Sugai, J, 2018
)
2.26
"Apremilast is a "small molecule," an oral phosphodiesterase 4 inhibitor indicated for the twice-daily treatment of adults with psoriasis and psoriatic arthritis (PsA). "( Skin involvement in patients with psoriatic arthritis: preliminary results of treatment with apremilast in real world setting.
Campanati, A; Diotallevi, F; Molinelli, E; Offidani, A; Radi, G, 2019
)
2.18
"Apremilast is a phosphodiesterase 4 (PDE4) inhibitor that reduces pro-inflammatory cytokine production."( A randomized placebo-controlled single-center pilot study of the safety and efficacy of apremilast in subjects with moderate-to-severe alopecia areata.
Baum, D; Guttman-Yassky, E; Hashim, P; Karalekas, R; Kimmel, G; Lebwohl, MG; Mansouri, Y; Mikhaylov, D; Nia, J; Pavel, A; Singer, G; Taliercio, M; Vekaria, AS; Yao, C, 2019
)
1.46
"Apremilast (APM) is a novel, orally administered small molecule drug approved for treatment of psoriasis or psoriatic arthritis. "( Preparation of sustained release apremilast-loaded PLGA nanoparticles: in vitro characterization and in vivo pharmacokinetic study in rats.
Alalaiwe, A; Anwer, MK; Ezzeldin, E; Fatima, F; Iqbal, M; Mohammad, M, 2019
)
2.24
"Apremilast is an oral inhibitor of phosphodiesterase-4 (PDE4) that is licensed for the second-line treatment of psoriasis and psoriatic arthritis. "( [Gastrointestinal side effects of apremilast : Characterization and management].
Beigel, F; Beissert, S; Gerdes, S; Homey, B; Körber, A; Mössner, R; Pinter, A; Radtke, MA; Staubach-Renz, P, 2019
)
2.24
"Apremilast is an oral phosphodiesterase 4 inhibitor, approved for the treatment of chronic plaque psoriasis and psoriatic arthritis."( Nails as immune-privileged sites: A case of disabling Acrodermatitis continua of Hallopeau successfully treated with Apremilast.
Bianchi, L; Campione, E; Cesaroni, GM; Diluvio, L; Lanna, C; Lozzi, F; Mazzilli, S; Palumbo, V, 2019
)
1.44
"Apremilast is a novel oral phosphodiesterase-4 inhibitor approved for treatment of plaque psoriasis and psoriatic arthritis in Japan in December 2016. "( Drug survival of apremilast in a real-world setting.
Kamiya, K; Kishimoto, M; Komine, M; Ohtsuki, M; Sugai, J, 2019
)
2.3
"Apremilast is an orally effective phosphodiesterase-4 inhibitor with a potent immunomodulatory action and is clinically effective in inflammatory conditions like chronic plaque psoriasis."( Apremilast in chronic recalcitrant erythema nodosum leprosum: a report of two cases.
Dogra, S; Kaushik, A; Narang, T, 2020
)
2.72
"Apremilast is an orally available phosphodiesterase type 4 inhibitor that may block the pathogenic inflammatory Th17 and Th1 pathways upstream of current biologics, which target extracellular molecules of the immunological response."( Apremilast for the treatment of psoriatic arthritis.
Gottlieb, AB; Tintle, SJ; Varada, S, 2014
)
2.57
"Apremilast is an orally available small molecule that targets PDE4. "( Drug safety evaluation of apremilast for treating psoriatic arthritis.
Busa, S; Kavanaugh, A, 2015
)
2.16
"Apremilast is an oral phosphodiesterase-4 inhibitor that modulates several inflammatory pathways."( Apremilast for Behçet's syndrome--a phase 2, placebo-controlled study.
Calamia, KT; Hatemi, G; Korkmaz, C; Liu, Z; Mat, C; Melikoglu, M; Merkel, PA; Pineda, L; Stevens, RM; Tunc, R; Turgut Ozturk, B; Yazici, H; Yazici, Y, 2015
)
2.58
"Apremilast (Otezla(®)) is an oral phosphodiesterase 4 inhibitor indicated for the twice-daily treatment of adults with psoriasis and psoriatic arthritis (PsA). "( Apremilast: A Review in Psoriasis and Psoriatic Arthritis.
Deeks, ED, 2015
)
3.3
"Apremilast , Otezla®, is an oral small molecule recently approved for the treatment of patients with moderate-to-severe plaque psoriasis."( Apremilast for the treatment of psoriasis.
Bianchi, L; Buonomo, O; Chimenti, MS; Chimenti, S; Chiricozzi, A; Garofalo, V; Gramiccia, T; Perricone, R; Saraceno, R, 2015
)
2.58
"Apremilast proves to be a new promising systemic therapy for treating psoriatic disease."( Apremilast in the treatment of psoriasis and psoriatic arthritis.
Gooderham, M; Papp, K,
)
2.3
"Apremilast is a small molecule inhibitor of phosphodiesterase (PDE) 4 approved for the treatment of psoriatic arthritis (PsA). "( Apremilast in psoriatic arthritis.
Schett, G,
)
3.02
"Apremilast is a novel therapy that inhibits phosphodiesterase 4, increases intracellular cAMP levels, and modulates expression of inflammatory mediators in favor of anti-inflammatory activity."( Apremilast for the treatment of psoriatic arthritis.
Gómez-Reino, JJ; Souto, A, 2015
)
2.58
"Apremilast is a phosphodiesterase 4 (PDE4) inhibitor that regulates the transduction of intracellular signals, including pro-inflammatory and anti-inflammatory pathways."( A new therapeutic for the treatment of moderate-to-severe plaque psoriasis: apremilast.
Cannizzaro, MV; Caposiena, D; Chimenti, S; Chiricozzi, A; Garofalo, V; Saraceno, R, 2016
)
1.39
"Apremilast is an oral phosphodiesterase 4 inhibitor that has been approved as monotherapy for the treatment of moderate to severe chronic plaque psoriasis. "( Use of Apremilast in Combination With Other Therapies for Treatment of Chronic Plaque Psoriasis: A Retrospective Study.
AbuHilal, M; Shear, N; Walsh, S, 2016
)
2.33
"Apremilast is a well-tolerated and effective phosphodiesterase type 4 inhibitor that is indicated for the treatment of moderate-to-severe plaque psoriasis and psoriatic arthritis."( Apremilast in the therapy of moderate-to-severe chronic plaque psoriasis.
Girolomoni, G; Gisondi, P, 2016
)
2.6
"Apremilast is an oral small molecule inhibitor of phosphodiesterase 4 (PDE4i). "( Pharmacodynamic assessment of apremilast for the treatment of moderate-to-severe plaque psoriasis.
Bianchi, L; Chimenti, S; Chiricozzi, A; Del Duca, E; Romanelli, M; Saraceno, R, 2016
)
2.17
"Apremilast is an effective and well-tolerated option in treating moderate-to-severe plaque psoriasis. "( Pharmacodynamic assessment of apremilast for the treatment of moderate-to-severe plaque psoriasis.
Bianchi, L; Chimenti, S; Chiricozzi, A; Del Duca, E; Romanelli, M; Saraceno, R, 2016
)
2.17
"Apremilast is a substrate of cytochrome P450 isoenzyme 3A4 and accumulates in patients with renal failure."( Apremilast (Otezla). No progress in plaque psoriasis or psoriatic arthritis.
, 2016
)
2.6
"Apremilast is an oral nonbiologic medication approved for the treatment of adult patients with active psoriatic arthritis and for patients with moderate to severe plaque psoriasis. "( Apremilast, an oral phosphodiesterase 4 (PDE4) inhibitor: A novel treatment option for nurse practitioners treating patients with psoriatic disease.
Roebuck, HL; Young, M, 2016
)
3.32
"Apremilast is an orally administered phosphodiesterase-4 inhibitor, currently in phase 2 clinical studies of psoriasis and other chronic inflammatory diseases. "( Apremilast, a cAMP phosphodiesterase-4 inhibitor, demonstrates anti-inflammatory activity in vitro and in a model of psoriasis.
Adams, M; Baillie, GS; Bartlett, JB; Capone, L; Cheung, YF; Gandhi, AK; Gilhar, A; Houslay, MD; Loveland, MA; Man, HW; Muller, GW; Parton, A; Schafer, PH; Stirling, DI; Wu, L, 2010
)
3.25
"Apremilast is an orally available PDE4 inhibitor that reduces TNFalpha production from human synovial cells and significantly suppresses experimental arthritis. "( Apremilast, a novel PDE4 inhibitor, inhibits spontaneous production of tumour necrosis factor-alpha from human rheumatoid synovial cells and ameliorates experimental arthritis.
Andrews, M; Brennan, FM; Feldmann, M; Inglis, JJ; McCann, FE; Palfreeman, AC; Perocheau, DP; Schafer, P; Williams, RO, 2010
)
3.25
"Apremilast is a novel, orally available small molecule that specifically inhibits PDE4 and thus modulates multiple pro- and anti-inflammatory mediators, and is currently under clinical development for the treatment of psoriasis and psoriatic arthritis. "( Disposition, metabolism and mass balance of [(14)C]apremilast following oral administration.
Capone, L; Cedzik, D; Feng, H; Fong, KL; Gu, Z; Heller, D; Hoffmann, M; Kumar, G; Laskin, O; Schafer, P; Surapaneni, S; Wu, A, 2011
)
2.06
"Apremilast is an orally available targeted PDE4 inhibitor that modulates a wide array of inflammatory mediators involved in psoriasis and psoriatic arthritis, including decreases in the expression of inducible nitric oxide synthase, TNF-α, and interleukin (IL)-23 and increases IL-10."( Apremilast mechanism of action and application to psoriasis and psoriatic arthritis.
Schafer, P, 2012
)
2.54
"Apremilast is an oral medication that inhibits the activity of multiple inflammatory markers involved in the pathogenesis of psoriasis."( Apremilast as a treatment for psoriasis.
Feldman, S; Pellerin, M; Shutty, B; West, C, 2012
)
2.54
"Apremilast is a novel oral PDE4 enzyme inhibitor capable of blocking leukocyte production of IL-12, IL-23, TNF-a, INF- with subsequent suppression of Th1 and Th17-mediated immune responses, and proven clinical efficacy for psoriasis as well as rheumatoid and psoriatic arthritis."( Apremilast for discoid lupus erythematosus: results of a phase 2, open-label, single-arm, pilot study.
De Souza, A; Franks, AG; Merola, JF; Oliver, S; Strober, BE, 2012
)
2.54

Effects

Apremilast has been approved by the USA FDA for the treatment of active psoriatic arthritis (PsA) and moderate-to-severe psoriasis (PsO) The drug has been well tolerated in phase I and II clinical trials.

ExcerptReferenceRelevance
"Apremilast has a novel mechanism of action and is safe and effective for the management of psoriasis and psoriatic arthritis. "( Apremilast: A Novel Drug for Treatment of Psoriasis and Psoriatic Arthritis.
Bank, M; Haber, SL; Hamilton, S; Leong, SY; Pierce, E, 2016
)
3.32
"Apremilast has been approved as an effective and safe treatment for psoriasis, but clinical trial results may differ from real-life data. "( Is apremilast for psoriasis as effective and safe as reported in clinical trials? Five-year experience from a Greek tertiary hospital: long-term real-life efficacy and safety of apremilast in Greece.
Bakirtzi, K; Ioannides, D; Lallas, A; Papadimitriou, I; Sideris, N; Sotiriou, E; Tsentemeidou, A; Vakirlis, E, 2021
)
2.69
"Apremilast has been shown to improve the quality of life and reduce symptom severity in moderate to severe psoriasis."( Review of Apremilast Combination Therapies in the Treatment of Moderate to Severe Psoriasis.
Ivanic, MG; Liao, W; Thatiparthi, A; Walia, S; Wu, JJ, 2021
)
1.75
"Apremilast has been tested in a number of psoriasis and PsA pilot and Phase II trials to evaluate its efficacy and safety."( New developments in the management of psoriasis and psoriatic arthritis: a focus on apremilast.
McCann, FE; McNamee, KE; Palfreeman, AC, 2013
)
1.34
"Apremilast has been approved by the USA FDA for the treatment of active psoriatic arthritis (PsA) and moderate-to-severe psoriasis (PsO)."( Drug safety evaluation of apremilast for treating psoriatic arthritis.
Busa, S; Kavanaugh, A, 2015
)
1.44
"Apremilast has been approved by both the United States FDA and European Medicines Agency for treatment of PsA."( Apremilast: a PDE4 inhibitor for the treatment of psoriatic arthritis.
Abdulrahim, H; Adebajo, AO; Edwards, C; Shaw, T; Thistleton, S; Wells, A, 2015
)
2.58
"Apremilast has been well tolerated in phase I and II clinical trials. "( Apremilast as a treatment for psoriasis.
Feldman, S; Pellerin, M; Shutty, B; West, C, 2012
)
3.26

Actions

Apremilast seems to inhibit in vitro the fibroblast-to-myofibroblast transition and the profibrotic activity induced by TGFβ1 in cultured human skin fibroblasts by downregulating Smad2/3 and Erk1/2 intracellular signalling pathways. Ap Remilast-induced LRG-1 increase was consistent with the overall lack of efficacy in ankylosing spondylitis.

ExcerptReferenceRelevance
"Apremilast-induced LRG-1 increase was consistent with the overall lack of efficacy in ankylosing spondylitis."( Large-scale Analyses of Disease Biomarkers and Apremilast Pharmacodynamic Effects.
Ai, J; Eisinger, D; LaBrie, ST; Medvedeva, IV; Schafer, P; Stokes, ME; Trotter, MWB; Yang, R, 2020
)
1.54
"Apremilast seems to inhibit in vitro the fibroblast-to-myofibroblast transition and the profibrotic activity induced by TGFβ1 in cultured human skin fibroblasts by downregulating Smad2/3 and Erk1/2 intracellular signalling pathways."( Apremilast interferes with the TGFβ1-induced transition of human skin fibroblasts into profibrotic myofibroblasts: in vitro study.
Corallo, C; Cozzani, E; Cutolo, M; Giordano, N; Martinelli, G; Montagna, P; Paolino, S; Parodi, A; Patane, M; Pizzorni, C; Smith, V; Soldano, S; Sulli, A; Tardito, S; Tavilla, P, 2020
)
3.44
"Apremilast did not inhibit the proliferation of HKe3-wtPDE4B2 cells or HKe3-mtKRAS in two-dimensional cultures, whereas the number of apoptotic HKe3-wtPDE4B2 cells and HKe3-mtKRAS cells increased after apremilast treatment in 3DC, leading to formation of a luminal cavity. "( Apremilast Induces Apoptosis of Human Colorectal Cancer Cells with Mutant
Baillie, GS; Doi, K; Ishikura, S; Iwaihara, Y; Luo, H; Nishi, K; Sakata, T; Shirasawa, S; Tsunoda, T; Wills, L, 2017
)
3.34

Treatment

Apremilast was well tolerated, with generally mild gastrointestinal complaints, which occurred early in the course of the treatment and resolved over time. Treatment with apremilasts improved all HRQOL PROs at Week 16 (vs. placebo) Apremilst treatment demonstrated greater improvements in disease severity and patient-reported symptoms versus placebo.

ExcerptReferenceRelevance
"Apremilast-treated patients with baseline ModDA had higher probability of achieving cDAPSA treatment targets than patients with HDA. "( Baseline Disease Activity Predicts Achievement of cDAPSA Treatment Targets With Apremilast: Phase III Results in DMARD-naïve Patients With Psoriatic Arthritis.
Bergman, M; Gladman, DD; Jardon, S; Kavanaugh, A; Mease, PJ; Ogdie, A; Richter, S; Smolen, JS; Teng, L; Wells, AF, 2022
)
2.39
"Apremilast treatment demonstrated greater improvements in disease severity and patient-reported symptoms versus placebo at week 16 in Japanese patients with PPP with sustained improvements through week 32. "( Efficacy and Safety of Apremilast for the Treatment of Japanese Patients with Palmoplantar Pustulosis: Results from a Phase 2, Randomized, Placebo-Controlled Study.
Abe, M; Handa, T; Imafuku, S; Kobayashi, S; Morita, A; Murakami, M; Okubo, Y; Paris, M; Sano, S; Tada, Y; Tanaka, M; Terui, T; Uehara, N; Yaguchi, M; Zhang, W, 2023
)
2.66
"Apremilast could be a treatment option for patients with a different profile to that of clinical trial participants. "( The Use of Apremilast in Psoriasis: A Delphi Study.
Ara, M; Belinchón, I; Bustinduy, M; Carrascosa, JM; Herranz, P; Rivera, R, 2020
)
2.39
"Apremilast, an oral treatment for plaque psoriasis, was added to the Québec provincial health insurance plan (Régie de l'assurance maladie du Québec; RAMQ) formulary in 2015, making this the only province in Canada with public drug plan reimbursement for apremilast."( Real-World Experience With Apremilast in the Treatment of Adults With Moderate to Severe Plaque Psoriasis in Québec: A Claims-Based Analysis of Drug Utilization and Healthcare Resource Utilization.
Beauchemin, C; Gaudreau, AJ; Lachaine, J; Liu, FF; Poulin, Y; Royer, C; Yim, C,
)
1.15
"Apremilast treatment influences the expression of VEGF, iNOS and IDO not only by keratinocytes but also by MSCs, restoring their intrinsic profile and their natural anti-inflammatory action, and decreasing the auto-inflammatory process that underpins the development of psoriasis."( The efficacy of in vivo administration of Apremilast on mesenchymal stem cells derived from psoriatic patients.
Caffarini, M; Campanati, A; Di Vincenzo, M; Diotallevi, F; Lucarini, G; Offidani, A; Orciani, M; Radi, G, 2021
)
2.33
"Apremilast offers treatment efficacy similar to that of methotrexate, and it may be taken while deployed because it does not require monitoring or refrigeration."( The Use of Apremilast to Treat Psoriasis During Deployment.
Meyerle, J; Rosenberg, A, 2017
)
1.57
"Apremilast-treated patients had a higher risk of discontinuation than methotrexate-treated patients when considering the study population as a whole (hazard ratio 1·28, 95% confidence interval 1·23-1·34) or in a propensity-score-matched analysis (hazard ratio 1·34, 95% confidence interval 1·27-1·41; P < 0·001)."( Persistence of apremilast in moderate-to-severe psoriasis: a real-world analysis of 14 147 apremilast- and methotrexate-naive patients in the French National Health Insurance database.
Billionnet, C; Maura, G; Mezzarobba, M; Sbidian, E; Weill, A, 2020
)
1.63
"Apremilast treatment resulted in improved HRQOL, including DLQI and pruritus VAS over 16 weeks of treatment, in patients with moderate to severe psoriasis."( Improvements in patient-reported outcomes with apremilast, an oral phosphodiesterase 4 inhibitor, in the treatment of moderate to severe psoriasis: results from a phase IIb randomized, controlled study.
Day, RM; Fiorentino, D; Hu, C; Papp, KA; Stevens, RM; Strand, V, 2013
)
2.09
"Apremilast treatment was demonstrated effective and well tolerated in Phase II and III clinical trials. "( Apremilast for the treatment of psoriasis.
Bianchi, L; Buonomo, O; Chimenti, MS; Chimenti, S; Chiricozzi, A; Garofalo, V; Gramiccia, T; Perricone, R; Saraceno, R, 2015
)
3.3
"Treatment with apremilast, a novel phosphodiesterase-4 inhibitor, for the treatment of a concomitant plaque psoriasis achieved good control of his skin diseases and minimized the recurrence of eyelid ectropion."( Apremilast Use in a Case of Cicatricial Ectropion Secondary to Severe Lamellar Ichthyosis.
Abboud, JJ; Ahmed, M; Haffar, A; Himebaugh, JT; Nguyen, J; Whittington, A; Wiley, LA,
)
1.91
"Treatment with apremilast has recently demonstrated clinically meaningful improvement in moderate hidradenitis suppurativa (HS)."( Apremilast for moderate hidradenitis suppurativa: no significant change in lesional skin inflammatory biomarkers.
Davelaar, N; Mus, AMC; Prens, EP; van der Zee, HH; van Doorn, MBA; Vossen, ARJV, 2019
)
2.31
"Treatment with apremilast was well tolerated, with generally mild gastrointestinal complaints, which occurred early in the course of the treatment and resolved over time, and there was no requirement for laboratory test monitoring."( Selective Phosphodiesterase Inhibitors for Psoriasis: Focus on Apremilast.
Gooderham, M; Papp, K, 2015
)
1
"Treatment with apremilast improved all HRQOL PROs at Week 16 (vs. "( Apremilast, an oral phosphodiesterase 4 inhibitor, improves patient-reported outcomes in the treatment of moderate to severe psoriasis: results of two phase III randomized, controlled trials.
Chen, R; Feldman, SR; Foley, P; Kimball, A; Levi, E; Poulin, Y; Thaçi, D, 2017
)
2.25
"Treatment with apremilast at a dosage of 20 mg twice per day or 40 mg once per day demonstrated efficacy in comparison with placebo and was generally well tolerated in patients with active PsA. "( Oral apremilast in the treatment of active psoriatic arthritis: results of a multicenter, randomized, double-blind, placebo-controlled study.
de Vlam, KL; Hu, C; Joos, R; Papp, K; Rodrigues, JF; Schett, G; Stevens, R; Vessey, AR; Wollenhaupt, J, 2012
)
1.25

Toxicity

Apremilast was well tolerated and the reported adverse events were in line with the known safety profile. The number of serious adverse events was not significantly different among the apremilst, secukinumab, ustekinumbe, and placebo groups.

ExcerptReferenceRelevance
" All subjects tolerated apremilast well with no serious adverse events or withdrawal due to side effects."( A phase 2, open-label, investigator-initiated study to evaluate the safety and efficacy of apremilast in subjects with recalcitrant allergic contact or atopic dermatitis.
Au, SC; Dumont, N; Gottlieb, AB; Scheinman, P; Volf, EM, 2012
)
0.91
" The most common adverse events were headache, nasopharyngitis, diarrhoea and nausea."( Efficacy and safety of apremilast in subjects with moderate to severe plaque psoriasis: results from a phase II, multicenter, randomized, double-blind, placebo-controlled, parallel-group, dose-comparison study.
Hu, C; Kaufmann, R; Papp, KA; Rohane, P; Sutherland, D; Thaçi, D, 2013
)
0.7
"3% of patients randomized to placebo and apremilast, respectively, had 1 or more adverse events."( Apremilast, an oral phosphodiesterase 4 (PDE4) inhibitor, in patients with moderate to severe plaque psoriasis: Results of a phase III, randomized, controlled trial (Efficacy and Safety Trial Evaluating the Effects of Apremilast in Psoriasis [ESTEEM] 1).
Chimenti, S; Day, RM; Gordon, KB; Griffiths, CE; Hu, C; Kircik, L; Korman, NJ; Langley, RG; Leonardi, CL; Papp, K; Reich, K; Stevens, RM, 2015
)
2.13
" The exposure-adjusted incidence of adverse events did not increase with continued apremilast treatment for up to 52 weeks."( Efficacy and safety of apremilast, an oral phosphodiesterase 4 inhibitor, in patients with moderate-to-severe plaque psoriasis over 52 weeks: a phase III, randomized controlled trial (ESTEEM 2).
Cather, J; Crowley, J; Day, RM; Ferrandiz, C; Girolomoni, G; Gooderham, M; Gottlieb, AB; Hu, C; Mrowietz, U; Paul, C; Poulin, Y; Shah, K; Stevens, RM, 2015
)
0.95
" Most common adverse events (≥5%) with apremilast, including nausea, diarrhoea, upper respiratory tract infection, nasopharyngitis, tension headache and headache, were mild or moderate in severity; diarrhoea and nausea generally resolved in the first month."( The efficacy and safety of apremilast, etanercept and placebo in patients with moderate-to-severe plaque psoriasis: 52-week results from a phase IIIb, randomized, placebo-controlled trial (LIBERATE).
Bewley, A; Day, RM; Goncalves, J; Gooderham, M; Green, L; Khanskaya, I; Piguet, V; Reich, K; Shah, K; Soung, J; Zhang, Z, 2017
)
1.02
" Group 2, served as the toxic group, received CFZ (4 mg/kg, intraperitoneally [i."( Apremilast reversed carfilzomib-induced cardiotoxicity through inhibition of oxidative stress, NF-κB and MAPK signaling in rats.
Ahmad, SF; Al-Harbi, MM; Al-Harbi, NO; Aljerian, K; Almukhlafi, TS; Almutairi, MM; Alshammari, M; Ansari, MA; Ansari, MN; Imam, F, 2016
)
1.88
" Most common adverse events (AEs) with placebo, apremilast 20 and apremilast 30 (0-16 weeks) were nasopharyngitis (8."( Apremilast, an oral phosphodiesterase 4 inhibitor, in the treatment of Japanese patients with moderate to severe plaque psoriasis: Efficacy, safety and tolerability results from a phase 2b randomized controlled trial.
Chen, P; Day, RM; Imafuku, S; Komine, M; Maroli, A; Nemoto, O; Ohtsuki, M; Okubo, Y; Petric, R, 2017
)
2.15
" During 0 to ≤52 weeks, the adverse events (AEs) that occurred in ≥5% of patients included diarrhea, nausea, upper respiratory tract infection, nasopharyngitis, tension headache, and headache."( Long-term safety and tolerability of apremilast in patients with psoriasis: Pooled safety analysis for ≥156 weeks from 2 phase 3, randomized, controlled trials (ESTEEM 1 and 2).
Cather, JC; Chen, R; Crowley, J; Day, RM; Ferrándiz, C; Goncalves, J; Joly, P; Papp, KA; Peris, K; Shah, K; Thaçi, D, 2017
)
0.73
" The number of serious adverse events was not significantly different among the apremilast, secukinumab, ustekinumab, and placebo groups."( Relative efficacy and safety of apremilast, secukinumab, and ustekinumab for the treatment of psoriatic arthritis.
Lee, YH; Song, GG, 2018
)
0.99
" Most adverse events were mild or moderate; most common were diarrhea, headache, nausea, upper respiratory tract infection, decreased appetite, and vomiting."( Efficacy and Safety of Apremilast in Patients With Moderate Plaque Psoriasis With Lower BSA: Week 16 Results from the UNVEIL Study.
Bagel, J; Callis Duffin, K; Chen, R; Goncalves, J; Jackson, JM; Lebwohl, M; Levi, E; Stein Gold, L; Strober, B, 2017
)
0.77
" While this medication is considered safe with a very low risk of serious side effects, a few common (≥5% of patients) mild to moderate side effects have been reported, including diarrhea, nausea, headache, and nasopharyngitis."( Management of Common Side Effects of Apremilast.
Beecker, J; Langley, A,
)
0.4
" Its efficacy and safety data are limited; hence, real-world outcomes are important for elucidating the full spectrum of its adverse events (AEs) and expanding generalizability of clinical trial findings."( Efficacy and Safety of Apremilast Monotherapy for Moderate to Severe Psoriasis: Retrospective Study.
Georgakopoulos, JR; Ighani, A; Shear, N; Walsh, S; Yeung, J; Zhou, LL,
)
0.44
"Psoriasis is a chronic inflammatory skin disease, which requires long-term, safe and effective treatment."( Real-world data on the efficacy and safety of apremilast in patients with moderate-to-severe plaque psoriasis.
Kokkalis, G; Papadavid, E; Rigopoulos, D; Rompoti, N; Theodoropoulos, K, 2018
)
0.74
" Secondary endpoints were the evaluation at week 16 of (i) PASI; (ii) Dermatology Life Quality Index (DLQI); (iii) Physician Global Assessment (PGA); (iv) Psoriasis Scalp Severity Index (PSSI); and (v) the percentage of patients who achieved ΔPASI50, ΔPASI75, ΔPASI90 and ΔPASI100; (vi) adverse events (AE); (vii) reasons for drug discontinuation; and (viii) drug survival."( Real-world data on the efficacy and safety of apremilast in patients with moderate-to-severe plaque psoriasis.
Kokkalis, G; Papadavid, E; Rigopoulos, D; Rompoti, N; Theodoropoulos, K, 2018
)
0.74
" Patients discontinued apremilast (28%), mostly during the first 4 weeks due to adverse events (12%) with gastrointestinal symptoms being the most common, and later due to lack of efficacy (16%)."( Real-world data on the efficacy and safety of apremilast in patients with moderate-to-severe plaque psoriasis.
Kokkalis, G; Papadavid, E; Rigopoulos, D; Rompoti, N; Theodoropoulos, K, 2018
)
1.05
"Apremilast is a safe and efficacious treatment for psoriasis patients as it produces ΔPASI75 and ΔPASI50 responses combined with DLQI ≤ 5 in 16 weeks in 70."( Real-world data on the efficacy and safety of apremilast in patients with moderate-to-severe plaque psoriasis.
Kokkalis, G; Papadavid, E; Rigopoulos, D; Rompoti, N; Theodoropoulos, K, 2018
)
2.18
" The most common adverse events (≥5% of patients) through week 52 were diarrhea (28."( Efficacy and Safety of Apremilast in Systemic- and Biologic-Naive Patients With Moderate Plaque Psoriasis: 52-Week Results of UNVEIL.
Bagel, J; Chen, R; Duffin, KC; Goncalves, J; Jackson, JM; Lebwohl, M; Levi, E; Stein Gold, L, 2018
)
0.79
" Recently, apremilast, a selective inhibitor of phosphodiesterase E4 has been suggested to be a safe and effective therapeutic option in HIV-infected population with psoriatic arthritis."( Apremilast efficacy and safety in a psoriatic arthritis patient affected by HIV and HBV virus infections.
Bianchi, L; Campione, E; Esposito, M; Giunta, A; Manfreda, V, 2019
)
2.35
" Data were extracted for ACR20/50, HAQ-DI, SF-36 and adverse/serious adverse events after 16-24 weeks."( Efficacy and safety of systemic treatments in psoriatic arthritis: a systematic review, meta-analysis and GRADE evaluation.
Dressler, C; Eisert, L; Nast, A; Pham, PA, 2019
)
0.51
" We observed no significant differences in the incidence of serious adverse events after treatment with tofacitinib 10 mg, apremilast 30 mg, tofacitinib 5 mg, apremilast 20 mg, or placebo."( Comparison of the Efficacy and Safety of Tofacitinib and Apremilast in Patients with Active Psoriatic Arthritis: A Bayesian Network Meta-Analysis of Randomized Controlled Trials.
Lee, YH; Song, GG, 2019
)
0.97
"In patients with active psoriatic arthritis, tofacitinib 10 mg and apremilast 30 mg were the most efficacious interventions and were not associated with a significant risk of serious adverse events."( Comparison of the Efficacy and Safety of Tofacitinib and Apremilast in Patients with Active Psoriatic Arthritis: A Bayesian Network Meta-Analysis of Randomized Controlled Trials.
Lee, YH; Song, GG, 2019
)
1
" Data from several phase III clinical trials and real-world studies showed a good benefit-risk profile, with diarrhea and nausea as the most common adverse events."( [Gastrointestinal side effects of apremilast : Characterization and management].
Beigel, F; Beissert, S; Gerdes, S; Homey, B; Körber, A; Mössner, R; Pinter, A; Radtke, MA; Staubach-Renz, P, 2019
)
0.79
"Even as treatment of psoriasis becomes safer, it is important to recognize both common and uncommon adverse effects of treatment."( A safety review of recent advancements in the treatment of psoriasis: analysis of clinical trial safety data.
Cline, A; Feldman, SR; Kepley, AL; Kolli, SS, 2019
)
0.51
" All adverse events (AEs) were recorded during follow-up."( Efficacy and safety of apremilast for Behçet's syndrome: a real-life single-centre Italian experience.
Boffini, N; Campochiaro, C; Cariddi, A; Cavalli, G; Dagna, L; De Luca, G; Tomelleri, A; Vanni, D, 2020
)
0.87
" Common adverse events with apremilast were diarrhea (30."( Efficacy and safety of apremilast in patients with moderate to severe plaque psoriasis of the scalp: Results of a phase 3b, multicenter, randomized, placebo-controlled, double-blind study.
Cauthen, A; Lebwohl, M; Lynde, C; Paris, M; Sofen, H; Stein Gold, L; Strober, B; Tyring, S; Van Voorhees, AS; Wang, Y; Zhang, Z, 2020
)
1.16
"9%) and adverse events (15."( Real-world effectiveness and safety of apremilast in psoriasis at 52 weeks: a retrospective, observational, multicentre study by the Spanish Psoriasis Group.
Armesto, S; Belinchón, I; Carrascosa, JM; Carretero, G; Del Alcázar, E; Ferran, M; Herranz, P; Herrera-Acosta, E; Hospital, M; Llamas, M; López-Ferrer, A; Martín, I; Mitxelena, MJ; Mollet, J; Montesinos, E; Muñoz, C; Pérez-Barrio, S; Rivera, R; Ruiz-Genao, DP; Ruiz-Villaverde, R; Sahuquillo-Torralba, A; Suárez-Pérez, JA; Valentí, F; Vidal, D; Vilarrasa, E, 2020
)
0.83
" Although the drug has a good safety profile, adverse gastrointestinal effects are common."( Real-world effectiveness and safety of apremilast in psoriasis at 52 weeks: a retrospective, observational, multicentre study by the Spanish Psoriasis Group.
Armesto, S; Belinchón, I; Carrascosa, JM; Carretero, G; Del Alcázar, E; Ferran, M; Herranz, P; Herrera-Acosta, E; Hospital, M; Llamas, M; López-Ferrer, A; Martín, I; Mitxelena, MJ; Mollet, J; Montesinos, E; Muñoz, C; Pérez-Barrio, S; Rivera, R; Ruiz-Genao, DP; Ruiz-Villaverde, R; Sahuquillo-Torralba, A; Suárez-Pérez, JA; Valentí, F; Vidal, D; Vilarrasa, E, 2020
)
0.83
" At least one adverse event was experienced by 56/96 patients, and 11/56 events required drug withdrawal."( Long-term efficacy and safety of apremilast in psoriatic arthritis: Focus on skin manifestations and special populations.
Balato, A; Bianchi, L; Campione, E; Cirillo, T; Fabbrocini, G; Malara, G; Trifirò, C, 2020
)
0.84
" Our experience suggests that apremilast is effective and safe for treating palmar-plantar psoriasis and plaques at other locations but not for treating scalp psoriasis."( Treatment Persistence and Safety of Apremilast in Psoriasis: Experience With 30 Patients in Routine Clinical Practice.
Botella Estrada, R; de Unamuno Bustos, B; Monte Boquet, E; Rodríguez Serna, M; Sahuquillo-Torralba, A, 2020
)
1.12
" Demographic data and details regarding psoriasis and adverse events (AEs) were collected from patient medical records."( Real-World Effectiveness and Safety of Apremilast in Older Patients with Psoriasis.
Bastien, M; Beauchet, A; Begon, E; Beneton, N; Boulard, C; Chaby, G; Cinotti, E; Delaunay, J; Fougerousse, AC; Maccari, F; Mahé, E; Mery-Bossard, L; Parier, J; Phan, C; Prignano, F; Reguiai, Z; Romanelli, M; Samimi, M; Thomas-Beaulieu, D, 2020
)
0.83
"Apremilast seems to be an effective and safe therapeutic option for psoriasis in the elderly."( Real-World Effectiveness and Safety of Apremilast in Older Patients with Psoriasis.
Bastien, M; Beauchet, A; Begon, E; Beneton, N; Boulard, C; Chaby, G; Cinotti, E; Delaunay, J; Fougerousse, AC; Maccari, F; Mahé, E; Mery-Bossard, L; Parier, J; Phan, C; Prignano, F; Reguiai, Z; Romanelli, M; Samimi, M; Thomas-Beaulieu, D, 2020
)
2.27
"We present a series of general and specific recommendations based on pathophysiologic considerations for managing the most common adverse effects of apremilast that lead to treatment discontinuation: diarrhea, nausea, and headache."( Multidisciplinary Management of the Adverse Effects of Apremilast.
Alonso Suárez, J; Beltrán Catalán, E; Blasco Maldonado, C; Daudén Tello, E; García-Merino, A; Herrero Manso, MC; Jiménez Morales, A; Marín-Jiménez, I; Martín-Arranz, MD; Porta Etessam, J; Rodríguez-Sagrado, MA; Rosas Gómez de Salazar, J; Salgado-Boquete, L; Trujillo Martín, E, 2021
)
1.07
" The disease phenotypes, laboratory data, concomitant medication use, and adverse events were also investigated."( Efficacy and safety of apremilast for 3 months in Behçet's disease: A prospective observational study.
Hirahara, L; Kirino, Y; Mizuki, N; Nakajima, H; Soejima, Y; Takase-Minegishi, K; Takeno, M; Takeuchi, M; Yoshimi, R, 2021
)
0.93
" Cal/BD foam plus apremilast appeared to be safe and well tolerated."( Efficacy and Safety of Calcipotriene 0.005%/Betamethasone Dipropionate 0.064% Foam With Apremilast for Moderate Plaque Psoriasis.
Kircik, LH; Schlesinger, TE; Tanghetti, E, 2020
)
1.11
"Acitretin, apremilast, and methotrexate are safe and effective modalities for ICI-mediated psoriasis."( Immune checkpoint-mediated psoriasis: A multicenter European study of 115 patients from the European Network for Cutaneous Adverse Event to Oncologic Drugs (ENCADO) group.
Annunziata, MC; Apalla, Z; Carrera, C; Fabbrocini, G; Fattore, D; Giacchero, D; Lallas, A; Lallas, K; Lazaridou, E; Nikolaou, V; Ortiz-Brugués, A; Patri, A; Peris, K; Riganti, J; Rigopoulos, D; Romano, MC; Rossi, E; Sibaud, V; Sollena, P; Stratigos, AJ; Voudouri, D, 2021
)
1.01
" Changes in m-PPPASI and Dermatology Life Quality Index scores from baseline, the proportion of patients achieving m-PPPASI 75, and adverse events were assessed."( Comparison of the Efficacy and Safety of Apremilast and Methotrexate in Patients with Palmoplantar Psoriasis: A Randomized Controlled Trial.
Dogra, S; Handa, S; Kt, S; Narang, T; Thakur, V, 2021
)
0.89
"Apremilast has been approved as an effective and safe treatment for psoriasis, but clinical trial results may differ from real-life data."( Is apremilast for psoriasis as effective and safe as reported in clinical trials? Five-year experience from a Greek tertiary hospital: long-term real-life efficacy and safety of apremilast in Greece.
Bakirtzi, K; Ioannides, D; Lallas, A; Papadimitriou, I; Sideris, N; Sotiriou, E; Tsentemeidou, A; Vakirlis, E, 2021
)
2.69
" The adverse drug reaction rate was 21."( Effectiveness and safety of apremilast in biologic-naïve patients with moderate psoriasis treated in routine clinical practice in Greece: the APRAISAL study.
Anagnostopoulos, Z; Anastasiadis, G; Antonakopoulos, N; Antoniou, C; Aronis, P; Bassukas, I; Chasapi, V; Drosos, A; Georgiou, S; Ioannides, D; Ioannidou, D; Katsantonis, I; Krasagakis, K; Lazaridou, E; Lefaki, I; Neofotistou, O; Papageorgiou, M; Papakonstantis, M; Patsatsi, A; Protopapa, A; Rigopoulos, D; Roussaki-Schulze, AV; Satra, F, 2021
)
0.92
" The most commonly reported adverse events (≥ 5%) with apremilast were diarrhea, headache, nausea, nasopharyngitis, and upper respiratory tract infection, consistent with prior studies."( Efficacy and safety of apremilast in patients with mild-to-moderate plaque psoriasis: Results of a phase 3, multicenter, randomized, double-blind, placebo-controlled trial.
Albrecht, L; Bhatia, N; Callis Duffin, K; Chen, M; Gooderham, M; Green, L; Papp, K; Paris, M; Pariser, D; Sofen, H; Stein Gold, L; Wang, Y, 2022
)
1.28
" Apremilast was well tolerated and the reported adverse events were in line with the known safety profile."( Real-World Efficacy and Safety of Apremilast in Belgian Patients with Psoriatic Arthritis: Results from the Prospective Observational APOLO Study.
de Vlam, K; Di Romana, S; Kaiser, MJ; Lories, R; Remans, P; Toukap, AN; Van den Berghe, M; Van den Bosch, F; Vanhoof, J, 2022
)
1.91
" The adverse drug reaction rate was 19."( A real-world, non-interventional, prospective study of the effectiveness and safety of apremilast in bio-naïve adults with moderate plaque psoriasis treated in the routine care in Greece - the 'APRAISAL' study.
Anagnostopoulos, Z; Anastasiadis, G; Antonakopoulos, N; Aronis, P; Bassukas, I; Chasapi, V; Drosos, A; Ioannides, D; Kalinou, C; Kekki, A; Krasagakis, K; Lazaridou, E; Lefaki, I; Neofotistou, O; Oikonomou, C; Papadavid, E; Papageorgiou, M; Papakonstantis, M; Pokas, E; Protopapa, A; Rigopoulos, D; Rovithi, E; Tampouratzi, E; Zafiriou, E, 2022
)
0.94
"Apremilast is a safe and effective treatment for bio-naïve patients with moderate psoriasis and specific psoriasis manifestations."( A real-world, non-interventional, prospective study of the effectiveness and safety of apremilast in bio-naïve adults with moderate plaque psoriasis treated in the routine care in Greece - the 'APRAISAL' study.
Anagnostopoulos, Z; Anastasiadis, G; Antonakopoulos, N; Aronis, P; Bassukas, I; Chasapi, V; Drosos, A; Ioannides, D; Kalinou, C; Kekki, A; Krasagakis, K; Lazaridou, E; Lefaki, I; Neofotistou, O; Oikonomou, C; Papadavid, E; Papageorgiou, M; Papakonstantis, M; Pokas, E; Protopapa, A; Rigopoulos, D; Rovithi, E; Tampouratzi, E; Zafiriou, E, 2022
)
2.39
" We sought to evaluate the following outcomes: psoriasis area and severity index score (PASI)-50, PASI-75, PASI-90, static Physician Global Assessment (sPGA), and adverse events."( Efficacy and safety of apremilast monotherapy in moderate-to-severe plaque psoriasis: A systematic review and meta-analysis.
Alahmadi, RA; Alamri, AM; Aljefri, YE; Alkhamisi, TA; Alkhunani, TA; Alraddadi, AA; Ghaddaf, AA, 2022
)
1.03
" Adverse event rates with deucravacitinib were similar to those with placebo and apremilast."( Deucravacitinib versus placebo and apremilast in moderate to severe plaque psoriasis: Efficacy and safety results from the 52-week, randomized, double-blinded, placebo-controlled phase 3 POETYK PSO-1 trial.
Armstrong, AW; Banerjee, S; Blauvelt, A; Colston, E; Gooderham, M; Imafuku, S; Kundu, S; Linaberry, M; Morita, A; Papp, KA; Schoenfeld, S; Strober, B; Szepietowski, JC; Thaçi, D; Throup, J; Warren, RB, 2023
)
1.41
" The most frequent adverse event with deucravacitinib was nasopharyngitis."( Deucravacitinib versus placebo and apremilast in moderate to severe plaque psoriasis: Efficacy and safety results from the 52-week, randomized, double-blinded, phase 3 Program fOr Evaluation of TYK2 inhibitor psoriasis second trial.
Bagel, J; Banerjee, S; Colston, E; Foley, P; Gordon, KB; Kircik, L; Kundu, S; Linaberry, M; Papp, KA; Paul, C; Rich, P; Sekaran, C; Sofen, H; Strober, B; Thaçi, D; Throup, J, 2023
)
1.19
"We aimed to compare incidence rates of adverse events of special interest identified a priori, in patients receiving apremilast with those receiving other systemic treatments for psoriasis or psoriatic arthritis."( Safety of Apremilast in Patients with Psoriasis and Psoriatic Arthritis: Findings from the UK Clinical Practice Research Datalink.
Cordey, M; Jick, S; Paris, M; Persson, R, 2022
)
1.33
" Incidence rates of adverse events of special interest were estimated for four matched cohorts: apremilast-exposed and three matched non-apremilast cohorts (oral only, injectable only, and oral and injectable psoriasis or psoriatic arthritis treatments)."( Safety of Apremilast in Patients with Psoriasis and Psoriatic Arthritis: Findings from the UK Clinical Practice Research Datalink.
Cordey, M; Jick, S; Paris, M; Persson, R, 2022
)
1.34
" Similar incidence rates of all-cause mortality, major adverse cardiac events, tachyarrhythmias, and solid malignancies were recorded in the apremilast and non-apremilast cohorts."( Safety of Apremilast in Patients with Psoriasis and Psoriatic Arthritis: Findings from the UK Clinical Practice Research Datalink.
Cordey, M; Jick, S; Paris, M; Persson, R, 2022
)
1.33
" Additionally, we evaluated the percentage of patients who achieved ≥75% improvement; changes in body surface area (BSA) and scores of EuroQol 5-dimensions 5-level, Dermatology Life Quality Index, and visual analog scale for pruritis from baseline to 4 and 8 weeks; and adverse events."( Efficacy and safety of apremilast and phototherapy versus phototherapy only in psoriasis vulgaris.
Hayashi, D; Ikumi, K; Katoh, N; Maruyama, A; Masuda, K; Morita, A; Nishihara, H; Tateishi, C; Tsuruta, D; Watanabe, Y; Yamaguchi, Y; Yamamoto, A, 2022
)
1.03
" Incidence rates for adverse events per 100 person-years (PY) in the Japanese patients were comparable across treatment groups through Week 52 (deucravacitinib, 336."( Efficacy and safety of the selective TYK2 inhibitor, deucravacitinib, in Japanese patients with moderate to severe plaque psoriasis: Subgroup analysis of a randomized, double-blind, placebo-controlled, global phase 3 trial.
Banerjee, S; Hippeli, L; Imafuku, S; Morita, A; Ohtsuki, M; Tada, Y, 2023
)
0.91
" The most common treatment-emergent adverse events included diarrhea, abdominal discomfort, headache, and nausea."( Efficacy and Safety of Apremilast for the Treatment of Japanese Patients with Palmoplantar Pustulosis: Results from a Phase 2, Randomized, Placebo-Controlled Study.
Abe, M; Handa, T; Imafuku, S; Kobayashi, S; Morita, A; Murakami, M; Okubo, Y; Paris, M; Sano, S; Tada, Y; Tanaka, M; Terui, T; Uehara, N; Yaguchi, M; Zhang, W, 2023
)
1.22
"We analyzed longer-term safety and tolerability of apremilast 30 mg twice daily across three indications for up to 5 years, focusing on adverse events of special interest, including thrombotic events, malignancies, major adverse cardiac events (MACE), serious infections, and depression."( Apremilast Long-Term Safety Up to 5 Years from 15 Pooled Randomized, Placebo-Controlled Studies of Psoriasis, Psoriatic Arthritis, and Behçet's Syndrome.
Cheng, S; Flower, A; Hatemi, G; Maes, P; Mease, PJ; Paris, M; Picard, H; Shi, R; Stein Gold, L; Zhang, W, 2023
)
2.6
"The incidence of serious TEAEs and TEAEs of special interest was low despite long-term exposure, further establishing apremilast as a safe oral option for long-term use across indications with a favorable benefit-risk profile."( Apremilast Long-Term Safety Up to 5 Years from 15 Pooled Randomized, Placebo-Controlled Studies of Psoriasis, Psoriatic Arthritis, and Behçet's Syndrome.
Cheng, S; Flower, A; Hatemi, G; Maes, P; Mease, PJ; Paris, M; Picard, H; Shi, R; Stein Gold, L; Zhang, W, 2023
)
2.56
" Secondary outcome measures were proportion of patients achieving EASI 75, EASI 90, ≥2-point improvement in Investigator's Global Assessment (IGA), SCORing Atopic Dermatitis (SCORAD) 75 at week 24 and percentage of patients experiencing ≥1 adverse effect (AEs)."( A single-centre prospective study comparing efficacy and safety of apremilast with cyclosporine in moderate to severe atopic dermatitis.
Choudhary, A; Gehlawat, T; Jangid, N; Mistry, D; Parmar, KS; Shah, BJ; Shah, SR; Vyas, HR, 2023
)
1.15

Pharmacokinetics

Apremilast was rapidly absorbed (maximum concentration: ~2-3 h postdose), and eliminated according to a monoexponential pattern with a terminal-phase elimination half-life of 8-9 h. The aims of this analysis were to develop a population pharmacokinetic (PPK) model of apremilst based on observed data from phase 1 studies combined with clinical trial data from subjects with moderate to severe psoriasis.

ExcerptReferenceRelevance
"4) and Cmax (from 290 vs."( The impact of co-administration of ketoconazole and rifampicin on the pharmacokinetics of apremilast in healthy volunteers.
Liu, Y; Palmisano, M; Wan, Y; Wu, A; Zhou, S, 2014
)
0.62
" Pharmacodynamic effects of apremilast on plasma biomarkers associated with inflammation were evaluated in a PALACE 1 substudy."( The pharmacodynamic impact of apremilast, an oral phosphodiesterase 4 inhibitor, on circulating levels of inflammatory biomarkers in patients with psoriatic arthritis: substudy results from a phase III, randomized, placebo-controlled trial (PALACE 1).
Chen, P; Chopra, R; Fang, L; Schafer, PH; Wang, A, 2015
)
1
"A rapid, sensitive and selective ultra-performance liquid chromatography-tandem mass spectrometry (UPLC-MS-MS) was developed and validated for the determination and pharmacokinetic investigation of apremilast in rat plasma."( Determination of Apremilast in Rat Plasma by UPLC-MS-MS and Its Application to a Pharmacokinetic Study.
Chen, LG; Lai, X; Li, T; Pan, Y; Wang, S; Wang, Z, 2016
)
0.96
" Plasma apremilast and metabolite M12 concentrations were determined, and pharmacokinetic parameters were calculated from samples obtained predose and up to 72 hours postdose."( Impact of Renal Impairment on the Pharmacokinetics of Apremilast and Metabolite M12.
Assaf, M; Liu, Y; Nissel, J; Palmisano, M; Zhou, S, 2016
)
1.12
" The F3 nanoparticles were further evaluated for in vitro release and in vivo pharmacokinetic studies in rats."( Preparation of sustained release apremilast-loaded PLGA nanoparticles: in vitro characterization and in vivo pharmacokinetic study in rats.
Alalaiwe, A; Anwer, MK; Ezzeldin, E; Fatima, F; Iqbal, M; Mohammad, M, 2019
)
0.8
"Finding biomarkers that provide shared link between disease severity, drug-induced pharmacodynamic effects and response status in human trials can provide number of values for patient benefits: elucidating current therapeutic mechanism-of-action, and, back-translating to fast-track development of next-generation therapeutics."( Large-scale Analyses of Disease Biomarkers and Apremilast Pharmacodynamic Effects.
Ai, J; Eisinger, D; LaBrie, ST; Medvedeva, IV; Schafer, P; Stokes, ME; Trotter, MWB; Yang, R, 2020
)
0.82
"We evaluated the pharmacodynamic effects of apremilast in 69 patients who were included in biomarker subanalyses of a phase 2b study that demonstrated the long-term safety and efficacy of apremilast in Japanese adults with moderate to severe psoriasis."( Pharmacodynamic analysis of apremilast in Japanese patients with moderate to severe psoriasis: Results from a phase 2b randomized trial.
Imafuku, S; Komine, M; Nemoto, O; Ohtsuki, M; Okubo, Y; Petric, R; Schafer, P, 2021
)
1.18
" Apremilast was rapidly absorbed (maximum concentration: ~2-3 h postdose), and eliminated according to a monoexponential pattern with a terminal-phase elimination half-life of 8-9 h."( Pharmacokinetics and tolerability of apremilast in healthy Korean adult men.
Choi, Y; Huh, KY; Lee, H; Liu, L; Nissel, J; Palmisano, M; Ramirez-Valle, F; Wang, X, 2021
)
1.8
" The aims of this analysis were to develop a population pharmacokinetic (PPK) model of apremilast based on observed data from phase 1 studies combined with clinical trial data from subjects with moderate to severe psoriasis, and to develop exposure-response (E-R) models to determine whether Japanese subjects with moderate to severe psoriasis achieve response to apremilast treatment similar to that observed in non-Japanese, predominantly Caucasian subjects with moderate to severe psoriasis."( Population pharmacokinetic and exposure-response analysis of apremilast in Japanese subjects with moderate to severe psoriasis.
Imafuku, S; Kassir, N; Komine, M; Nemoto, O; Ohtsuki, M; Okubo, Y; Petric, R, 2021
)
1.09

Compound-Compound Interactions

Apremilast can be safely and effectively combined with phototherapy, systemic, and/or biological agents in patients with plaque psoriasis not responding adequately to these agents alone. This pilot study assesses the effect of twice-weekly maintenance doses of Cal/BD foam after 4 weeks of standard once-daily treatment.

ExcerptReferenceRelevance
" This chart review evaluated the use of methotrexate alone and in combination with 7 other systemic therapies in 48 patients with palmoplantar psoriasis."( The Use of Methotrexate, Alone or in Combination With Other Therapies, for the Treatment of Palmoplantar Psoriasis.
Klufas, DM; Strober, BE; Wald, JM, 2015
)
0.42
"To evaluate the short term-efficacy and safety of apremilast in combination with at least one form of photo-, systemic, or biologic therapy in the treatment of chronic plaque psoriasis."( Use of Apremilast in Combination With Other Therapies for Treatment of Chronic Plaque Psoriasis: A Retrospective Study.
AbuHilal, M; Shear, N; Walsh, S, 2016
)
1.14
"A total of 81 patients with plaque psoriasis were treated with apremilast in combination with at least 1 other therapy (NB-UVB, methotrexate, acitretin, cyclosporin, etanercept, adalimumab, infliximab, or ustekinumab)."( Use of Apremilast in Combination With Other Therapies for Treatment of Chronic Plaque Psoriasis: A Retrospective Study.
AbuHilal, M; Shear, N; Walsh, S, 2016
)
1.13
"Apremilast can be safely and effectively combined with phototherapy, systemic, and/or biological agents in patients with plaque psoriasis not responding adequately to these agents alone."( Use of Apremilast in Combination With Other Therapies for Treatment of Chronic Plaque Psoriasis: A Retrospective Study.
AbuHilal, M; Shear, N; Walsh, S, 2016
)
2.33
" After 24 weeks, patients who responded (decreased Vitiligo Area Scoring Index >30%) were rerandomized to receive apremilast or placebo, combined with twice-weekly NB-UVB for 24 additional weeks."( Apremilast in Combination with Narrowband UVB in the Treatment of Vitiligo: A 52-Week Monocentric Prospective Randomized Placebo-Controlled Study.
Fontas, E; Khemis, A; Lacour, JP; Montaudié, H; Moulin, S; Passeron, T, 2020
)
2.21
" This pilot study assesses the effect of twice-weekly maintenance doses of Cal/BD foam after 4 weeks of standard once-daily treatment in combination with apremilast."( The Maintenance Effect of Calcipotriene 0.05% and Betamethasone Dipropionate 0.064% (Cal/BD) Aerosol Foam in Combination With Apremilast.
Kircik, L; Ozyurekoglu, E, 2022
)
1.13

Bioavailability

ExcerptReferenceRelevance
" This new development may allow for once-daily drug administration and improve both bioavailability and patient compliance."( Development of an amorphous based sustained release system for apremilast a selective phosphodiesterase 4 (PDE4) inhibitor.
Blass, B; Durig, T; Fassihi, R; Zhang, Q, 2022
)
0.96
" The functionalized nanoparticles could overcome the limitation of poor drug bioavailability and showed a high loading capacity of (45 %) with a controlled release of about (74."( Multifunctional nanoparticles based on marine polysaccharides for apremilast delivery to inflammatory macrophages: Preparation, targeting ability, and uptake mechanism.
Abdalla, M; Chi, Z; Hamouda, HI; Liu, C; Shabana, S; Sharaf, M, 2022
)
0.96

Dosage Studied

Ten Caucasian individuals (6 male, 4 females; mean age 69,3; range 53-81 years) affected by moderate to severe plaque psoriasis were treated with apremilast. This first-time-in-children phase 2 study supports weight-based ap Remilast dosing for future phase 3 studies of pediatric plaque Psoriasis. Phase III clinical trials are currently underway and will better elucidate appropriate dosing of apremillast.

ExcerptRelevanceReference
" Phase III clinical trials are currently underway and will better elucidate appropriate dosing of apremilast and further illuminate its side effect profile."( Apremilast as a treatment for psoriasis.
Feldman, S; Pellerin, M; Shutty, B; West, C, 2012
)
2.04
"Treatment with apremilast at a dosage of 20 mg twice per day or 40 mg once per day demonstrated efficacy in comparison with placebo and was generally well tolerated in patients with active PsA."( Oral apremilast in the treatment of active psoriatic arthritis: results of a multicenter, randomized, double-blind, placebo-controlled study.
de Vlam, KL; Hu, C; Joos, R; Papp, K; Rodrigues, JF; Schett, G; Stevens, R; Vessey, AR; Wollenhaupt, J, 2012
)
1.25
"Ten Caucasian individuals (6 male, 4 females; mean age 69,3; range 53-81 years) affected by moderate to severe plaque psoriasis (PASI≥10 e/o DLQI≥10 e/O BSA≥10) were treated with apremilast, following dosing regimen of technical data sheet and clinically evaluated both after 12 weeks (T12) and 16 weeks (T16)."( Skin involvement in patients with psoriatic arthritis: preliminary results of treatment with apremilast in real world setting.
Campanati, A; Diotallevi, F; Molinelli, E; Offidani, A; Radi, G, 2019
)
0.93
" Among 185 randomly assigned intent-to-treat patients at week 12, a dose-response relationship was observed; APR40 (n = 63), but not APR30 (n = 58), led to statistically significant improvements (vs."( A Phase 2 Randomized Trial of Apremilast in Patients with Atopic Dermatitis.
Chen, M; Estrada, YD; Guttman-Yassky, E; Imafuku, S; Malik, K; Nograles, K; Pavel, AB; Peng, X; Poulin, Y; Shah, N; Simpson, EL; Suarez-Farinas, M; Ungar, B; Wen, HC; Xu, H; Zhou, L, 2019
)
0.8
" Dose titration is recommended during APM treatment due to its tolerability and twice-daily dosing regimen issues."( Preparation of sustained release apremilast-loaded PLGA nanoparticles: in vitro characterization and in vivo pharmacokinetic study in rats.
Alalaiwe, A; Anwer, MK; Ezzeldin, E; Fatima, F; Iqbal, M; Mohammad, M, 2019
)
0.8
" In most cases, they were mild or moderate in severity and tended to resolve over time with continued dosing and without intervention."( [Gastrointestinal side effects of apremilast : Characterization and management].
Beigel, F; Beissert, S; Gerdes, S; Homey, B; Körber, A; Mössner, R; Pinter, A; Radtke, MA; Staubach-Renz, P, 2019
)
0.79
" Pharmacokinetics modeling and noncompartmental analyses showed that weight-based dosing with apremilast 20 mg twice daily in children or apremilast 20 or 30 mg twice daily in adolescents provides exposure (area under the concentration-time curve from time 0 to 12 hours after the dose) that is comparable to that achieved with apremilast 30 mg twice daily in adults."( Pharmacokinetics and safety of apremilast in pediatric patients with moderate to severe plaque psoriasis: Results from a phase 2 open-label study.
Barcellona, C; Becker, EM; de Lucas, R; Fiorillo, L; Hong, Y; Maes, P; Paller, AS; Paris, M; Zhang, W; Zhang, Z, 2020
)
1.06
"This first-time-in-children phase 2 study supports weight-based apremilast dosing for future phase 3 studies of pediatric plaque psoriasis."( Pharmacokinetics and safety of apremilast in pediatric patients with moderate to severe plaque psoriasis: Results from a phase 2 open-label study.
Barcellona, C; Becker, EM; de Lucas, R; Fiorillo, L; Hong, Y; Maes, P; Paller, AS; Paris, M; Zhang, W; Zhang, Z, 2020
)
1.08
"Of the American and European guidelines available for use of apremilast, several organizations are in agreement regarding the dosage of apremilast, but there are significant disagreements concerning matters such as medication indication, pretreatment laboratory testing, and contraindications to therapy."( Comparison of psoriasis guidelines for use of apremilast in the United States and Europe: a critical appraisal and comprehensive review.
Ghamrawi, RI; Ghiam, N; Wu, JJ, 2022
)
1.22
" The drug’s simple dosing schedule with mild side effect profile makes it a practical option for patients as combination therapy."( Review of Apremilast Combination Therapies in the Treatment of Moderate to Severe Psoriasis.
Ivanic, MG; Liao, W; Thatiparthi, A; Walia, S; Wu, JJ, 2021
)
1.02
" Twice-weekly maintenance application of topical Cal/BD aerosolized foam has recently been shown to prolong time to remission and is associated with fewer relapses in patients initially treated with standard dosing of the formulation."( The Maintenance Effect of Calcipotriene 0.05% and Betamethasone Dipropionate 0.064% (Cal/BD) Aerosol Foam in Combination With Apremilast.
Kircik, L; Ozyurekoglu, E, 2022
)
0.93
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Roles (2)

RoleDescription
phosphodiesterase IV inhibitorAn EC 3.1.4.53 (3',5'-cyclic-AMP phosphodiesterase) inhibitor that specifically blocks the action of phosphodiesterase IV.
non-steroidal anti-inflammatory drugAn anti-inflammatory drug that is not a steroid. In addition to anti-inflammatory actions, non-steroidal anti-inflammatory drugs have analgesic, antipyretic, and platelet-inhibitory actions. They act by blocking the synthesis of prostaglandins by inhibiting cyclooxygenase, which converts arachidonic acid to cyclic endoperoxides, precursors of prostaglandins.
[role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Drug Classes (4)

ClassDescription
aromatic etherAny ether in which the oxygen is attached to at least one aryl substituent.
N-acetylarylamineAn acetamide where at at least one of the amide hydrogens is substituted by an aryl group. RNHAc where R is an aryl group.
sulfoneAn organosulfur compound having the structure RS(=O)2R (R =/= H).
phthalimidesA dicarboximide that is phthalimide or derivatives obtained from it by the formal replacement of one or more hydrogens.
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Protein Targets (10)

Inhibition Measurements

ProteinTaxonomyMeasurementAverageMin (ref.)Avg (ref.)Max (ref.)Bioassay(s)
Cytochrome P450 1A2Homo sapiens (human)IC50 (µMol)10.00000.00011.774010.0000AID395577
Cytochrome P450 3A4Homo sapiens (human)IC50 (µMol)10.00000.00011.753610.0000AID395581
Cytochrome P450 2D6Homo sapiens (human)IC50 (µMol)10.00000.00002.015110.0000AID395580
Cytochrome P450 2C9 Homo sapiens (human)IC50 (µMol)10.00000.00002.800510.0000AID395578
cAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)IC50 (µMol)0.08600.00001.068010.0000AID1598960; AID1720007; AID395573
Cytochrome P450 2C19Homo sapiens (human)IC50 (µMol)10.00000.00002.398310.0000AID395579
cAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)IC50 (µMol)0.05900.00001.104010.0000AID1455744; AID1596278; AID1598195; AID1598960; AID1713828; AID1720007; AID395573
cAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)IC50 (µMol)0.08600.00001.465110.0000AID1598960; AID1720007; AID395573
cAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)IC50 (µMol)0.12350.00001.146310.0000AID1596274; AID1598243; AID1598959; AID1598960; AID1605517; AID1651548; AID1720007; AID395573
Carboxylic ester hydrolase Rattus norvegicus (Norway rat)IC50 (µMol)10.00000.00041.48119.8700AID395578
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Biological Processes (72)

Processvia Protein(s)Taxonomy
steroid catabolic processCytochrome P450 1A2Homo sapiens (human)
porphyrin-containing compound metabolic processCytochrome P450 1A2Homo sapiens (human)
xenobiotic metabolic processCytochrome P450 1A2Homo sapiens (human)
cholesterol metabolic processCytochrome P450 1A2Homo sapiens (human)
estrogen metabolic processCytochrome P450 1A2Homo sapiens (human)
toxin biosynthetic processCytochrome P450 1A2Homo sapiens (human)
post-embryonic developmentCytochrome P450 1A2Homo sapiens (human)
alkaloid metabolic processCytochrome P450 1A2Homo sapiens (human)
regulation of gene expressionCytochrome P450 1A2Homo sapiens (human)
monoterpenoid metabolic processCytochrome P450 1A2Homo sapiens (human)
dibenzo-p-dioxin metabolic processCytochrome P450 1A2Homo sapiens (human)
epoxygenase P450 pathwayCytochrome P450 1A2Homo sapiens (human)
lung developmentCytochrome P450 1A2Homo sapiens (human)
methylationCytochrome P450 1A2Homo sapiens (human)
monocarboxylic acid metabolic processCytochrome P450 1A2Homo sapiens (human)
xenobiotic catabolic processCytochrome P450 1A2Homo sapiens (human)
retinol metabolic processCytochrome P450 1A2Homo sapiens (human)
long-chain fatty acid biosynthetic processCytochrome P450 1A2Homo sapiens (human)
cellular respirationCytochrome P450 1A2Homo sapiens (human)
aflatoxin metabolic processCytochrome P450 1A2Homo sapiens (human)
hydrogen peroxide biosynthetic processCytochrome P450 1A2Homo sapiens (human)
oxidative demethylationCytochrome P450 1A2Homo sapiens (human)
cellular response to cadmium ionCytochrome P450 1A2Homo sapiens (human)
omega-hydroxylase P450 pathwayCytochrome P450 1A2Homo sapiens (human)
lipid hydroxylationCytochrome P450 3A4Homo sapiens (human)
lipid metabolic processCytochrome P450 3A4Homo sapiens (human)
steroid catabolic processCytochrome P450 3A4Homo sapiens (human)
xenobiotic metabolic processCytochrome P450 3A4Homo sapiens (human)
steroid metabolic processCytochrome P450 3A4Homo sapiens (human)
cholesterol metabolic processCytochrome P450 3A4Homo sapiens (human)
androgen metabolic processCytochrome P450 3A4Homo sapiens (human)
estrogen metabolic processCytochrome P450 3A4Homo sapiens (human)
alkaloid catabolic processCytochrome P450 3A4Homo sapiens (human)
monoterpenoid metabolic processCytochrome P450 3A4Homo sapiens (human)
calcitriol biosynthetic process from calciolCytochrome P450 3A4Homo sapiens (human)
xenobiotic catabolic processCytochrome P450 3A4Homo sapiens (human)
vitamin D metabolic processCytochrome P450 3A4Homo sapiens (human)
vitamin D catabolic processCytochrome P450 3A4Homo sapiens (human)
retinol metabolic processCytochrome P450 3A4Homo sapiens (human)
retinoic acid metabolic processCytochrome P450 3A4Homo sapiens (human)
long-chain fatty acid biosynthetic processCytochrome P450 3A4Homo sapiens (human)
aflatoxin metabolic processCytochrome P450 3A4Homo sapiens (human)
oxidative demethylationCytochrome P450 3A4Homo sapiens (human)
xenobiotic metabolic processCytochrome P450 2D6Homo sapiens (human)
steroid metabolic processCytochrome P450 2D6Homo sapiens (human)
cholesterol metabolic processCytochrome P450 2D6Homo sapiens (human)
estrogen metabolic processCytochrome P450 2D6Homo sapiens (human)
coumarin metabolic processCytochrome P450 2D6Homo sapiens (human)
alkaloid metabolic processCytochrome P450 2D6Homo sapiens (human)
alkaloid catabolic processCytochrome P450 2D6Homo sapiens (human)
monoterpenoid metabolic processCytochrome P450 2D6Homo sapiens (human)
isoquinoline alkaloid metabolic processCytochrome P450 2D6Homo sapiens (human)
xenobiotic catabolic processCytochrome P450 2D6Homo sapiens (human)
retinol metabolic processCytochrome P450 2D6Homo sapiens (human)
long-chain fatty acid biosynthetic processCytochrome P450 2D6Homo sapiens (human)
negative regulation of bindingCytochrome P450 2D6Homo sapiens (human)
oxidative demethylationCytochrome P450 2D6Homo sapiens (human)
negative regulation of cellular organofluorine metabolic processCytochrome P450 2D6Homo sapiens (human)
arachidonic acid metabolic processCytochrome P450 2D6Homo sapiens (human)
xenobiotic metabolic processCytochrome P450 2C9 Homo sapiens (human)
steroid metabolic processCytochrome P450 2C9 Homo sapiens (human)
cholesterol metabolic processCytochrome P450 2C9 Homo sapiens (human)
estrogen metabolic processCytochrome P450 2C9 Homo sapiens (human)
monoterpenoid metabolic processCytochrome P450 2C9 Homo sapiens (human)
epoxygenase P450 pathwayCytochrome P450 2C9 Homo sapiens (human)
urea metabolic processCytochrome P450 2C9 Homo sapiens (human)
monocarboxylic acid metabolic processCytochrome P450 2C9 Homo sapiens (human)
xenobiotic catabolic processCytochrome P450 2C9 Homo sapiens (human)
long-chain fatty acid biosynthetic processCytochrome P450 2C9 Homo sapiens (human)
amide metabolic processCytochrome P450 2C9 Homo sapiens (human)
icosanoid biosynthetic processCytochrome P450 2C9 Homo sapiens (human)
oxidative demethylationCytochrome P450 2C9 Homo sapiens (human)
omega-hydroxylase P450 pathwayCytochrome P450 2C9 Homo sapiens (human)
cAMP catabolic processcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
signal transductioncAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
G protein-coupled receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
sensory perception of smellcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
regulation of protein kinase A signalingcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
cellular response to xenobiotic stimuluscAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
cAMP-mediated signalingcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
long-chain fatty acid metabolic processCytochrome P450 2C19Homo sapiens (human)
xenobiotic metabolic processCytochrome P450 2C19Homo sapiens (human)
steroid metabolic processCytochrome P450 2C19Homo sapiens (human)
monoterpenoid metabolic processCytochrome P450 2C19Homo sapiens (human)
epoxygenase P450 pathwayCytochrome P450 2C19Homo sapiens (human)
xenobiotic catabolic processCytochrome P450 2C19Homo sapiens (human)
omega-hydroxylase P450 pathwayCytochrome P450 2C19Homo sapiens (human)
neutrophil homeostasiscAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cAMP catabolic processcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
neutrophil chemotaxiscAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
positive regulation of type II interferon productioncAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
positive regulation of interleukin-2 productioncAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
T cell receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
leukocyte migrationcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cellular response to lipopolysaccharidecAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cellular response to xenobiotic stimuluscAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cellular response to epinephrine stimuluscAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
negative regulation of adenylate cyclase-activating adrenergic receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
regulation of cardiac muscle cell contractioncAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
negative regulation of relaxation of cardiac musclecAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
regulation of calcium ion transmembrane transport via high voltage-gated calcium channelcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cAMP-mediated signalingcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cAMP catabolic processcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
cAMP-mediated signalingcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
regulation of heart ratecAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
cAMP catabolic processcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
positive regulation of heart ratecAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulumcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
positive regulation of type II interferon productioncAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
positive regulation of interleukin-2 productioncAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
positive regulation of interleukin-5 productioncAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
negative regulation of peptidyl-serine phosphorylationcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
negative regulation of heart contractioncAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
T cell receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
establishment of endothelial barriercAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
adrenergic receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
regulation of cardiac muscle cell contractioncAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
negative regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathwaycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
regulation of cell communication by electrical coupling involved in cardiac conductioncAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
negative regulation of relaxation of cardiac musclecAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
regulation of calcium ion transmembrane transport via high voltage-gated calcium channelcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
cAMP-mediated signalingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Molecular Functions (47)

Processvia Protein(s)Taxonomy
monooxygenase activityCytochrome P450 1A2Homo sapiens (human)
iron ion bindingCytochrome P450 1A2Homo sapiens (human)
protein bindingCytochrome P450 1A2Homo sapiens (human)
electron transfer activityCytochrome P450 1A2Homo sapiens (human)
oxidoreductase activityCytochrome P450 1A2Homo sapiens (human)
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygenCytochrome P450 1A2Homo sapiens (human)
enzyme bindingCytochrome P450 1A2Homo sapiens (human)
heme bindingCytochrome P450 1A2Homo sapiens (human)
demethylase activityCytochrome P450 1A2Homo sapiens (human)
caffeine oxidase activityCytochrome P450 1A2Homo sapiens (human)
aromatase activityCytochrome P450 1A2Homo sapiens (human)
estrogen 16-alpha-hydroxylase activityCytochrome P450 1A2Homo sapiens (human)
estrogen 2-hydroxylase activityCytochrome P450 1A2Homo sapiens (human)
hydroperoxy icosatetraenoate dehydratase activityCytochrome P450 1A2Homo sapiens (human)
monooxygenase activityCytochrome P450 3A4Homo sapiens (human)
steroid bindingCytochrome P450 3A4Homo sapiens (human)
iron ion bindingCytochrome P450 3A4Homo sapiens (human)
protein bindingCytochrome P450 3A4Homo sapiens (human)
steroid hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
retinoic acid 4-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
oxidoreductase activityCytochrome P450 3A4Homo sapiens (human)
oxygen bindingCytochrome P450 3A4Homo sapiens (human)
enzyme bindingCytochrome P450 3A4Homo sapiens (human)
heme bindingCytochrome P450 3A4Homo sapiens (human)
vitamin D3 25-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
caffeine oxidase activityCytochrome P450 3A4Homo sapiens (human)
quinine 3-monooxygenase activityCytochrome P450 3A4Homo sapiens (human)
testosterone 6-beta-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
1-alpha,25-dihydroxyvitamin D3 23-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
anandamide 8,9 epoxidase activityCytochrome P450 3A4Homo sapiens (human)
anandamide 11,12 epoxidase activityCytochrome P450 3A4Homo sapiens (human)
anandamide 14,15 epoxidase activityCytochrome P450 3A4Homo sapiens (human)
aromatase activityCytochrome P450 3A4Homo sapiens (human)
vitamin D 24-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
estrogen 16-alpha-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
estrogen 2-hydroxylase activityCytochrome P450 3A4Homo sapiens (human)
1,8-cineole 2-exo-monooxygenase activityCytochrome P450 3A4Homo sapiens (human)
monooxygenase activityCytochrome P450 2D6Homo sapiens (human)
iron ion bindingCytochrome P450 2D6Homo sapiens (human)
oxidoreductase activityCytochrome P450 2D6Homo sapiens (human)
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygenCytochrome P450 2D6Homo sapiens (human)
heme bindingCytochrome P450 2D6Homo sapiens (human)
anandamide 8,9 epoxidase activityCytochrome P450 2D6Homo sapiens (human)
anandamide 11,12 epoxidase activityCytochrome P450 2D6Homo sapiens (human)
anandamide 14,15 epoxidase activityCytochrome P450 2D6Homo sapiens (human)
monooxygenase activityCytochrome P450 2C9 Homo sapiens (human)
iron ion bindingCytochrome P450 2C9 Homo sapiens (human)
arachidonic acid epoxygenase activityCytochrome P450 2C9 Homo sapiens (human)
steroid hydroxylase activityCytochrome P450 2C9 Homo sapiens (human)
arachidonic acid 14,15-epoxygenase activityCytochrome P450 2C9 Homo sapiens (human)
arachidonic acid 11,12-epoxygenase activityCytochrome P450 2C9 Homo sapiens (human)
oxidoreductase activityCytochrome P450 2C9 Homo sapiens (human)
(S)-limonene 6-monooxygenase activityCytochrome P450 2C9 Homo sapiens (human)
(S)-limonene 7-monooxygenase activityCytochrome P450 2C9 Homo sapiens (human)
caffeine oxidase activityCytochrome P450 2C9 Homo sapiens (human)
(R)-limonene 6-monooxygenase activityCytochrome P450 2C9 Homo sapiens (human)
aromatase activityCytochrome P450 2C9 Homo sapiens (human)
heme bindingCytochrome P450 2C9 Homo sapiens (human)
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygenCytochrome P450 2C9 Homo sapiens (human)
3',5'-cyclic-AMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
protein bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
cAMP bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
metal ion bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
3',5'-cyclic-GMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
monooxygenase activityCytochrome P450 2C19Homo sapiens (human)
iron ion bindingCytochrome P450 2C19Homo sapiens (human)
steroid hydroxylase activityCytochrome P450 2C19Homo sapiens (human)
oxidoreductase activityCytochrome P450 2C19Homo sapiens (human)
(S)-limonene 6-monooxygenase activityCytochrome P450 2C19Homo sapiens (human)
(S)-limonene 7-monooxygenase activityCytochrome P450 2C19Homo sapiens (human)
oxygen bindingCytochrome P450 2C19Homo sapiens (human)
enzyme bindingCytochrome P450 2C19Homo sapiens (human)
heme bindingCytochrome P450 2C19Homo sapiens (human)
(R)-limonene 6-monooxygenase activityCytochrome P450 2C19Homo sapiens (human)
aromatase activityCytochrome P450 2C19Homo sapiens (human)
long-chain fatty acid omega-1 hydroxylase activityCytochrome P450 2C19Homo sapiens (human)
arachidonic acid epoxygenase activityCytochrome P450 2C19Homo sapiens (human)
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygenCytochrome P450 2C19Homo sapiens (human)
3',5'-cyclic-AMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
calcium channel regulator activitycAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
protein bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cAMP bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
gamma-tubulin bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
transmembrane transporter bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
metal ion bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
3',5'-cyclic-GMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
3',5'-cyclic-AMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
metal ion bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
3',5'-cyclic-GMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
3',5'-cyclic-nucleotide phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
3',5'-cyclic-AMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
calcium channel regulator activitycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
protein bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
enzyme bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
signaling receptor regulator activitycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
cAMP bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
beta-2 adrenergic receptor bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
transmembrane transporter bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
metal ion bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
ATPase bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
scaffold protein bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
heterocyclic compound bindingcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
3',5'-cyclic-GMP phosphodiesterase activitycAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Ceullar Components (24)

Processvia Protein(s)Taxonomy
endoplasmic reticulum membraneCytochrome P450 1A2Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 1A2Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 1A2Homo sapiens (human)
cytoplasmCytochrome P450 3A4Homo sapiens (human)
endoplasmic reticulum membraneCytochrome P450 3A4Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 3A4Homo sapiens (human)
mitochondrionCytochrome P450 2D6Homo sapiens (human)
endoplasmic reticulumCytochrome P450 2D6Homo sapiens (human)
endoplasmic reticulum membraneCytochrome P450 2D6Homo sapiens (human)
cytoplasmCytochrome P450 2D6Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 2D6Homo sapiens (human)
endoplasmic reticulum membraneCytochrome P450 2C9 Homo sapiens (human)
plasma membraneCytochrome P450 2C9 Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 2C9 Homo sapiens (human)
cytoplasmCytochrome P450 2C9 Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 2C9 Homo sapiens (human)
nucleoplasmcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
plasma membranecAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
membranecAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
ruffle membranecAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
perinuclear region of cytoplasmcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
perinuclear region of cytoplasmcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
nucleuscAMP-specific 3',5'-cyclic phosphodiesterase 4AHomo sapiens (human)
endoplasmic reticulum membraneCytochrome P450 2C19Homo sapiens (human)
plasma membraneCytochrome P450 2C19Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 2C19Homo sapiens (human)
intracellular membrane-bounded organelleCytochrome P450 2C19Homo sapiens (human)
cytoplasmCytochrome P450 2C19Homo sapiens (human)
centrosomecAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
synaptic vesiclecAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
postsynaptic densitycAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
Z disccAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
dendritic spinecAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
excitatory synapsecAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
gamma-tubulin complexcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
voltage-gated calcium channel complexcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
nucleuscAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
perinuclear region of cytoplasmcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4BHomo sapiens (human)
extracellular spacecAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
ciliumcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
nucleuscAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
perinuclear region of cytoplasmcAMP-specific 3',5'-cyclic phosphodiesterase 4CHomo sapiens (human)
centrosomecAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
plasma membranecAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
apical plasma membranecAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
voltage-gated calcium channel complexcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
calcium channel complexcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
cytosolcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
nucleuscAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
perinuclear region of cytoplasmcAMP-specific 3',5'-cyclic phosphodiesterase 4DHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Bioassays (71)

Assay IDTitleYearJournalArticle
AID1598904Permeability across apical to basal side in human Caco2 cells assessed as drug recovery measured after 95 mins by LC-MS/MS analysis2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1713830Inhibition of PDE-4 in human PBMC assessed as LPS-induced TNFalpha production at 100 nM incubated for 15 mins followed by LPS stimulation and measured after 18 hrs by ELISA relative to control2016Bioorganic & medicinal chemistry, 11-15, Volume: 24, Issue:22
In vivo effective dibenzo[b,d]furan-1-yl-thiazoles as novel PDE-4 inhibitors.
AID1596321Inhibition of recombinant N-terminal GST tagged human PDE4A4B (2-end aa) expressed in Sf9 cells using FAM-cAMP as substrate at 10xIC50 incubated for 60 mins by fluorescence plate reader analysis2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID1598907Apparent permeability across basal to apical side in human Caco2 cells measured after 95 mins by LC-MS/MS analysis2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1719476Toxicity in imiquimod-induced Harlan Balb/c mouse model of psoriasis assessed as effect on body weight at 10 mg/kg, po BID for 7 days2021Bioorganic & medicinal chemistry, 03-15, Volume: 34Discovery of benzo[f]pyrido[4,3-b][1,4]oxazepin-10-one derivatives as orally available bromodomain and extra-terminal domain (BET) inhibitors with efficacy in an in vivo psoriatic animal model.
AID1222793Dissociation constant, pKa of the compound2013Drug metabolism and disposition: the biological fate of chemicals, May, Volume: 41, Issue:5
Which metabolites circulate?
AID1598244Inhibition of recombinant human His6-tagged PDE4D2 expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruvate kinase/lactate 2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID1598909Efflux ratio of apparent permeability across basal to apical side over apical to basal side in human Caco2 cells measured after 95 mins by LC-MS/MS analysis2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID393500Oral bioavailability in rat at 10 mg/kg2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1598241Inhibition of recombinant human His6-tagged PDE4D3 UCR1 S54D mutant expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruvat2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID1598193Inhibition of recombinant human wild-type His6-tagged PDE4D7 UCR1 domain (S129 residues) expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by ye2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID395583Cmax in rat at 5 mg/kg, iv2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1713828Inhibition of human PDE4B using [3H]cAMP as substrate incubated for 5 mins followed by substrate addition and measured after 10 mins by scintillation proximity assay2016Bioorganic & medicinal chemistry, 11-15, Volume: 24, Issue:22
In vivo effective dibenzo[b,d]furan-1-yl-thiazoles as novel PDE-4 inhibitors.
AID1598905Permeability across basal to apical side in human Caco2 cells assessed as drug recovery measured after 95 mins by LC-MS/MS analysis2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1596319Inhibition of recombinant N-terminal GST-tagged full length human PDE4A1A expressed in Sf9 cells using cAMP as substrate at 10xIC50 incubated for 60 mins by fluorescence plate reader analysis2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID1598243Inhibition of recombinant human His6-tagged PDE4D2 expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruvate kinase/lactate 2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID395579Inhibition of CYP2C192009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID395582Protein binding in human plasma2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1713826Inhibition of human PDE4B using [3H]CAMP as substrate at 1000 nM incubated for 5 mins followed by substrate addition and measured after 10 mins by scintillation proximity assay relative to control2016Bioorganic & medicinal chemistry, 11-15, Volume: 24, Issue:22
In vivo effective dibenzo[b,d]furan-1-yl-thiazoles as novel PDE-4 inhibitors.
AID1596274Inhibition of PDE4D (unknown origin)2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID1598242Inhibition of recombinant human His6-tagged PDE4D3 UCR1 S54D mutant expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruvat2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID395573Inhibition of human PDE42009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1719474Protection against imiquimod-induced Harlan Balb/c mouse model of psoriasis assessed as decrease in ear thickness at 10 mg/kg, po administered BID for 7 days measured on day 8 by dial gauge micrometer analysis2021Bioorganic & medicinal chemistry, 03-15, Volume: 34Discovery of benzo[f]pyrido[4,3-b][1,4]oxazepin-10-one derivatives as orally available bromodomain and extra-terminal domain (BET) inhibitors with efficacy in an in vivo psoriatic animal model.
AID1605517Inhibition of PDE4D2 (unknown origin)2020Journal of medicinal chemistry, 03-26, Volume: 63, Issue:6
Discovery and Optimization of α-Mangostin Derivatives as Novel PDE4 Inhibitors for the Treatment of Vascular Dementia.
AID1713831Inhibition of PDE-4 in human PBMC assessed as LPS-induced TNFalpha production incubated for 15 mins followed by LPS stimulation and measured after 18 hrs by ELISA relative to control2016Bioorganic & medicinal chemistry, 11-15, Volume: 24, Issue:22
In vivo effective dibenzo[b,d]furan-1-yl-thiazoles as novel PDE-4 inhibitors.
AID1596276Inhibition of recombinant N-terminal GST tagged human PDE4A4B (2-end aa) expressed in Sf9 cells using FAM-cAMP as substrate at 0.1xIC50 incubated for 60 mins by fluorescence plate reader analysis2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID393497Cmax in rat at 10 mg/kg, po2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1596297Inhibition of recombinant N-terminal GST-tagged full length human PDE4A1A expressed in Sf9 cells using cAMP as substrate at 1xIC50 incubated for 60 mins by fluorescence plate reader analysis2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID1598906Apparent permeability across apical to basal side in human Caco2 cells measured after 95 mins by LC-MS/MS analysis2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID395581Inhibition of CYP3A42009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1598960Inhibition of PDE4 in human PBMC assessed as reduction in LPS-stimulated TNFalpha production2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID395578Inhibition of CYP2C92009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1598255Inhibition of recombinant human His6-tagged PDE4D UCR2 deletion mutant catalytic domain expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yea2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID1598238Inhibition of recombinant human His6-tagged PDE4D7 UCR1 S129D mutant expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruva2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID1598953Protection against imiquimod-induced skin inflammation in BALB/c mouse psoriasis model assessed as decrease in skin scaling at 25 mg/kg, po administered once daily for 7 days2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1598195Inhibition of recombinant human His6-tagged PDE4B1 UCR1 S133D mutant expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruva2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID395575Inhibition of TNFalpha production in LPS-stimulated human whole blood preincubated before LPS challenge measured after 4 hrs by enzyme immunoassay2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1720007Inhibition of PDE4 (unknown origin)2020Journal of medicinal chemistry, 10-08, Volume: 63, Issue:19
Advances in the Development of Phosphodiesterase-4 Inhibitors.
AID1598952Protection against imiquimod-induced skin inflammation in BALB/c mouse psoriasis model assessed as decrease in lesion thickness at 25 mg/kg, po administered once daily for 7 days2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1598955Protection against imiquimod-induced skin inflammation in BALB/c mouse psoriasis model assessed as decrease in cumulative psoriasis score at 25 mg/kg, po administered once daily for 7 days2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID395580Inhibition of CYP2D62009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1713827Inhibition of human PDE4B using [3H]cAMP as substrate at 100 nM incubated for 5 mins followed by substrate addition and measured after 10 mins by scintillation proximity assay relative to control2016Bioorganic & medicinal chemistry, 11-15, Volume: 24, Issue:22
In vivo effective dibenzo[b,d]furan-1-yl-thiazoles as novel PDE-4 inhibitors.
AID393501Antiinflammatory activity in rat assessed as inhibition of LPS-induced TNFalpha production at 0.01 mg/kg, po2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1596278Inhibition of PDE4B (unknown origin)2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID393494Half life in rat at 5 mg/kg, iv2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID393503Antiinflammatory activity in po dosed rat assessed as inhibition of LPS-induced neutrophilia in bronchoalveolar lavage fluid2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1598196Inhibition of recombinant human His6-tagged PDE4D7 UCR1 S129D mutant expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruva2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID393495Clearance in rat at 5 mg/kg, iv2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID393496Volume of distribution at steady state in rat at 5 mg/kg, iv2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1455744Inhibition of recombinant human PDE4B2 expressed in African green monkey COS7 cells using cAMP as substrate2018Journal of medicinal chemistry, 03-22, Volume: 61, Issue:6
4-Amino-7,8-dihydro-1,6-naphthyridin-5(6 H)-ones as Inhaled Phosphodiesterase Type 4 (PDE4) Inhibitors: Structural Biology and Structure-Activity Relationships.
AID1598959Inhibition of PDE4D (unknown origin) using cAMP as substrate2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID395574Inhibition of TNFalpha production in LPS-stimulated human PBMC preincubated before LPS challenge measured after 4 hrs by enzyme immunoassay2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1598239Inhibition of recombinant human wild-type His6-tagged PDE4D7 UCR1 domain (S129 residues) expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by ye2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID393499Half life in rat at 10 mg/kg, po2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1598954Protection against imiquimod-induced skin inflammation in BALB/c mouse psoriasis model assessed as decrease in skin erythema at 25 mg/kg, po administered once daily for 7 days2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1713829Inhibition of PDE-4 in human PBMC assessed as LPS-induced TNFalpha production at 1000 nM incubated for 15 mins followed by LPS stimulation and measured after 18 hrs by ELISA relative to control2016Bioorganic & medicinal chemistry, 11-15, Volume: 24, Issue:22
In vivo effective dibenzo[b,d]furan-1-yl-thiazoles as novel PDE-4 inhibitors.
AID1596298Inhibition of recombinant N-terminal GST tagged human PDE4A4B (2-end aa) expressed in Sf9 cells using FAM-cAMP as substrate at 1xIC50 incubated for 60 mins by fluorescence plate reader analysis2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID1651548Inhibition of human PDE4D catalytic domain (86 to 413 residues) expressed in Escherichia coli BL21 (DE3) cells using [3H]cAMP as substrate measured after 30 mins by scintillation proximity assay2020Journal of natural products, 04-24, Volume: 83, Issue:4
Diterpenoids from the Root Bark of
AID1596275Inhibition of recombinant N-terminal GST-tagged full length human PDE4A1A expressed in Sf9 cells using cAMP as substrate at 0.1xIC50 incubated for 60 mins by fluorescence plate reader analysis2019European journal of medicinal chemistry, Jul-15, Volume: 174InCl
AID1598908Fraction absorbed in human Caco2 cells measured after 95 mins by LC-MS/MS analysis2019Journal of medicinal chemistry, 06-13, Volume: 62, Issue:11
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.
AID1598254Inhibition of recombinant human His6-tagged PDE4D UCR2 deletion mutant catalytic domain expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yea2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID1598240Inhibition of recombinant human His6-tagged PDE4B1 UCR1 S133D mutant expressed in baculovirus infected Sf9 insect cells using cAMP as substrate preincubated for 5 to 10 mins followed by substrate addition and measured for 10 mins by yeast myokinase/pyruva2019Journal of medicinal chemistry, 05-23, Volume: 62, Issue:10
Design and Synthesis of Selective Phosphodiesterase 4D (PDE4D) Allosteric Inhibitors for the Treatment of Fragile X Syndrome and Other Brain Disorders.
AID393498AUC in rat at 10 mg/kg, po2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID395577Inhibition of CYP1A22009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID395576Metabolic stability in human microsomes assessed as half life2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID395584AUC in rat at 5 mg/kg, iv2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID393502Antiinflammatory activity in po dosed rat assessed as inhibition of LPS-induced TNFalpha production2009Journal of medicinal chemistry, Mar-26, Volume: 52, Issue:6
Discovery of (S)-N-[2-[1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethyl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl] acetamide (apremilast), a potent and orally active phosphodiesterase 4 and tumor necrosis factor-alpha inhibitor.
AID1345234Human phosphodiesterase 4B (Phosphodiesterases, 3',5'-cyclic nucleotide (PDEs))2014Cellular signalling, Sep, Volume: 26, Issue:9
Apremilast is a selective PDE4 inhibitor with regulatory effects on innate immunity.
AID1345281Human phosphodiesterase 4C (Phosphodiesterases, 3',5'-cyclic nucleotide (PDEs))2014Cellular signalling, Sep, Volume: 26, Issue:9
Apremilast is a selective PDE4 inhibitor with regulatory effects on innate immunity.
AID1345251Human phosphodiesterase 4A (Phosphodiesterases, 3',5'-cyclic nucleotide (PDEs))2014Cellular signalling, Sep, Volume: 26, Issue:9
Apremilast is a selective PDE4 inhibitor with regulatory effects on innate immunity.
AID1345239Human phosphodiesterase 4D (Phosphodiesterases, 3',5'-cyclic nucleotide (PDEs))2014Cellular signalling, Sep, Volume: 26, Issue:9
Apremilast is a selective PDE4 inhibitor with regulatory effects on innate immunity.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (592)

TimeframeStudies, This Drug (%)All Drugs %
pre-19900 (0.00)18.7374
1990's0 (0.00)18.2507
2000's4 (0.68)29.6817
2010's284 (47.97)24.3611
2020's304 (51.35)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 79.89

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index79.89 (24.57)
Research Supply Index6.57 (2.92)
Research Growth Index6.91 (4.65)
Search Engine Demand Index138.06 (26.88)
Search Engine Supply Index2.00 (0.95)

This Compound (79.89)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials96 (15.51%)5.53%
Reviews126 (20.36%)6.00%
Case Studies92 (14.86%)4.05%
Observational20 (3.23%)0.25%
Other285 (46.04%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Clinical Trials (130)

Trial Overview

TrialPhaseEnrollmentStudy TypeStart DateStatus
An Investigator Initiated Study of Monocyte Biomarkers in Moderate to Severe Plaque Psoriasis Subjects Treated With Apremilast [NCT03442088]Phase 228 participants (Actual)Interventional2018-06-01Completed
Expanded Access for CC-10004 [NCT03740516]0 participants Expanded AccessNo longer available
A Phase 3, Multicenter, Randomized, Placebo-Controlled, Double Blind-Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate to Severe Genital Psoriasis [NCT03777436]Phase 3289 participants (Actual)Interventional2019-02-11Completed
Open-Label Study to Assess the Safety and Efficacy of Apremilast in Patients With Chronic Plaque Psoriasis Who Have Failed One Course of Biologic Therapy. [NCT01200264]Phase 20 participants (Actual)Interventional2010-09-30Withdrawn(stopped due to Contract never executed; withdrawn by sponsor)
Apremilast in Combination With Clobetasol Spray for the Treatment of Plaque Psoriasis [NCT03453190]Phase 420 participants (Anticipated)Interventional2018-02-25Recruiting
A Phase 3, Multi-Center, Randomized, Placebo-Controlled, Double-Blind, Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis of the Scalp [NCT03123471]Phase 3303 participants (Actual)Interventional2017-05-16Completed
A Phase 3b, Open-label, Single-arm Study of the Efficacy and Safety of Apremilast, in Subjects With Plaque Psoriasis That is Not Adequately Controlled by Topical Therapy [NCT03930186]Phase 3152 participants (Actual)Interventional2019-06-17Completed
Medication Development for Protracted Abstinence in Alcoholism: Apremilast Versus Placebo [NCT03175549]Phase 251 participants (Actual)Interventional2017-11-01Completed
A Phase 4, Multicenter, Randomized, Placebo-controlled, Double-blind, Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate Plaque Psoriasis [NCT02425826]Phase 4221 participants (Actual)Interventional2015-04-20Completed
An Open-label Pilot Study to Investigate the Efficacy of Apremilast in the Treatment of Central Centrifugal Cicatricial Alopecia (CCCA) [NCT03521687]Phase 420 participants (Actual)Interventional2018-11-15Completed
A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Efficacy and Safety Study of Two Doses of Apremilast (CC-10004) in Subjects With Active Psoriatic Arthritis Who Have Not Been Previously Treated With Disease-modifying A [NCT01307423]Phase 3529 participants (Actual)Interventional2010-12-09Completed
A Phase IV, Open Label Study of the Effects of Apremilast on Vascular Inflammation and Cardiometabolic Function in Psoriasis [NCT03082729]Phase 470 participants (Actual)Interventional2017-04-24Completed
The Controlled Trial of Apremilast for Rheumatoid Arthritis Treatment [NCT01250548]Phase 234 participants (Actual)Interventional2010-05-31Completed
A Phase 2, Multicenter, Randomized, Doubleblind, Placebo-controlled, Parallel-group,Efficacy Study of Apremilast (CC-10004)in Subjects With Erosive Hand Osteoarthritis [NCT01200472]Phase 230 participants (Actual)Interventional2010-08-31Completed
Concomitant Use of Apremilast for the Treatment of Active RA Despite TNF-Inhibition and Methotrexate- CATARA [NCT01204138]Phase 20 participants (Actual)Interventional2010-09-30Withdrawn(stopped due to decision of sponsor to withdraw before initiation; 0 patients enrolled)
A Prospective, Randomized, Controlled, Open Label, Assessor-blinded, Parallel-group Phase III Clinical Trial to Evaluate the Impact of Tapering Systemic Immunosuppressive Therapy in a Treat-to-target Approach on Maintaining Minimal Disease Activity in Adu [NCT04610476]Phase 3270 participants (Anticipated)Interventional2020-10-19Recruiting
A Phase 2, Multi-Center, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study to Evaluate the Efficacy and Safety of Apremilast (CC-10004) in the Treatment of Palmoplantar Pustulosis in Japan [NCT04057937]Phase 290 participants (Actual)Interventional2019-10-16Completed
Observational Study on Quality of Life and Ultrasonographic Assessment of Nail Psoriasis After Treatment With Apremilast (JUST Study) [NCT03616561]45 participants (Actual)Observational2018-02-23Completed
A Phase 4, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study to Evaluate the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Early, Oligoarticular Psoriatic Arthritis Despite Initial Stable Treatment With Either [NCT03747939]Phase 4310 participants (Actual)Interventional2018-12-31Completed
I-SPY COVID TRIAL: An Adaptive Platform Trial to Reduce Mortality and Ventilator Requirements for Critically Ill Patients [NCT04488081]Phase 21,500 participants (Anticipated)Interventional2020-07-31Recruiting
A PHASE 3, MULTI-CENTER, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY TO ASSESS THE EFFICACY AND SAFETY OF APREMILAST (CC-10004) IN PEDIATRIC SUBJECTS FROM 6 THROUGH 17 YEARS WITH MODERATE TO SEVERE PLAQUE PSORIASIS [NCT03701763]Phase 3245 participants (Actual)Interventional2018-12-19Terminated(stopped due to PPSO-003 (20200056) is closing: - Last Subject Enrolled was 30-Dec-2021 - The Recruitment Status has to be updated to Terminated. LSLV was achieved 27-Mar-2023)
Preliminary Efficacy and Safety of Apremilast in the Treatment of Acne Conglobata: A Phase II, Single Centre, Open Label, Proof of Concept Study for the Treatment of Acne Conglobata With the PDE-4 Inhibitor Apremilast (APACCO-Study) [NCT04161456]Phase 21 participants (Actual)Interventional2019-10-09Completed
Adherence to Otezla in Patients With Mild Psoriasis [NCT05601492]Early Phase 184 participants (Anticipated)Interventional2023-12-31Not yet recruiting
A Phase 1, Open-label, Two Part Study to Evaluate the Pharmacokinetics of Single and Multiple Doses of Apremilast in Healthy Adult Male Korean Subjects [NCT02802735]Phase 128 participants (Actual)Interventional2016-06-22Completed
A Multicenter, Open Label, Single-arm Pilot Study to Evaluate the Efficacy and Safety of Oral Apremilast in Patients With Moderate to Severe Palmoplantar Pustulosis (PPP) (APLANTUS) [NCT04572997]Phase 221 participants (Actual)Interventional2018-11-29Completed
A Split Body Study of the Effects of Combined Therapy With Narrow-Band Ultraviolet B Phototherapy and Apremilast for the Treatment of Vitiligo [NCT03123016]Phase 223 participants (Actual)Interventional2017-04-14Completed
Clinical and Immune-modulating Effects of CC-10004 in Discoid Lupus Erythematosus [NCT00708916]Phase 1/Phase 28 participants (Actual)Interventional2008-06-30Completed
Real World Study on the Efficacy and Safety of Apremilast in Chinese Patients With Moderate to Severe Plaque Psoriasis, a Multi Center, Prospective, Observational Trial(REACT) [NCT05863273]360 participants (Anticipated)Observational2023-05-20Not yet recruiting
Observational Study Evaluating the Real-World Effectiveness, Safety and Tolerability of Treatment With Apremilast in Psoriatic Arthritis Patients Followed in Canadian Routine Care (APPRAISE) [NCT03608657]102 participants (Actual)Observational2018-07-31Completed
An Open-label, Single-arm Pilot Study of the Safety and Efficacy of an Oral PDE4-inhibitor Agent, Apremilast, in the Treatment of Moderate to Severe Acne [NCT01074502]Phase 23 participants (Actual)Interventional2010-02-28Terminated(stopped due to lack of funding due to Celgene administrative decision)
A Phase 3, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Efficacy and Safety Study of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis [NCT01232283]Phase 3413 participants (Actual)Interventional2010-11-22Completed
Open-Label, Single-Arm Pilot Study to Evaluate the Pharmacodynamics, Pharmacokinetics, Safety, and Preliminary Efficacy of CC10004 in Subjects With Severe Plaque Type Psoriasis [NCT00604682]Phase 219 participants (Actual)Interventional2005-01-01Completed
Randomized Double Blind Controlled Trial Comparing the Safety and Efficacy of Apremilast Versus Placebo in Severe Forms of Recurrent Aphthous Stomatitis [NCT04227314]Phase 3134 participants (Anticipated)Interventional2022-01-31Not yet recruiting
Apremilast as Anti-pruritic Treatment in Patients With Prurigo Nodularis [NCT03576287]Phase 1/Phase 215 participants (Anticipated)Interventional2017-07-01Recruiting
A Phase 4 Multicenter, Randomized, Placebo-controlled Study Evaluating the Effect of Apremilast on Pruritus and Quality of Life of Patients With Moderate-to-severe Scalp Psoriasis [NCT03553433]Phase 490 participants (Anticipated)Interventional2018-06-30Not yet recruiting
A Phase 2, Multicenter, Open-Label Study to Assess the Safety, Tolerability and Pharmacokinetics of Apremilast (CC-10004) in Pediatric Subjects With Moderate to Severe Plaque Psoriasis [NCT02576678]Phase 242 participants (Actual)Interventional2015-10-13Completed
Randomized, Embedded, Multifactorial Adaptive Platform Trial for Community- Acquired Pneumonia [NCT02735707]Phase 310,000 participants (Anticipated)Interventional2016-04-11Recruiting
A Phase 2 Open-label Single Center Study to Evaluate the Efficacy of Apremilast for the Treatment of Moderate Hidradenitis Suppurativa [NCT02695212]Phase 220 participants (Actual)Interventional2016-07-31Completed
Validation of the PsASon ULtrasound Scores in Patients With Psoriatic Arthritis Undergoing TReatment With Apremilast [NCT04102449]Phase 40 participants (Actual)Interventional2020-07-01Withdrawn(stopped due to Funding stopped)
An Open-label Trial to Assess the Efficacy and Safety of Apremilast in the Management of Vision-threatening Uveitis That is Refractory to Other Modes of Systemic Immunosuppression. [NCT00889421]Phase 1/Phase 23 participants (Actual)Interventional2009-11-30Terminated(stopped due to Investigator discretion due to lack of efficacy in three subjects enrolled)
A Phase 3, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Efficacy and Safety Study of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis [NCT01194219]Phase 3844 participants (Actual)Interventional2010-09-09Completed
The AP-GELP Study: A Randomized, Placebo-Controlled Clinical Trial on the Effects of Phosphodiesterase 4-Inhibitor Apremilast in Female Genital Erosive Lichen Planus [NCT03656666]Phase 242 participants (Anticipated)Interventional2019-09-24Active, not recruiting
[NCT03022617]Phase 412 participants (Actual)Interventional2017-01-31Completed
A Phase 1, Open Label, Randomized, Two Part Study to Evaluate the Pharmacokinetic Exposure of a Once-Daily (QD) Apremilast Formulation Relative to the Twice-Daily (BID) Reference Immediate Release (IR) Tablet and the Effect of Food on the QD Apremilast Fo [NCT02777554]Phase 1144 participants (Actual)Interventional2016-08-17Completed
Prevalence, Pattern and Disease Course og Arthritis and Enthesitis in Patients With Psoriasis, and Effect of Apremilast in Subclinical, US-defined Psoriatic Arthritis - a Population Based Study Applying Clinical, Ultrasonic, MRI and Patient-reported Outco [NCT04515732]Phase 4115 participants (Anticipated)Interventional2018-12-14Enrolling by invitation
A Phase 3 Randomized, Double-Blind, Placebo- and Active-Controlled Study of the Efficacy and Safety of Daily CF101 Administered Orally in Patients With Moderate-to-Severe Plaque Psoriasis [NCT03168256]Phase 3528 participants (Actual)Interventional2018-09-15Completed
A Clinical Trial Of CC-10004 For The Treatment Of Vulvodynia [NCT00814632]Phase 210 participants (Actual)Interventional2008-12-31Completed
DARWIN: Description of Apremilast Real World Italian Psoriasis Network - a Multicenter, Observational, Cross-sectional Study to Describe Patient Characteristics and Treatment Pattern [NCT04031027]184 participants (Actual)Observational2019-07-22Completed
A Skin and Synovial Tissue Assessment of Overlapping Genes and Their Response After 3 Months Treatment With Apremilast in Patients With Psoriatic Arthritis [NCT02558361]Phase 40 participants (Actual)Interventional2016-04-30Withdrawn(stopped due to FDA approved synovial biopsy device unavailable)
A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Efficacy and Safety Study of Two Doses of Apremilast (CC-10004) in Subjects With Active Psoriatic Arthritis and a Qualifying Psoriasis Lesion [NCT01212770]Phase 3505 participants (Actual)Interventional2010-09-30Completed
An Observational Study of the Real-life Management of Psoriatic Arthritis Patients Treated With Otezla® (Apremilast) in Belgium [NCT03096990]106 participants (Actual)Observational2017-04-21Completed
An Open-Label Pilot Study to Evaluate the Safety and Efficacy of Apremilast (CC-10004) in the Treatment of Moderate to Severe Lichen Planus [NCT01041625]Phase 210 participants (Anticipated)Interventional2010-02-28Not yet recruiting
An Open Label, Single Center Study to Assess the Safety and Efficacy of a 24 Week Treatment Course of CC-10004 in Adults With Recalcitrant Nodularis [NCT00869089]Phase 25 participants (Actual)Interventional2008-09-30Completed
An Open Label Study Evaluating the Safety and Efficacy of Apremilast in the Treatment of Cutaneous Disease in Patients With Dermatomyositis [NCT01140503]5 participants (Actual)Interventional2010-02-28Terminated(stopped due to Slow recruitment of participants)
A Phase 2, Multi-center, Randomized, Double-blind, Placebo-controlled, Parallel-group Study Followed by an Active-Treatment Extension to Evaluate the Efficacy and Safety of Apremilast(CC-10004) in the Treatment of Behçet Disease [NCT00866359]Phase 2111 participants (Actual)Interventional2009-08-01Completed
A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Efficacy and Safety Study of Two Doses of Apremilast (CC-10004) in Subjects With Active Psoriatic Arthritis [NCT01212757]Phase 3488 participants (Actual)Interventional2010-09-27Completed
Apremilast Therapy for Acute Gouty Arthritis [NCT00997581]Phase 20 participants (Actual)Interventional2010-04-30Withdrawn(stopped due to Colaborator withdrew support.)
A Phase 2, Open Label Single Arm Study for Evaluating Safety & Efficacy of Apremilast in the Treatment of Cutaneous Disease in Patients With Recalcitrant Dermatomyositis [NCT03529955]Phase 28 participants (Actual)Interventional2018-06-12Completed
Randomized, Double-blind, Placebo-controlled, Parallel-group Study to Evaluate the Efficacy and Safety of Apremilast (CC-10004)in the Treatment of Ankylosing Spondylitis (AS) [NCT00944658]Phase 238 participants (Actual)Interventional2009-08-31Completed
A Phase 2, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Dose Comparison Study of CC-10004 in Subjects With Moderate-to-Severe Plaque-Type Psoriasis [NCT00606450]Phase 2260 participants (Actual)Interventional2006-04-01Completed
A Phase 3, Multicenter, Open-label, Long-term Extension Study of Apremilast in Children 2 Years of Age or Older With Oral Ulcers Associated With Behçet's Disease or 5 Years of Age or Older With Juvenile Psoriatic Arthritis [NCT05767047]Phase 348 participants (Anticipated)Interventional2023-03-23Recruiting
A Multi-Center, Randomized, Double-Blind, Placebo- and Active Comparator-Controlled Phase 3 Study With Randomized Withdrawal and Retreatment to Evaluate the Efficacy and Safety of BMS-986165 in Subjects With Moderate-to-Severe Plaque Psoriasis [NCT03611751]Phase 31,020 participants (Actual)Interventional2018-07-26Completed
A Phase II, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Efficacy and Safety Study of Two Dose Regimens of CC-10004 in Subjects With Active Psoriatic Arthritis [NCT00456092]Phase 2204 participants (Actual)Interventional2007-03-05Completed
A Phase 2, Open-label Multi-center Study to Evaluate the Safety, Pharmacodynamics, Pharmacokinetics, and Efficacy of Apremilast in Subjects With Recalcitrant Plaque-type Psoriasis [NCT00521339]Phase 231 participants (Actual)Interventional2007-08-01Completed
A Phase 3, Randomized, Multicenter, Double-Blind, Placebo- and Active Comparator-Controlled Study With a Randomized Withdrawal and Retreatment Period to Evaluate the Efficacy, Safety, and Tolerability of TAK-279 in Subjects With Moderate-to-Severe Plaque [NCT06108544]Phase 31,000 participants (Anticipated)Interventional2023-11-06Recruiting
A Phase 3, Randomized, Multicenter, Double-Blind, Placebo- and Active Comparator-Controlled Study to Evaluate the Efficacy, Safety, and Tolerability of TAK-279 in Subjects With Moderate-to-Severe Plaque Psoriasis [NCT06088043]Phase 3600 participants (Anticipated)Interventional2023-11-06Recruiting
An Open Label, Balanced, Randomized, Two-treatment, Two-period, Two-sequence, Single Oral Dose, Cross Over Bioequivalence Study of Two Products of Apremilast 30 mg Tablets in Normal, Healthy, Adult, Human Subjects Under Fasting Condition [NCT06084663]Phase 336 participants (Actual)Interventional2023-02-15Completed
A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of Apremilast (AMG 407) in Japanese Subjects With Palmoplantar Pustulosis (PPP) [NCT05174065]Phase 3176 participants (Actual)Interventional2022-03-08Active, not recruiting
Apremilast for the Treatment of Refractory Erythema Multiforme [NCT05875714]Phase 28 participants (Anticipated)Interventional2022-01-13Recruiting
A Multi-center, Randomized, Double-blind, Placebo-controlled Phase 3 Study to Evaluate the Efficacy and Safety of Deucravacitinib in Participants With Active Psoriatic Arthritis (PsA) Who Are Naïve to Biologic Disease Modifying Anti-rheumatic Drugs or Had [NCT04908189]Phase 3700 participants (Anticipated)Interventional2021-07-15Active, not recruiting
Efficacy of Oral Apremilast in the Treatment of Alopecia Areata at the Tertiary Care Hospital, Karachi. [NCT05926882]Phase 430 participants (Actual)Interventional2022-08-01Completed
A Phase 2, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Study, To Compare the Efficacy and Safety of Two Doses of Apremilast (CC-10004) in Subjects With Active Rheumatoid Arthritis Who Have Had an Inadequate Response to Methot [NCT01285310]Phase 2237 participants (Actual)Interventional2010-12-09Terminated(stopped due to Study is terminated due to lack of efficacy)
An Open-label, Single-Arm Pilot Study Investigating the Efficacy and Safety of Apremilast for the Treatment of Moderate to Severe Chronic Hand Dermatitis [NCT03741933]Phase 40 participants (Actual)Interventional2019-02-28Withdrawn(stopped due to The principal investigator left George Washington University and closed the study at their departure.)
The Maintenance Effect of Enstilar Foam in Combination With Otezla [NCT04555707]Phase 430 participants (Anticipated)Interventional2020-06-24Recruiting
A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Efficacy and Safety Study of Two Doses of Apremilast (CC-10004) in Subjects With Active Psoriatic Arthritis [NCT01172938]Phase 3504 participants (Actual)Interventional2010-06-02Completed
A Phase 4 Multicenter, Randomized, Open-label, Efficacy Assessor-blinded Study of Risankizumab Compared to Apremilast for the Treatment of Adult Subjects With Moderate Plaque Psoriasis Who Are Candidates for Systemic Therapy [NCT04908475]Phase 3352 participants (Actual)Interventional2021-06-09Completed
A Phase 3, Multicenter, Randomized, Placebo-Controlled, Double-Blind Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Mild to Moderate Plaque Psoriasis [NCT03721172]Phase 3595 participants (Actual)Interventional2019-03-11Completed
A Phase 3, Multi-center, Open-label, Single-arm Study to Assess the Safety of Apremilast (AMG 407) in Pediatric Participants From 6 Through 17 Years of Age With Mild to Moderate Plaque Psoriasis [NCT06088199]Phase 350 participants (Anticipated)Interventional2023-10-24Recruiting
A Phase 2B, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging, Efficacy and Safety Study of Apremilast (CC-10004) in Subjects With Moderate-to-Severe Plaque-Type Psoriasis (Core Study) [NCT00773734]Phase 2352 participants (Actual)Interventional2008-09-01Completed
Effects of Treatment With Biological Agents on Endothelial Glycocalyx,Arterial Elastic Properties, Coronary Flow, Myocardial Deformation and Twisting in Psoriasis. Comparative Study With Patients With CAD or Untreated Hypertension. [NCT02144857]Phase 4200 participants (Anticipated)Interventional2014-05-30Recruiting
An Open Label Study of Apremilast in Chronic Idiopathic Pruritus [NCT03239106]Phase 210 participants (Actual)Interventional2017-12-01Completed
A Pilot Study Evaluating the Efficacy of Apremilast in the Treatment of Subjects With Severe Recurrent Aphthous Stomatitis (RAS) [NCT03690544]Phase 415 participants (Actual)Interventional2018-10-12Completed
A Phase 4, Multicenter, Single-Arm, Open-Label Study to Evaluate the Impact of Apremilast (CC-10004) on MRI Outcomes in Subjects With Active Psoriatic Arthritis [NCT03783026]Phase 4123 participants (Actual)Interventional2019-02-06Completed
A Phase 2, Open-label, Investigator-Initiated Study to Evaluate the Safety and Efficacy of Apremilast in Subjects With Recalcitrant Contact or Atopic Dermatitis [NCT00931242]Phase 210 participants (Actual)Interventional2009-06-30Completed
Apremilast Pregnancy Exposure Registry OTIS Autoimmune Diseases in Pregnancy Project [NCT02775500]233 participants (Actual)Observational [Patient Registry]2014-11-30Active, not recruiting
A Pilot Study to Evaluate the Efficacy and Safety of Apremilast in Patients of Chronic and Recurrent Erythema Nodosum Leprosum [NCT04822909]Phase 410 participants (Actual)Interventional2019-09-15Completed
A 2-Part, Safety, Tolerability, and Pharmacokinetic Study of LY2775240 in Healthy Subjects [NCT02963779]Phase 135 participants (Actual)Interventional2016-12-31Completed
A Phase 2, Randomized, Placebo-controlled, Multicenter Study to Investigate the Efficacy and Safety of Apremilast (CC-10004) for Treatment of Subjects With Active Ulcerative Colitis [NCT02289417]Phase 2170 participants (Actual)Interventional2015-01-08Completed
Bioequivalence of Three Different Tablet Formulations of 30 mg of Apremilast (EU-sourced Otezla® vs. US-sourced Otezla® vs. Japan-sourced Otezla®) Administered in Healthy Male and Female Subjects in the Fasted State as Well as (for EU-sourced Otezla® vs. [NCT04811573]Phase 120 participants (Actual)Interventional2021-03-31Terminated(stopped due to due to company decision)
Industry Alliance Platform Trial to Assess the Efficacy and Safety of Multiple Candidate Agents for the Treatment of COVID-19 in Hospitalized Patients [NCT04590586]Phase 3515 participants (Actual)Interventional2020-11-24Completed
Efficacy and Safety of Apremilast in Patients With Moderate to Severe Chronic Plaque Psoriasis [NCT06032858]Phase 430 participants (Actual)Interventional2022-03-06Completed
A Phase 1, Open-Label, Randomized Three-Period, Six-Sequence Crossover Study In Healthy Adult Subjects To Evaluate The Bioavailablity Of An Oral Suspension Formulation Relative To The Tablet Formulation Of Apremilast And To Assess The Effect Of Food On Th [NCT02641353]Phase 134 participants (Actual)Interventional2016-01-05Completed
Apremilast 30 mg BID Combined With Dupilumab for the Treatment of Recalcitrant Moderate-to-Severe Atopic Dermatitis [NCT04306965]Phase 220 participants (Anticipated)Interventional2020-08-01Recruiting
Use of Apremilast in Patients Who Are Dissatisfied With Stable Maintenance Topical Therapy [NCT03000309]Phase 420 participants (Actual)Interventional2016-12-29Completed
An Open-Label, Single-Dose Study to Evaluate the Effects of Age and Sex on the Pharmacokinetics of Apremilast (CC-10004) in Healthy Subjects [NCT01634191]Phase 136 participants (Actual)Interventional2012-02-01Completed
Assessment of the Clinical and Ultrasound Response to Apremilast by Clinical Evaluation and by a Joint-periarticular-nail Ultrasound Index in Patients With Active Psoriatic Arthritis [NCT03191539]Phase 356 participants (Anticipated)Interventional2017-11-02Not yet recruiting
Routine Clinical Practice in Spain: Evaluation of the Use of Apremilast in Patients With Psoriatic Arthritis, Naïve to Biological Treatment (PREVAIL Study) [NCT03828045]119 participants (Actual)Observational2019-02-06Completed
An Open Label, Pilot Study to Determine the Efficacy of Apremilast in the Treatment of Rosacea in Patients With Both Erythematotelangiectatic Rosacea and Papulopustular Rosacea [NCT01045551]Phase 210 participants (Actual)Interventional2010-06-30Completed
A Phase 3, Multicenter, Double-blind, Randomized, Placebo-controlled, Parallel Group Study to Evaluate the Efficacy, Safety and Pharmacokinetics of Apremilast in Children From 5 to Less Than 18 Years of Age With Active Juvenile Psoriatic Arthritis (PEAPOD [NCT04804553]Phase 360 participants (Anticipated)Interventional2022-03-17Recruiting
Short-term Safety, Efficacy and Mode of Action of Apremilast in Moderate Suppurative Hidradenitis: A Randomised Double-blind Placebo Controlled Trial [NCT03049267]Phase 220 participants (Actual)Interventional2017-02-02Completed
A Phase 3, Multicenter, Randomized, Doubleblind, Placebo-controlled, Parallel Group Study, Followed by an Active-treatment Phase to Evaluate the Efficacy and Safety of Apremilast (CC-10004) in the Treatment of Subjects With Active Behcet's Disease [NCT02307513]Phase 3207 participants (Actual)Interventional2014-12-30Completed
The APOLP Trial: A Single-Center, Randomized, 16 Weeks, Explanatory, Parallel-Group, Superiority, Blinded, Placebo-Controlled, Clinical Trial of Apremilast Use in Oral Lichen Planus [NCT03836885]Phase 20 participants (Actual)Interventional2019-11-21Withdrawn(stopped due to Study was terminated due to delay in enrollment.)
A Multi-Center, Randomized, Double-Blind, Placebo- and Active Comparator-Controlled Phase 3 Study to Evaluate the Efficacy and Safety of BMS-986165 in Subjects With Moderate-to-Severe Plaque Psoriasis [NCT03624127]Phase 3666 participants (Actual)Interventional2018-08-07Completed
Open Label Trial Evaluating the Efficacy of Apremilast for the Treatment of Frontal Fibrosing Alopecia [NCT03422640]Phase 420 participants (Anticipated)Interventional2018-07-12Recruiting
Real-world Benefit of Apremilast Treatment of Patients With Moderate-to-severe Psoriasis After Transition From Fumaric Acid Esters [NCT02954081]687 participants (Actual)Observational2017-01-26Completed
A Double-blind, Placebo-controlled, Randomized Study on the Safety and Efficacy of Apremilast in Patients With Moderate to Severe Plaque Psoriasis Involving Palms and/or Soles [NCT02400749]Phase 4100 participants (Actual)Interventional2015-05-31Completed
Efficacy and Safety of Combining Apremilast 30mg Bid With Narrowband UVB in the Treatment of Moderate-to-severe Plaque Psoriasis [NCT02412644]Phase 429 participants (Actual)Interventional2015-05-28Completed
A Phase 1, Open-Label, Randomized, Two-Period, Two-Sequence Crossover Study to Assess the Effect of Food on the Pharmacokinetics of a Single 30 mg Tablet of Apremilast (CC-10004) in Healthy Subjects [NCT01634178]Phase 146 participants (Actual)Interventional2012-02-01Completed
A Phase 1, Open-label, Three-period, Fixed-sequence Study to Evaluate the Effects of Rifampin on the Pharmacokinetics of Apremilast (CC-10004) in Healthy Subjects [NCT01561963]Phase 121 participants (Actual)Interventional2012-02-01Completed
An Investigator-initiated, Randomized, Double-blind, Placebo Controlled Study of Apremilast to Demonstrate Efficacy in Subjects With Nummular Eczema [NCT03160248]Phase 231 participants (Actual)Interventional2017-07-05Completed
Immune Metabolic Associations in Psoriatic Arthritis Study [NCT03399708]60 participants (Actual)Observational2017-06-12Completed
A Randomized Placebo-controlled Single Center Pilot Study of the Safety and Efficacy of Apremilast in Subjects With Moderate to Severe Alopecia Areata [NCT02684123]30 participants (Actual)Interventional2016-02-29Completed
A Single Center Study to Evaluate the Effectiveness and Safety of Add on Enstilar® in Patients Using OTEZLA® for Moderate to Severe Plaque Psoriasis [NCT03587194]Phase 450 participants (Anticipated)Interventional2018-07-23Recruiting
A Phase 3B, Multicenter, Randomized, Placebo-Controlled, Double-Blind, Double-Dummy, Study Of The Efficacy And Safety Of Apremilast (CC-10004), Etanercept, And Placebo, In Subjects With Moderate To Severe Plaque Psoriasis [NCT01690299]Phase 3250 participants (Actual)Interventional2012-10-01Completed
Repigmentation Using Apremilast and Phototherapy In Diffuse VITILIGO RAPID VITILIGO [NCT03036995]Phase 280 participants (Actual)Interventional2017-03-20Completed
An Observational Study of the Real-life Management of Psoriasis Patients Treated With Otezla® (Apremilast) in Belgium [NCT03097003]124 participants (Actual)Observational2017-04-06Completed
A Phase 3b, Multicenter, Randomized, Double-blind, Placebo-controlled, Efficacy and Safety Study of Apremilast 30 mg Twice Daily in Chinese Subjects With Moderate to Severe Plaque-type Psoriasis [NCT06122649]Phase 3200 participants (Anticipated)Interventional2023-11-27Recruiting
A Phase 3, Multicenter, Open-label, Single-arm Study to Assess the Efficacy and Safety of Apremilast (AMG 407) in Japanese Pediatric Subjects From 6 Through 17 Years of Age With Moderate to Severe Plaque Psoriasis [NCT05565560]Phase 333 participants (Anticipated)Interventional2023-01-25Recruiting
A Phase 3, Multicenter, Double-blind, Randomized, Placebo-controlled, Parallel Group Study, Followed by an Active Treatment Phase to Evaluate the Efficacy and Safety of Apremilast in Children From 2 to Less Than 18 Years of Age With Active Oral Ulcers Ass [NCT04528082]Phase 360 participants (Anticipated)Interventional2021-09-09Recruiting
A Phase 3b, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group Study to Evaluate the Efficacy and Safety of Apremilast (CC-10004) Monotherapy in Subjects With Active Psoriatic Arthritis [NCT01925768]Phase 3219 participants (Actual)Interventional2013-09-04Completed
A Pilot Study of an Oral Phosphodiesterase Inhibitor (Apremilast) for Atopic Dermatitis in Adults [NCT01393158]Phase 216 participants (Actual)Interventional2009-05-31Completed
Analysis of the Pathogenesis of Itch in Response to Apremilast Therapy in Psoriasis Patients [NCT03146247]Phase 40 participants (Actual)Interventional2017-10-23Withdrawn(stopped due to recruitment was not started)
Real Life Data for Otezla Evidence: Assessing Benefits of Apremilast in Patients With Moderate to Severe Chronic Plaque Psoriasis Followed by Dermatologists Under Real Life Settings in France [NCT03757013]453 participants (Actual)Observational2018-09-25Completed
An Open-Label Study of CC-10004 for Chronic Prostatitis/Chronic Pelvic Pain Syndrome [NCT00701311]Phase 221 participants (Actual)Interventional2008-06-30Completed
A Phase 2, Multicenter, Randomized, Double-blind, Placebo-controlled, Parallel-group, Efficacy and Safety Study of Apremilast (CC-10004) in Subjects With Moderate to Severe Atopic Dermatitis [NCT02087943]Phase 2191 participants (Actual)Interventional2014-06-30Completed
A Phase 2B, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Efficacy and Safety Study of Two Doses of Apremilast (CC-10004) In Japanese Subjects With Moderate-To-Severe Plaque-Type Psoriasis [NCT01988103]Phase 2254 participants (Actual)Interventional2013-07-09Completed
A Phase 3b, Multi Center, Open-label, Long-term Extension Study of Apremilast (CC-10004) in Pediatric Subjects From 6 Through 17 Years of Age With Moderate to Severe Plaque Psoriasis [NCT04175613]Phase 3160 participants (Actual)Interventional2019-12-20Active, not recruiting
A Phase 1, Open-Label, Single Center Study to Evaluate the Pharmacokinetics of Prototype Modified-Release Formulations Of Apremilast (CC-10004) in Healthy Male Subjects [NCT02236988]Phase 180 participants (Actual)Interventional2014-01-07Completed
A PHASE 3, MULTICENTER, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED, PARALLEL-GROUP STUDY TO EVALUATE THE EFFICACY AND SAFETY OF APREMILAST (CC-10004) IN THE TREATMENT OF ACTIVE ANKYLOSING SPONDYLITIS [NCT01583374]Phase 3490 participants (Actual)Interventional2012-05-02Completed
A Phase 4, Multi-center, Randomized, Double-blind, Placebo-controlled Study of the Impact of Apremilast (CC-10004) on Quality of Life, Efficacy, and Safety in Subjects With Manifestations of Plaque Psoriasis and Impaired Quality of Life [NCT03774875]Phase 4277 participants (Actual)Interventional2019-03-28Completed
[information is prepared from clinicaltrials.gov, extracted Sep-2024]

Trial Outcomes

TrialOutcome
NCT00456092 (42) [back to overview]Percentage of Participants With Good or Moderate EULAR Response Based on DAS28-CRP(3) at Week 24
NCT00456092 (42) [back to overview]Percentage of Participants With Good or Moderate EULAR Response Based on DAS28-CRP(3) at Week 12
NCT00456092 (42) [back to overview]Percentage of Participants With DAS28-CRP(4) Score of Mild Disease Activity or In Remission at Week 12
NCT00456092 (42) [back to overview]Percentage of Participants With DAS28-CRP(3) Score of Mild Disease Activity or In Remission at Week 12
NCT00456092 (42) [back to overview]Percentage of Participants With a Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24
NCT00456092 (42) [back to overview]Percentage of Participants With a Psoriatic Arthritis Response Criteria (PsARC) Response at Week 12
NCT00456092 (42) [back to overview]Percentage of Participants With a Modified American College of Rheumatology 20% (ACR 20) Response at Week 12
NCT00456092 (42) [back to overview]Percentage of Participants With a Modified ACR 70 Response at Week 24
NCT00456092 (42) [back to overview]Percentage of Participants With a Modified ACR 70 Response at Week 12
NCT00456092 (42) [back to overview]Percentage of Participants With a Modified ACR 50 Response at Week 12
NCT00456092 (42) [back to overview]Maximal ACR Response During the Extension Period
NCT00456092 (42) [back to overview]Percentage of Participants With Good or Moderate EULAR Response Based on DAS28-CRP(4) at Week 24
NCT00456092 (42) [back to overview]Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 12
NCT00456092 (42) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 12
NCT00456092 (42) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy for Fatigue (FACIT-F) at Week 12
NCT00456092 (42) [back to overview]Number of Participants With Adverse Events Leading to a Dose Reduction
NCT00456092 (42) [back to overview]Number of Participants Who Withdrew Prematurely Due to Lack of Efficacy
NCT00456092 (42) [back to overview]Number of Participants Who Relapsed During the Observational Follow-up Phase
NCT00456092 (42) [back to overview]Number of Participants Who Relapsed After the Extension Phase
NCT00456092 (42) [back to overview]Maximal ACR Response During the Treatment Phase
NCT00456092 (42) [back to overview]Change From Baseline in the Health Assessment Questionnaire Disability Index (HAQ-DI) at Week 12
NCT00456092 (42) [back to overview]Change From Baseline and Week 12 in the Health Assessment Questionnaire Disability Index (HAQ-DI) at Week 24
NCT00456092 (42) [back to overview]Time to Relapse of Psoriatic Arthritis During the Observational Follow-up Phase
NCT00456092 (42) [back to overview]Time to Relapse of Psoriatic Arthritis After Extension Phase
NCT00456092 (42) [back to overview]Percentage of Participants With Enthesitis in the Extension Phase
NCT00456092 (42) [back to overview]Percentage of Participants With Enthesitis
NCT00456092 (42) [back to overview]Percentage of Participants With a Modified ACR 50 Response at Week 24
NCT00456092 (42) [back to overview]Percentage of Participants With a Modified ACR 20 Response at Week 24
NCT00456092 (42) [back to overview]Number of Participants With Adverse Events During the Treatment Phase
NCT00456092 (42) [back to overview]Number of Participants With Adverse Events During the Extension Phase
NCT00456092 (42) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy for Fatigue (FACIT-F) at Week 24
NCT00456092 (42) [back to overview]Change From Baseline in Short Form 36 (SF-36) Summary Physical and Mental Component Scores at Week 12
NCT00456092 (42) [back to overview]Change From Baseline and Week 12 in SF-36 at Week 24
NCT00456092 (42) [back to overview]Change From Baseline and Week 12 in Dermatology Life Quality Index (DLQI) at Week 24
NCT00456092 (42) [back to overview]Change From Baseline and Week 12 in Dactylitis Severity Score at Week 24
NCT00456092 (42) [back to overview]Time to ACR 70 Response During the Treatment Phase
NCT00456092 (42) [back to overview]Time to ACR 70 Response During the Treatment and Extension Phase
NCT00456092 (42) [back to overview]Time to ACR 50 Response During the Treatment Phase
NCT00456092 (42) [back to overview]Time to ACR 50 Response During the Treatment and Extension Phase
NCT00456092 (42) [back to overview]Time to ACR 20 Response During the Treatment Phase
NCT00456092 (42) [back to overview]Time to ACR 20 Response During the Study
NCT00456092 (42) [back to overview]Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response Based on Disease Activity Score (DAS28)-CRP(4) at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline in the pluripotent19 (P19) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Psoriasis Affected Body Surface Area (BSA) Involvement at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Tumor Necrosing Factor (TNF) Alpha Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline of CD 11c in the Dermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline of CD11c in the Epidermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Treatment Emergent Adverse Events (TEAEs) During the Extension Phase
NCT00521339 (51) [back to overview]Percent Change From Baseline of CD3 in the Epidermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline of CD56 in the Dermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Inducible Nitric Oxide (iNOS) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the IL8 Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the IL2 Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the IL17A Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the IL10 Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Dendritic Cell (CD83) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Defensin Beta 4 (DEFB4) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Chemokine Ligand (CXCL9) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in Psoriasis Area Severity Index (PASI) Score at Week 12
NCT00521339 (51) [back to overview]Peak (Maximum) Plasma Concentration of Medication (Cmax)
NCT00521339 (51) [back to overview]Peak (Maximum) Plasma Concentration of Apremilast (Cmax) During the Extension Phase
NCT00521339 (51) [back to overview]Mean Residence Time (MRT) During the Treatment Phase
NCT00521339 (51) [back to overview]Mean Residence Time (MRT) During the Extension Phase
NCT00521339 (51) [back to overview]Change From Baseline in the Dermatology Life Quality Index (DLQI) at Week 12
NCT00521339 (51) [back to overview]Area Under the Plasma Concentration Time-curve From 0 to 12 Hours Post Dose (AUC 0-12) During the Extension Phase
NCT00521339 (51) [back to overview]Area Under the Plasma Concentration Time-curve From 0 to 12 Hours Post Dose (AUC 0-12)
NCT00521339 (51) [back to overview]Apparent Total Volume of Distribution During the Terminal Phase After Extravascular Administration (Vz/F) During the Treatment Phase
NCT00521339 (51) [back to overview]Apparent Total Volume of Distribution During the Terminal Phase After Extravascular Administration (Vz/F) During the Extension Phase
NCT00521339 (51) [back to overview]Apparent Total Clearance of Apremilast From Plasma After Extravascular Administration (CLz/F) During the Treatment Phase
NCT00521339 (51) [back to overview]Apparent Total Clearance of Apremilast From Plasma After Extravascular Administration (CL/F) During the Extension Phase
NCT00521339 (51) [back to overview]Treatment Emergent Adverse Events (TEAEs) During the Treatment Phase
NCT00521339 (51) [back to overview]Change From Baseline in the Medical Outcome Study Short Form 36-item Health Survey (SF-36) Scores, Mental and Physical Components to Week 12
NCT00521339 (51) [back to overview]Change From Baseline in Peripheral Blood T Cell, B Cell, and NK Cell Subsets at Week 12
NCT00521339 (51) [back to overview]Trough Plasma Concentration (Cmin)
NCT00521339 (51) [back to overview]Percent Change From Baseline of CD56 in the Epidermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline of Epidermal Thickness in the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline of Langerin in the Dermis of Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline of Langerin in the Epidermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percent of Participants With Psoriatic Arthritis Who Achieved an American College of Rheumatology 20% Improvement (ACR-20) Response at Week 12
NCT00521339 (51) [back to overview]Percentage of Participants Who Achieved a PASI-50 Score at Week 12
NCT00521339 (51) [back to overview]Percentage of Participants Who Achieved a PASI-75 Score at Week 12
NCT00521339 (51) [back to overview]Percent Change From Baseline of CD3 in the Dermis of the Psoriatic Skin Biopsy at Week 12
NCT00521339 (51) [back to overview]Percentage of Participants With at Least a 1 Point Reduction on 0 to 5 Point Scale From Baseline in Static Physician Global Assessment (sPGA) at Week 12
NCT00521339 (51) [back to overview]Terminal Phase Elimination Half Life of Apremilast (t½)
NCT00521339 (51) [back to overview]Terminal Phase Elimination Half Life of Apremilast (t½) During the Extension Phase
NCT00521339 (51) [back to overview]Time to Maximum Plasma Concentration (Tmax) During the Extension Phase
NCT00521339 (51) [back to overview]Time to Maximum Plasma Concentration (Tmax) During the Treatment Phase
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Interferon (INF) Gamma Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the Interleukin (IL) IL-22 Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the keratin16 (K16) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the MX1 (Gene That Encodes the Interferon-induced p78 Protein) Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Percent Change From Baseline in the p40 Inflammatory Marker in Psoriatic Skin Biopsies
NCT00521339 (51) [back to overview]Accumulation Index (R)
NCT00701311 (1) [back to overview]Global Response Assessment
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 52
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 40
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 32
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at Week 52
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at Week 40
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at Week 32
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 52
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 40
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 32
NCT00773734 (97) [back to overview]Extension Study: Percent Change in PASI Score at Week 52
NCT00773734 (97) [back to overview]Extension Study: Percent Change in PASI Score at Week 40
NCT00773734 (97) [back to overview]Extension Study: Percent Change in PASI Score at Week 32
NCT00773734 (97) [back to overview]Extension Study: Percent Change From Baseline in the Affected BSA at Week 52
NCT00773734 (97) [back to overview]Extension Study: Percent Change From Baseline in the Affected BSA at Week 40
NCT00773734 (97) [back to overview]Extension Study: Percent Change From Baseline in the Affected BSA at Week 32
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score at Week 52
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score (PCS) at Week 32
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Mental Component Summary Score at Week 52
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Mental Component Summary Score at Week 40
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Mental Component Summary Score at Week 32
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score at Week 40
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 40
NCT00773734 (97) [back to overview]Extension Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 32
NCT00773734 (97) [back to overview]Core Study: Time to Maximum Plasma Concentration of Drug (Tmax)
NCT00773734 (97) [back to overview]Core Study: Time to Maximum Plasma Concentration of Drug (Tmax)
NCT00773734 (97) [back to overview]Core Study: Time to Achieve a PASI-75 Response During the Placebo Controlled Phase
NCT00773734 (97) [back to overview]Core Study: Time to Achieve a PASI-50 Response During the Placebo Controlled Phase
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants With a Static Physician Global Assessment (sPGA) Greater Than 2 at Baseline Who Achieved a Score of 0 or 1 at Week 16
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 24
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 24
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a 90% Improvement (Response) From Baseline in the PASI Score at Week 16
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in Psoriasis Area and Severity Index (PASI) at Week 16
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in PASI Score at Week 24
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 24
NCT00773734 (97) [back to overview]Core Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in PASI Score at Week 16
NCT00773734 (97) [back to overview]Core Study: Percent Change From Baseline in the Percent of Affected Body Surface Area (BSA) During the Placebo Controlled Phase
NCT00773734 (97) [back to overview]Core Study: Percent Change From Baseline in the Percent of Affected Body Surface Area (BSA) During the Active Treatment Phase at Week 24
NCT00773734 (97) [back to overview]Core Study: Percent Change From Baseline in PASI Score at Week 24
NCT00773734 (97) [back to overview]Core Study: Percent Change From Baseline in PASI Score at Week 16
NCT00773734 (97) [back to overview]Core Study: Peak; (Maximum) Plasma Concentration (Cmax) of Apremilast
NCT00773734 (97) [back to overview]Core Study: Peak; (Maximum) Plasma Concentration (Cmax) of Apremilast
NCT00773734 (97) [back to overview]Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2; Physical Component Summary Score at Week 16
NCT00773734 (97) [back to overview]Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2; Mental Component Summary Score at Week 24
NCT00773734 (97) [back to overview]Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2; Mental Component Summary Score at Week 16
NCT00773734 (97) [back to overview]Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2 Physical Component Summary Score at Week 24
NCT00773734 (97) [back to overview]Core Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 24
NCT00773734 (97) [back to overview]Core Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 16
NCT00773734 (97) [back to overview]Core Study: Area Under the Plasma Concentration-time Curve (AUC0-8)
NCT00773734 (97) [back to overview]Core Study: Area Under the Plasma Concentration-time Curve (AUC0-8)
NCT00773734 (97) [back to overview]Time to Loss of 50% of the PASI Response During the Observational Follow-up Phase Relative to the End of Treatment (Participants Who Had at Least a PASI-50 Response at the End of Treatment Phase)
NCT00773734 (97) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) in the Placebo Controlled Phase
NCT00773734 (97) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) in the Apremilast Exposure Period
NCT00773734 (97) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) in the Apremilast Exposure Period
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in PASI Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in PASI Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in PASI Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Percent Change From Baseline in PASI Score at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Physical Component Summary Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Physical Component Summary Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Physical Component Summary Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 18 Months
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 4 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 3 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 2 Years
NCT00773734 (97) [back to overview]LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 18 Months
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 52
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 40
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 32
NCT00773734 (97) [back to overview]Extension Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 52
NCT00814632 (1) [back to overview]Global Response Assessment
NCT00866359 (20) [back to overview]Percentage of Participants Who Were Genital Ulcer-free (Complete Response) at Day 85
NCT00866359 (20) [back to overview]Change From Baseline in the Disease Activity as Measured by BD Current Activity Form/Index Score on Day 85
NCT00866359 (20) [back to overview]Number of Oral Ulcers at Day 169
NCT00866359 (20) [back to overview]Number of Oral Ulcers at Day 197
NCT00866359 (20) [back to overview]Number of Oral Ulcers at Day 85
NCT00866359 (20) [back to overview]Change From Baseline in the Disease Activity as Measured by BD Current Activity Form/Index Score on Day 197
NCT00866359 (20) [back to overview]Behçet's Disease (BD) Current Activity Index Form Score at Day 169
NCT00866359 (20) [back to overview]Area Under the Curve (AUC) for the Number of Oral Ulcers From Day 1 to 85
NCT00866359 (20) [back to overview]Area Under the Curve (AUC) for the Number of Oral Plus Genital Ulcers From Day 1 to 85
NCT00866359 (20) [back to overview]Pain of Oral Ulcers as Measured by VAS (VAS Score) at Day 169
NCT00866359 (20) [back to overview]Pain of Oral Ulcers as Measured by VAS (VAS Score) at Day 197
NCT00866359 (20) [back to overview]Number of Treatment Emergent Adverse Events (TEAE) During the Placebo Controlled Treatment Phase
NCT00866359 (20) [back to overview]Percentage of Participants Who Were Oral Ulcer-free (Complete Response), or Whose Oral Ulcers Were Reduced by ≥ 50%, (Partial Response)
NCT00866359 (20) [back to overview]Pain of Oral Ulcers as Measured by Visual Analog Scale (VAS) at Day 85
NCT00866359 (20) [back to overview]Percentage of Participants Who Were Genital Ulcer-free (Complete Response)
NCT00866359 (20) [back to overview]Percentage of Participants Who Were Genital Ulcer-free (Complete Response) at Day 169
NCT00866359 (20) [back to overview]Summary of Treatment Emergent Adverse Events During the Active Treatment-Extension Phase
NCT00866359 (20) [back to overview]Number of New Manifestations of Behçet's Disease or Flare That Were Not Present at Day 1
NCT00866359 (20) [back to overview]Sum of the Number Oral Ulcers, Genital Ulcers or Oral Plus Genital Ulcers at Day 85
NCT00866359 (20) [back to overview]Number of New Manifestations of Behçet's Disease or Flare During the Placebo Controlled Treatment Phase
NCT00869089 (1) [back to overview]Improvement in Prurigo Nodularis
NCT00931242 (3) [back to overview]Number of Patients Achieving an Improvement (Decrease) in IGA (Investigator Global Assessment) by Two or More Points
NCT00931242 (3) [back to overview]Number of Patients Achieving 75% Reduction in Eczema Area and Severity Index (EASI) Score at Week 12 in Reference to Week 0
NCT00931242 (3) [back to overview]Number of Patients Achieving 50% Reduction in Eczema Area and Severity Index (EASI) Score at Week 12 in Reference to Week 0
NCT00944658 (4) [back to overview]The Safety and Tolerability of Apremilast in AS, Number of Participants With Adverse Events
NCT00944658 (4) [back to overview]Effect of Apremilast in Patients With AS, Changes in BASFI Score
NCT00944658 (4) [back to overview]Changes of Apremilast on the Signs and Symptoms of AS, Night Pain From Baseline
NCT00944658 (4) [back to overview]Changes of Apremilast in Patients With AS, Changes in BASDAI Score From Baseline
NCT01045551 (5) [back to overview]Change From Visit 8 (Week 12) in Telangiectasia Count at Visit 9 (Week 16)
NCT01045551 (5) [back to overview]Change From Baseline in the Total Number of Papulopustular Lesions at Week 12
NCT01045551 (5) [back to overview]Change From Baseline in Telangiectasia Count at Visit 8 (Week 12)
NCT01045551 (5) [back to overview]Change From Baseline in Erythema Rating Visit 8 (Week 12)
NCT01045551 (5) [back to overview]Change in Physician 7 Point Global Assessment From Baseline to Week 12
NCT01140503 (3) [back to overview]The Secondary Outcome Measure Will be Efficacy, as Measured by the Number of Participants Experiencing a 30% Decreased in the CDASI-a Score at 12 Weeks.
NCT01140503 (3) [back to overview]The Secondary Outcome Measure Will be Efficacy as Measured by the Mean Change in CDASI-activity at 12 Weeks
NCT01140503 (3) [back to overview]The Primary Endpoint Analysis Will be Safety, as Measured by the Number of Adverse Events and Serious Adverse Events Occuring During 12 Weeks of Therapy and 4 Weeks of Followup.
NCT01172938 (53) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With a Modified PsARC Response at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants With a ACR 70 Response at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants With a ACR 50 Response at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With a ACR 20 Response at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in the SF-36 Physical Functioning Domain at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in the Patient Assessment of Pain at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in the FACIT-Fatigue Scale Score at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in the DAS28 at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in the Dactylitis Severity Score at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in the CDAI Score at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in SF-36 Physical Function at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52
NCT01172938 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24
NCT01172938 (53) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16
NCT01172938 (53) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With an ACR 70 Response at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants With an ACR 70 Response at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With an ACR 50 Response at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants With an ACR 50 Response at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants With an ACR 20 Response at Week 24
NCT01172938 (53) [back to overview]Number of Participants With Adverse Events During the Placebo-Controlled Period
NCT01172938 (53) [back to overview]Number of Participants With Adverse Events During the Apremilast-Exposure Period
NCT01172938 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 52
NCT01172938 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 24
NCT01172938 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16
NCT01172938 (53) [back to overview]Percentage of Participants With Good or Moderate EULAR Response at Week 24
NCT01194219 (14) [back to overview]Change From Baseline in Pruritus Visual Analog Scale (VAS) Score at Week 16
NCT01194219 (14) [back to overview]Kaplan Meier Estimate of Time to Loss of PASI-75 Response (Loss of Effect) at Week 32 During the Re-Randomized Treatment Withdrawal Phase
NCT01194219 (14) [back to overview]Percent Change From Baseline in Percent of Affected Body Surface Area (BSA) at Week 16
NCT01194219 (14) [back to overview]Percent Change From Baseline in the Psoriasis Area Severity Index (PASI) Score at Week 16
NCT01194219 (14) [back to overview]Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score (PASI-50) at Week 16 From Baseline
NCT01194219 (14) [back to overview]Percentage of Participants Who Achieved a 75% Improvement (Response) in the Psoriasis Area Severity Index (PASI-75) at Week 16 From Baseline
NCT01194219 (14) [back to overview]Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With At Least 2 Points Reduction From Baseline
NCT01194219 (14) [back to overview]Percentage of Participants Who Achieved Both a 75% Improvement (Response) in the PASI and sPGA Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction at Week 16 From Baseline
NCT01194219 (14) [back to overview]Number of Participants With a Psoriasis Flare or Rebound During the During the Apremilast-exposure Period Through Week 260
NCT01194219 (14) [back to overview]Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at Week 16
NCT01194219 (14) [back to overview]Number of Participants With a Psoriasis Flare or Rebound During the Placebo-Controlled Phase
NCT01194219 (14) [back to overview]Number of Participants With TEAEs During the Apremilast-Exposure Period Through Week 260
NCT01194219 (14) [back to overview]Number of Participants With Treatment-Emergent Adverse Events (TEAEs) During the Placebo-Controlled Phase
NCT01194219 (14) [back to overview]Change From Baseline in the Mental Component Summary (MSC) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in the DAS28 at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in the FACIT-Fatigue Scale Score at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in the Patient Assessment of Pain at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in the SF-36 Physical Functioning Scale Score at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants With a ACR 20 Response at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants With a ACR 50 Response at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With a ACR 70 Response at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants With a Modified PsARC Response at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With an ACR 20 Response at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants With an ACR 50 Response at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants With an ACR 50 Response at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants With an ACR 70 Response at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With an ACR 70 Response at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 52
NCT01212757 (53) [back to overview]Percentage of Participants With Good or Moderate EULAR Response at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 24
NCT01212757 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 52
NCT01212757 (53) [back to overview]Number of Participants With TEAEs During the Apremilast-Exposure Period
NCT01212757 (53) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Placebo-Controlled Phase
NCT01212757 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16
NCT01212757 (53) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24
NCT01212757 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 16
NCT01212757 (53) [back to overview]Change From Baseline in the CDAI Score at Week 52
NCT01212757 (53) [back to overview]Change From Baseline in the Dactylitis Severity Score at Week 52
NCT01212770 (56) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Apremilast Exposure Period
NCT01212770 (56) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo-Controlled Phase
NCT01212770 (56) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants With Good or Moderate EULAR Response at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants With an ACR 70 Response at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants With an ACR 70 Response at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants With an ACR 50 Response at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants With an ACR 50 Response at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With an ACR 20 Response at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants With an ACR 20 Response at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants With a Modified PsARC Response at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants With a ACR 70 Response at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants With a ACR 50 Response at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a ≥ 75% Improvement in Psoriasis Area and Severity Index Score (PASI75) at Week 52
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a ≥ 75% Improvement in Psoriasis Area and Severity Index Score (PASI75) at Week 24
NCT01212770 (56) [back to overview]Percentage of Participants Achieving a ≥ 75% Improvement in Psoriasis Area and Severity Index Score (PASI75) at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in the SF-36 Physical Functioning Scale Score at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in the Patient Assessment of Pain at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16
NCT01212770 (56) [back to overview]Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in the CDAI Score at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in the Dactylitis Severity Score at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in the DAS28 at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in the FACIT-Fatigue Scale Score at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 24
NCT01212770 (56) [back to overview]Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52
NCT01212770 (56) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 16
NCT01212770 (56) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 24
NCT01232283 (14) [back to overview]Number of Participants With TEAEs During the Apremilast-Exposure Period Through Week 260
NCT01232283 (14) [back to overview]Change From Baseline in Pruritus Visual Analog Scale (VAS) Score at Week 16
NCT01232283 (14) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAEs) in the Placebo Controlled Phase
NCT01232283 (14) [back to overview]Number of Participants With Psoriasis Flare or Rebound in the Placebo Controlled Phase
NCT01232283 (14) [back to overview]Number of Participants With Psoriasis Flare or Rebound in the Apremilast-Exposure Period
NCT01232283 (14) [back to overview]Time to Loss of Effect (Loss of 50% Improvement in PASI Score Obtained at Week 32 Compared to Baseline) During the Randomized Treatment Withdrawal Phase
NCT01232283 (14) [back to overview]Percentage of Participants Who Achieved Both a 75% Improvement (Response) in the PASI and sPGA Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction at Week 16 From Baseline
NCT01232283 (14) [back to overview]Percentage of Participants Who Achieved at Least a 75% Improvement (Response) in the Psoriasis Area Severity Index (PASI-75) at Week 16 From Baseline
NCT01232283 (14) [back to overview]Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction From Baseline
NCT01232283 (14) [back to overview]Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score (PASI-50) at Week 16 From Baseline
NCT01232283 (14) [back to overview]Percent Change From Baseline in the Psoriasis Area Severity Index (PASI) Score at Week 16
NCT01232283 (14) [back to overview]Percent Change From Baseline in the Affected Body Surface Area (BSA) at Week 16
NCT01232283 (14) [back to overview]Change From Baseline in the Mental Component Summary (MSC) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 at Week 16
NCT01232283 (14) [back to overview]Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the High Sensitivity C-Reactive Protein (CRP) at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the High Sensitivity C-Reactive Protein (CRP) at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the High Sensitivity C-Reactive Protein (CRP) at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Physician Global Assessment of Disease Activity at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Physician Global Assessment of Disease Activity at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Subject Assessment of Pain at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Subject Assessment of Pain at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Subject Assessment of Pain at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Subject Global Assessment of Disease Activity at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Subject Global Assessment of Disease Activity at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Subject Global Assessment of Disease Activity at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Swollen Joint Count at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Swollen Joint Count at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Swollen Joint Count at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Tender Joint Count at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 20% Improvement (ACR 20) Response at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 50% Improvement (ACR 50) Response at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve an Improvement of ≥ 0.22 Units From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 24
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 50% Improvement (ACR 50) Response at Week 24
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 50% Improvement (ACR 50) Response at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 70% Improvement (ACR 70) Response at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 70% Improvement (ACR 70) Response at Week 24
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 70% Improvement (ACR 70) Response at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in Erythrocyte Sedimentation Rate (ESR) at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve the European League Against Rheumatism (EULAR) Response Criteria Using CRP at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve an Improvement of at Least 4 Units From Baseline in the Functional Assessment of Chronic Illness Therapy - Fatigue (FACIT-Fatigue) at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve an Improvement of at Least 4 Units From Baseline in the Functional Assessment of Chronic Illness Therapy -Fatigue (FACIT-Fatigue) at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve an Improvement of ≥ 0.22 Units From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 16
NCT01285310 (60) [back to overview]Change From Baseline in the Clinical Disease Activity Index (CDAI) at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve an Improvement of at Least 4 Units From Baseline in the Functional Assessment of Chronic Illness Therapy -Fatigue (FACIT-Fatigue) at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in Disease Activity Score 28 (DAS28) (Using C-Reactive Protein) (CRP) at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Physician Global Assessment of Disease Activity at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve an Improvement of ≥ 0.22 Units From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 52
NCT01285310 (60) [back to overview]Change From Baseline in the FACIT-Fatigue Scale Score at Week 52
NCT01285310 (60) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16
NCT01285310 (60) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in the Medical Outcome Study Short Form 36-item (SF-36) Physical Functioning Domain at Week 16
NCT01285310 (60) [back to overview]Change From Baseline in the Medical Outcome Study Short Form 36-item (SF-36) Physical Functioning Domain at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in the Medical Outcome Study Short Form 36-item (SF-36) Physical Functioning Domain at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in Erythrocyte Sedimentation Rate (ESR) at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in Erythrocyte Sedimentation Rate (ESR) at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Health Assessment Questionnaire - Disability Index (HAQ-DI) Score at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) Score at Week 16
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Tender Joint Count at Week 52
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) Score at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52
NCT01285310 (60) [back to overview]Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 16
NCT01285310 (60) [back to overview]Change From Baseline in the Clinical Disease Activity Index (CDAI) at Week 16
NCT01285310 (60) [back to overview]Change From Baseline in the Clinical Disease Activity Index (CDAI) at Week 24
NCT01285310 (60) [back to overview]Percentage Change From Baseline in the Tender Joint Count at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in Disease Activity Score 28 (DAS28) Using CRP at Week 24
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve Low Disease Activity or Remission Based on the Clinical Disease Activity Index (CDAI) ≤ 10 at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve Low Disease Activity or Remission Based on the Clinical Disease Activity Index (CDAI) ≤ 10 at Week 24
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve Low Disease Activity or Remission Based on the Clinical Disease Activity Index (CDAI) ≤ 10 at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve the European League Against Rheumatism (EULAR) Response Criteria Using CRP at Week 24
NCT01285310 (60) [back to overview]Percentage of Participants Who Achieve the European League Against Rheumatism (EULAR) Response Criteria Using CRP at Week 52
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 20% Improvement (ACR 20) Response at Week 16
NCT01285310 (60) [back to overview]Percentage of Participants With an American College of Rheumatology 20% Improvement (ACR 20) Response at Week 24
NCT01285310 (60) [back to overview]Change From Baseline in the Disease Activity Score 28 (DAS 28) Using CRP at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in Dactylitis Severity Score at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in Disease Activity Score (DAS 28) at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index [HAQ-DI]) at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in Health Assessment Questionnaire- Disability Index [HAQ-DI]) at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in Participants Assessment of Pain at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in Patient's Assessment of Pain at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in the CDAI Score at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in the Dactylitis Severity Score at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in the DAS28 at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) After 16 Weeks of Treatment
NCT01307423 (53) [back to overview]Change From Baseline in the FACIT-Fatigue Scale Score at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24
NCT01307423 (53) [back to overview]Change From Baseline in the Participants Assessment of Pain Using the Visual Analog Scale at Week 52
NCT01307423 (53) [back to overview]Change From Baseline in the SF-36v2 Physical Functioning Scale Score at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants Achieving a MASES Score of Zero at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With ≥ 20% Improvement in Maastricht Ankylosing Spondylitis Entheses Score at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With a ACR 20 Response at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With a ACR 50 Response at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With a ACR 50 Response at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With a ACR 70 Response at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With a ACR 70 Response at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With a Modified PsARC Response at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With an ACR 20 Response at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With an ACR 50 Response at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With an ACR 70 Response at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With Good or Moderate EULAR Response at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 24
NCT01307423 (53) [back to overview]Percentage of Participants With MASES Improvement ≥ 20% at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With Pre-existing Dactylitis Whose Dactylitis Severity Score Improves From Baseline by ≥ 1 at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With Pre-existing Dactylitis Whose Dactylitis Severity Score Improves From Baseline to 0 at Week 52
NCT01307423 (53) [back to overview]Percentage of Participants With Pre-existing Dactylitis Whose Dactylitis Severity Score Improves to 0 at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With Pre-existing Enthesopathy Whose Maastricht Ankylosing Spondylitis Entheses Score Improves to 0 at Week 16
NCT01307423 (53) [back to overview]Percentage of Participants With Pre-existing Enthesopathy Whose MASES Improves From Baseline to 0 at Week 52
NCT01307423 (53) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Apremilast Exposure Period
NCT01307423 (53) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Placebo Controlled Phase
NCT01307423 (53) [back to overview]Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16
NCT01307423 (53) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 24
NCT01393158 (4) [back to overview]Number of Participants in Each IGA Category
NCT01393158 (4) [back to overview]Change in Pruritus (Visual Analog Scale) Score
NCT01393158 (4) [back to overview]Change in EASI Scores
NCT01393158 (4) [back to overview]Change In DLQI Scores
NCT01561963 (7) [back to overview]Apparent Total Plasma Clearance (CL/F) of Apremilast
NCT01561963 (7) [back to overview]Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT01561963 (7) [back to overview]Apparent Volume of Distribution (Vz/F) of Apremilast
NCT01561963 (7) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC∞) of Apremilast
NCT01561963 (7) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero to the Last Quantifiable Concentration (AUCt) of Apremilast
NCT01561963 (7) [back to overview]Estimate of the Terminal Elimination Half-life (T1/2) of Apremilast in Plasma
NCT01561963 (7) [back to overview]Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast
NCT01583374 (10) [back to overview]Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) at Week 24
NCT01583374 (10) [back to overview]Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) at Week 24
NCT01583374 (10) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo Controlled Phase
NCT01583374 (10) [back to overview]Change From Baseline in the Radiographic Score Using the Modified Stoke Ankylosing Spondylitis Spine Score (m-SASSS) at Week 104 and Week 260
NCT01583374 (10) [back to overview]Percentage of Participants Who Achieved an Assessment of SpondyloArthritis International Society 20 (ASAS) Response at Week 24
NCT01583374 (10) [back to overview]Percentage of Participants Who Achieved an Assessment of SpondyloArthritis International Society 20 (ASAS 20) Response at Week 16
NCT01583374 (10) [back to overview]Change From Baseline in the Physical Component Summary Score (PCS) of Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) at Week 24
NCT01583374 (10) [back to overview]Change From Baseline in the Ankylosing Spondylitis Quality of Life (ASQoL) Summary Score at Week 24
NCT01583374 (10) [back to overview]Change From Baseline in Bath Ankylosing Spondylitis Metrology Index-Linear (BASMI-Linear) at Week 24
NCT01583374 (10) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Apremilast Exposure Period
NCT01634178 (8) [back to overview]Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT01634178 (8) [back to overview]Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast
NCT01634178 (8) [back to overview]Number of Participants With Adverse Events
NCT01634178 (8) [back to overview]Apparent Total Volume of Distribution When Dosed Orally (Vz/F) of Apremilast
NCT01634178 (8) [back to overview]Apparent Total Plasma Clearance When Dosed Orally (CL/F) of Apremilast
NCT01634178 (8) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT01634178 (8) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero to Time of Last Quantifiable Concentration (AUC0-t) of Apremilast
NCT01634178 (8) [back to overview]Estimate of Terminal Elimination Half-life of Apremilast in Plasma (t1/2)
NCT01634191 (15) [back to overview]Apparent Total Volume of Distribution When Dosed Orally (Vz/F) of Apremilast by Sex
NCT01634191 (15) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT01634191 (15) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero to Time of Last Quantifiable Concentration (AUC0-t) of Apremilast
NCT01634191 (15) [back to overview]AUC From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast by Sex
NCT01634191 (15) [back to overview]Estimate of Terminal Elimination Half-life of Apremilast in Plasma by Sex
NCT01634191 (15) [back to overview]Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT01634191 (15) [back to overview]Maximum Observed Plasma Concentration of Apremilast by Sex
NCT01634191 (15) [back to overview]Estimate of Terminal Elimination Half-life of Apremilast in Plasma (t1/2)
NCT01634191 (15) [back to overview]Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast by Sex
NCT01634191 (15) [back to overview]AUC From Time Zero to Time of Last Quantifiable Concentration (AUC0-t) of Apremilast by Sex
NCT01634191 (15) [back to overview]Number of Participants With Adverse Events
NCT01634191 (15) [back to overview]Apparent Total Plasma Clearance When Dosed Orally (CL/F) of Apremilast
NCT01634191 (15) [back to overview]Apparent Total Plasma Clearance When Dosed Orally of Apremilast by Sex
NCT01634191 (15) [back to overview]Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast
NCT01634191 (15) [back to overview]Apparent Total Volume of Distribution When Dosed Orally (Vz/F) of Apremilast
NCT01690299 (12) [back to overview]Percentage of Participants Who Achieved a 75% Improvement (Response) in the Psoriasis Area Severity Index (PASI-75) for the Comparison Between Apremilast and Placebo at Week 16 From Baseline
NCT01690299 (12) [back to overview]Percentage of Participants Who Achieved a 75% Improvement (Response) in the Psoriasis Area and Severity Index (PASI) for the Comparison Between Etanercept 50mg SC QW and Placebo at Week 16
NCT01690299 (12) [back to overview]Percentage of Participants Who Achieved a 50% Improvement (Response) in the Psoriasis Area Severity Index (PASI-50) for Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16
NCT01690299 (12) [back to overview]Percent Change From Baseline in the Affected Body Surface Area (BSA) for Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16
NCT01690299 (12) [back to overview]Change From Baseline in the Mental Component Summary (MCS) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 in Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16
NCT01690299 (12) [back to overview]Psoriasis Flare/Rebound
NCT01690299 (12) [back to overview]Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score In Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16
NCT01690299 (12) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Placebo-Controlled Phase
NCT01690299 (12) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Apremilast-exposure Period
NCT01690299 (12) [back to overview]Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction for Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16
NCT01690299 (12) [back to overview]Psoriasis Flare/Rebound
NCT01690299 (12) [back to overview]Percentage of Participants Who Achieved a Lattice System Physician's Global Assessment (LS-PGA) Score of Clear (0) or Almost Clear at Week 16 in Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16
NCT01925768 (22) [back to overview]Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) Response at Weeks 52 and 104
NCT01925768 (22) [back to overview]Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) Response at Weeks 2, 4, 6, 8, 12 and 20
NCT01925768 (22) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Apremilast-Exposure Period
NCT01925768 (22) [back to overview]Change From Baseline in 36-item SF-36 (V2.0) Physical Functioning Domain Score at Weeks 52 and 104
NCT01925768 (22) [back to overview]Change From Baseline in the Duration of Morning Stiffness at Weeks 52 and 104
NCT01925768 (22) [back to overview]Change From Baseline in the Disease Activity Score (DAS28) at Week 52 and 104
NCT01925768 (22) [back to overview]Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Weeks 52 and 104
NCT01925768 (22) [back to overview]Percentage of Participants With Improved Change in Severity of Morning Stiffness at Week 24
NCT01925768 (22) [back to overview]Percentage of Participants Whose Severity of Morning Stiffness at Week 16 Improved From Baseline
NCT01925768 (22) [back to overview]Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) Response at Week 16
NCT01925768 (22) [back to overview]Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) at Week 24
NCT01925768 (22) [back to overview]Mean Change From Baseline in the Duration of Morning Stiffness at Week 16
NCT01925768 (22) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) During the 24 Week Placebo Controlled Phase
NCT01925768 (22) [back to overview]Change From Baseline in the Duration of Morning Stiffness at Week 24
NCT01925768 (22) [back to overview]Change From Baseline in the Disease Activity Score DAS28 (CRP) at Week 16
NCT01925768 (22) [back to overview]Change From Baseline in the 36-item SF-36 Physical Component Summary Score at Week 24
NCT01925768 (22) [back to overview]Change From Baseline in the 28-Joint Disease Activity Score Using C-reactive Protein as the Acute-Phase Reactant (DAS28 [CRP]) at Week 24
NCT01925768 (22) [back to overview]Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 24
NCT01925768 (22) [back to overview]Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 16
NCT01925768 (22) [back to overview]Change From Baseline in 36-item Short Form Health Survey (SF-36) V 2 Physical Functioning Domain at Week 16
NCT01925768 (22) [back to overview]Percentage of Participants Whose Severity of Morning Stiffness at Week 52 and 104 Improved From Baseline
NCT01925768 (22) [back to overview]Change From Baseline in the Medical Outcomes Short Form Health Survey (SF-36) V2 Physical Function Domain Score at Week 24
NCT01988103 (10) [back to overview]Percent Change From Baseline in the Psoriasis Area and Severity Index (PASI) Score
NCT01988103 (10) [back to overview]Percentage of Participants Who Achieved a 50% Improvement From Baseline (Response) Reduction in the PASI-50 at Week 16
NCT01988103 (10) [back to overview]Percentage of Participants Who Achieved a 75% Improvement (Response) From Baseline in the Psoriasis Area and Severity Index (PASI-75) at Week 16
NCT01988103 (10) [back to overview]Percentage of Participants Who Achieved a Static Physician's Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With at Least 2 Point Reduction From Baseline to Week 16
NCT01988103 (10) [back to overview]Number of Participants With Adverse Events (AE) in the Placebo Controlled Phase
NCT01988103 (10) [back to overview]Number of Participants With Adverse Events (AE) in the During the Apremilast-exposure Period
NCT01988103 (10) [back to overview]Change From Baseline in Mental Component Summary (MCS) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 at Week 16
NCT01988103 (10) [back to overview]Change From Baseline in Pruritus Visual Analogue Scale 100-mm (VAS) at Week 16
NCT01988103 (10) [back to overview]Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at Week 16
NCT01988103 (10) [back to overview]Percent Change From Baseline in the Psoriasis Affected Body Surface Area (BSA) at Week 16
NCT02087943 (6) [back to overview]Number of Participants With TEAEs During the Apremilast Exposure Period
NCT02087943 (6) [back to overview]Percentage Change From Baseline in the Eczema Area and Severity Index (EASI) Score at Week 12.
NCT02087943 (6) [back to overview]Percentage of Participants Who Achieved a Score of 0 (Cleared) or 1 (Almost Cleared) and at Least a 2-point Reduction From Baseline in a Static Physician's Global Assessment of Acute Signs (sPGA-A) at Week 12.
NCT02087943 (6) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo Controlled Period
NCT02087943 (6) [back to overview]Percentage of Participants Who Achieved at Least a 50% Reduction From Baseline in the EASI Score (EASI 50) at Week 12
NCT02087943 (6) [back to overview]The Percentage Change From Baseline in the Average Weekly Pruritus Numerical Rating Scale (NRS) Score at Week 4
NCT02236988 (39) [back to overview]Group 3: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Apparent Total Plasma Clearance (CL/F) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Apparent Total Volume of Distribution (Vz/F) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Half-life of Apremilast in Terminal Phase (T1/2)
NCT02236988 (39) [back to overview]Group 4: Observed Maximum Plasma Concentration (Cmax) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Relative Bioavailability of Apremilast Test Formulations Relative to Reference
NCT02236988 (39) [back to overview]Group 4: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose
NCT02236988 (39) [back to overview]Group 1: Number of Participants With Treatment-emergent Adverse Events
NCT02236988 (39) [back to overview]Group 2: Number of Participants With Treatment-emergent Adverse Events
NCT02236988 (39) [back to overview]Group 3: Number of Participants With Treatment-emergent Adverse Events
NCT02236988 (39) [back to overview]Group 4: Number of Participants With Treatment-emergent Adverse Events
NCT02236988 (39) [back to overview]Group 3: Relative Bioavailability of Apremilast Test Formulations Relative to Reference
NCT02236988 (39) [back to overview]Group 1: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast
NCT02236988 (39) [back to overview]Group 4: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast
NCT02236988 (39) [back to overview]Group 1: Apparent Total Plasma Clearance (CL/F) of Apremilast
NCT02236988 (39) [back to overview]Group 1: Apparent Total Volume of Distribution (Vz/F) of Apremilast
NCT02236988 (39) [back to overview]Group 1: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT02236988 (39) [back to overview]Group 1: Half-life of Apremilast in Terminal Phase (T1/2)
NCT02236988 (39) [back to overview]Group 1: Observed Maximum Plasma Concentration (Cmax) of Apremilast
NCT02236988 (39) [back to overview]Group 1: Relative Bioavailability of Apremilast Test Formulations Relative to Reference
NCT02236988 (39) [back to overview]Group 1: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose
NCT02236988 (39) [back to overview]Group 1: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast
NCT02236988 (39) [back to overview]Group 2: Apparent Total Plasma Clearance (CL/F) of Apremilast
NCT02236988 (39) [back to overview]Group 2: Apparent Total Volume of Distribution (Vz/F) of Apremilast
NCT02236988 (39) [back to overview]Group 2: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT02236988 (39) [back to overview]Group 2: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast
NCT02236988 (39) [back to overview]Group 2: Half-life of Apremilast in Terminal Phase (T1/2)
NCT02236988 (39) [back to overview]Group 2: Observed Maximum Plasma Concentration (Cmax) of Apremilast
NCT02236988 (39) [back to overview]Group 2: Relative Bioavailability of Apremilast Test Formulations Relative to Reference
NCT02236988 (39) [back to overview]Group 2: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose
NCT02236988 (39) [back to overview]Group 2: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast
NCT02236988 (39) [back to overview]Group 3: Apparent Total Plasma Clearance (CL/F) of Apremilast
NCT02236988 (39) [back to overview]Group 3: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT02236988 (39) [back to overview]Group 3: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast
NCT02236988 (39) [back to overview]Group 3: Half-life of Apremilast in Terminal Phase (T1/2)
NCT02236988 (39) [back to overview]Group 3: Observed Maximum Plasma Concentration (Cmax) of Apremilast
NCT02236988 (39) [back to overview]Group 3: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved a Clinical Response by Total Mayo Score and the Reduction in the Rectal Bleeding Subscore at Week 12
NCT02289417 (13) [back to overview]The Number of Participants Who Discontinued Apremilast Due to Treatment Emergent Adverse Events During the Placebo-Controlled Period
NCT02289417 (13) [back to overview]The Number of Participants Who Experienced Treatment Emergent Adverse Events (TEAEs) During the Placebo-Controlled Phase
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved Clinical Response in the Partial Mayo Subscore at Week 8
NCT02289417 (13) [back to overview]The Number of Participants Who Experienced TEAEs During Week 52 to Week 104 (Extension Phase)
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved a Clinical Remission by Total Mayo Score (TMS) at Week 12
NCT02289417 (13) [back to overview]The Number of Participants Who Experienced TEAEs During the Apremilast (APR) Exposure Period (Active Treatment Phase) Through Week 52
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved a Rectal Bleeding Subscore (RBS) of ≤ 1 at Week 12
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved an Endoscopic Remission at Week 12
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved an Endoscopic Response at Week 12
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved Clinical Remission in the Modified Mayo Subscore (MMS) at Week 12
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved Clinical Remission in the Partial Mayo Subscore (PMS) With no Individual Subscore >1 at Week 8
NCT02289417 (13) [back to overview]Percentage of Participants Who Achieved Clinical Response in the Modified Mayo Subscore (MMS) at Week 12
NCT02307513 (18) [back to overview]Percentage of Participants Who Achieved an Oral Ulcer Complete Response (Oral Ulcer-Free) by Week 6 and Remained Oral Ulcer-Free for at Least 6 Additional Weeks
NCT02307513 (18) [back to overview]Number of Oral Ulcers Following Loss of Complete Response Through Week 12
NCT02307513 (18) [back to overview]Change From Baseline in the Total Score of the Static Physician's Global Assessment (PGA) of Skin Lesions of BD at Week 12
NCT02307513 (18) [back to overview]Change From Baseline in Oral Ulcer Pain as Measured by Visual Analog Scale (VAS) at Week 12
NCT02307513 (18) [back to overview]Change From Baseline in Genital Ulcer Pain as Measured by VAS Score at Week 12
NCT02307513 (18) [back to overview]Change From Baseline in Disease Activity as Measured by Behçet's Syndrome Activity Score (BSAS) at Week 12
NCT02307513 (18) [back to overview]Change From Baseline in Disease Activity as Measured by Behçet's Disease Current Activity Form (BDCAF): Patient's Perception of Disease Activity at Week 12
NCT02307513 (18) [back to overview]Change From Baseline in Disease Activity as Measured by Behçet's Disease Current Activity Form (BDCAF): Clinician's Overall Perception of Disease Activity at Week 12
NCT02307513 (18) [back to overview]Time to Oral Ulcer Resolution (Complete Response)
NCT02307513 (18) [back to overview]Change From Baseline in Disease Activity as Measured by Behçet's Disease Current Activity Form (BDCAF): Behçet's Disease Current Activity Index (BDCAI) at Week 12
NCT02307513 (18) [back to overview]Change From Baseline in Behçet's Disease Quality of Life (BD Qol) Scores at Week 12
NCT02307513 (18) [back to overview]Area Under the Curve (AUC) for the Number of Oral Ulcers From Baseline Through Week 12 (AUC W0-12)
NCT02307513 (18) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo-controlled Treatment Period
NCT02307513 (18) [back to overview]Number of Participants With TEAEs During the Apremilast-Exposure Period
NCT02307513 (18) [back to overview]Time to Recurrence of Oral Ulcers Following Loss of Complete Response
NCT02307513 (18) [back to overview]Percentage of Participants With no Oral Ulcers Following a Complete Response
NCT02307513 (18) [back to overview]Percentage of Participants Who Experienced an Oral Ulcer Complete Response at Week 12
NCT02307513 (18) [back to overview]Percentage of Participants Who Experienced a Complete Response For Genital Ulcers at Week 12
NCT02400749 (6) [back to overview]Palmoplantar Psoriasis Area Severity Index (PPPASI)
NCT02400749 (6) [back to overview]Palmoplantar Psoriasis Area Severity Index (PPPASI)
NCT02400749 (6) [back to overview]Palmoplantar Psoriasis Physician Global Assessment (PPPGA)
NCT02400749 (6) [back to overview]Palmoplantar Psoriasis Surface Area (PPPSA)
NCT02400749 (6) [back to overview]Palmoplantar Pustulosis Physician Global Assessment (PPPGA) of 0 or 1
NCT02400749 (6) [back to overview]Palmoplantar Psoriasis Physician Global Assessment (PPPGA) of 0 or 1
NCT02412644 (4) [back to overview]Number of Subjects Achieving Psoriasis Area Severity Index Score 90 at Week 36
NCT02412644 (4) [back to overview]Number of Participants Maintaining Psoriasis Area Severity Index Score (PASI) 75 at Week 36
NCT02412644 (4) [back to overview]Number of Subjects Achieving Physician Global Assessment Score of 0 or 1 at Week 36
NCT02412644 (4) [back to overview]Number of Subjects Achieving Psoriasis Area Severity Index Score (PASI) 75 Response at Week 12
NCT02425826 (15) [back to overview]Number of Participants Who Experienced Treatment-emergent Adverse Events (TEAEs) During the Apremilast-Exposure Phase
NCT02425826 (15) [back to overview]Percentage of Participants With Scalp Psoriasis Who Were Initially Randomized to Apremilast and Maintained the Scalp Physician's Global Assessment (ScPGA) Response From Week 16 to Week 52.
NCT02425826 (15) [back to overview]Treatment Satisfaction Questionnaire for Medication (TSQM) Version II at Week 16
NCT02425826 (15) [back to overview]Treatment Satisfaction Questionnaire for Medication (TSQM) Version II at Week 52
NCT02425826 (15) [back to overview]Mean Percentage Change From Baseline in the Product of BSA (%) and the sPGA Which is Considered as the Total Psoriasis Severity Index at Week 16
NCT02425826 (15) [back to overview]Percentage of Participants Who Achieved at Least a 75% Improvement (Response) in the Psoriasis Area and Severity Index (PASI)-75 From Baseline at Week 16
NCT02425826 (15) [back to overview]Mean Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at Week 16
NCT02425826 (15) [back to overview]Mean Percentage Change From Baseline in Psoriasis Area Severity Index Score (PASI) at Week 16
NCT02425826 (15) [back to overview]Mean Percentage Change From Baseline in the Product of BSA (%) x sPGA at Week 52
NCT02425826 (15) [back to overview]Percentage of Participants Who Achieved a Clear (0) or Very Mild (1) on Patient Global Assessment (PtGA) Scale at Week 16 From Baseline
NCT02425826 (15) [back to overview]Percentage of Participants Who Achieved a sPGA Score of Clear (0) or Almost Clear (1) at Week 16 From Baseline
NCT02425826 (15) [back to overview]Number of Participants Who Experienced Treatment-Emergent Adverse Events (TEAEs) During the Placebo Controlled Phase
NCT02425826 (15) [back to overview]Percentage of Participants Who Achieved at Least a 50% Improvement (Response) in the Psoriasis Area and Severity Index (PASI)-50 From Baseline at Week 16.
NCT02425826 (15) [back to overview]Percentage of Participants With Scalp Psoriasis Who Achieved a Clear (0) or Minimal (1) on Scalp Physician's Global Assessment (ScPGA) Scale at Week 16.
NCT02425826 (15) [back to overview]Mean Change From Baseline in Pruritus Visual Analog Scale (VAS)
NCT02576678 (8) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAEs)
NCT02576678 (8) [back to overview]Terminal Phase Elimination Half-Life
NCT02576678 (8) [back to overview]Time to Maximum Plasma Concentration (Tmax) of Apremilast
NCT02576678 (8) [back to overview]Apparent Total Plasma Clearance When Dosed Orally (CL/F) for Apremilast
NCT02576678 (8) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measurable Concentration of Apremilast (AUC0-t)
NCT02576678 (8) [back to overview]Area Under the Plasma Concentration-time Curve From Time Zero to 12 Hours Post Dose of Apremilast (AUC0-12)
NCT02576678 (8) [back to overview]Apparent Total Volume of Distribution When Dosed Orally, Based on Study-State (Vss/F) or in the Terminal Phase (Vz/F)
NCT02576678 (8) [back to overview]Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT02641353 (10) [back to overview]Area Under the Concentration-time Curve From Time Zero to Infinity (AUC0-∞) for Apremilast
NCT02641353 (10) [back to overview]Area Under the Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) for Apremilast
NCT02641353 (10) [back to overview]Lag Time (Tlag) of Apremilast
NCT02641353 (10) [back to overview]Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT02641353 (10) [back to overview]Terminal Elimination Half-life (T1/2) of Apremilast
NCT02641353 (10) [back to overview]Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast
NCT02641353 (10) [back to overview]Number of Participants With Treatment-emergent Adverse Events
NCT02641353 (10) [back to overview]Apparent Volume of Distribution of Apremilast During the Terminal Phase (Vz/F)
NCT02641353 (10) [back to overview]Apparent Clearance of Apremilast From Plasma After Extravascular Administration (CL/F)
NCT02641353 (10) [back to overview]Relative Bioavailability (F) of Apremilast Oral Suspension Formulation
NCT02684123 (9) [back to overview]Phase 2: Change in AASIS
NCT02684123 (9) [back to overview]Phase 2: Number of Patients Achieving aaPGA Score of 3 or Above
NCT02684123 (9) [back to overview]Phase 2: Semiquantitative Score
NCT02684123 (9) [back to overview]Phase 2: Semiquantitative Score
NCT02684123 (9) [back to overview]Phase 2: AA-QoL
NCT02684123 (9) [back to overview]Number of Patients With SALT50
NCT02684123 (9) [back to overview]Mean Change in SALT Score
NCT02684123 (9) [back to overview]Phase 2: AA-QoL
NCT02684123 (9) [back to overview]Phase 2: Change in AASIS
NCT02777554 (6) [back to overview]Part 2: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Observable Concentration (AUC0-t) of Apremilast
NCT02777554 (6) [back to overview]Part 2: Peak Maximum Plasma Concentration (Cmax) of Apremilast
NCT02777554 (6) [back to overview]Number of Participants With Treatment-emergent Adverse Events
NCT02777554 (6) [back to overview]Part 1: Area Under the Concentration-time Curve From Time Zero to 24 Hours Postdose (AUC0-24) of Apremilast
NCT02777554 (6) [back to overview]Part 1: Peak Maximum Plasma Concentration (Cmax) of Apremilast
NCT02777554 (6) [back to overview]Part 2: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast
NCT02802735 (15) [back to overview]Number of Participants With Treatment-emergent Adverse Events (AEs)
NCT02802735 (15) [back to overview]Part 2: Area Under the Plasma Concentration-time Curve During a Dosage Interval (AUCτ) for Apremilast
NCT02802735 (15) [back to overview]Part 2: Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT02802735 (15) [back to overview]Part 1: Area Under the Plasma Concentration-time Curve From Time Zero to Infinity (AUCinf) for Apremilast
NCT02802735 (15) [back to overview]Part 1: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) for Apremilast
NCT02802735 (15) [back to overview]Part 1: Maximum Observed Plasma Concentration (Cmax) of Apremilast
NCT02802735 (15) [back to overview]Part 1: Terminal Elimination Half-life (T1/2) for Apremilast
NCT02802735 (15) [back to overview]Part 1: Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast
NCT02802735 (15) [back to overview]Part 2: Apparent Clearance of Apremilast From Plasma After Extravascular Administration (CL/F)
NCT02802735 (15) [back to overview]Part 2: Apparent Volume of Distribution of Apremilast During the Terminal Phase (Vz/F)
NCT02802735 (15) [back to overview]Part 2: Ratio of Accumulation
NCT02802735 (15) [back to overview]Part 2: Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast
NCT02802735 (15) [back to overview]Part 2: Terminal Elimination Half-life (T1/2) for Apremilast
NCT02802735 (15) [back to overview]Part 1: Apparent Clearance of Apremilast From Plasma After Extravascular Administration (CL/F)
NCT02802735 (15) [back to overview]Part 1: Apparent Volume of Distribution of Apremilast During the Terminal Phase (Vz/F)
NCT03000309 (17) [back to overview]Mean Change in Pruritus Scores
NCT03000309 (17) [back to overview]Mean Change in Product of BSA (Body Surface Affected by Psoriasis) and sPGA (Static Physician Global Assessment) From Baseline to Week 16
NCT03000309 (17) [back to overview]Mean Change in DLQI
NCT03000309 (17) [back to overview]Mean Change in DLQI
NCT03000309 (17) [back to overview]Mean Change in BSA
NCT03000309 (17) [back to overview]Mean Change in BSA
NCT03000309 (17) [back to overview]% of Patients Achieving Clear or Almost Clear on the PtGA
NCT03000309 (17) [back to overview]% of Patients Achieving Clear or Almost Clear on the PtGA
NCT03000309 (17) [back to overview]Mean Change in Pruritus Scores
NCT03000309 (17) [back to overview]Percent Change in BSA
NCT03000309 (17) [back to overview]Percent Change in BSA
NCT03000309 (17) [back to overview]Percent Change in Product of BSA and sPGA
NCT03000309 (17) [back to overview]Percent Change in Product of BSA and sPGA
NCT03000309 (17) [back to overview]Proportion of Patients Who Achieve PASI 50
NCT03000309 (17) [back to overview]Proportion of Patients Who Achieve PASI 50
NCT03000309 (17) [back to overview]Proportion of Patients Who Achieve PASI 75
NCT03000309 (17) [back to overview]Proportion of Patients Who Achieve PASI 75
NCT03022617 (1) [back to overview]Mean Percent Change of mNAPSI (Modified Nail Area Psoriasis Severity Index) at Week 36 Compared to Baseline for All Nails.
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HDL-C
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): GlycA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Glucose
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Fetuin A
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Ferritin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): DRI
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): CRP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Citrate
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Cholesterol Efflux Capacity
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Beta Hydroxybutyrate
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): BCAA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): ApoB
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): ApoA1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Alanine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Adiponectin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Acetone
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Acetoacetic Acid
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: VS-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: VLDL-Z
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: VLDL-Triglycerides (TG)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: VL-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Very Low-density Lipoprotein (VLDL)-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Very Large (VL)-LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Vascular Cell Adhesion Molecule (VCAM)-1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Valine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Tumor Necrosis Factor (TNF)-Alpha
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: TRLTG
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Triglyceride
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Total Cholesterol
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Small (S)-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Serum Amyloid-A (SAA)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: S-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: S-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: S-LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Monocyte Chemoattractant Protein (MCP)-1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Medium (M)-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: M-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: M-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Low-density Lipoprotein (LDL)-C
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: LM-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Lipoprotein Insulin Resistance Index (LP-IR)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Leucine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Leptin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: LDL-Z
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Large and Medium (LM)-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Large (L)-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: L-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: L-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: L-LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Ketone Bodies
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Intermediate-density Lipoprotein (IDL)-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Interleukin (IL)-1b
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Interferon (IFN)-Gamma
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Intercellular Adhesion Molecule (ICAM)-1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Insulin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: IL2RA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-9
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-8
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-6
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-17A
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-10
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Homeostasis Model Assessment of Insulin Resistance (HOMA-IR)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: High-density Lipoprotein (HDL) - Cholesterol (C)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: HDL-Particle Size (Z)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: HDL-Particle Number (P)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: GlycA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Glucose
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Fetuin A
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Ferritin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Diabetes Risk Index (DRI)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Citrate
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Cholesterol Efflux Capacity
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: C Reactive Protein (CRP)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Beta Hydroxybutyrate
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: BCAA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Apolipoprotein B (ApoB)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Apolipoprotein A1 (ApoA1)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Alanine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Adiponectin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Acetone
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Acetoacetic Acid
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: (Triglyceride-Rich Lipoprotein) TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: (Triglyceride-Rich Lipoprotein Cholesterol) TRLC
NCT03082729 (145) [back to overview]Changes in Patient Reported Outcomes: Pruritis by Visual Analog Scales (VAS)
NCT03082729 (145) [back to overview]Changes in Physician Reported Outcomes: Physician Global Assessment (PGA)
NCT03082729 (145) [back to overview]Changes in Physician Reported Outcomes: Psoriasis Area and Severity Index (PASI)
NCT03082729 (145) [back to overview]Change in Vascular Inflammation of the Five Aortic Segments as Measured by FDG-PET/CT Between Week 52, 16, and Baseline.
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Valine
NCT03082729 (145) [back to overview]Changes in Body Composition as Measured by FDG-PET/CT Between Week 52 and and Earlier Time Points (Baseline and Week 16): Visceral Adipose Tissue
NCT03082729 (145) [back to overview]Changes in Body Composition as Measured by FDG-PET/CT Between Week 52 and and Earlier Time Points (Baseline and Week 16): Subcutaneous Adipose Tissue
NCT03082729 (145) [back to overview]Change in Total Vascular Inflammation of the Aorta as Measured by FDG-PET/CT Between Week 52 and Earlier Time Points.
NCT03082729 (145) [back to overview]Change in Total Vascular Inflammation of the Aorta as Measured by FDG-PET/CT Between Baseline and Week 16.
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Baseline and Week 16: Isoleucine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-6
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-1b
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-17A
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-10
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IFN-gamma
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): ICAM-1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HOMA-IR
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HDL-Z
NCT03082729 (145) [back to overview]Changes in Patient Reported Outcomes: Dermatology Life Quality Index (DLQI)
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VS-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VLDL-Z
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VLDL-TG
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VL-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VL-LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VCAM-1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TRLTG
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TRLC
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Triglyceride
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Total Cholesterol
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TNF-alpha
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): SAA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): MCP-1
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): M-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): M-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): M-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LP-IR
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LM-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LM-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Leucine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Leptin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LDL-Z
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LDL-C
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-VLDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-TRLP
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-HDL-P
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Ketone Bodies
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Isoleucine
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Insulin
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL2RA
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-9
NCT03082729 (145) [back to overview]Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-8
NCT03123471 (9) [back to overview]Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch NRS Score by Visit in the Placebo-Controlled Phase
NCT03123471 (9) [back to overview]Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch NRS Score by Visit in the Placebo-Controlled Phase
NCT03123471 (9) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Extension Phase
NCT03123471 (9) [back to overview]Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Exposure Period
NCT03123471 (9) [back to overview]Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Placebo-Controlled Phase
NCT03123471 (9) [back to overview]Percentage of Participants With Scalp Physician Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) With at Least a 2-Point Reduction From Baseline
NCT03123471 (9) [back to overview]Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch Numeric Rating Score at Week 16
NCT03123471 (9) [back to overview]Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch Numeric Rating Score (NRS) at Week 16
NCT03123471 (9) [back to overview]Change From Baseline in Dermatological Life Quality Index (DLQI) Total Score at Week 16
NCT03175549 (2) [back to overview]Drinking
NCT03175549 (2) [back to overview]Craving to Drink
NCT03239106 (4) [back to overview]DLQI at Screening, Baseline, and Weeks 2,4,8,12,16 and 18
NCT03239106 (4) [back to overview]Absolute NRS Itch Score at Week 16 (End of Treatment)
NCT03239106 (4) [back to overview]Absolute DLQI at Week 16
NCT03239106 (4) [back to overview]NRS at Screening, Baseline and Weeks 2,4,8,12,16,and 18
NCT03442088 (5) [back to overview]Change in Serum Myeloperoxidase
NCT03442088 (5) [back to overview]Change in IL-17
NCT03442088 (5) [back to overview]Change in Tissue Factor
NCT03442088 (5) [back to overview]Change in TNF Alpha
NCT03442088 (5) [back to overview]The Primary Outcome Measure Will be to Evaluate Change in Aberrant Inflammatory Profiles of Activated Blood Monocytes (Aberrant-monocyte Endotype Patients (AM-endotype).
NCT03521687 (7) [back to overview]Mean Change in CCCA Investigator Global Severity Score (IGSS)
NCT03521687 (7) [back to overview]Mean Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score
NCT03521687 (7) [back to overview]Change in Subject Rating of Symptom Severity Questionnaire (NRS)
NCT03521687 (7) [back to overview]Mean Change in Physician Global Assessment of Improvement (PGA-I)
NCT03521687 (7) [back to overview]Mean Change in Subject Visual Analog Scale (VAS) of Hair Loss Severity
NCT03521687 (7) [back to overview]Mean Change in Subject Global Assessment of Improvement
NCT03521687 (7) [back to overview]Mean Change in Central Hair Loss Grade (CHLG)
NCT03529955 (7) [back to overview]An Additional Endpoint is to Assess the Gene Expression Profiling and Immunohistochemistry Analysis Change on Skin Biopsies at 3 Months Compared to Baseline.
NCT03529955 (7) [back to overview]An Additional Endpoint is to Assess the Immunohistochemistry Analysis Change on Skin Biopsies at 3 Months Compared to Baseline.
NCT03529955 (7) [back to overview]The Primary Endpoint Analysis Would be Overall Response Rate Measured by the Number of Participants Experiencing at Least 4 Points Decrease in CDASI Activity Score at 3 Months.
NCT03529955 (7) [back to overview]An Additional Endpoint Analysis Would Assess the MMT-8 Score in Patients With Muscle Disease as Measured at 3 and 6 Months Compared to Baseline.
NCT03529955 (7) [back to overview]An Additional Secondary Endpoint Analysis Would Assess Quality of Life as Measured at 3 Months Compared to Quality of Life Measured at 6 Months
NCT03529955 (7) [back to overview]An Additional Secondary Endpoint Analysis Would be Durability of Response Measured Participants CDASI Activity Score or Change in Their CDASI Activity Score at 6 Months Compared to 3 Months.
NCT03529955 (7) [back to overview]2. The Secondary Endpoint Analysis Would be Safety as Measured by the Number of Participants Experiencing Adverse Events and Serious Adverse Events Occurring During 6 Months of Therapy and 1 Month Follow up.
NCT03611751 (17) [back to overview]Time to Relapse Until Week 52 Among Week 24 PASI 75 Responders
NCT03611751 (17) [back to overview]The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (PASI 90)
NCT03611751 (17) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (PASI 75)
NCT03611751 (17) [back to overview]Change From Baseline in Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score at Week 16
NCT03611751 (17) [back to overview]The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (sPGA 0/1)
NCT03611751 (17) [back to overview]Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score of 0 at Week 16
NCT03611751 (17) [back to overview]The Number of Participants Who Achieve a 100% Improvement From Baseline in the Psoriasis Area and Severity Index Score at Week 16 (PASI 100)
NCT03611751 (17) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremalist at Week 24 (PASI 75)
NCT03611751 (17) [back to overview]The Number of Participants With a Static Physician Global Assessment Score of 0 at Week 16 (sPGA 0)
NCT03611751 (17) [back to overview]The Number of Participants With a Static Physician Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (sPGA 0/1)
NCT03611751 (17) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PASI 75)
NCT03611751 (17) [back to overview]The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index Score at Week 16 (PASI 90)
NCT03611751 (17) [back to overview]The Number of Participants With a Dermatology Life Quality Index (DLQI) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (DLQI 0/1)
NCT03611751 (17) [back to overview]The Number of Participants With a Palmoplantar Physician's Global Assessment (Pp-PGA) Score of 0 or 1 at Week 16 (Pp-PGA 0/1)
NCT03611751 (17) [back to overview]The Number of Participants With a Physician Global Assessment- Fingernails (PGA-F) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PGA-F 0/1)
NCT03611751 (17) [back to overview]The Number of Participants With a Scalp Specific Physician's Global Assessment (Ss-PGA) Score 0 or 1 at Week 16 (Ss-PGA 0/1)
NCT03611751 (17) [back to overview]The Number of Participants With a Static Physician Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremalist at Week 24 (sPGA 0/1)
NCT03624127 (18) [back to overview]The Number of Participants With a Static Physician's Global Assessment Score of 0 at Week 16 (sPGA 0)
NCT03624127 (18) [back to overview]The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (sPGA 0/1)
NCT03624127 (18) [back to overview]The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 52 and at Week 24 (sPGA 0/1)
NCT03624127 (18) [back to overview]The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (sPGA 0/1)
NCT03624127 (18) [back to overview]The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (sPGA 0/1)
NCT03624127 (18) [back to overview]The Number of Participants With a Scalp Specific Physician's Global Assessment (Ss-PGA) Score 0 or 1 at Week 16 (Ss-PGA 0/1)
NCT03624127 (18) [back to overview]The Number of Participants With a Dermatology Life Quality Index (DLQI) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (DLQI 0/1)
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 52 and at Week 24 (PASI 90)
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (PASI 90)
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 100% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PASI 100)
NCT03624127 (18) [back to overview]Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score 0 at Week 16
NCT03624127 (18) [back to overview]Number of Participants With a Physician's Global Assessment-Fingernails (PGA-F) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score at Week 16 (PASI 90)
NCT03624127 (18) [back to overview]Change From Baseline in Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 16
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 52 and at Week 24 (PASI 75)
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (PASI 75)
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PASI 75)
NCT03624127 (18) [back to overview]The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (PASI 75)
NCT03690544 (6) [back to overview]Duration of the Remission Period Between Ulcer Episodes
NCT03690544 (6) [back to overview]Duration of RAS Lesions
NCT03690544 (6) [back to overview]Discontinuation of Study Participants
NCT03690544 (6) [back to overview]Adverse Events
NCT03690544 (6) [back to overview]Change in Number of RAS Lesions
NCT03690544 (6) [back to overview]Change in Visual Analog Scale Pain Score (VAS) From Baseline to 16 Weeks and Baseline to 24 Weeks.
NCT03701763 (30) [back to overview]Mean Body Mass Index (BMI) of Participants During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Mean BMI of Participants During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Percentage of Participants With a Static Physician Global Assessment (sPGA) Response at Week 16
NCT03701763 (30) [back to overview]Percentage of Participants Who Achieved At Least 75% Reduction in Psoriasis Area Severity Index (PASI-75) From Baseline at Week 16
NCT03701763 (30) [back to overview]Percentage of Participants Who Achieved At Least 50% Reduction in Psoriasis Area Severity Index (PASI-50) From Baseline at Week 16
NCT03701763 (30) [back to overview]Percentage of Participants Who Achieved a Children's Dermatology Life Quality Index (CDLQI) Score of 0 or 1 at Week 16
NCT03701763 (30) [back to overview]Percentage Change From Baseline in Total PASI Score at Week 16
NCT03701763 (30) [back to overview]Percentage Change From Baseline in Body Surface Area (BSA) Affected by Psoriasis at Week 16
NCT03701763 (30) [back to overview]Number of Participants With Suicidal Ideation or Behavior Per the Columbia-Suicide Severity Rating Scale (C-SSRS) During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants With Suicidal Ideation or Behavior Per the C-SSRS During the Apremilast-extension Phase
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a Treatment-related Adverse Event (TRAE) During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a Treatment-emergent Serious Adverse Event (TESAE) During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a Treatment-emergent Adverse Event (TEAE) During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a TRAE During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a TESAE During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a TEAE During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a Psoriasis Flare During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a Psoriasis Flare During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Change From Baseline in CDLQI Score at Week 16
NCT03701763 (30) [back to overview]Number of Participants Who Experienced a Psoriasis Rebound
NCT03701763 (30) [back to overview]Number of Participants With Diarrhea Symptoms During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants With Diarrhea Symptoms During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Number of Male Participants at Stage I-V of Sexual Development Per Tanner Staging of Sexual Development
NCT03701763 (30) [back to overview]Number of Female Participants at Stage I-V of Sexual Development Per Tanner Staging of Sexual Development
NCT03701763 (30) [back to overview]Number of Participants With Diarrhea During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Number of Participants With Diarrhea During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Mean Height of Participants During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Mean Height of Participants During the Apremilast Exposure Period
NCT03701763 (30) [back to overview]Mean Body Weight of Participants During the Placebo-controlled Phase
NCT03701763 (30) [back to overview]Mean Body Weight of Participants During the Apremilast Exposure Period
NCT03721172 (9) [back to overview]Percentage of Participants With a Scalp Physician Global Assessment (ScPGA) Response at Week 16 Among Participants With Baseline scPGA Score ≥ 2 at Week 16
NCT03721172 (9) [back to overview]Percentage of Participants With a Static Physician Global Assessment (sPGA) Response at Week 16 During the Placebo-Controlled Phase
NCT03721172 (9) [back to overview]Number of Participants With Treatment-emergent Adverse Events (TEAEs)
NCT03721172 (9) [back to overview]Percentage of Participants With ≥ 4-point Reduction From Baseline in Whole Body Itch Numeric Rating Scale (NRS) Score at Week 16 Who Had Baseline Whole Body Itch NRS ≥ 4
NCT03721172 (9) [back to overview]Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score at Week 16
NCT03721172 (9) [back to overview]Change From Baseline in Percentage of Affected BSA at Week 16
NCT03721172 (9) [back to overview]Change From Baseline in Total Psoriasis Area Severity Index (PASI) Score at Week 16
NCT03721172 (9) [back to overview]Percentage of Participants Who Achieved BSA ≤ 3% for Participants With Baseline Affected BSA > 3% at Week 16
NCT03721172 (9) [back to overview]Percentage of Participants With a ≥ 75 Percent (%) Improvement From Baseline in Affected Body Surface Area (BSA) at Week 16
NCT03774875 (38) [back to overview]Percent Change From Baseline in EQ-5D Index Score at Week 52
NCT03774875 (38) [back to overview]Percent Change From Baseline in EQ-5D VAS Score at Week 52
NCT03774875 (38) [back to overview]Percent Change From Baseline in European Quality of Life 5-Dimension (EQ-5D) VAS Score at Week 16
NCT03774875 (38) [back to overview]Percentage of Participants Who Achieved a Patient Benefit Index (PBI) Global Score of ≥ 1 at Week 16
NCT03774875 (38) [back to overview]Percentage of Participants Who Achieved a Psoriasis Area Severity Index (PASI) Score < 3 at Week 16
NCT03774875 (38) [back to overview]Change From Baseline in Blood Pressure at End of Apremilast Extension Period
NCT03774875 (38) [back to overview]Change From Baseline in Blood Pressure During the Placebo-controlled Period
NCT03774875 (38) [back to overview]Change From Baseline in Body Weight During the Placebo-controlled Period
NCT03774875 (38) [back to overview]Change From Baseline in DLQI at Weeks 32 and 52
NCT03774875 (38) [back to overview]Change From Baseline in Itch NRS Score at Weeks 32 and 52
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 52: Percentage Overall Work Impairment
NCT03774875 (38) [back to overview]Change From Baseline in Skin Discomfort/Pain VAS at Weeks 32 and 52
NCT03774875 (38) [back to overview]Change From Baseline in Waist Circumference During the Placebo-controlled Period
NCT03774875 (38) [back to overview]Number of Participants With Marked Laboratory Abnormalities During Apremilast Treatment
NCT03774875 (38) [back to overview]Number of Participants With Marked Laboratory Abnormalities During the Placebo-controlled Period
NCT03774875 (38) [back to overview]Number of Participants With TEAEs During Apremilast Treatment
NCT03774875 (38) [back to overview]Number of Participants With Treatment-emergent Adverse Events (TEAEs) During the Placebo-controlled Period
NCT03774875 (38) [back to overview]Percent Change From Baseline in BSA Affected by Psoriasis at Weeks 32 and 52
NCT03774875 (38) [back to overview]Percentage of Participants Who Achieved a ≥ 4-point Reduction From Baseline in Dermatology Life Quality Index (DLQI) at Week 16
NCT03774875 (38) [back to overview]Percentage of Participants Who Achieved a ≥ 4-point Reduction From Baseline in DLQI at Weeks 32 and 52
NCT03774875 (38) [back to overview]Percentage of Participants Who Achieved a PASI Score < 3 at Weeks 32 and 52
NCT03774875 (38) [back to overview]Percentage of Participants Who Achieved a PBI Score of ≥ 1 at Weeks 32 and 52
NCT03774875 (38) [back to overview]Percent Change From Baseline in Body Surface Area (BSA) Affected by Psoriasis at Week 16
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 52: Percentage Work Time Missed
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 52: Percentage Work Impairment
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 52: Percentage Activity Impairment
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 16: Percentage Work Impairment
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 16: Percentage Overall Work Impairment
NCT03774875 (38) [back to overview]Change From Baseline in WPAI: PSO at Week 16: Percentage Activity Impairment
NCT03774875 (38) [back to overview]Change From Baseline in Work Productivity and Activity Impairment Questionnaire: Psoriasis (WPAI: PSO) at Week 16: Percentage Work Time Missed
NCT03774875 (38) [back to overview]Change From Baseline in Waist Circumference at End of Apremilast Extension Period
NCT03774875 (38) [back to overview]Change From Baseline in Skin Discomfort/Pain Visual Analog Scale (VAS) at Week 16
NCT03774875 (38) [back to overview]Change From Baseline in Pulse Rate at End of Apremilast Extension Period
NCT03774875 (38) [back to overview]Change From Baseline in Pulse Rate During the Placebo-controlled Period
NCT03774875 (38) [back to overview]Change From Baseline in DLQI at Week 16
NCT03774875 (38) [back to overview]Change From Baseline in Body Weight at End of Apremilast Extension Period
NCT03774875 (38) [back to overview]Change From Baseline in Itch Numeric Rating Scale (NRS) Score at Week 16
NCT03774875 (38) [back to overview]Percent Change From Baseline in EQ-5D Index Score at Week 16
NCT03777436 (6) [back to overview]Percentage of Participants With a Modified sPGA-G Response at Week 16
NCT03777436 (6) [back to overview]Percentage of Participants With a Static Physician Global Assessment (sPGA) Response at Week 16
NCT03777436 (6) [back to overview]Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 16
NCT03777436 (6) [back to overview]Change From Baseline in Affected Body Surface Area (BSA) at Week 16
NCT03777436 (6) [back to overview]Percentage of Participants With a Genital Psoriasis Itch Numeric Rating Scale (GPI-NRS) Response at Week 16
NCT03777436 (6) [back to overview]Change From Baseline in Genital Psoriasis Symptoms Scale (GPSS) Total Score at Week 16
NCT03783026 (31) [back to overview]Change From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Evaluator's Global Assessment of Disease Activity at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Composite Score of BME and Synovitis Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Clinical Disease Activity Index for Psoriatic Arthritis (c-DAPSA) Score at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Tenosynovitis Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Tender Joint Count (TJC) at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Synovitis Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Swollen Joint Count (SJC) at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Periarticular Inflammation Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Leeds Dactylitis Index (LDI) at Weeks 24 and 48 in Participants With Pre-existing Dactylitis
NCT03783026 (31) [back to overview]Change From Baseline in the Psoriatic Arthritis Disease Activity Score (PASDAS) at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Psoriatic Arthritis Impact of Disease 12 Domain Questionnaire (PsAID-12) at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Subject's Assessment of Pain at Weeks 24 and 48
NCT03783026 (31) [back to overview]Percentage of Participants With Baseline Dactylitis Whose Dactylitis Count Improved to 0 at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Patient's Global Assessment of Disease Activity at Weeks 24 and 48
NCT03783026 (31) [back to overview]Number of Participants With Treatment-emergent Adverse Events (TEAEs)
NCT03783026 (31) [back to overview]Change From Baseline in Whole Body MRI (WB-MRI) Peripheral Enthesitis Inflammation Index at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Bone Marrow Edema Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Bone Erosion Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Spondyloarthritis Research Consortium of Canada (SPARCC) Enthesitis Index at Weeks 24 and 48 in Participants With Pre-existing Enthesopathy
NCT03783026 (31) [back to overview]Change From Baseline in the Composite Score of BME, Synovitis, and Tenosynovitis Assessed by PsAMRIS at Week 48
NCT03783026 (31) [back to overview]Change From Baseline in the Composite Score of BME, Synovitis, and Tenosynovitis Assessed by PsAMRIS at Week 24
NCT03783026 (31) [back to overview]Change From Baseline in the WB-MRI Total Peripheral Inflammation Index at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the WB-MRI Peripheral Joints Inflammation Index at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the Leeds Enthesitis Index (LEI) at Weeks 24 and 48 in Participants With Pre-existing Enthesopathy
NCT03783026 (31) [back to overview]Change From Baseline in the PsAMRIS Total Damage Score at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in the PsAMRIS Total Inflammation Score at Weeks 24 and 48
NCT03783026 (31) [back to overview]Change From Baseline in Bone Proliferation Assessed by PsAMRIS at Weeks 24 and 48
NCT03783026 (31) [back to overview]Percentage of Participants With Baseline SPARCC Enthesitis Whose Enthesitis Improved to 0 at Weeks 24 and 48
NCT03783026 (31) [back to overview]Percentage of Participants With Baseline LEI Enthesitis Whose Enthesitis Improved to 0 at Weeks 24 and 48
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved ≥ 75% Reduction From Baseline in PASI Score (PASI-75)
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved a ≥ 50% Reduction From Baseline in NAPSI Score (NAPSI-50) at Weeks 16 and 32 Among Participants With NAPSI ≥ 1 at Baseline
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved a Patient Benefit Index (PBI) Score ≥ 1 at Weeks 16 and 32
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved a Scalp Physicians Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) at Weeks 16 and 32
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved an sPGA Score of Clear (0) or Almost Clear (1) at Week 16
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved an sPGA Score of Clear (0) or Almost Clear (1) at Week 32
NCT03930186 (14) [back to overview]Change From Baseline in Dermatology Life Quality Index (DLQI) at Weeks 16 and 32
NCT03930186 (14) [back to overview]Change From Baseline in Percentage of BSA Affected by Psoriasis at Weeks 16 and 32
NCT03930186 (14) [back to overview]Mean Change From Baseline in Shiratori's Pruritus Severity Score at Weeks 2, 16, and 32
NCT03930186 (14) [back to overview]Treatment Satisfaction Questionnaire for Medication (TSQM) Sub-domain Scores
NCT03930186 (14) [back to overview]Number of Participants With Treatment-emergent Adverse Events (TEAEs)
NCT03930186 (14) [back to overview]Percent Change From Baseline in Pruritus Visual Analog Scale (VAS) at Weeks 2, 16, and 32
NCT03930186 (14) [back to overview]Percent Change From Baseline in Psoriasis Area and Severity Index (PASI) Score at Weeks 16 and 32
NCT03930186 (14) [back to overview]Percentage of Participants Who Achieved ≥ 50% Reduction From Baseline in PASI Score (PASI-50)
NCT04057937 (12) [back to overview]Percentage of Participants Who Achieve a PPPASI-50 at Week 16
NCT04057937 (12) [back to overview]Percentage of Participants Who Achieve a PPPASI-75 at Each Visit in Placebo-controlled Phase
NCT04057937 (12) [back to overview]Area Under the Curve (AUC) of PPPASI Total Score From Baseline Through Week 16
NCT04057937 (12) [back to overview]AUC for PPSI Total Score From Baseline Through Week 16
NCT04057937 (12) [back to overview]Change From Baseline in PPPASI Total Score at Week 16
NCT04057937 (12) [back to overview]Change From Baseline in PPSI Total Score at Week 16
NCT04057937 (12) [back to overview]Percentage of Participants Who Achieve a PPPASI-50 at All Other Visits in Placebo-controlled Phase
NCT04057937 (12) [back to overview]Change From Baseline in Participant VAS Assessment for PPP Symptoms
NCT04057937 (12) [back to overview]Percent Change From Baseline in PPPASI Total Score by Visit in Placebo-controlled Phase .
NCT04057937 (12) [back to overview]Percent Change From Baseline in PPSI Total Score by Visit in Placebo-controlled Phase
NCT04057937 (12) [back to overview]Percentage of Participants Achieving a PGA Score of 0 or 1 With At Least a 2 Grade Improvement by Visit in Placebo-controlled Phase.
NCT04057937 (12) [back to overview]Percentage of Participants Achieving a PGA Score of Clear (0) or Minimal (1) by Visit in Placebo-controlled Phase
NCT04572997 (11) [back to overview]Number of Participants With PPPASI 50 Response
NCT04572997 (11) [back to overview]Dermatology Life Quality Index (DLQI)
NCT04572997 (11) [back to overview]Pustules Count Percent Change From Baseline
NCT04572997 (11) [back to overview]Palmoplantar Pustulosis Psoriasis Area and Severity Index (PPPASI) at Week 20 Compared With Baseline
NCT04572997 (11) [back to overview]Hand and Feet Physician Global Assessment (H&F PGA)
NCT04572997 (11) [back to overview]Dynamic H&F PGA
NCT04572997 (11) [back to overview]Visual Analogue Scale (VAS) Pruritus/Itch
NCT04572997 (11) [back to overview]Visual Analogue Scale (VAS) Discomfort/Pain
NCT04572997 (11) [back to overview]Psoriasis Area and Severity Index (PASI)
NCT04572997 (11) [back to overview]Number of Participants With Pustules Count 50 and 75 Response
NCT04572997 (11) [back to overview]Number of Participants With PPPASI 75 Response
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Time to Confirmed Clinical Recovery Without Rehospitalization Through Day 29
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Percentage of Participants With a ≥ 2-point Improvement From Baseline or Fit for Discharge on the Clinical Severity Status 8-Point Ordinal Scale at Day 29
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Percentage of Participants Who Achieved Sustained Clinical Recovery
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Percentage of Participants Who Died Before or on Day 29
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Percentage of Participants With a ≥ 2-point Improvement From Baseline or Fit for Discharge on the Clinical Severity Status 8-Point Ordinal Scale at Day 29
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Time to Confirmed Clinical Recovery Without Rehospitalization Through Day 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Number of Participants With Treatment-emergent Adverse Events (TEAEs)
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Percentage of Participants Who Achieved Clinical Recovery at Days 8, 15, and 29
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Number of Participants With Treatment-emergent Adverse Events (TEAEs)
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Percentage of Participants Who Achieved Clinical Recovery by Days 8, 15, and 29
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Number of Participants With Treatment-emergent Adverse Events
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Percentage of Participants Who Achieved Clinical Recovery by Days 8, 15, and 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Clinical Severity Status 8-Point Ordinal Scale Score at Days 8, 15, and 29
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Percentage of Participants Who Achieved Oxygen-Free Recovery at Day 29
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Clinical Severity Status 8-Point Ordinal Scale Score at Days 8, 15, and 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Percentage of Participants Who Achieved Oxygen-Free Recovery at Day 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Percentage of Participants Who Achieved Sustained Clinical Recovery
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Clinical Severity Status 8-Point Ordinal Scale Score at Days 8, 15, and 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Percentage of Participants Who Died Before or on Day 29
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Percentage of Participants Who Died Before or on Day 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Percentage of Participants With a ≥ 2-point Improvement From Baseline or Fit for Discharge on the Clinical Severity Status 8-Point Ordinal Scale at Day 29
NCT04590586 (24) [back to overview]Apremilast Sub-protocol: Time to Confirmed Clinical Recovery Without Rehospitalization Through Day 29
NCT04590586 (24) [back to overview]Zilucoplan Sub-protocol: Percentage of Participants Who Achieved Oxygen-Free Recovery at Day 29
NCT04590586 (24) [back to overview]Lanadelumab Sub-protocol: Percentage of Participants Who Achieved Sustained Clinical Recovery
NCT04811573 (3) [back to overview]Area Under the Concentration-time Curve of Apremilast in Plasma Over the Time Interval From 0 Extrapolated to Infinity (AUC0-∞)
NCT04811573 (3) [back to overview]Area Under the Concentration-time Curve of Apremilast in Plasma Over the Time Interval From 0 to the Last Quantifiable Data Point (AUC0-tz)
NCT04811573 (3) [back to overview]Maximum Measured Concentration of Apremilast in Plasma (Cmax)

Percentage of Participants With Good or Moderate EULAR Response Based on DAS28-CRP(3) at Week 24

The DAS28 measures the severity of disease at a specific time. DAS28-CRP(3) is derived from the following 3 variables: • 28 tender joint count, (does not include the DIP joints, the hip joint, or the joints below the knee) • 28 swollen joint count • C-reactive protein (CRP) according to the formula: DAS28-CRP(3) = [0.56*√(TJC28) + 0.28*√(SJC28) + 0.36*ln(CRP+1)] * 1.10 + 1.15. DAS28 scores range from 0 to 9.4, where higher scores indicate more disease activity. A EULAR response reflects an improvement in disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 > 1.2 from Baseline and attainment of a DAS28 score ≤ 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 > 0.6 and ≤ 1.2 and a DAS28 score ≤ to 5.1 or, • an improvement (decrease) in the DAS28 > 1.2 and a DAS28 score > 3.2 (NCT00456092)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Apremilast 40 mg QD60.9
Apremilast 20 mg BID67.5
Placebo/Apremilast 40 mg QD65.0
Placebo/Apremilast 20 mg BID55.0

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Percentage of Participants With Good or Moderate EULAR Response Based on DAS28-CRP(3) at Week 12

The DAS28 measures the severity of disease at a specific time. DAS28-CRP(3) is derived from the following 3 variables: • 28 tender joint count, (does not include the DIP joints, the hip joint, or the joints below the knee) • 28 swollen joint count • C-reactive protein (CRP) according to the formula: DAS28-CRP(3) = [0.56*√(TJC28) + 0.28*√(SJC28) + 0.36*ln(CRP+1)] * 1.10 + 1.15. DAS28 scores range from 0 to 9.4, where higher scores indicate more disease activity. A EULAR response reflects an improvement in disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 > 1.2 from Baseline and attainment of a DAS28 score ≤ 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 > 0.6 and ≤ 1.2 and a DAS28 score ≤ to 5.1 or, • an improvement (decrease) in the DAS28 > 1.2 and a DAS28 score > 3.2 (NCT00456092)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD50.7
Apremilast 20 mg BID44.9
Placebo44.1

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Percentage of Participants With DAS28-CRP(4) Score of Mild Disease Activity or In Remission at Week 12

The DAS28-CRP(4) measures the severity of disease derived from the following 4 variables: • 28 tender joint count, (does not include the DIP joints, the hip joint, or the joints below the knee) • 28 swollen joint count • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28-CRP(4) scores range from 0 to 9.4, where higher scores indicate more disease activity. Mild disease severity is defined as a DAS28-CRP(4) score of ≤ 3.2. In remission is defined as a DAS28-CRP(4) score of ≤ 2.6. (NCT00456092)
Timeframe: Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD38.8
Apremilast 20 mg BID33.3
Placebo23.5

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Percentage of Participants With DAS28-CRP(3) Score of Mild Disease Activity or In Remission at Week 12

The DAS28-CRP(3) measures the severity of disease derived from the following 3 variables: • 28 tender joint count (does not include the DIP joints, the hip joint, or the joints below the knee) • 28 swollen joint count • C-reactive protein (CRP) DAS28-CRP(3) scores range from 0 to 9.4, where higher scores indicate more disease activity. Mild disease severity is defined as a DAS28-CRP(3) score of ≤ 3.2. In remission is defined as a DAS28-CRP(3) score of ≤ 2.6. (NCT00456092)
Timeframe: Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD40.3
Apremilast 20 mg BID34.8
Placebo33.8

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Percentage of Participants With a Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24

A PsARC response is defined as improvement from Baseline in at least 2 of the following 4 measures, at least 1 of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • At least 30% improvement in the 78 tender joint count, • At least 30% improvement in the 76 swollen joint count, • At least 20% improvement in the patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • At least 20% improvement in the physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Participants with missing data were considered non-responders. (NCT00456092)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Apremilast 40 mg QD26.1
Apremilast 20 mg BID20.0
Placebo/Apremilast 40 mg QD55.0
Placebo/Apremilast 20 mg BID40.0

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Percentage of Participants With a Psoriatic Arthritis Response Criteria (PsARC) Response at Week 12

A PsARC response is defined as improvement from Baseline in at least 2 of the following 4 measures, at least 1 of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures, according to the following: • At least 30% improvement in the 78 tender joint count, • At least 30% improvement in the 76 swollen joint count, • At least 20% improvement in the patient global assessment of disease activity, measured on a 100 mm visual analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • At least 20% improvement in the physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Participants with no post-baseline PsARC scores were considered non-responders. (NCT00456092)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD50.7
Apremilast 20 mg BID52.2
Placebo22.1

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Percentage of Participants With a Modified American College of Rheumatology 20% (ACR 20) Response at Week 12

A modified American College of Rheumatology 20% (ACR 20) response was defined as a participant who met the following 3 criteria for improvement from Baseline: • ≥ 20% improvement in 78 tender joint count (includes 10 additional joints often involved in psoriatic arthritis: the first carpometacarpal [CMC] and the distal interphalangeal [DIP] joints of the fingers); • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. Participants with no post-baseline ACR scores were considered non-responders. (NCT00456092)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD35.8
Apremilast 20 mg BID43.5
Placebo11.8

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Percentage of Participants With a Modified ACR 70 Response at Week 24

A modified ACR 70 response was defined as a participant who met the following 3 criteria for improvement: • ≥ 70% improvement in 78 tender joint count (includes 10 additional joints often involved in psoriatic arthritis: the first carpometacarpal [CMC] and the distal interphalangeal [DIP] joints of the fingers); • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm VAS); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. Response at Week 24 was measured as improvement from Baseline (Day 1). Participants with no post-baseline ACR scores were considered non-responders. (NCT00456092)
Timeframe: Baseline (Day 1) and Week 24

Interventionpercentage of participants (Number)
Apremilast 40 mg QD13.0
Apremilast 20 mg BID17.5
Placebo/Apremilast 40 mg QD15.0
Placebo/Apremilast 20 mg BID5.0

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Percentage of Participants With a Modified ACR 70 Response at Week 12

A modified American College of Rheumatology 70% (ACR 70) response was defined as a participant who met the following 3 criteria for improvement from Baseline: • ≥ 70% improvement in 78 tender joint count (includes 10 additional joints often involved in psoriatic arthritis: the first carpometacarpal [CMC] and the distal interphalangeal [DIP] joints of the fingers); • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-reactive protein. Participants with no post-baseline ACR scores were considered non-responders. (NCT00456092)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD7.5
Apremilast 20 mg BID5.8
Placebo1.5

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Percentage of Participants With a Modified ACR 50 Response at Week 12

A modified American College of Rheumatology 50% (ACR 50) response was defined as a participant who met the following 3 criteria for improvement from Baseline: • ≥ 50% improvement in 78 tender joint count (includes 10 additional joints often involved in psoriatic arthritis: the first carpometacarpal [CMC] and the distal interphalangeal [DIP] joints of the fingers); • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. Participants with no post-baseline ACR scores were considered non-responders. (NCT00456092)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD13.4
Apremilast 20 mg BID17.4
Placebo2.9

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Maximal ACR Response During the Extension Period

The ACR-N index score was calculated for each participant at each time point in the study according to the following definition: ACR-N = the lowest of the following 3 values: • percent improvement from Baseline in the 76 swollen joint count, • percent improvement from Baseline in the 78 tender joint count • median percent improvement from Baseline in the following 5 measures ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. The maximal ACR-N for each participant during the 12-week extension period was calculated, and represents the maximal ACR response achieved. (NCT00456092)
Timeframe: ACR was measured at Baseline and Weeks 16, 20 and 24

Interventionpercent improvement (Mean)
Apremilast 40 mg QD29.1
Apremilast 20 mg BID30.4
Placebo/Apremilast 40 mg QD23.3
Placebo/Apremilast 20 mg BID34.2

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Percentage of Participants With Good or Moderate EULAR Response Based on DAS28-CRP(4) at Week 24

The DAS28 measures the severity of disease at a specific time. DAS28-CRP(4) is derived from the following 4 variables: • 28 tender joint count, (does not include the DIP joints, the hip joint, or the joints below the knee) • 28 swollen joint count • C-reactive protein • Patient's global assessment of disease activity according to the formula: DAS28-CRP(4) = 0.56*√(TJC28) + 0.28*(SJC28) + 0.36*ln(CRP+1) + 0.014*GH + 0.96. DAS28 scores range from 0 to 9.4, where higher scores indicate more disease activity. A EULAR response reflects an improvement in disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 > 1.2 from Baseline and attainment of a DAS28 score ≤ 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 > 0.6 and ≤ 1.2 and a DAS28 score ≤ to 5.1 or, • an improvement (decrease) in the DAS28 > 1.2 and a DAS28 score > 3.2 (NCT00456092)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Apremilast 40 mg QD67.4
Apremilast 20 mg BID60.0
Placebo/Apremilast 40 mg QD70.0
Placebo/Apremilast 20 mg BID50.0

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Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 12

The DLQI is a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on participants' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, leisure, work, personal relationships, and treatment. Each question is answered on a scale from 0 (not at all) to 3 (very much). The total score ranges from 0 to 30 where a higher score indicates that a participant's dermatological condition has a greater impact on their daily life. (NCT00456092)
Timeframe: Baseline and Week 12

Interventionunits on a scale (Mean)
Apremilast 40 mg QD-2.6
Apremilast 20 mg BID-1.8
Placebo-0.3

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Change From Baseline in Dactylitis Severity Score at Week 12

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated on a scale from 0 (no dactylitis) to 3 (severe dactylitis). The dactylitis severity score is the sum of the individual scores for each digit and ranges from 0 to 60. (NCT00456092)
Timeframe: Baseline and Week 12

Interventionunits on a scale (Mean)
Apremilast 40 mg QD-0.9
Apremilast 20 mg BID-1.2
Placebo-0.2

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy for Fatigue (FACIT-F) at Week 12

"The FACIT-Fatigue is a 13 item self-administered questionnaire that assesses both the physical and functional consequences of fatigue based on recall during the past 7 days. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The total score ranges from 0 to 52 with higher scores representing less fatigue." (NCT00456092)
Timeframe: Baseline and Week 12

Interventionunits on a scale (Mean)
Apremilast 40 mg QD4.3
Apremilast 20 mg BID4.1
Placebo0.5

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Number of Participants With Adverse Events Leading to a Dose Reduction

The number of participants who were dose reduced during the treatment phase due to adverse events. (NCT00456092)
Timeframe: Baseline to Week 12

InterventionParticipants (Count of Participants)
Apremilast 40 mg QD4
Apremilast 20 mg BID4
Placebo0

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Number of Participants Who Withdrew Prematurely Due to Lack of Efficacy

The number of participants who withdrew prematurely from the treatment phase due to lack of efficacy, including flare of psoriasis, flare of psoriatic arthritis or worsening or not responding to study treatment. (NCT00456092)
Timeframe: Baseline to Week 12

InterventionParticipants (Count of Participants)
Apremilast 40 mg QD0
Apremilast 20 mg BID6
Placebo12

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Number of Participants Who Relapsed During the Observational Follow-up Phase

Relapse of psoriatic arthritis was defined as a 50% loss of the maximal ACR improvement during the Observation Phase in participants who received apremilast and achieved at least an ACR 20 at their Final Treatment Phase/Early Termination Visit. (NCT00456092)
Timeframe: 28-day observational follow-up period following Week 12

InterventionParticipants (Count of Participants)
Apremilast 40 mg QD5
Apremilast 20 mg BID9

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Number of Participants Who Relapsed After the Extension Phase

Relapse of psoriatic arthritis was defined as a 50% loss of the maximal ACR improvement during the Follow-up Phase in participants who achieved at least an ACR 20 at their Final Extension Phase/Early Termination Visit. (NCT00456092)
Timeframe: Week 24 to Week 28 (28-day follow-up period)

Interventionparticipants (Number)
Apremilast 40 mg QD8
Apremilast 20 mg BID8
Placebo/Apremilast 40 mg QD1
Placebo/Apremilast 20 mg BID2

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Maximal ACR Response During the Treatment Phase

The ACR-N index score was calculated for each participant at each time point in the study according to the following definition: ACR-N = the lowest of the following 3 values: - percent improvement from Baseline in the 76 swollen joint count, - percent improvement from Baseline in the 78 tender joint count - median percent improvement from Baseline in the following 5 measures ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. The maximal ACR-N for each participant during the 12-week treatment period was calculated, and represents the maximal ACR response achieved. (NCT00456092)
Timeframe: ACR was measured at Baseline and Weeks 2, 4, 6, 8, 10, and 12

Interventionpercent improvement (Mean)
Apremilast 40 mg QD22.3
Apremilast 20 mg BID24.2
Placebo10.7

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Change From Baseline in the Health Assessment Questionnaire Disability Index (HAQ-DI) at Week 12

The HAQ-DI is a self-administered instrument consisting of 20 questions in eight categories of functioning which represent a comprehensive set of functional activities - dressing, rising, eating, walking, hygiene, reach, grip, and usual activities. Each item asks over the past week whether a particular task can be performed. For each item, there is a four-level difficulty scale that is scored from 0 to 3, representing normal (no difficulty) (0), some difficulty (1), much difficulty (2), and unable to do (3). The eight category scores are averaged into an overall HAQ-DI score on a scale from zero (no disability) to three (completely disabled). (NCT00456092)
Timeframe: Baseline and Week 12

Interventionunits on a scale (Mean)
Apremilast 40 mg QD-0.2
Apremilast 20 mg BID-0.2
Placebo-0.1

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Change From Baseline and Week 12 in the Health Assessment Questionnaire Disability Index (HAQ-DI) at Week 24

The HAQ-DI is a self-administered instrument consisting of 20 questions in eight categories of functioning which represent a comprehensive set of functional activities - dressing, rising, eating, walking, hygiene, reach, grip, and usual activities. Each item asks over the past week whether a particular task can be performed. For each item, there is a four-level difficulty scale that is scored from 0 to 3, representing normal (no difficulty) (0), some difficulty (1), much difficulty (2), and unable to do (3). The eight category scores are averaged into an overall HAQ-DI score on a scale from zero (no disability) to three (completely disabled). (NCT00456092)
Timeframe: Baseline (Day 1), Week 12 (Day 85) and Week 24

,,,
Interventionunits on a scale (Mean)
Change from BaselineChange from Week 12
Apremilast 20 mg BID-0.2-0.0
Apremilast 40 mg QD-0.10.0
Placebo/Apremilast 20 mg BID-0.2-0.2
Placebo/Apremilast 40 mg QD-0.1-0.0

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Time to Relapse of Psoriatic Arthritis During the Observational Follow-up Phase

Relapse of psoriatic arthritis was defined as a 50% loss of the maximal ACR improvement during the Observation Phase in participants who received apremilast and achieved at least an ACR 20 at their Final Treatment Phase/Early Termination Visit. The time to relapse during the Observational Phase was calculated from the time of maximum ACR reduction and from the date of the Final Treatment Phase visit. Participants classified as responders who did not relapse were censored at the day of the last follow-up. (NCT00456092)
Timeframe: From Week 12 to end of 28-day observational follow-up (1) and from the date of maximal ACR during the 12-week Treatment Phase until the end of the 28-day observational follow-up phase (2).

,
Interventiondays (Median)
1. From Week 122. From Date of Maximal ACR Response
Apremilast 20 mg BID15.029.0
Apremilast 40 mg QD16.043.0

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Time to Relapse of Psoriatic Arthritis After Extension Phase

Relapse of psoriatic arthritis was defined as a 50% loss of the maximal ACR improvement during the Follow-up Phase in participants who achieved at least an ACR 20 at their Final Extension Phase (Week 24)/Early Termination Visit. The time to relapse during the Follow-up Phase was calculated from the time of maximum ACR reduction and from the date of the Final Extension Phase visit. Participants classified as responders who did not relapse were censored at the day of the last follow-up. (NCT00456092)
Timeframe: From Week 24 to the end of the 28-day follow-up (1) and from the date of maximal ACR until the end of the 28-day follow-up phase (2).

,,,
Interventiondays (Median)
1. From Week 122. From Date of Maximal ACR Response
Apremilast 20 mg BID32.0111
Apremilast 40 mg QD31.085.0
Placebo/Apremilast 20 mg BID29.029.0
Placebo/Apremilast 40 mg QD16.016.0

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Percentage of Participants With Enthesitis in the Extension Phase

Enthesitis is inflammation of the entheses, the sites where tendons or ligaments insert into the bone. Enthesitis is characterized by swelling, pain, and tenderness around the calcaneous, and occasionally by effusion in the bursa associated with this joint. The enthesitis assessment is an evaluation of inflammation at the insertions of the Achilles tendon into the calcaneous and of the plantar fascia into the calcaneous. Inflammation at 1 or more insertions on either the right or left side constituted a positive assessment. (NCT00456092)
Timeframe: Week 12 and Week 24

,,,
Interventionpercentage of participants (Number)
Achilles tendon into the calcaneous: Week 12Achilles tendon into the calcaneous: Week 24Plantar fascia into the calcaneous:Week 12Plantar fascia into the calcaneous: Week 24
Apremilast 20 mg BID15.015.017.57.5
Apremilast 40 mg QD17.419.615.213.0
Placebo/Apremilast 20 mg BID20.015.010.010.0
Placebo/Apremilast 40 mg QD20.00.025.00.0

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Percentage of Participants With Enthesitis

Enthesitis is inflammation of the entheses, the sites where tendons or ligaments insert into the bone. Enthesitis is characterized by swelling, pain, and tenderness around the calcaneous, and occasionally by effusion in the bursa associated with this joint. The enthesitis assessment is an evaluation of inflammation at the insertions of the Achilles tendon into the calcaneous and of the plantar fascia into the calcaneous. Inflammation at 1 or more insertions on either the right or left side constituted a positive assessment. (NCT00456092)
Timeframe: Baseline and Week 12

,,
Interventionpercentage of participants (Number)
Achilles tendon into the calcaneous: BaselineAchilles tendon into the calcaneous: Week 12Plantar fascia into the calcaneous: BaselinePlantar fascia into the calcaneous: Week 12
Apremilast 20 mg BID21.717.426.121.7
Apremilast 40 mg QD22.420.926.919.4
Placebo35.317.614.717.6

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Percentage of Participants With a Modified ACR 50 Response at Week 24

A modified ACR 50 response was defined as a participant who met the following 3 criteria for improvement: • ≥ 50% improvement in 78 tender joint count (includes 10 additional joints often involved in psoriatic arthritis: the first carpometacarpal [CMC] and the distal interphalangeal [DIP] joints of the fingers); • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm VAS); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. Response at Week 24 was measured as improvement from Baseline (Day 1) and from Week 12 (Day 85). Participants with no post-baseline ACR scores were considered non-responders. (NCT00456092)
Timeframe: Baseline (Day 1), Week 12 (Day 85) and Week 24

,,,
Interventionpercentage of participants (Number)
Response From BaselineResponse From Week 12
Apremilast 20 mg BID22.55.9
Apremilast 40 mg QD23.99.7
Placebo/Apremilast 20 mg BID15.05.6
Placebo/Apremilast 40 mg QD20.015.4

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Percentage of Participants With a Modified ACR 20 Response at Week 24

A modified ACR 20 response was defined as a participant who met the following 3 criteria for improvement: • ≥ 20% improvement in 78 tender joint count (includes 10 additional joints often involved in psoriatic arthritis: the first carpometacarpal [CMC] and the distal interphalangeal [DIP] joints of the fingers); • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm VAS); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]); ◦ C-reactive protein. Response at Week 24 was measured as improvement from Baseline (Day 1) and from Week 12 (Day 85). Participants with no post-baseline ACR scores were considered non-responders. (NCT00456092)
Timeframe: Baseline (Day 1), Week 12 (Day 85) and Week 24

,,,
Interventionpercentage of participants (Number)
Response From BaselineResponse From Week 12
Apremilast 20 mg BID42.514.7
Apremilast 40 mg QD43.516.7
Placebo/Apremilast 20 mg BID40.016.7
Placebo/Apremilast 40 mg QD45.015.4

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Number of Participants With Adverse Events During the Treatment Phase

The severity of each adverse event (AE) was graded based upon the participant's symptoms according to National Cancer Institute (NCI) Common Toxicity Criteria (CTCAE, Version 3.0), on a scale from 1 (Mild AE) to 5 (Death due to AE). Severe AEs are defined as NCI CTCAE grade 3 or higher. AEs related to study drug are those determined by the investigator as suspected to be related to study drug where a temporal relationship of the adverse event to study drug administration made a causal relationship possible, and other medications, therapeutic interventions, or underlying conditions did not provide a sufficient explanation for the observed event. A serious adverse event (SAE) is any AE which: - Resulted in death - Was life-threatening - Required inpatient hospitalization or prolongation of existing hospitalization - Resulted in persistent or significant disability/incapacity - Was a congenital anomaly/birth defect - Constituted an important medical event. (NCT00456092)
Timeframe: 12 weeks

,,
InterventionParticipants (Count of Participants)
All adverse eventsAdverse events related to study drugSevere adverse eventsSevere adverse events related to study drugSerious adverse eventsSerious adverse events related to study drugDiscontinued study drug due to adverse eventDiscontinued due to AE related to study drug
Apremilast 20 mg BID59264140104
Apremilast 40 mg QD5827510065
Placebo5526614171

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Number of Participants With Adverse Events During the Extension Phase

The severity of each adverse event (AE) was graded based upon the participant's symptoms according to National Cancer Institute (NCI) Common Toxicity Criteria (CTCAE, Version 3.0), on a scale from 1 (Mild AE) to 5 (Death due to AE). Severe AEs are defined as NCI CTCAE grade 3 or higher. AEs related to study drug are those determined by the investigator as suspected to be related to study drug where a temporal relationship of the adverse event to study drug administration made a causal relationship possible, and other medications, therapeutic interventions, or underlying conditions did not provide a sufficient explanation for the observed event. A serious adverse event (SAE) is any AE which: - Resulted in death - Was life-threatening - Required inpatient hospitalization or prolongation of existing hospitalization - Resulted in persistent or significant disability/incapacity - Was a congenital anomaly/birth defect - Constituted an important medical event. (NCT00456092)
Timeframe: Weeks 12 to 24 (Extension Phase)

,,,
InterventionParticipants (Count of Participants)
All adverse eventsAdverse events related to study drugSevere adverse eventsSerious adverse eventsSerious adverse events related to study drugDiscontinued study drug due to adverse eventDiscontinued due to AE related to study drug
Apremilast 20 mg BID29833021
Apremilast 40 mg QD301252031
Placebo/Apremilast 20 mg BID11441131
Placebo/Apremilast 40 mg QD16431000

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy for Fatigue (FACIT-F) at Week 24

"The FACIT-Fatigue is a 13 item self-administered questionnaire that assesses both the physical and functional consequences of fatigue based on recall during the past 7 days. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The total score ranges from 0 to 52 with higher scores representing less fatigue." (NCT00456092)
Timeframe: Baseline (Day 1), Week 12 (Day 85) and Week 24

,,,
Interventionunits on a scale (Mean)
Change from BaselineChange from Week 12
Apremilast 20 mg BID5.90.1
Apremilast 40 mg QD4.4-0.3
Placebo/Apremilast 20 mg BID1.3-1.3
Placebo/Apremilast 40 mg QD1.3-2.4

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Change From Baseline in Short Form 36 (SF-36) Summary Physical and Mental Component Scores at Week 12

The Medical Outcome SF 36-Item Health Survey, Version 2 is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). The summary physical health score included the following subscales: physical functioning, role-physical, bodily pain, and general health. The summary mental health score included other subscales: vitality, social functioning, role-emotional, and mental health. Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10, where higher scores are associated with better functioning/quality of life. Each domain is scored by summing the individual items and transforming the scores into a 0 to 100 scale. A higher change from baseline indicates an improvement in better health results or functioning. (NCT00456092)
Timeframe: Baseline and Week 12

,,
Interventionunits on a scale (Mean)
Mental ComponentPhysical Component
Apremilast 20 mg BID3.42.4
Apremilast 40 mg QD1.02.1
Placebo-0.80.8

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Change From Baseline and Week 12 in SF-36 at Week 24

The Medical Outcome SF 36-Item Health Survey, Version 2 is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). The summary physical health score included the following subscales: physical functioning, role-physical, bodily pain, and general health. The summary mental health score included other subscales: vitality, social functioning, role-emotional, and mental health. Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10, where higher scores are associated with better functioning/quality of life. Each domain is scored by summing the individual items and transforming the scores into a 0 to 100 scale. A higher change from baseline indicates an improvement in better health results or functioning. (NCT00456092)
Timeframe: Baseline (Day 1), Week 12 (Day 85) and Week 24

,,,
Interventionunits on a scale (Mean)
Mental Component: Change from BaselineMental Component: Change from Week 12Physical Component: Change from BaselinePhysical Component: Change from Week 12
Apremilast 20 mg BID1.4-2.44.41.0
Apremilast 40 mg QD0.2-1.13.20.3
Placebo/Apremilast 20 mg BID-1.0-3.44.22.5
Placebo/Apremilast 40 mg QD-2.7-2.51.8-0.1

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Change From Baseline and Week 12 in Dermatology Life Quality Index (DLQI) at Week 24

The DLQI is a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on participants' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, leisure, work, personal relationships, and treatment. Each question is answered on a scale from 0 (not at all) to 3 (very much) The total score ranges from 0 to 30 where a higher score indicates that a participant's dermatological condition has a greater impact on their daily life. (NCT00456092)
Timeframe: Baseline (Day 1), Week 12 (Day 85) and Week 24

,,,
Interventionunits on a scale (Mean)
Change from BaselineChange from Week 12
Apremilast 20 mg BID-1.5-0.1
Apremilast 40 mg QD-3.0-0.0
Placebo/Apremilast 20 mg BID-1.9-2.0
Placebo/Apremilast 40 mg QD-2.6-1.2

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Change From Baseline and Week 12 in Dactylitis Severity Score at Week 24

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated on a scale from 0 (no dactylitis) to 3 (severe dactylitis). The dactylitis severity score is the sum of the individual scores for each digit and ranges from 0 to 60. Change in the dactylitis severity score was assessed from Baseline (Day 1) and from Week 12 (Day 85). (NCT00456092)
Timeframe: Baseline, Week 12 and Week 24

,,,
Interventionunits on a scale (Mean)
Change from BaselineChange from Week 12
Apremilast 20 mg BID-1.5-0.2
Apremilast 40 mg QD-0.40.3
Placebo/Apremilast 20 mg BID0.1-0.8
Placebo/Apremilast 40 mg QD-1.8-0.3

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Time to ACR 70 Response During the Treatment Phase

The Kaplan-Meier estimates of time to ACR 70 response was calculated for participants who had an ACR 70 response at any time during the treatment phase. (NCT00456092)
Timeframe: Baseline to Week 12

Interventiondays (Median)
Apremilast 40 mg QD62.0
Apremilast 20 mg BID57.0
Placebo58.0

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Time to ACR 70 Response During the Treatment and Extension Phase

Time to ACR 70 response was measured from the first dose of apremilast to the first time a participant achieved an ACR 70 response in the treatment or extension phase. The Kaplan-Meier estimates of time to ACR 70 response were calculated for participants who had an ACR 70 response at any time during the study. (NCT00456092)
Timeframe: Baseline to Week 24

Interventiondays (Median)
Apremilast 40 mg QD138.0
Apremilast 20 mg BID85.0

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Time to ACR 50 Response During the Treatment Phase

The Kaplan-Meier estimates of time to ACR 50 response was calculated for participants who had an ACR 50 response at any time during the treatment phase. (NCT00456092)
Timeframe: Baseline to Week 12

Interventiondays (Median)
Apremilast 40 mg QD43.0
Apremilast 20 mg BID57.5
Placebo15.0

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Time to ACR 50 Response During the Treatment and Extension Phase

Time to ACR 50 response was measured from the first dose of apremilast to the first time a participant achieved an ACR 50 response in the treatment or extension phase. The Kaplan-Meier estimates of time to ACR 50 response were calculated for participants who had an ACR 50 response at any time during the study. (NCT00456092)
Timeframe: Baseline to Week 24

Interventiondays (Median)
Apremilast 40 mg QD71.0
Apremilast 20 mg BID58.5
Placebo/Apremilast 40 mg QD84.5
Placebo/Apremilast 20 mg BID55.0

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Time to ACR 20 Response During the Treatment Phase

The Kaplan-Meier estimates of time to ACR 20 response was calculated for participants who had an ACR 20 response at any time during the treatment phase. (NCT00456092)
Timeframe: Baseline to Week 12

Interventiondays (Median)
Apremilast 40 mg QD29.0
Apremilast 20 mg BID30.0
Placebo29.0

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Time to ACR 20 Response During the Study

Time to ACR 20 was measured from the first dose of apremilast to the first time a participant achieved an ACR 20 response in the treatment or extension phase. The Kaplan-Meier estimates of time to ACR 20 response were calculated for participants who had an ACR 20 response at any time during the study. (NCT00456092)
Timeframe: Baseline to Week 24

Interventiondays (Median)
Apremilast 40 mg QD43.0
Apremilast 20 mg BID43.0
Placebo/Apremilast 40 mg QD34.0
Placebo/Apremilast 20 mg BID55.5

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Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response Based on Disease Activity Score (DAS28)-CRP(4) at Week 12

The DAS28 measures the severity of disease at a specific time. DAS28-CRP(4) is derived from the following 4 variables: • 28 tender joint count, (TJC; does not include the DIP joints, the hip joint, or the joints below the knee) • 28 swollen joint count (SJC) • C-reactive protein (CRP) • Patient's global assessment of disease activity (GH) according to the formula: DAS28-CRP(4) = 0.56*√(TJC28) + 0.28*(SJC28) + 0.36*ln(CRP+1) + 0.014*GH + 0.96. DAS28 scores range from 0 to 9.4, where higher scores indicate more disease activity. A EULAR response reflects an improvement in disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 > 1.2 from Baseline and a DAS28 score ≤ 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 > 0.6 and ≤ 1.2 and a DAS28 score ≤ to 5.1 or, • an improvement (decrease) in the DAS28 > 1.2 and a DAS28 score > 3.2 (NCT00456092)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 40 mg QD49.3
Apremilast 20 mg BID55.1
Placebo38.2

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Percent Change From Baseline in the pluripotent19 (P19) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-68.3

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Percent Change From Baseline in the Psoriasis Affected Body Surface Area (BSA) Involvement at Week 12

The BSA estimate was based on the palm area of the hand of the participant which equates to 1% of the total body surface area. (NCT00521339)
Timeframe: Baseline to Week 12

InterventionPercent change in BSA (Mean)
Apremilast 20 mg-53.0

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Percent Change From Baseline in the Tumor Necrosing Factor (TNF) Alpha Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Week 0 to Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-42.7

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Percent Change From Baseline of CD 11c in the Dermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-54.6

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Percent Change From Baseline of CD11c in the Epidermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-88.6

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Treatment Emergent Adverse Events (TEAEs) During the Extension Phase

"TEAE = any AE occurring or worsening on or after the first treatment with any study drug. Related = suspected by investigator to be related to study treatment. National Cancer Institute [NCI] Common Toxicity Criteria for Adverse Events [CTCAE], Version 3.0, grades: 1 = mild, 2 = moderate, 3 = severe, 4 = life threatening, 5 = death.~Adverse event (AE) = any noxious, unintended, or untoward medical occurrence occurring at any dose that may appear or worsen in a participant during the course of a study, including new intercurrent illness, worsening concomitant illness, injury, or any concomitant impairment of participant's health, including laboratory test values, regardless of etiology. Serious adverse event (SAE) = any AE which: results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; constitutes an important medical event." (NCT00521339)
Timeframe: Week 12 to Week 24

,
Interventionparticipants (Number)
≥ 1 AE≥ 1 AE with a suspected relationship to study drug≥ 1 severe AE≥ 1 SAE
Apremilast 20mg/20mg (Extension Phase)4010
Apremilast 20mg/30mg (Extension Phase)5211

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Percent Change From Baseline of CD3 in the Epidermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-47.4

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Percent Change From Baseline of CD56 in the Dermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-12.5

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Percent Change From Baseline in the Inducible Nitric Oxide (iNOS) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-100.0

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Percent Change From Baseline in the IL8 Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-66.5

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Percent Change From Baseline in the IL2 Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-25.0

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Percent Change From Baseline in the IL17A Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-49.4

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Percent Change From Baseline in the IL10 Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-26.5

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Percent Change From Baseline in the Dendritic Cell (CD83) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)14.2

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Percent Change From Baseline in the Defensin Beta 4 (DEFB4) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) i being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-82.3

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Percent Change From Baseline in the Chemokine Ligand (CXCL9) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-36.4

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Percent Change From Baseline in Psoriasis Area Severity Index (PASI) Score at Week 12

The PASI score was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. These values for each anatomic region are summed to yield the PASI score. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Mean)
Apremilast 20 mg-59.0

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Peak (Maximum) Plasma Concentration of Medication (Cmax)

The maximum observed plasma concentration of apremilast (Cmax); the maximum plasma concentration (Cmax) was obtained directly from the observed concentration-time data on Days 1, 85, and 169/170, respectively. (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

Interventionng/mL (Geometric Mean)
Apremilast 20mg364.85

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Peak (Maximum) Plasma Concentration of Apremilast (Cmax) During the Extension Phase

The maximum observed plasma concentration of CC-10004 (Cmax); the maximum plasma concentration (Cmax) was obtained directly from the observed concentration-time data on Days 169/170. (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

Interventionng/mL (Geometric Mean)
Apremilast 20mg/30mg PO BID (Treatment + Extension Phase)320.35

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Mean Residence Time (MRT) During the Treatment Phase

Mean Residence Time (MRT) is defined as the mean duration of time the drug spends in the body. The average concentration at steady state (Cavg) (for Day 85 was calculated as follows: Cavg = (Day 85 AUC0-12)/(12). (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

Interventionhours (Geometric Mean)
Apremilast 20mg PO BID202.04

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Mean Residence Time (MRT) During the Extension Phase

Mean Residence Time (MRT) is defined as the mean duration of time the drug spends in the body. The average concentration at steady state (Cavg) (for Days169/170) was calculated as follows: Cavg = (Day 169/170)/(12) (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

Interventionhours (Geometric Mean)
Apremilast 20mg/30mg PO BID (Treatment + Extension Phase)168.3092

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Change From Baseline in the Dermatology Life Quality Index (DLQI) at Week 12

DLQI was the dermatology-specific quality of life (QOL) measure used for the psoriatic population. The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on a participants QoL, based on recall over the past week. Domains include symptoms, feelings, daily activities, leisure, work, personal relationships, and treatment. Possible responses for each of the 10 items are: not at all, a little, a lot, and very much. Each question is rated on a scale of 0 to 3 with a total range of 0 to 30. Higher scores indicate greater impact of disease on QOL (NCT00521339)
Timeframe: Baseline to Week 12

Interventionunits on a scale (Mean)
Apremilast 20 mg PO BID (Treatment Phase)-4.7

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Area Under the Plasma Concentration Time-curve From 0 to 12 Hours Post Dose (AUC 0-12) During the Extension Phase

Plasma concentrations of apremilast were determined using validated chiral liquid chromatography-mass spectrometry methods (LC-MS/MS). (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

Interventionng*hr/mL (Geometric Mean)
Apremilast 20/30mg BID2019.71

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Area Under the Plasma Concentration Time-curve From 0 to 12 Hours Post Dose (AUC 0-12)

"Plasma concentrations of apremilast were determined using validated chiral liquid chromatography-mass spectrometry methods (LC-MS/MS). For Day 1, AUC0-12 was calculated, using linear trapezoidal area method in WinNonlin (linear-linear trapezoidal). For Days 85 and 169/170, the AUC during a dosing interval (12 hours) (AUC0-12), was calculated at steady-state using the partial area function within WinNonlin.~." (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

Interventionng*hr/mL (Geometric Mean)
Apremilast 20mg2424.48

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Apparent Total Volume of Distribution During the Terminal Phase After Extravascular Administration (Vz/F) During the Treatment Phase

"Apparent volume of distribution during the terminal phase after extravascular administration (Vz/F) (for Days 1, 85, and 169/170)~For Day 1, Vz/F was not calculated.~For Days 85 and 169/170, apparent volume of distribution of drug (V/z) based on the terminal phase was calculated as follows: Vz/F=Dose/(λ*AUC^12)" (NCT00521339)
Timeframe: Day 85

InterventionmL (Geometric Mean)
Apremilast 20mg107616.08

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Apparent Total Volume of Distribution During the Terminal Phase After Extravascular Administration (Vz/F) During the Extension Phase

For Days 169/170, apparent volume of distribution of drug (V/z) based on the terminal phase was calculated as follows: Vz/F=Dose/(λ*AUC12) where λ = the terminal elimination rate constant (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

InterventionmL (Geometric Mean)
Apremilast 20mg BID/30mg PO BID (Treatment + Extension Phase)134734.60

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Apparent Total Clearance of Apremilast From Plasma After Extravascular Administration (CLz/F) During the Treatment Phase

"The apparent total clearance of apremilast from plasma after extravascular administration (CLz/F); for Day 1, apparent clearance of drug from plasma (CL/F) was not calculated.~For Day 85, Apparent clearance of drug from plasma after extravascular administration (CL/F) was calculated as follows: CL/F= Dose/AUC^12 where τ=12." (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

InterventionmL/hour (Geometric Mean)
Apremilast 20mg8249.19

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Apparent Total Clearance of Apremilast From Plasma After Extravascular Administration (CL/F) During the Extension Phase

For 169/170, apparent clearance of drug from plasma after extravascular administration (CL/F) was calculated as follows: CL/F= Dose/AUC12 (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

InterventionmL/hour (Geometric Mean)
Apremilast 20mg/30mg PO BID (Treatment + Extension Phase)14853.59

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Treatment Emergent Adverse Events (TEAEs) During the Treatment Phase

"TEAE = any AE occurring or worsening on or after the first treatment with any study drug. Related = suspected by investigator to be related to study treatment. National Cancer Institute [NCI] Common Toxicity Criteria for Adverse Events [CTCAE], Version 3.0, grades: 1 = mild, 2 = moderate, 3 = severe, 4 = life threatening, 5 = death.~Adverse event (AE) = any noxious, unintended, or untoward medical occurrence occurring at any dose that may appear or worsen in a participant during the course of a study, including new intercurrent illness, worsening concomitant illness, injury, or any concomitant impairment of participant's health, including laboratory test values, regardless of etiology. Serious adverse event (SAE) = any AE which results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect; constitutes an important medical event." (NCT00521339)
Timeframe: Week 0 to Week 12

Interventionparticipants (Number)
≥ 1 AE≥ 1 AE with a suspected relationship to study drug≥ 1 severe AE≥ 1Severe AE suspected to be related to study drug≥ 1 SAE≥ AE leading to study drug discontinuation>=1 treatment-related AE drug discontinued
Apremilast 20 mg251331042

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Change From Baseline in the Medical Outcome Study Short Form 36-item Health Survey (SF-36) Scores, Mental and Physical Components to Week 12

The SF-36 was a self-administered instrument consisting of 8 multi-item scales that assess 8 health domains: 1) limitations in physical activities because of health problems; 2) limitations in social activities because of physical or emotional problems; 3) limitations in usual role activities because of physical health problems; 4) bodily pain; 5) general mental health (psychological distress and well-being); 6) limitations in usual role activities because of emotional problems; 7) vitality (energy and fatigue); and 8) general health perceptions. A higher score post-baseline is indicative of improvement in the disease state. The summary physical health score included physical functioning, role-physical, bodily pain and general health. The summary mental health score included: vitality, social functioning, role-emotional and mental health. The resulting score for each subscale is then standardized, to obtain values ranging from 0 to 100, with higher values indicating a better QOL. (NCT00521339)
Timeframe: Baseline to Week 12

Interventionunits on a scale (Mean)
Mental ComponentPhysical Component
Apremilast 20 mg0.82.4

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Change From Baseline in Peripheral Blood T Cell, B Cell, and NK Cell Subsets at Week 12

T cells or T lymphocytes, a type of white blood cell, play a role in cell-mediated immunity. T cells are distinguished from other lymphocytes by the presence of a T-cell receptor (TCR) on the cell surface and mature in the thymus. B cells, a type of lymphocyte in the humoral immunity of the adaptive immune system can be distinguished by the presence of a protein on the B cells outer surface called a B cell receptor (BCR). This receptor protein allows a B cell to bind to a specific antigen and make antibodies against antigens [(antigen-presenting cells APCs)], and to develop into memory B cells after activation by antigen interaction. Natural Killer Cells (NK) are a type of cytotoxic lymphocyte critical to the innate immune system. Their role is analogous to that of cytotoxic T cells in the vertebrate adaptive immune response. They constitute the third kind of cells differentiated from the common lymphoid progenitor generating B and T lymphocytes and mature in the bone marrow. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercentage of lymphocytes (Mean)
CD 16 + CD 56 (NK cells)CD 19 (B-cells)CD 3 (T-cells)
Apremilast 20 mg PO BID (Treatment Phase)-0.7-0.50.6

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Trough Plasma Concentration (Cmin)

The trough observed plasma concentration of apremilast (Cmin) was determined directly from the observed pre-AM dose concentration on Day 85. (NCT00521339)
Timeframe: Day 85 Pre-dose

Interventionng/mL (Geometric Mean)
Apremilast 20mg101.36

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Percent Change From Baseline of CD56 in the Epidermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-73.3

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Percent Change From Baseline of Epidermal Thickness in the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-34.3

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Percent Change From Baseline of Langerin in the Dermis of Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-57.9

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Percent Change From Baseline of Langerin in the Epidermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)17.1

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Percent of Participants With Psoriatic Arthritis Who Achieved an American College of Rheumatology 20% Improvement (ACR-20) Response at Week 12

"A participant was a responder if the following 3 criteria for improvement from baseline were met:~≥ 20% improvement in 78 tender joint count;~≥ 20% improvement in 76 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein." (NCT00521339)
Timeframe: Baseline to Week 12

Interventionpercentage of participants (Number)
Apremilast 20 mg PO BID (Treatment Phase)25.0

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Percentage of Participants Who Achieved a PASI-50 Score at Week 12

PASI -50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 12. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head,trunk, upper limbs, and lower limbs. Degree of involvement on each of the4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. (NCT00521339)
Timeframe: Baseline to Week 12

Interventionpercentage of participants (Number)
Apremilast 20 mg46.7

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Percentage of Participants Who Achieved a PASI-75 Score at Week 12

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 12. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. (NCT00521339)
Timeframe: Baseline to Week 12

Interventionpercentage of participants (Number)
Apremilast 20 mg30.00

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Percent Change From Baseline of CD3 in the Dermis of the Psoriatic Skin Biopsy at Week 12

The aim of the study was to measure the pharmacodynamic effects of apremilast in participants with plaque psoriasis in skin affected by psoriasis, immune cells enter the skin through blood vessels and cause the epidermis to grow very rapidly and to stop shedding properly. This causes thickening of the skin as well as the scaly build up composed of dead skin cells seen on areas affected by psoriasis. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-62.0

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Percentage of Participants With at Least a 1 Point Reduction on 0 to 5 Point Scale From Baseline in Static Physician Global Assessment (sPGA) at Week 12

The static Physician's Global Assessment (sPGA) rated the investigator's overall clinical assessment of a participants plaque thickness, erythema, and scaling on a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (majority of plaques have severe thickness, erythema, and scale). To assign a sPGA score, the investigator examined all psoriatic lesions and assigned a severity score ranging from 0 to 5 for thickness, erythema, and scaling. Scores for thickness, erythema, and scaling are summed and the mean of these 3 scores equals the overall sPGA score. Decreases in sPGA correspond to clinical improvement. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercentage of participants (Number)
Apremilast 20 mg PO BID (Treatment Phase)66.7

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Terminal Phase Elimination Half Life of Apremilast (t½)

Terminal phase elimination half-life (t1/2) was calculated as follows: t1/2 = 0.693/λz. The terminal elimination rate constant (λZ) was estimated by linear regression of the log-transformed concentration-time data. (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

InterventionLiters (Geometric Mean)
Apremilast 20mg7.832

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Terminal Phase Elimination Half Life of Apremilast (t½) During the Extension Phase

Terminal phase elimination half-life (t1/2) was calculated as follows: t1/2 = 0.693/λz. The terminal elimination rate constant (λZ) was estimated by linear regression of the log-transformed concentration-time data. (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

Interventionhours (Geometric Mean)
Apremilast 20mg/30mg PO BID (Treatment + Extension Phase)6.287

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Time to Maximum Plasma Concentration (Tmax) During the Extension Phase

The time to reach Cmax (Tmax) was obtained directly from the observed concentration-time data on Day 169/170. Actual times utilized were used for reporting Tmax values. (NCT00521339)
Timeframe: Day 169 pre-dose, 0.5, 1, 2, 4, 8 12, 24 and 36 hours after AM dose

Interventionhours (Geometric Mean)
Apremilast 20mg BID/30mg PO BID (Treatment + Extension Phase)1.59

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Time to Maximum Plasma Concentration (Tmax) During the Treatment Phase

The time to reach Cmax (Tmax) was obtained directly from the observed concentration-time data on Day 85. Actual times utilized were used for reporting Tmax values. (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

Interventionhours (Median)
Apremilast 20mg2.00

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Percent Change From Baseline in the Interferon (INF) Gamma Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-37.6

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Percent Change From Baseline in the Interleukin (IL) IL-22 Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-100.0

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Percent Change From Baseline in the keratin16 (K16) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-78.6

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Percent Change From Baseline in the MX1 (Gene That Encodes the Interferon-induced p78 Protein) Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-52.6

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Percent Change From Baseline in the p40 Inflammatory Marker in Psoriatic Skin Biopsies

Inflammatory markers associated with psoriasis (using skin biopsies) were used to detect acute inflammation and as markers of treatment response. The inflammatory markers were measured using Reverse transcriptase polymerase chain reaction (RT-PCR) and the messenger Ribonucleic acid (mRNA) is being measured. (NCT00521339)
Timeframe: Baseline and Week 12

Interventionpercent change (Median)
Apremilast 20 mg PO BID (Treatment Phase)-86.7

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Accumulation Index (R)

Accumulation represents the relationship between the dosing interval and the rate of elimination for the drug. (NCT00521339)
Timeframe: Day 85 Pre-dose, 0.5, 1, 2, 4, 8, and 12 hours after the AM dose

Interventionratio (Geometric Mean)
Apremilast 20mg1.68

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Global Response Assessment

"The primary efficacy measure was a Global Response Assessment (GRA), a subject completed questionnaire that measures improvement in overall symptoms on a 7-point scale: Markedly Improved - 7, Moderately Improved - 6, Mildly Improved - 5, Same - 4, Mildly Worse - 3, Moderately Worse - 2, Markedly Worse - 1.~The primary outcome showing response to treatment was the number of subjects that were moderately or markedly improved on the GRA scale." (NCT00701311)
Timeframe: 12 weeks

Interventionparticipants (Number)
CC-100042

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Extension Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 52

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionunits on a scale (Mean)
Apremilast 10mg BID-5.8
Apremilast 20mg BID-6.1
Apremilast 30 mg BID-5.6
Placebo-Apremilast 20mg BID-6.8
Placebo-Apremilast 30 mg BID-4.9

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Extension Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 40

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 40 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionpercentage of participants (Number)
Apremilast 10mg BID8.5
Apremilast 20mg BID14.0
Apremilast 30 mg BID17.2
Placebo-Apremilast 20mg BID18.5
Placebo-Apremilast 30 mg BID22.2

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Extension Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 32

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 32 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionpercentage of participants (Number)
Apremilast 10mg BID10.6
Apremilast 20mg BID14.0
Apremilast 30 mg BID19.0
Placebo-Apremilast 20mg BID18.5
Placebo-Apremilast 30 mg BID25.9

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Extension Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at Week 52

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 52. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionpercentage of participants (Number)
Apremilast 10mg BID14.9
Apremilast 20mg BID22.0
Apremilast 30 mg BID36.2
Placebo-Apremilast 20mg BID37.0
Placebo-Apremilast 30 mg BID33.3

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Extension Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at Week 40

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 40 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionpercentage of participants (Number)
Apremilast 10mg BID21.3
Apremilast 20mg BID28.0
Apremilast 30 mg BID34.5
Placebo-Apremilast 20mg BID37.0
Placebo-Apremilast 30 mg BID44.4

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Extension Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at Week 32

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 32 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionpercentage of participants (Number)
Apremilast 10mg BID27.7
Apremilast 20mg BID38.0
Apremilast 30 mg BID46.6
Placebo-Apremilast 20mg BID33.3
Placebo-Apremilast 30 mg BID55.6

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Extension Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 52

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 52 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionpercentage of participants (Number)
Apremilast 10mg BID42.6
Apremilast 20mg BID48.0
Apremilast 30 mg BID72.4
Placebo-Apremilast 20mg BID55.6
Placebo-Apremilast 30 mg BID48.1

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Extension Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 40

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 16 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionpercentage of participants (Number)
Apremilast 10mg BID48.9
Apremilast 20mg BID62.0
Apremilast 30 mg BID82.8
Placebo-Apremilast 20mg BID63.0
Placebo-Apremilast 30 mg BID66.7

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Extension Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 32

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 32 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionpercentage of participants (Number)
Apremilast 10mg BID57.4
Apremilast 20mg BID72.0
Apremilast 30 mg BID86.2
Placebo-Apremilast 20mg BID74.1
Placebo-Apremilast 30 mg BID74.1

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Extension Study: Percent Change in PASI Score at Week 52

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionpercent change (Mean)
Apremilast 10mg BID-55.1
Apremilast 20mg BID-58.9
Apremilast 30 mg BID-65.3
Placebo-Apremilast 20mg BID-62.7
Placebo-Apremilast 30 mg BID-62.0

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Extension Study: Percent Change in PASI Score at Week 40

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionpercent change (Mean)
Apremilast 10mg BID-55.9
Apremilast 20mg BID-63.3
Apremilast 30 mg BID-71.1
Placebo-Apremilast 20mg BID-64.5
Placebo-Apremilast 30 mg BID-71.7

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Extension Study: Percent Change in PASI Score at Week 32

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionpercent change (Mean)
Apremilast 10mg BID-51.0
Apremilast 20mg BID-63.1
Apremilast 30 mg BID-72.7
Placebo-Apremilast 20mg BID-64.0
Placebo-Apremilast 30 mg BID-69.2

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Extension Study: Percent Change From Baseline in the Affected BSA at Week 52

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionpercent change (Mean)
Apremilast 10mg BID-53.1
Apremilast 20mg BID-58.3
Apremilast 30 mg BID-67.3
Placebo-Apremilast 20mg BID-67.4
Placebo-Apremilast 30 mg BID-64.9

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Extension Study: Percent Change From Baseline in the Affected BSA at Week 40

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionpercent change (Mean)
Apremilast 10mg BID-55.4
Apremilast 20mg BID-65.4
Apremilast 30 mg BID-74.3
Placebo-Apremilast 20mg BID-66.2
Placebo-Apremilast 30 mg BID-68.0

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Extension Study: Percent Change From Baseline in the Affected BSA at Week 32

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionpercent change (Mean)
Apremilast 10mg BID-47.1
Apremilast 20mg BID-65.1
Apremilast 30 mg BID-75.3
Placebo-Apremilast 20mg BID-62.6
Placebo-Apremilast 30 mg BID-66.7

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Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score at Week 52

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value.. (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionunits on a scale (Mean)
Apremilast 10mg BID1.2
Apremilast 20mg BID1.2
Apremilast 30 mg BID2.0
Placebo-Apremilast 20mg BID3.4
Placebo-Apremilast 30 mg BID0.3

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Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score (PCS) at Week 32

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionunits on a scale (Mean)
Apremilast 10mg BID1.4
Apremilast 20mg BID2.6
Apremilast 30 mg BID1.8
Placebo-Apremilast 20mg BID3.1
Placebo-Apremilast 30 mg BID1.5

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Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Mental Component Summary Score at Week 52

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionunits on a scale (Mean)
Apremilast 10mg BID5.1
Apremilast 20mg BID4.1
Apremilast 30 mg BID2.4
Placebo-Apremilast 20mg BID4.7
Placebo-Apremilast 30 mg BID3.4

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Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Mental Component Summary Score at Week 40

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionunits on a scale (Mean)
Apremilast 10mg BID5.4
Apremilast 20mg BID4.8
Apremilast 30 mg BID1.7
Placebo-Apremilast 20mg BID2.9
Placebo-Apremilast 30 mg BID3.8

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Extension Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Mental Component Summary Score at Week 32

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionunits on a scale (Mean)
Apremilast 10mg BID5.2
Apremilast 20mg BID3.8
Apremilast 30 mg BID2.9
Placebo-Apremilast 20mg BID4.6
Placebo-Apremilast 30 mg BID2.8

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Extension Study: Change From Baseline in Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score at Week 40

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionunits on a scale (Mean)
Apremilast 10mg BID-0.2
Apremilast 20mg BID1.6
Apremilast 30 mg BID1.7
Placebo-Apremilast 20mg BID3.2
Placebo-Apremilast 30 mg BID1.8

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Extension Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 40

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionunits on a scale (Mean)
Apremilast 10mg BID-5.5
Apremilast 20mg BID-6.6
Apremilast 30 mg BID-6.4
Placebo-Apremilast 20mg BID-7.1
Placebo-Apremilast 30 mg BID-5.9

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Extension Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 32

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionunits on a scale (Mean)
Apremilast 10mg BID-6.5
Apremilast 20mg BID-7.5
Apremilast 30 mg BID-6.0
Placebo-Apremilast 20mg BID-8.1
Placebo-Apremilast 30 mg BID5.5

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Core Study: Time to Maximum Plasma Concentration of Drug (Tmax)

Time to achieve maximum plasma concentration (tmax) observed at Week 24 (Time to achieve steady-state Tmax) (NCT00773734)
Timeframe: Week 24

Interventionhours (Median)
Apremilast 10mg BID1.00
Apremilast 20mg BID1.50
Apremilast 30 mg BID1.00

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Core Study: Time to Maximum Plasma Concentration of Drug (Tmax)

Time to achieve maximum plasma concentration (Cmax) observed at Week 14 (Time to achieve steady-state Tmax) (NCT00773734)
Timeframe: Week 14; Predose, 0.5, 1, 2, 3, 4, and 8 hours after the morning dose of apremilast

Interventionhours (Median)
Apremilast 10mg BID2.00
Apremilast 20mg BID2.00
Apremilast 30 mg BID1.00

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Core Study: Time to Achieve a PASI-75 Response During the Placebo Controlled Phase

For PASI-75 responders in the placebo-controlled period Weeks 0-16, time to achieve PASI-75 was defined as the time interval, inclusive between the date of randomization (day 1) and the date of the first assessment where PASI-75 is achieved. (NCT00773734)
Timeframe: Weeks 0 to 16

Interventionweeks (Median)
Placebo BID8.1
Apremilast 10mg BID10.0
Apremilast 20mg BID11.9
Apremilast 30 mg BID6.3

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Core Study: Time to Achieve a PASI-50 Response During the Placebo Controlled Phase

For PASI-50 responders in the placebo-controlled period weeks 0-16, time to achieve PASI-50 was defined as the time interval, inclusive between the date of randomization (day 1) and the date of the first assessment where PASI-50 was achieved. (NCT00773734)
Timeframe: Week 0 to 16

Interventionweeks (Median)
Placebo BID6.5
Apremilast 10mg BID5.9
Apremilast 20mg BID6.0
Apremilast 30 mg BID4.3

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Core Study: Percentage of Participants With a Static Physician Global Assessment (sPGA) Greater Than 2 at Baseline Who Achieved a Score of 0 or 1 at Week 16

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease (NCT00773734)
Timeframe: Week 0 to Week 16

Interventionpercentage of participants (Number)
Placebo12.6
Apremilast 10mg10.5
Apremilast 20mg25.0
Apremilast 30 mg33.7

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Core Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 24

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease (NCT00773734)
Timeframe: Week 0 and Week 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID13.5
Apremilast 20mg BID24.1
Apremilast 30 mg BID34.1
Placebo-Apremilast 20 mg BID41.2
Placebo-Apremilast 30 mg BID50.0

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Core Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 24

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 24. The improvement in PASI score was used as a measure of efficacy..The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionpercentage of participants (Number)
Apremilast 10mg4.5
Apremilast 20mg8.0
Apremilast 30 mg14.8
PBO-Apremilast 20mg BID14.7
Placebo-Apremilast 30 mg BID16.7

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Core Study: Percentage of Participants Who Achieved a 90% Improvement (Response) From Baseline in the PASI Score at Week 16

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI score was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 16

Interventionpercentage of participants (Number)
Placebo BID1.1
Apremilast 10mg BID4.5
Apremilast 20mg BID9.2
Apremilast 30 mg BID11.4

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Core Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in Psoriasis Area and Severity Index (PASI) at Week 16

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 and Week 16

Interventionpercentage of participants (Number)
Placebo BID5.7
Apremilast 10mg BID11.2
Apremilast 20mg BID28.7
Apremilast 30 mg BID40.9

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Core Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in PASI Score at Week 24

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 24. The improvement in PASI score was used as a measure of efficacy.The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head,trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID18.0
Apremilast 20mg BID26.4
Apremilast 30 mg BID39.8
PBO-Apremilast 20mg BID41.2
PBO-Apremilast 30 mg BID44.4

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Core Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at Week 24

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 24. The improvement in PASI score was used as a measure of efficacy. The PASI score was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID38.2
Apremilast 20mg49.4
Apremilast 30 mg BID65.9
Placebo-Apremilast 20mg BID61.8
PBO-Apremilast 30 mg BID75.0

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Core Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in PASI Score at Week 16

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy The PASI score was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 16

Interventionpercentage of participants (Number)
Placebo BID25.0
Apremilast 10mg BID38.2
Apremilast 20mg BID47.1
Apremilast 30 mg BID60.2

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Core Study: Percent Change From Baseline in the Percent of Affected Body Surface Area (BSA) During the Placebo Controlled Phase

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Week 16

Interventionpercent change (Least Squares Mean)
Placebo BID-8.0
Apremilast 10mg BID-28.3
Apremilast 20mg BID-38.0
Apremilast 30 mg BID-50.4

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Core Study: Percent Change From Baseline in the Percent of Affected Body Surface Area (BSA) During the Active Treatment Phase at Week 24

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionpercent change (Mean)
Apremilast 10mg BID-28.1
Apremilast 20mg BID-40.6
Apremilast 30 mg BID-54.0
Placebo-Apremilast 20 mg BID-52.5
Placebo-Apremilast 30 mg BID-54.2

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Core Study: Percent Change From Baseline in PASI Score at Week 24

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionpercent change (Mean)
Apremilast 10mg BID-36.3
Apremilast 20mg BID-46.5
Apremilast 30 mg BID-56.8
PBO-Apremilast 20mg BID-61.7
PBO-Apremilast 30 mg BID-61.7

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Core Study: Percent Change From Baseline in PASI Score at Week 16

The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score. (NCT00773734)
Timeframe: Week 0 to Week 16

InterventionPercent change (Least Squares Mean)
Placebo BID-20.3
Apremilast 10mg BID-34.0
Apremilast 20mg BID-45.4
Apremilast 30 mg BID-53.2

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Core Study: Peak; (Maximum) Plasma Concentration (Cmax) of Apremilast

The maximum observed plasma concentration of apremilast observed at Week 24 (steady-state Cmax) (NCT00773734)
Timeframe: Week 24

Interventionng/mL (Geometric Mean)
Apremilast 10mg BID238
Apremilast 20mg BID236
Apremilast 30 mg BID670

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Core Study: Peak; (Maximum) Plasma Concentration (Cmax) of Apremilast

The maximum observed plasma concentration of apremilast observed at Week 14 (steady-state Cmax) (NCT00773734)
Timeframe: Week 14; Predose, 0.5, 1, 2, 3, 4, and 8 hours after the morning dose of apremilast

Interventionng/mL (Geometric Mean)
Apremilast 10mg BID209
Apremilast 20mg BID298
Apremilast 30 mg BID637

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Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2; Physical Component Summary Score at Week 16

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to week 16

Interventionunits on a scale (Least Squares Mean)
Placebo BID0.7
Apremilast 10mg BID1.3
Apremilast 20mg BID2.1
Apremilast 30 mg BID0.8

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Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2; Mental Component Summary Score at Week 24

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionunits on a scale (Mean)
Apremilast 10mg BID2.8
Apremilast 20mg BID3.9
Apremilast 30 mg BID2.9
PBO-Apremilast 20mg BID2.8
PBO-Apremilast 30 mg BID0.5

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Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2; Mental Component Summary Score at Week 16

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo BID-0.6
Apremilast 10mg BID2.8
Apremilast 20mg BID2.9
Apremilast 30 mg BID3.0

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Core Study: Change From Baseline in the Medical Outcome Study Short Form 36-Item Health Survey (SF-36), Version 2 Physical Component Summary Score at Week 24

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionunits on a scale (Mean)
Apremilast 10mg BID1.1
Apremilast 20mg BID2.3
Apremilast 30 mg BID1.0
PBO-Apremilast 20mg BID2.5
PBO-Apremilast 30 mg BID2.7

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Core Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 24

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Week 24

Interventionunits on a scale (Mean)
Apremilast 10mg BID-3.4
Apremilast 20mg BID-6.2
Apremilast 30 mg BID-4.9
Placebo-Apremilast (APR) 20 mg BID-6.4
Placebo-Apremilast 30 mg BID-5.4

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Core Study: Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 16

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo BID-1.9
Apremilast 10mg BID-3.2
Apremilast 20mg BID-5.9
Apremilast 30 mg BID-4.4

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Core Study: Area Under the Plasma Concentration-time Curve (AUC0-8)

Area under the concentration versus time curve from time 0 (pre-dose) to 8 hours, calculated using the linear trapezoid rule. (NCT00773734)
Timeframe: Week 14; Predose, 0.5, 1, 2, 3, 4, and 8 hours after the morning dose of apremilast

Interventionng*h/mL (Geometric Mean)
Apremilast 10mg BID1008
Apremilast 20mg BID1591
Apremilast 30 mg BID3467

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Core Study: Area Under the Plasma Concentration-time Curve (AUC0-8)

Area under the concentration versus time curve from time 0 (pre-dose) to 8 hours, calculate using the linear trapezoid rule. (NCT00773734)
Timeframe: Week 24

Interventionng*h/mL (Geometric Mean)
Apremilast 10mg1200
Apremilast 20mg1257
Apremilast 30 mg3477

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Time to Loss of 50% of the PASI Response During the Observational Follow-up Phase Relative to the End of Treatment (Participants Who Had at Least a PASI-50 Response at the End of Treatment Phase)

Time to loss of response was modified to be 50% loss in the PASI response observed at the end of treatment for participants who achieved at least a PASI-50 at the end of treatment. This definition was changed since participants may have already lost their maximal PASI response prior to enrollment into the Observation Follow-up Phase. Included all participants that enrolled into the observational follow-up phase after the treatment phase. (NCT00773734)
Timeframe: Up to 4 weeks after the last dose

Interventionweeks (Median)
Apremilast 10mg BIDNA
Apremilast 20mg BIDNA
Apremilast 30 mg BIDNA
Placebo-Apremilast 20mg BIDNA
Placebo-Apremilast 30 mg BID5.3

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Number of Participants With Treatment Emergent Adverse Events (TEAE) in the Placebo Controlled Phase

An AE was any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT00773734)
Timeframe: Week 0 to Week 16; up to data cut off of 21 July 2011

,,,
Interventionparticipants (Number)
Any treatment emergent AEAny drug-related TEAEAny severe TEAEAny serious TEAEAny serious drug-related≥ 1 TEAE leading to drug interruption≥ 1 TEAE leading to drug withdrawal≥ 1 TEAE leading to death
Apremilast 10mg BID5920100320
Apremilast 20mg BID6723530380
Apremilast 30 mg BID72325406120
Placebo5711320451

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Number of Participants With Treatment Emergent Adverse Events (TEAE) in the Apremilast Exposure Period

An AE was any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT00773734)
Timeframe: Week 0-88; up to data cut off of 21 July 2011

,,
Interventionparticipants (Number)
Any treatment emergent AEAny drug-related TEAEAny severe TEAEAny serious TEAEAny serious drug-related≥ 1 TEAE leading to drug interruption≥ 1 TEAE leading to drug withdrawal≥ 1 TEAE leading to death
Apremilast 10mg BID6723310350
Apremilast 20mg BID973198111110
Apremilast 30 mg BID1104513609150

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Number of Participants With Treatment Emergent Adverse Events (TEAE) in the Apremilast Exposure Period

An AE was any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT00773734)
Timeframe: Week 0 to 6 years of study treatment; maximum duration of exposure was 314.6 weeks

,,
Interventionparticipants (Number)
Any treatment emergent AEAny drug-related TEAEAny severe TEAEAny serious TEAEAny serious drug-related≥ 1 TEAE leading to drug interruption≥ 1 TEAE leading to drug withdrawal≥ 1 TEAE leading to death
Apremilast 10mg BID6723420350
Apremilast 20mg BID9732109111110
Apremilast 30 mg BID11146146010160

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LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 4 Years

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercentage of participants (Number)
Apremilast 10mg BID20.0
Placebo-Apremilast 20 mg BID0.0
Apremilast 20mg BID0.0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID30.0

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LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 3 Years

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease (NCT00773734)
Timeframe: Week 0 and month 36

Interventionpercentage of participants (Number)
Apremilast 10mg BID60.0
Placebo-Apremilast 20 mg BID0.0
Apremilast 20mg BID0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID30.0

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LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 2 Years

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID20.0
Placebo-Apremilast 20 mg BID0.00
Apremilast 20mg BID10.0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID40.0

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LTE Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at 18 Months

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercentage of participants (Number)
Apremilast 10mg BID60.0
Placebo-Apremilast 20 mg BID0.0
Apremilast 20mg BID20.0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID60.0

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LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 4 Years

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 196 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercentage of participants (Number)
Apremilast 10mg BID0.0
Placebo-Apremilast 20mg BID0.0
Apremilast 20mg BID0.0
Placebo-Apremilast 30 mg BID0.0
Apremilast 30 mg BID20.0

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LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 3 Years

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 148 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionpercentage of participants (Number)
Apremilast 10mg BID20.0
Placebo-Apremilast 20mg BID0.0
Apremilast 20mg BID10.0
Placebo-Apremilast 30 mg BID0.0
Apremilast 30 mg BID20.0

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LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 2 Years

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 100 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID0.0
Placebo-Apremilast 20mg BID0
Apremilast 20mg BID10.0
Placebo-Apremilast 30 mg BID0.0
Apremilast 30 mg BID30.0

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LTE Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at 18 Months

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 76 of the long-term extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercentage of participants (Number)
Apremilast 10mg BID0.0
Placebo-Apremilast 20mg BID0.0
Apremilast 20mg BID10.0
Placebo-Apremilast 30 mg BID0.0
Apremilast 30 mg BID30.0

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LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 4 Years

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercentage of participants (Number)
Apremilast 10mg BID40.0
Placebo-Apremilast 20mg BID0.0
Apremilast 20mg BID0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID30.0

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LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 3 Years

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionpercentage of participants (Number)
Apremilast 10mg BID60.0
Placebo-Apremilast 20mg BID25.0
Apremilast 20mg BID10.0
Placebo-Apremilast 30 mg BID0.0
Apremilast 30 mg BID30.0

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LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 2 Years

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID20.0
Placebo-Apremilast 20mg BID0.0
Apremilast 20mg BID30.0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID50.0

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LTE Study: Percentage of Participants Who Achieved a 75% Improvement (Response) in the PASI Score at 18 Months

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercentage of participants (Number)
Apremilast 10mg BID60.0
Placebo-Apremilast 20mg BID0.0
Apremilast 20mg BID40.0
Placebo-Apremilast 30 mg BID0.0
Apremilast 30 mg BID50.0

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LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 4 Years

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercentage of participants (Number)
Apremilast 10mg BID40.0
Placebo-Apremilast 20mg BID25.0
Apremilast 20mg BID20.0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID40.0

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LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 3 Years

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionpercentage of participants (Number)
Apremilast 10mg BID60.0
Placebo-Apremilast 20mg BID50.0
Apremilast 20mg BID30.0
Placebo-Apremilast 30 mg BID50.0
Apremilast 30 mg BID60.0

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LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 2 Years

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercentage of participants (Number)
Apremilast 10mg BID60.0
Placebo-Apremilast 20mg BID50.0
Apremilast 20mg BID50.0
Placebo-Apremilast 30 mg BID25.0
Apremilast 30 mg BID90.0

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LTE Study: Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score at 18 Months

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercentage of participants (Number)
Apremilast 10mg BID100.0
Placebo-Apremilast 20mg BID50.0
Apremilast 20mg BID70.0
Placebo-Apremilast 30 mg BID50.0
Apremilast 30 mg BID100

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LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 4 Years

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercent change (Mean)
Apremilast 10mg BID-75.0
Placebo-Apremilast 20 mg BID-50.6
Apremilast 20mg BID-72.4
Placebo-Apremilast 30 mg BID-75.0
Apremilast 30 mg BID-86.1

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LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 3 Years

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionpercent change (Mean)
Apremilast 10mg BID-86.1
Placebo-Apremilast 20 mg BID-63.4
Apremilast 20mg BID-58.4
Placebo-Apremilast 30 mg BID-39.1
Apremilast 30 mg BID-78.5

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LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 2 Years

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercent change (Mean)
Apremilast 10mg BID-64.7
Placebo-Apremilast 20 mg BID-66.2
Apremilast 20mg BID-74.5
Placebo-Apremilast 30 mg BID-24.7
Apremilast 30 mg BID-74.5

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LTE Study: Percent Change From Baseline in the Percent of the Affected Body Surface Area (BSA) at 18 Months

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercent change (Mean)
Apremilast 10mg BID-71.1
Placebo-Apremilast 20 mg BID-73.9
Apremilast 20mg BID-74.2
Placebo-Apremilast 30 mg BID-44.2
Apremilast 30 mg BID-76.7

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LTE Study: Percent Change From Baseline in PASI Score at 4 Years

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercent change (Mean)
Apremilast 10mg BID-82.5
PBO-Apremilast 20mg BID-52.0
Apremilast 20mg BID-54.3
PBO-Apremilast 30 mg BID-80.0
Apremilast 30 mg BID-85.0

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LTE Study: Percent Change From Baseline in PASI Score at 3 Years

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionpercent change (Mean)
Apremilast 10mg BID-87.7
PBO-Apremilast 20mg BID-69.0
Apremilast 20mg BID-48.8
PBO-Apremilast 30 mg BID-48.0
Apremilast 30 mg BID-80.0

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LTE Study: Percent Change From Baseline in PASI Score at 2 Years

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercent change (Mean)
Apremilast 10mg BID-57.8
PBO-Apremilast 20mg BID-64.5
Apremilast 20mg BID-65.9
PBO-Apremilast 30 mg BID-46.0
Apremilast 30 mg BID-78.4

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LTE Study: Percent Change From Baseline in PASI Score at 18 Months

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling were scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions was scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) was multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. The values for each anatomic region were summed to yield the PASI score (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercent change (Mean)
Apremilast 10mg BID-71.8
PBO-Apremilast 20mg BID-60.5
Apremilast 20mg BID-65.3
PBO-Apremilast 30 mg BID-50.0
Apremilast 30 mg BID-77.3

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LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 4 Years

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionpercent change (Median)
Apremilast 10mg BID-75.0
Placebo-Apremilast 20 mg BID-50.6
Apremilast 20mg BID-73.5
Placebo-Apremilast 30 mg BID-75.0
Apremilast 30 mg BID-91.9

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LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 3 Years

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionpercent change (Median)
Apremilast 10mg BID-85.7
Placebo-Apremilast 20 mg BID-63.4
Apremilast 20mg BID-60.9
Placebo-Apremilast 30 mg BID-52.2
Apremilast 30 mg BID-81.0

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LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 2 Years

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionpercent change (Median)
Apremilast 10mg BID-60.5
Placebo-Apremilast 20 mg BID-66.2
Apremilast 20mg BID-75.0
Apremilast 30 mg BID-41.5
Placebo-Apremilast 30 mg BID-77.4

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LTE Study: Median Percent Change From Baseline in the Affected Body Surface Area (BSA) at 18 Months

"The overall BSA affected by psoriasis was estimated by comparison of the size of the affected area to the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionpercent change (Median)
Apremilast 10mg BID-78.6
Placebo-Apremilast 20 mg BID-73.9
Apremilast 20mg BID-73.3
Placebo-Apremilast 30 mg BID-49.2
Apremilast 30 mg BID-86.4

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form,SF-36, Version 2; Physical Component Summary Score at 18 Months

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionunits on a scale (Mean)
Apremilast 20mg BID10.2

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Physical Component Summary Score at 4 Years

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionunits on a scale (Mean)
Apremilast 10mg BID1.4
Placebo-Apremilast 20mg BID2.0
Apremilast 20mg BID-4.1
Placebo-Apremilast 30 mg BID10.2
Apremilast 30 mg BID9.4

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Physical Component Summary Score at 3 Years

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionunits on a scale (Mean)
Apremilast 10mg BID6.6
Placebo-Apremilast 20mg BID1.0
Apremilast 20mg BID-0.1
Placebo-Apremilast 30 mg BID4.4
Apremilast 30 mg BID4.2

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Physical Component Summary Score at 2 Years

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionunits on a scale (Mean)
Apremilast 10mg BID4.1
Placebo-Apremilast 20mg BID3.7
Apremilast 20mg BID1.0
Placebo-Apremilast 30 mg BID2.4
Apremilast 30 mg BID5.0

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 4 Years

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionunits on a scale (Mean)
Apremilast 10mg BID-1.1
Placebo-Apremilast 20mg BID4.1
Apremilast 20mg BID-1.0
Placebo-Apremilast 30 mg BID17.6
Apremilast 30 mg BID1.2

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 3 Years

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionunits on a scale (Mean)
Apremilast 10mg BID6.0
Placebo-Apremilast 20mg BID-2.7
Apremilast 20mg BID3.6
Placebo-Apremilast 30 mg BID2.1
Apremilast 30 mg BID2.4

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 2 Years

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionunits on a scale (Mean)
Apremilast 10mg BID5.0
Placebo-Apremilast 20mg BID2.0
Apremilast 20mg BID5.2
Placebo-Apremilast 30 mg BID4.5
Apremilast 30 mg BID0.2

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LTE Study: Change From Baseline in the Medical Outcome Study Short Form, SF-36, Version 2; Mental Component Summary Score at 18 Months

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionunits on a scale (Mean)
Apremilast 20mg BID-2.8

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LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 4 Years

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Month 48

Interventionunits on a scale (Mean)
Apremilast 10mg BID-6.0
Placebo-Apremilast 20mg BID-9.0
Apremilast 20mg BID-3.5
Placebo-Apremilast 30 mg BID-7.0
Apremilast 30 mg BID-10.3

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LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 3 Years

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Month 36

Interventionunits on a scale (Mean)
Apremilast 10mg BID-11.7
Placebo-Apremilast 20mg BID-3.0
Apremilast 20mg BID-4.2
Placebo-Apremilast 30 mg BID-2.0
Apremilast 30 mg BID-6.0

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LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 2 Years

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Month 24

Interventionunits on a scale (Mean)
Apremilast 10mg BID-5.2
Placebo-Apremilast 20mg BID-13.5
Apremilast 20mg BID-5.9
Placebo-Apremilast 30 mg BID-1.8
Apremilast 30 mg BID-6.8

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LTE Study: Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at 18 Months

The DLQI was a validated, self-administered, 10-item questionnaire that measures the impact of skin disease on subjects' quality of life, based on recall over the past week. Domains include symptoms, feelings, daily activities, social, leisure, work or studying, personal relationships and treatment. Each question on the extent of the impact of skin disease was answered on a scale of 0 (not at all) to 3 (very much); the total DLQI score ranged from 0 to 30. A DLQI score greater than 10 is indicative of severe psoriasis. (NCT00773734)
Timeframe: Week 0 to Month 18

Interventionunits on a scale (Mean)
Apremilast 20mg BID-6.5

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Extension Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 52

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease. (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionpercentage of participants (Number)
Apremilast 10mg BID12.8
Apremilast 20mg BID10.0
Apremilast 30 mg BID22.4
Placebo-Apremilast 20mg BID33.3
Placebo-Apremilast 30 mg BID22.2

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Extension Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 40

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less disease. (NCT00773734)
Timeframe: Week 0 to Week 40

Interventionpercentage of participants (Number)
Apremilast 10mg BID23.4
Apremilast 20mg BID18.0
Apremilast 30 mg BID29.3
Placebo-Apremilast 20mg BID29.6
Placebo-Apremilast 30 mg BID37.0

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Extension Study: Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of 0 or 1 at Week 32

The sPGA was a measure of psoriasis disease severity at the time of evaluation by the investigator. It does not compare assessments across visits or rely on investigator recall of prior disease severity. The sPGA was a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examined all of the lesions on the participant and assigned a score ranging from 0 to 5 for thickness, erythema and degree of scaling . Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equaled the overall sPGA score. Fractional values for the sPGA were rounded to the next highest integer (eg, a score of 3.5 was rounded to 4, 3.4 was rounded to 3). A lower sPGA score was associated with less severe disease. (NCT00773734)
Timeframe: Week 0 to Week 32

Interventionpercentage of participants (Number)
Apremilast 10mg BID23.4
Apremilast 20mg BID26
Apremilast 30 mg BID44.8
Placebo-Apremilast 20mg BID33.3
Placebo-Apremilast 30 mg BID59.3

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Extension Study: Percentage of Participants Who Achieved a 90% Improvement (Response) in the PASI Score at Week 52

PASI-90 response is the percentage of participants who achieved at least a 90% reduction (improvement) from baseline in PASI score at Week 52 of the extension study. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). (NCT00773734)
Timeframe: Week 0 to Week 52

Interventionpercentage of participants (Number)
Apremilast 10mg BID4.3
Apremilast 20mg BID10.0
Apremilast 30 mg BID13.8
Placebo-Apremilast 20mg BID14.8
Placebo-Apremilast 30 mg BID11.1

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Global Response Assessment

"The primary efficacy measure was a Global Response Assessment (GRA), a subject completed questionnaire that measures improvement in overall symptoms. The GRA is a 7-point scale the allows the subject to respond to the question: As compared to when you started the study, overall how do you feel? The responses are: Markedly Improved - 7, Moderately Improved - 6, Mildly Improved - 5, Same - 4, Mildly Worse - 3, Moderately Worse - 2, Markedly Worse - 1.~The primary outcome showing response to treatment was the number of subjects that were moderately or markedly improved on the GRA scale." (NCT00814632)
Timeframe: 12 weeks

Interventionparticipants (Number)
Study Drug CC 100045

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Percentage of Participants Who Were Genital Ulcer-free (Complete Response) at Day 85

The percentage of participants who were genital ulcer-free (complete response: free from active genital ulcers) (NCT00866359)
Timeframe: Baseline to Day 85

Interventionpercentage of participants (Number)
Placebo (Oral) BID50
Apremilast 30mg (Oral) BID100

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Change From Baseline in the Disease Activity as Measured by BD Current Activity Form/Index Score on Day 85

The Behçet's Disease Current Activity Index consists of three component scores, a participant's perception of disease activity, a clinician's overall perception of disease activity and a Behçet's Disease Current Activity Index Score. The score ranges from 0 to 12. A higher score indicates higher level of disease activity (worsening) and a negative change from baseline indicates improvement. (NCT00866359)
Timeframe: Day 1 to Day 85 or to early termination visit

Interventionunits on a scale (Least Squares Mean)
Placebo-0.1
Apremilast 30mg (Oral) BID-1.2

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Number of Oral Ulcers at Day 169

The number of oral ulcers were counted at Day 169 in reference to the participants' first day of active treatment (Day 1 or Day 85). (NCT00866359)
Timeframe: Day 169

Interventionulcers/participant (Mean)
Placebo/Apremilast 30 mg0.4
Apremilast 30 mg /Apremilast 30mg BID (Oral)0.6

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Number of Oral Ulcers at Day 197

The number of oral ulcers were counted at each visit and at the end of the treatment period (starting point was at baseline). (NCT00866359)
Timeframe: Day 197

Interventionulcers/participants (Mean)
Placebo/Apremilast 30 mg1.6
Apremilast 30 mg /Apremilast 30mg BID (Oral)1.7

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Number of Oral Ulcers at Day 85

The number of oral ulcers were counted at each visit and at the end of the treatment period (starting point was at baseline). (NCT00866359)
Timeframe: Day 85

Interventionulcers/participants (Least Squares Mean)
Placebo (Oral) BID2.0
Apremilast 30mg (Oral) BID0.4

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Change From Baseline in the Disease Activity as Measured by BD Current Activity Form/Index Score on Day 197

The Behçet's Disease Current Activity Index consists of three component scores, a participant's perception of disease activity, a clinician's overall perception of disease activity and a Behçet's Disease Current Activity Index Score. The score ranges from 0 to 12. A higher score indicates higher level of disease activity (worsening) and a negative change from baseline indicates improvement. (NCT00866359)
Timeframe: Day 1 to Day 197

Interventionunits on a scale (Mean)
Placebo/Apremilast 30 mg-0.6
Apremilast 30 mg/Apremilast 30mg BID-1.2

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Behçet's Disease (BD) Current Activity Index Form Score at Day 169

The Behçet's Disease Current Activity Index consists of three component scores, a participant's perception of disease activity, a clinician's overall perception of disease activity and a Behçet's Disease Current Activity Index Score. The score ranges from 0 to 12. A higher score indicates higher level of disease activity (worsening) and a negative change from baseline indicates improvement. (NCT00866359)
Timeframe: Day 169

Interventionunits on a scale (Mean)
Placebo/Apremilast 30 mg1.4
Apremilast 30mg/Apremilast 30mg1.6

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Area Under the Curve (AUC) for the Number of Oral Ulcers From Day 1 to 85

Area under curve (AUC^85) from Day 1 to Day 85 for the number of oral ulcers per day was determined using the trapezoidal rule and divided by the days between the date of the last observation and baseline. The AUC was determined using the LOCF approach to impute missing values. (NCT00866359)
Timeframe: Day 1 to Day 85

Interventiontotal AUC (#ulcers*days) (Least Squares Mean)
Placebo (Oral) BID157.82
Apremilast 30mg (Oral) BID67.74

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Area Under the Curve (AUC) for the Number of Oral Plus Genital Ulcers From Day 1 to 85

Area under curve (AUC) from Day 1 to Day 85 (AUC^85) for the number of oral plus genital ulcers per day was determined using the trapezoidal rule and divided by the days between the date of the last observation and baseline. The AUC was determined using the LOCF approach to impute missing values. (NCT00866359)
Timeframe: Day 1 to Day 85

Interventiontotal AUC (#ulcers*days) (Mean)
Placebo (Oral) BID193.95
Apremilast 30mg (Oral) BID65.79

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Pain of Oral Ulcers as Measured by VAS (VAS Score) at Day 169

A 100-mm VAS pain scale for oral ulcers was completed by the participant at timepoints specified in the protocol. Each 100-mm VAS was presented to the participant on a single sheet of bond paper. The participant was asked to draw a single line perpendicular to the VAS line at the point that represented the severity of their pain during the previous week, with 0 mm (the left-hand end of the scale) representing no pain and 100 mm (the right-hand end of the scale) representing the worst pain imaginable. The distance of the perpendicular line from the left-hand end of the scale was measured by ruler and recorded. When responding to a VAS item, participants specify their level of agreement to a statement by indicating a position along a continuous line between two end-points. (NCT00866359)
Timeframe: Day 169

Interventionunits on a scale (Mean)
Placebo/Apremilast 30 mg9.6
Apremilast 30 mg /Apremilast 30mg BID (Oral)9.7

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Pain of Oral Ulcers as Measured by VAS (VAS Score) at Day 197

A 100-mm VAS pain scale for oral ulcers was completed by the participant at timepoints specified in the protocol. Each 100-mm VAS was presented to the participant on a single sheet of bond paper. The participant was asked to draw a single line perpendicular to the VAS line at the point that represented the severity of their pain during the previous week, with 0 mm (the left-hand end of the scale) representing no pain and 100 mm (the right-hand end of the scale) representing the worst pain imaginable. The distance of the perpendicular line from the left-hand end of the scale was measured by ruler and recorded. When responding to a VAS item, participants specify their level of agreement to a statement by indicating a position along a continuous line between two end-points. (NCT00866359)
Timeframe: Day 197

Interventionunits on a scale (Mean)
Placebo/Apremilast 30 mg21.0
Apremilast 30 mg /Apremilast 30mg BID (Oral)27.2

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Number of Treatment Emergent Adverse Events (TEAE) During the Placebo Controlled Treatment Phase

A Treatment Emergent Adverse Event (TEAE) was defined as any AE occurring or worsening on or after the first treatment of any study drug, and within 28 days after the last dose of the last study drug. A treatment related toxicity was considered by the investigator to be not suspected or suspected. Severity grades according to Common Terminology Criteria for Adverse Events v3.0 (CTCAE) on a 1-5 scale: Grade 1= Mild AE, Grade 2= Moderate AE, Grade 3= Severe AE, Grade 4= Life-threatening or disabling AE, Grade 5=Death related to AE. (NCT00866359)
Timeframe: Day 1 to Day 85; maximum exposure to study drug was 13 weeks during treatment phase

,
Interventionparticipants (Number)
Any TEAEAny drug related TEAEAny severe TEAEAny serious TEAEAny serious drug related TEAEAny TEAE leading to drug interruptionAny TEAE leading to drug withdrawal
Apremilast 30mg (Oral) BID493052014
Placebo (Oral) BID502453105

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Percentage of Participants Who Were Oral Ulcer-free (Complete Response), or Whose Oral Ulcers Were Reduced by ≥ 50%, (Partial Response)

Comparison of the percentage of participants who were oral ulcer-free (complete response: free from active oral ulcers), or whose oral ulcers were reduced by ≥ 50%, (partial response) between the apremilast-treated and the placebo-treated groups. In this case, partial response also includes complete response. (NCT00866359)
Timeframe: Baseline and Day 85

,
Interventionpercentage of participants (Number)
Complete ResponsePartial Response
Apremilast 30mg (Oral) BID70.989.1
Placebo (Oral) BID28.650.0

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Pain of Oral Ulcers as Measured by Visual Analog Scale (VAS) at Day 85

A 100-mm VAS pain scale for oral ulcers was completed by the participant at timepoints specified in the protocol. Each 100-mm VAS was presented to the participant on a single sheet of bond paper. The participant was asked to draw a single line perpendicular to the VAS line at the point that represented the severity of their pain during the previous week, with 0 mm (the left-hand end of the scale) representing no pain and 100 mm (the right-hand end of the scale) representing the worst pain imaginable. The distance of the perpendicular line from the left-hand end of the scale was measured by ruler and recorded. When responding to a VAS item, participants specify their level of agreement to a statement by indicating a position along a continuous line between two end-points. (NCT00866359)
Timeframe: Day 85

Interventionunits on a scale (Least Squares Mean)
Placebo (Oral) BID36.7
Apremilast 30mg (Oral) BID9.9

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Percentage of Participants Who Were Genital Ulcer-free (Complete Response)

The percentage of participants who were genital ulcer-free (complete response: free from active genital ulcers) (NCT00866359)
Timeframe: Day 1 to Day 197

Interventionpercentage of participants (Number)
Placebo/Apremilast 30 mg100
Apremilast 30mg/Apremilast 30mg100

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Percentage of Participants Who Were Genital Ulcer-free (Complete Response) at Day 169

The percentage of participants who were genital ulcer-free (complete response: free from active genital ulcers) (NCT00866359)
Timeframe: Day 1 to Day 169

Interventionpercentage of participants (Number)
Placebo/Apremilast 30 mg66.7
Apremilast 30mg/Apremilast 30mg100

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Summary of Treatment Emergent Adverse Events During the Active Treatment-Extension Phase

A Treatment Emergent Adverse Event (TEAE) is as any AE occurring or worsening on or after the first treatment of any study drug, and within 28 days after the last dose of the last study drug. A treatment related toxicity was considered by the investigator to be not suspected or suspected. Severity grades according to Common Terminology Criteria for Adverse Events v3.0 (CTCAE) on a 1-5 scale: Grade 1= Mild AE, Grade 2= Moderate AE, Grade 3= Severe AE, Grade 4= Life-threatening or disabling AE, Grade 5=Death related to AE. (NCT00866359)
Timeframe: Day 1 to Day 197; maximum exposure was 25.1 weeks

,
Interventionparticpants (Number)
Any TEAEAny drug related TEAEAny severe TEAEAny serious TEAEAny serious drug related TEAETEAE leading to drug interuptionTEAE leading to drug withdrawal
Apremilast 30 mg BID/Apremilast 30mg BID (Oral)5033115117
Placebo BID/Apremilast 30 BID (Oral)392011001

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Number of New Manifestations of Behçet's Disease or Flare That Were Not Present at Day 1

"A flare was defined as the development of new manifestations of BD or worsening of existing disease, meeting the following criteria:~Organ involvement: any major organ involvement (eg, central nervous system, gastrointestinal tract);~Oral/genital ulcers: ≥ 100% increase in the number of oral or genital ulcers from Day 1 or a minimum increase of 3 in the number of oral or genital ulcers, whichever is greater;~Arthritis: ≥ 50% increase in the number of swollen joints, or a minimum increase of 3 swollen joints, whichever is greater;~Skin lesions (non-oral/genital ulcers): ≥ 50% increase in the total score of the Physician's Global Assessment of Skin Lesions, or a minimum increase of 2 in the total score of the Physician's Global Assessment of Skin Lesions, whichever is greater;~New onset or worsening of existing Behçet Disease-related inflammatory eye disease requiring initiation of immunosuppressive therapy (uveitis)." (NCT00866359)
Timeframe: Day 1 to Day 169

,
Interventionparticipants (Number)
Participants who experienced a disease flareParticipants with new onset or worsening uveitis
Apremilast 30mg/Apremilast 30mg192
Placebo/Apremilast 30 mg151

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Sum of the Number Oral Ulcers, Genital Ulcers or Oral Plus Genital Ulcers at Day 85

Sum of the number oral ulcers, genital ulcers or oral plus genital ulcers at Day 85 (NCT00866359)
Timeframe: Day 85

InterventionUlcers/participants (Least Squares Mean)
Placebo (Oral) BID2.3
Apremilast 30mg (Oral) BID0.6

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Number of New Manifestations of Behçet's Disease or Flare During the Placebo Controlled Treatment Phase

"A flare was defined as the development of new manifestations of BD or worsening of existing disease, meeting the following criteria:~Organ involvement: any major organ involvement (eg, central nervous system, gastrointestinal tract);~Oral/genital ulcers: ≥ 100% increase in the number of oral or genital ulcers from Day 1 or a minimum increase of 3 in the number of oral or genital ulcers, whichever is greater;~Arthritis: ≥ 50% increase in the number of swollen joints, or a minimum increase of 3 swollen joints, whichever is greater;~Skin lesions (non-oral/genital ulcers): ≥ 50% increase in the total score of the Physician's Global Assessment of Skin Lesions, or a minimum increase of 2 in the total score of the Physician's Global Assessment of Skin Lesions, whichever is greater'~New onset or worsening of existing Behçet Disease-related inflammatory eye disease requiring initiation of immunosuppressive therapy (uveitis)." (NCT00866359)
Timeframe: Day 1 to Day 85

,
Interventionparticipants (Number)
Participants who had disease flareParticipants with new onset or worsening uveitis
Apremilast 30mg (Oral) BID120
Placebo (Oral) BID273

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Improvement in Prurigo Nodularis

(NCT00869089)
Timeframe: 24 weeks

Interventionparticipants (Number)
Response to treatmentMinimal or no response to treatment
CC-1000402

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Number of Patients Achieving an Improvement (Decrease) in IGA (Investigator Global Assessment) by Two or More Points

Improvement in IGA (Investigator Global Assessment) by two or more points on a five point scale, with 0 being no disease activity and 5 being maximum disease activity, at week 12 (NCT00931242)
Timeframe: 12 weeks

Interventionparticipants (Number)
Apremilast2

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Number of Patients Achieving 75% Reduction in Eczema Area and Severity Index (EASI) Score at Week 12 in Reference to Week 0

EASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, edema, lichenification, and excoriations/erosions are scored on a scale of 0 (none) to 3 (severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 to 6. The total qualitative score is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant and summed to yield the EASI score. (NCT00931242)
Timeframe: 12 weeks

Interventionparticipants (Number)
Apremilast1

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Number of Patients Achieving 50% Reduction in Eczema Area and Severity Index (EASI) Score at Week 12 in Reference to Week 0

EASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, edema, lichenification, and excoriations/erosions are scored on a scale of 0 (none) to 3 (severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 to 6. The total qualitative score is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant and summed to yield the EASI score. (NCT00931242)
Timeframe: 12 weeks

Interventionparticipants (Number)
Apremilast2

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The Safety and Tolerability of Apremilast in AS, Number of Participants With Adverse Events

To evaluate the safety and tolerability of Apremilast in AS, the investigator recorded the incidence of adverse events. (NCT00944658)
Timeframe: 16 weeks

InterventionParticipants (Count of Participants)
Placebo17
Apremilast18

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Effect of Apremilast in Patients With AS, Changes in BASFI Score

Bath Ankylosing Spondylitis Functional Index (BASFI), 0 - 10 score, higher reduction in the scores suggest better suboptimal control of disease. (NCT00944658)
Timeframe: Baseline and 12 weeks

Interventionunits on a scale (Mean)
Placebo-0.28
Apremilast-1.74

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Changes of Apremilast on the Signs and Symptoms of AS, Night Pain From Baseline

"This endpoint the night time pain score change was recorded by questionnaire to evaluate the Apremilast effect on symptom, higher reduction better improvement.~scale is 0-10" (NCT00944658)
Timeframe: Baseline and 12 weeks

Interventionscore on a scale (Mean)
Placebo-0.23
Apremilast-0.81

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Changes of Apremilast in Patients With AS, Changes in BASDAI Score From Baseline

Bath Ankylosing Spondylitis Disease Activity Index (BASDAI), 0 - 10 score, higher reduction in the scores suggest better suboptimal control of disease. (NCT00944658)
Timeframe: Baseline and 12 weeks

Interventionunits on a scale (Mean)
Placebo-0.77
Apremilast-1.59

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Change From Visit 8 (Week 12) in Telangiectasia Count at Visit 9 (Week 16)

(NCT01045551)
Timeframe: Week 12, Week 16

Interventiontelangiectasia count (Mean)
Open Label Apremilast 20 mg (Twice Per Day)0.2000

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Change From Baseline in the Total Number of Papulopustular Lesions at Week 12

Papule and pustule count consisted of direct measurement of the number of papules/pustules on the face. Papule and pustule count, compared between baseline and end of treatment Week 12 was calculated (NCT01045551)
Timeframe: Baseline to Week 12

Interventionpapule count (Mean)
Open Label Apremilast 20 mg (Twice Per Day)-0.2

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Change From Baseline in Telangiectasia Count at Visit 8 (Week 12)

physician count of telangiectasias on the face at visit 1 (baseline) compared to at visit 8 (week 12) (NCT01045551)
Timeframe: Baseline, Week 12

Interventiontelangiectasia count (Mean)
Open Label Apremilast 20 mg (Twice Per Day)0

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Change From Baseline in Erythema Rating Visit 8 (Week 12)

The change in the Physician Overall Erythema Severity. Scale range 0 - 3. 0 = none/absent, 1 = mild, 2 = moderate, 3 = severe. 0 is considered a better outcome, 3 is considered a worse outcome. (NCT01045551)
Timeframe: Baseline, Week 12

Interventionunits on a scale (Mean)
Apremilast 20 mg (Twice Per Day)-0.7000

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Change in Physician 7 Point Global Assessment From Baseline to Week 12

The Physician Global 7-point Assessment. Scale range: 0-7. 0 = clear, 1 = minimal, 2 = mild, 3 = mild to moderate, 4= moderate, 5= moderate to severe, 6 = severe. 0 is a better outcome, 6 is a worse outcome. No subscales were used. (NCT01045551)
Timeframe: Baseline, week 12

Interventionunits on a scale (Mean)
Apremilast 20 mg (Twice Per Day)-0.90000

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The Secondary Outcome Measure Will be Efficacy, as Measured by the Number of Participants Experiencing a 30% Decreased in the CDASI-a Score at 12 Weeks.

This was an intent to treat analysis--dropouts are considered treatment failures. Missing data at 12 weeks imputed by last observation carried forward. (NCT01140503)
Timeframe: Data collected at 12 weeks after baseline visit.

Interventionparticipants (Number)
Apremilast1

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The Secondary Outcome Measure Will be Efficacy as Measured by the Mean Change in CDASI-activity at 12 Weeks

The CDASI (Cutaneous Dermatomyositis Activity and Severity Index) is a validated instrument to measure skin disease activity in dermatomyositis. A clinically meaningful change is a decrease of 4 points. All missing data are imputed using last observation carried forward. Calculation is performed as the score at 12 weeks minus the score at baseline. (NCT01140503)
Timeframe: Data collected at baseline at 12 weeks

Interventionunits on a scale (Mean)
Apremilast6

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The Primary Endpoint Analysis Will be Safety, as Measured by the Number of Adverse Events and Serious Adverse Events Occuring During 12 Weeks of Therapy and 4 Weeks of Followup.

(NCT01140503)
Timeframe: 16 weeks

Interventionadverse events (Number)
Apremilast12

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: •78 tender joint count, •76 swollen joint count, •Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; •Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo18.5
Apremilast 20 mg31.0
Apremilast 30 mg42.9

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo60.3
Apremilast 20 mg69.5
Apremilast 30 mg69.1

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from Baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from Baseline by ≥ 20 mm VAS. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo29.8
Apremilast 20 mg38.7
Apremilast 30 mg46.4

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Percentage of Participants With a Modified PsARC Response at Week 52

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from Baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from Baseline by ≥ 20 mm VAS. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg73.8
Placebo / Apremilast 30 mg71.2
Apremilast 20 mg77.5
Apremilast 30 mg73.6

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Percentage of Participants With a ACR 70 Response at Week 24

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and week 24

Interventionpercentage of participants (Number)
Placebo0.6
Apremilast 20 mg5.4
Apremilast 30 mg10.1

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Percentage of Participants With a ACR 50 Response at Week 16

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo6.0
Apremilast 20 mg15.5
Apremilast 30 mg16.1

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Percentage of Participants With a ACR 20 Response at Week 52

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg53.1
Placebo / Apremilast 30 mg50.0
Apremilast 20 mg63.0
Apremilast 30 mg54.6

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Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52

A EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg82.8
Placebo / Apremilast 30 mg70.0
Apremilast 20 mg75.0
Apremilast 30 mg74.4

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Percentage of Participants Achieving a MASES Score of Zero at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg33.3
Placebo / Apremilast 30 mg27.8
Apremilast 20 mg50.7
Apremilast 30 mg38.2

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Percentage of Participants Achieving a MASES Score of Zero at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Week 24

Interventionpercentage of participants (Number)
Placebo14.3
Apremilast 20 mg31.1
Apremilast 30 mg31.6

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Change From Baseline in Dactylitis Severity Score at Week 24

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-1.3
Apremilast 20 mg-2.0
Apremilast 30 mg-1.8

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Percentage of Participants Achieving a MASES Score of Zero at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo15.3
Apremilast 20 mg27.2
Apremilast 30 mg22.8

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Week 24

Interventionpercentage of participants (Number)
Placebo39.7
Apremilast 20 mg49.2
Apremilast 30 mg45.6

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo39.7
Apremilast 20 mg42.4
Apremilast 30 mg38.2

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Change From Baseline in the SF-36 Physical Functioning Domain at Week 52

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg4.46
Placebo / Apremilast 30 mg4.62
Apremilast 20 mg6.98
Apremilast 30 mg5.69

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Change From Baseline in the Patient Assessment of Pain at Week 52

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01172938)
Timeframe: Baseline and Week 52

Interventionmm (Mean)
Placebo / Apremilast 20 mg-20.2
Placebo / Apremilast 30 mg-21.0
Apremilast 20 mg-17.8
Apremilast 30 mg-20.3

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from Baseline score indicates an improvement." (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo1.12
Apremilast 20 mg1.52
Apremilast 30 mg3.33

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from Baseline score indicates an improvement." (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo1.55
Apremilast 20 mg1.68
Apremilast 30 mg3.88

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Change From Baseline in the FACIT-Fatigue Scale Score at Week 52

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from Baseline score indicates an improvement." (NCT01172938)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg4.33
Placebo / Apremilast 30 mg4.15
Apremilast 20 mg4.27
Apremilast 30 mg3.67

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Change From Baseline in the Disease Activity Score (DAS28) at Week 24

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.20
Apremilast 20 mg-0.66
Apremilast 30 mg-0.90

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Change From Baseline in the Disease Activity Score (DAS28) at Week 16

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the distal interphalangeal (DIP) joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.26
Apremilast 20 mg-0.73
Apremilast 30 mg-0.79

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Change From Baseline in the DAS28 at Week 52

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-1.47
Placebo / Apremilast 30 mg-1.15
Apremilast 20 mg-1.40
Apremilast 30 mg-1.31

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Change From Baseline in the Dactylitis Severity Score at Week 52

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-0.8
Placebo / Apremilast 30 mg-2.4
Apremilast 20 mg-2.7
Apremilast 30 mg-1.8

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Change From Baseline in the CDAI Score at Week 52

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-15.00
Placebo / Apremilast 30 mg-14.03
Apremilast 20 mg-15.41
Apremilast 30 mg-14.54

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Change From Baseline in SF-36 Physical Function at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo1.45
Apremilast 20 mg3.49
Apremilast 30 mg5.01

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Change From Baseline in Patient's Assessment of Pain at Week 24

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01172938)
Timeframe: Baseline and Week 24

Interventionmm (Least Squares Mean)
Placebo-4.2
Apremilast 20 mg-11.2
Apremilast 30 mg-14.7

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Change From Baseline in Patient's Assessment of Pain at Week 16

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01172938)
Timeframe: Baseline and Week 16

Interventionmm (Least Squares Mean)
Placebo-5.7
Apremilast 20 mg-11.5
Apremilast 30 mg-13.5

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Baseline and week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-2.2
Placebo / Apremilast 30 mg-1.9
Apremilast 20 mg-2.7
Apremilast 30 mg-1.9

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.8
Apremilast 20 mg-1.6
Apremilast 30 mg-1.6

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.9
Apremilast 20 mg-1.4
Apremilast 30 mg-1.3

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Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 24

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.076
Apremilast 20 mg-0.211
Apremilast 30 mg-0.258

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Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 16

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.086
Apremilast 20 mg-0.198
Apremilast 30 mg-0.244

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Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-0.27
Placebo / Apremilast 30 mg-0.29
Apremilast 20 mg-0.37
Apremilast 30 mg-0.32

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo57.4
Apremilast 20 mg66.1
Apremilast 30 mg60.3

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Change From Baseline in Dactylitis Severity Score at Week 16

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.4
Apremilast 20 mg-1.9
Apremilast 30 mg-1.7

[back to top]

Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-3.14
Apremilast 20 mg-7.55
Apremilast 30 mg-9.52

[back to top]

Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0 to 76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-3.84
Apremilast 20 mg-8.24
Apremilast 30 mg-8.72

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo1.81
Apremilast 20 mg3.50
Apremilast 30 mg4.23

[back to top]

Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo19.0
Apremilast 20 mg30.4
Apremilast 30 mg38.1

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Percentage of Participants With an ACR 70 Response at Week 52

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg4.8
Placebo / Apremilast 30 mg14.8
Apremilast 20 mg15.4
Apremilast 30 mg13.8

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg65.2
Placebo / Apremilast 30 mg73.1
Apremilast 20 mg85.4
Apremilast 30 mg77.6

[back to top]

Percentage of Participants With an ACR 70 Response at Week 16

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo1.2
Apremilast 20 mg6.0
Apremilast 30 mg4.2

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Percentage of Participants With an ACR 50 Response at Week 52

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg25.4
Placebo / Apremilast 30 mg27.9
Apremilast 20 mg24.8
Apremilast 30 mg24.6

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg52.2
Placebo / Apremilast 30 mg53.8
Apremilast 20 mg68.8
Apremilast 30 mg63.3

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Percentage of Participants With an ACR 50 Response at Week 24

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo4.2
Apremilast 20 mg14.3
Apremilast 30 mg19.0

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Percentage of Participants With an ACR 20 Response at Week 24

Percentage of participants with an American College of Rheumatology 20% (ACR20) response at Week 24. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo13.1
Apremilast 20 mg25.6
Apremilast 30 mg35.1

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Number of Participants With Adverse Events During the Placebo-Controlled Period

A Treatment Emergent Adverse Event (TEAE) is an AE with a start date on or after the date of the first dose of Investigational Product (IP). An AE is any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. (NCT01172938)
Timeframe: Week 0 to Week 16 for placebo participants who entered early escape at Week 16 and up to Week 24 for all other participants (placebo participants who remained on placebo through week 24 and participants randomized to the APR 20 mg BID or APR 30 mg BID)

,,
Interventionparticipants (Number)
Treatment Emergent Adverse EventsDrug-related TEAESevere TEAESerious TEAE (SAE)Drug-related Serious AE)TEAE leading to drug interruptionTEAE leading to drug withdrawalTEAE leading to drug death
Apremilast 20 mg1015488010101
Apremilast 30 mg10370119317120
Placebo8132672980

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Number of Participants With Adverse Events During the Apremilast-Exposure Period

A TEAE is an AE with a start date on or after the date of the first dose of Investigational Product (IP) and no later than 28 days after the last dose of IP. An AE is any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. (NCT01172938)
Timeframe: Baseline to Week 260; median total exposure to Apremilast was 170 weeks

,,
Interventionparticipants (Number)
Treatment Emergent Adverse Events (TEAEs)Drug-related TEAESevere TEAESerious TEAE (SAE)Drug-related SAETEAE leading to drug interruptionTEAE leading to drug withdrawalTEAE leading to death
Apremilast 20 mg (Pre-switch)203963541447271
Apremilast 20 mg/30 mg BID (Post-switch)395161300
Apremilast 30 mg BID1311313049949302

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Percentage of Participants With MASES Improvement ≥ 20% at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 52 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01172938)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg69.4
Placebo / Apremilast 30 mg55.6
Apremilast 20 mg84.1
Apremilast 30 mg75.3

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Percentage of Participants With MASES Improvement ≥ 20% at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo46.9
Apremilast 20 mg58.3
Apremilast 30 mg60.5

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Percentage of Participants With MASES Improvement ≥ 20% at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo49.0
Apremilast 20 mg56.3
Apremilast 30 mg52.6

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Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16

A EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01172938)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo29.8
Apremilast 20 mg46.4
Apremilast 30 mg48.8

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Percentage of Participants With Good or Moderate EULAR Response at Week 24

EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01172938)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo16.1
Apremilast 20 mg30.4
Apremilast 30 mg42.3

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Change From Baseline in Pruritus Visual Analog Scale (VAS) Score at Week 16

The Pruritus Visual Analog Scores (VAS) were used to measure the amount of itching and discomfort a participant experiences. Participant's Assessment of Pruritus (Itch) asked: On average, how much itch have you had because of your condition in the past week? All VAS values range from 0 to 100. Higher scores correspond to more severe symptom or disease. Change from baseline was calculated for the VAS scale, where change = visit value - baseline value. (NCT01194219)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Apremilast-31.5
Placebo-7.3

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Kaplan Meier Estimate of Time to Loss of PASI-75 Response (Loss of Effect) at Week 32 During the Re-Randomized Treatment Withdrawal Phase

Time to loss was the time between the re-randomization date and the date of the first assessment where loss of PASI-75 was observed (event); or the time between the re-randomization date and the date of the last PASI assessment in the Weeks 32-52 interval prior to addition of protocol-prohibited medication/therapy, or resumption of APR 30 BID, or discontinuation, or Week 52 if no loss (censored). (NCT01194219)
Timeframe: Week 32 to Week 52

InterventionWeeks (Median)
APR-APR-Re-randomized to APR17.7
APR-APR -Re-randomized to PBO5.1

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Percent Change From Baseline in Percent of Affected Body Surface Area (BSA) at Week 16

"BSA was a measurement of involved skin. The overall BSA affected by psoriasis was estimated based on the palm area of the participant's hand (entire palmar surface or handprint including the fingers), which equates to approximately 1% of total body surface area. BSA percent change from baseline (Visit 2 Week 0) was determined at each visit of the study, which is calculated as 100*(visit BSA - baseline BSA) / baseline BSA (%)." (NCT01194219)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Apremilast-47.77
Placebo-6.99

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Percent Change From Baseline in the Psoriasis Area Severity Index (PASI) Score at Week 16

Psoriasis Area Severity Index (PASI) scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. These values for each anatomic region are summed to yield the PASI score. The PASI score was set to missing if any severity score or degree of involvement is missing. PASI score percent change from baseline was calculated as 100* (visit score - baseline score)/baseline score (%). (NCT01194219)
Timeframe: Baseline to Week 16

Interventionpercent change (Least Squares Mean)
Placebo/Apremilast-52.1
Placebo-16.8

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Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score (PASI-50) at Week 16 From Baseline

A participant was classified as having at least a 50% improvement in PASI score from baseline, which was equivalent to a percent change from baseline ranging from -100% to -50%. PASI score is based on an assessment of erythema (reddening), induration (plaque thickness), desquamation (scaling), and the percent area affected as observed on the day of examination. (NCT01194219)
Timeframe: Baseline to Week 16

InterventionPercentage of Participants (Number)
Placebo/Apremilast58.7
Placebo17.0

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Percentage of Participants Who Achieved a 75% Improvement (Response) in the Psoriasis Area Severity Index (PASI-75) at Week 16 From Baseline

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement is missing. (NCT01194219)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo/Apremilast33.1
Placebo (PBO)5.3

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Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With At Least 2 Points Reduction From Baseline

The sPGA was a 5-point scale ranging from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe), incorporating an assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation. When making the assessment of overall severity, the Investigator factored in areas that have already been cleared (ie, have scores of 0) and did not just evaluate remaining lesions for severity, ie, the severity of each sign was averaged across all areas of involvement, including cleared lesions. In the event of different severities across disease signs, the sign that is the predominant feature of the disease should be used to help determine the sPGA score. (NCT01194219)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Apremilast21.7
Placebo3.9

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Percentage of Participants Who Achieved Both a 75% Improvement (Response) in the PASI and sPGA Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction at Week 16 From Baseline

PASI-75 response was the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. See Outcome Measure #1 for further description. sPGA is a 5-point scale ranging from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe), incorporating an assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation. See OCM #2 for further description. (NCT01194219)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Apremilast20.3
Placebo3.5

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Number of Participants With a Psoriasis Flare or Rebound During the During the Apremilast-exposure Period Through Week 260

Psoriasis flare was defined as a sudden intensification of psoriasis requiring medical intervention, or a diagnosis of new generalized erythrodermic, inflammatory, or pustular psoriasis. Rebound is defined as a severe and sudden worsening of disease that occurs after treatment has been discontinued. Note categories below. [1] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis) started on or after the first dose date and on or before the last dose date within the phase. [2] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis, Rebound psoriasis) started after the last dose date for participants who discontinued within the phase. [3] PASI >= 125% of baseline score at any visit after the last dose date for participants who discontinued within the phase and were not included in [1] and/or [2]. (NCT01194219)
Timeframe: Week 0 to Week 260

Interventionparticipants (Number)
Participants with any psoriasis flare [1]Participants with any psoriasis rebound [2]PASI ≥ 125% of Baseline score after last dose [3]
Apremilast351226

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Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at Week 16

"DLQI is a simple, compact, and practical questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains ten items dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from Very Much (score 3) to Not at All or Not relevant (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if No, then the participant is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being A lot, A little, or Not at all (scores 2, 1, or 0 respectively). The DLQI total score is derived by summing all item scores, which has a possible range of 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best." (NCT01194219)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Apremilast-6.6
Placebo-2.1

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Number of Participants With a Psoriasis Flare or Rebound During the Placebo-Controlled Phase

Psoriasis flare was defined as a sudden intensification of psoriasis requiring medical intervention, or a diagnosis of new generalized erythrodermic, inflammatory, or pustular psoriasis. Rebound is defined as a severe and sudden worsening of disease that occurs after treatment has been discontinued. Note categories below. [1] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis) started on or after the first dose date and on or before the last dose date within the phase. [2] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis, Rebound psoriasis) started after the last dose date for participants who discontinued within the phase. [3] PASI >= 125% of baseline score at any visit after the last dose date for participants who discontinued within the phase and were not included in [1] and/or [2]. (NCT01194219)
Timeframe: Weeks 0 to Week 16

,
Interventionparticipants (Number)
Participants with any psoriasis flare [1]Participants with any psoriasis rebound [2]PASI ≥ 125% of Baseline score after last dose [3]
Apremilast613
Placebo713

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Number of Participants With TEAEs During the Apremilast-Exposure Period Through Week 260

The Apremilast-exposure Period started on the date of the first dose of apremilast (Week 0 for participants originally randomized to apremilast or Week 16 for participants originally randomized to placebo) to the last dose of apremilast. Adverse events that started after 28 days of initiating placebo and before resuming apremilast treatment in the Randomized Treatment Withdrawal Phase (Weeks 32 to 52) were excluded in the Apremilast-exposure Period. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT01194219)
Timeframe: Week 0 to Week 260; mean exposure to apremilast 30 mg BID during the Apremilast-exposure Period up to Week 260 was 97.83 weeks

Interventionparticipants (Number)
Any At TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-Related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug withdrawalAny TEAE Leading to Death
Apremilast675372787412107983

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Number of Participants With Treatment-Emergent Adverse Events (TEAEs) During the Placebo-Controlled Phase

An AE was any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT01194219)
Timeframe: Week 0 to Week 16; mean duration of exposure was 14.8 weeks and 15.0 weeks for subjects randomized to placebo and apremilast respectively.

,
Interventionparticipants (Number)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-Related TEAEAny TEAE leading to Drug InterruptionAny TEAE leading to drug withdrawalAny TEAE Leading to Death
Apremilast3882242012437291
Placebo157589801391

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Change From Baseline in the Mental Component Summary (MSC) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 at Week 16

The SF-36 was a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS). Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value. (NCT01194219)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Apremilast2.28
Placebo-0.81

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Change From Baseline in the DAS28 at Week 52

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-1.18
Placebo / Apremilast 30 mg-1.18
Apremilast 20 mg-1.11
Apremilast 30 mg-1.30

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Change From Baseline in the Disease Activity Score (DAS28) at Week 16

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: - 28 tender joint count - 28 swollen joint count, which do not include the distal interphalangeal (DIP) joints, the hip joint, or the joints below the knee; - C-reactive protein (CRP) - Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.27
Apremilast 20 mg-0.74
Apremilast 30 mg-0.67

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Change From Baseline in the Disease Activity Score (DAS28) at Week 24

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.27
Apremilast 20 mg-0.73
Apremilast 30 mg-0.65

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Change From Baseline in the FACIT-Fatigue Scale Score at Week 52

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg1.97
Placebo / Apremilast 30 mg4.95
Apremilast 20 mg2.45
Apremilast 30 mg4.38

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo0.63
Apremilast 20 mg0.91
Apremilast 30 mg2.75

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo0.52
Apremilast 20 mg0.68
Apremilast 30 mg2.65

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Change From Baseline in the Patient Assessment of Pain at Week 52

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01212757)
Timeframe: Baseline and Week 52

Interventionmm (Mean)
Placebo / Apremilast 20 mg-15.6
Placebo / Apremilast 30 mg-16.0
Apremilast 20 mg-13.5
Apremilast 30 mg-12.9

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Change From Baseline in the SF-36 Physical Functioning Scale Score at Week 52

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg4.13
Placebo / Apremilast 30 mg5.97
Apremilast 20 mg4.05
Apremilast 30 mg4.97

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo40.9
Apremilast 20 mg42.9
Apremilast 30 mg41.1

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Week 24

Interventionpercentage of participants (Number)
Placebo40.9
Apremilast 20 mg44.2
Apremilast 30 mg46.6

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Percentage of Participants Achieving a MASES Score of Zero at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo23.1
Apremilast 20 mg29.0
Apremilast 30 mg20.8

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Percentage of Participants Achieving a MASES Score of Zero at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Week 24

Interventionpercentage of participants (Number)
Placebo24.0
Apremilast 20 mg29.9
Apremilast 30 mg22.8

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Percentage of Participants Achieving a MASES Score of Zero at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg42.5
Placebo / Apremilast 30 mg41.0
Apremilast 20 mg40.0
Apremilast 30 mg37.2

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Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52

A EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg70.0
Placebo / Apremilast 30 mg64.5
Apremilast 20 mg68.0
Apremilast 30 mg67.5

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Percentage of Participants With a ACR 20 Response at Week 52

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg53.3
Placebo / Apremilast 30 mg47.5
Apremilast 20 mg52.9
Apremilast 30 mg52.6

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Percentage of Participants With a ACR 50 Response at Week 16

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: o Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); o Patient's global assessment of disease activity (measured on a 100 mm VAS); o Physician's global assessment of disease activity (measured on a 100 mm VAS); o Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); o C-Reactive Protein. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo5.0
Apremilast 20 mg14.7
Apremilast 30 mg10.5

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Percentage of Participants With a ACR 70 Response at Week 24

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦C-Reactive Protein. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo3.1
Apremilast 20 mg5.5
Apremilast 30 mg2.5

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Percentage of Participants With a Modified PsARC Response at Week 52

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg78.3
Placebo / Apremilast 30 mg73.3
Apremilast 20 mg72.4
Apremilast 30 mg74.6

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: - 78 tender joint count, - 76 swollen joint count, - Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; - Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo33.3
Apremilast 20 mg47.9
Apremilast 30 mg48.1

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Percentage of Participants With an ACR 20 Response at Week 24

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦C-Reactive Protein. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo15.7
Apremilast 20 mg31.3
Apremilast 30 mg24.7

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Percentage of Participants With an ACR 50 Response at Week 24

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: o Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); o Patient's global assessment of disease activity (measured on a 100 mm VAS); o Physician's global assessment of disease activity (measured on a 100 mm VAS); o Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); o C-Reactive Protein. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo8.8
Apremilast 20 mg14.1
Apremilast 30 mg11.7

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Percentage of Participants With an ACR 50 Response at Week 52

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg30.5
Placebo / Apremilast 30 mg27.4
Apremilast 20 mg26.7
Apremilast 30 mg18.6

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Percentage of Participants With an ACR 70 Response at Week 16

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: o Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); o Patient's global assessment of disease activity (measured on a 100 mm VAS); o Physician's global assessment of disease activity (measured on a 100 mm VAS); o Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); o C-Reactive Protein. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo0.6
Apremilast 20 mg3.7
Apremilast 30 mg1.2

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Percentage of Participants With an ACR 70 Response at Week 52

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg16.9
Placebo / Apremilast 30 mg14.3
Apremilast 20 mg9.8
Apremilast 30 mg6.8

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Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16

Percentage of participants with an ACR20 response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦C-Reactive Protein. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo18.9
Apremilast 20 mg37.4
Apremilast 30 mg32.1

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo59.1
Apremilast 20 mg62.3
Apremilast 30 mg61.6

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo62.1
Apremilast 20 mg68.8
Apremilast 30 mg68.5

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg95.7
Placebo / Apremilast 30 mg88.9
Apremilast 20 mg80.7
Apremilast 30 mg85.0

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Percentage of Participants With Good or Moderate EULAR Response at Week 24

EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo21.4
Apremilast 20 mg41.7
Apremilast 30 mg33.3

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Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16

A EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo31.4
Apremilast 20 mg53.4
Apremilast 30 mg48.8

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Percentage of Participants With MASES Improvement ≥ 20% at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo52.9
Apremilast 20 mg54.2
Apremilast 30 mg56.4

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Percentage of Participants With MASES Improvement ≥ 20% at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo51.0
Apremilast 20 mg57.0
Apremilast 30 mg57.4

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Percentage of Participants With MASES Improvement ≥ 20% at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 52 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg72.5
Placebo / Apremilast 30 mg79.5
Apremilast 20 mg70.0
Apremilast 30 mg69.2

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Number of Participants With TEAEs During the Apremilast-Exposure Period

"A treatment emergent adverse event (TEAE) is an AE with a start date on or after the date of the first dose of Investigational Product (IP). The severity of each adverse event (AE) and serious AE (SAE) was assessed by the investigator and graded based on a scale from Mild - mild symptoms to Severe AEs (non-serious or serious). A serious adverse event (SAE) is any AE which:~Resulted in death~Was life-threatening~Required inpatient hospitalization or prolongation of existing hospitalization~Resulted in persistent or significant disability/incapacity~Was a congenital anomaly/birth defect~Constituted an important medical event" (NCT01212757)
Timeframe: Week 0 to week 260; overall median duration of exposure to apremilast 20 mg and 30 mg BID was 198 weeks

,,
Interventionparticipants (Number)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 20 mg (Pre-switch)2021023541647240
Apremilast 20 mg/30 mg (Post-switch)535251430
Apremilast 30 mg BID2071003741665302

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Number of Participants With Treatment Emergent Adverse Events During the Placebo-Controlled Phase

"A treatment emergent adverse event (TEAE) is an AE with a start date on or after the date of the first dose of Investigational Product (IP). The severity of each adverse event (AE) and serious AE (SAE) was assessed by the investigator and graded based on a scale from Mild - mild symptoms to Severe AEs (non-serious or serious). A serious adverse event (SAE) is any AE which:~Resulted in death~Was life-threatening~Required inpatient hospitalization or prolongation of existing hospitalization~Resulted in persistent or significant disability/incapacity~Was a congenital anomaly/birth defect~Constituted an important medical event" (NCT01212757)
Timeframe: Week 0 to Week 16 for placebo participants who entered EE at Week 16 and up to Week 24 for all other participants (placebo participants who remained on placebo through week 24 and participants randomized to the APR 20 mg BID or APR 30 mg BID)

,,
InterventionParticipants (Number)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAE (SAE)Any Drug-Related SAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 20 mg106533631650
Apremilast 30 mg9657114131120
Placebo72285301130

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212757)
Timeframe: Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg78.3
Placebo / Apremilast 30 mg77.8
Apremilast 20 mg57.9
Apremilast 30 mg65.0

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Change From Baseline in Patient's Assessment of Pain at Week 24

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01212757)
Timeframe: Baseline and Week 24

Interventionmm (Least Squares Mean)
Placebo-8.0
Apremilast 20 mg-11.5
Apremilast 30 mg-9.7

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo1.44
Apremilast 20 mg2.97
Apremilast 30 mg3.30

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo0.81
Apremilast 20 mg2.17
Apremilast 30 mg2.91

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo24.5
Apremilast 20 mg39.9
Apremilast 30 mg32.1

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Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: - 28 tender joint count (TJC), - 28 swollen joint count (SJC), - Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; - Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-3.30
Apremilast 20 mg-7.75
Apremilast 30 mg-6.81

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Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-3.21
Apremilast 20 mg-7.71
Apremilast 30 mg-6.35

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Change From Baseline in Dactylitis Severity Score at Week 16

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.1
Apremilast 20 mg-0.8
Apremilast 30 mg-1.3

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Change From Baseline in Dactylitis Severity Score at Week 24

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-1.1
Apremilast 20 mg-0.9
Apremilast 30 mg-1.4

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Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-0.208
Placebo / Apremilast 30 mg-0.310
Apremilast 20 mg-0.192
Apremilast 30 mg-0.330

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Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 16

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.053
Apremilast 20 mg-0.157
Apremilast 30 mg-0.193

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Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 24

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.085
Apremilast 20 mg-0.165
Apremilast 30 mg-0.206

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.0
Apremilast 20 mg-0.9
Apremilast 30 mg-1.4

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.9
Apremilast 20 mg-0.9
Apremilast 30 mg-1.3

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-2.5
Placebo / Apremilast 30 mg-2.5
Apremilast 20 mg-1.7
Apremilast 30 mg-2.1

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Change From Baseline in Patient's Assessment of Pain at Week 16

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01212757)
Timeframe: Baseline and Week 16

Interventionmm (Least Squares Mean)
Placebo-7.0
Apremilast 20 mg-12.5
Apremilast 30 mg-11.9

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Change From Baseline in the CDAI Score at Week 52

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-13.66
Placebo / Apremilast 30 mg-13.13
Apremilast 20 mg-12.03
Apremilast 30 mg-14.38

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Change From Baseline in the Dactylitis Severity Score at Week 52

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212757)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-1.9
Placebo / Apremilast 30 mg-2.1
Apremilast 20 mg-1.8
Apremilast 30 mg-1.8

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Number of Participants With Treatment Emergent Adverse Events During the Apremilast Exposure Period

A TEAE is an adverse event (AE) with a start date on or after the date of the first dose of investigational product (IP) and no later than 28 days after the last dose of IP. An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. A serious AE is any AE that results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; or constitutes an important medical event. For both AEs and SAEs the investigator assessed the severity of the event according to the grading scale: Mild: asymptomatic or with mild symptoms, Moderate: symptoms causing moderate discomfort or Severe: symptoms causing severe discomfort or pain. (NCT01212770)
Timeframe: Week 0 to Week 260; median duration of exposure to apremilast 20 mg BID was 121.71 weeks and 232.50 weeks for apremilast 30 mg BID

,,
Interventionparticipants (Number)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAE (SAE)Any Serious Drug-Related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to death
Apremilast 20 mg (Pre-switch)194982138548300
Apremilast 20/30 mg (Post-switch)6411040401
Apremilast 30 mg2091113054353300

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Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo-Controlled Phase

A TEAE is an adverse event (AE) with a start date on or after the date of the first dose of investigational product (IP) and no later than 28 days after the last dose of IP. An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. A serious AE is any AE that results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; or constitutes an important medical event. For both AEs and SAEs the investigator assessed the severity of the event according to the grading scale: Mild: asymptomatic or with mild symptoms, Moderate: symptoms causing moderate discomfort or Severe: symptoms causing severe discomfort or pain. (NCT01212770)
Timeframe: Week 0 to Week 16 for placebo participants who entered EE at Week 16 and up to Week 24 for all other participants (placebo participants who remained on placebo through week 24 and participants randomized to the APR 20 mg BID or APR 30 mg BID)

,,
Interventionparticipants (Number)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAE (SAE)Any Serious Drug-Related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 20 mg1005053020130
Apremilast 30 mg10462106016120
Placebo83338924100

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Percentage of Participants With MASES Improvement ≥ 20% at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 52 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg73.5
Placebo / Apremilast 30 mg75.0
Apremilast 20 mg77.3
Apremilast 30 mg71.3

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Percentage of Participants With MASES Improvement ≥ 20% at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo51.4
Apremilast 20 mg51.5
Apremilast 30 mg54.5

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Percentage of Participants With MASES Improvement ≥ 20% at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo53.2
Apremilast 20 mg48.5
Apremilast 30 mg54.5

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Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16

A EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo29.0
Apremilast 20 mg40.2
Apremilast 30 mg51.5

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Percentage of Participants With Good or Moderate EULAR Response at Week 24

EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo20.1
Apremilast 20 mg32.0
Apremilast 30 mg42.5

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg95.5
Placebo / Apremilast 30 mg92.3
Apremilast 20 mg88.5
Apremilast 30 mg91.8

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo60.6
Apremilast 20 mg67.6
Apremilast 30 mg73.8

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo59.2
Apremilast 20 mg66.2
Apremilast 30 mg71.3

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Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo18.3
Apremilast 20 mg28.4
Apremilast 30 mg40.7

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Percentage of Participants With an ACR 70 Response at Week 52

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg20.8
Placebo / Apremilast 30 mg14.9
Apremilast 20 mg9.2
Apremilast 30 mg10.4

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Percentage of Participants With an ACR 70 Response at Week 16

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo2.4
Apremilast 20 mg4.7
Apremilast 30 mg3.6

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Percentage of Participants With an ACR 50 Response at Week 52

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg28.3
Placebo / Apremilast 30 mg31.8
Apremilast 20 mg25.2
Apremilast 30 mg30.2

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Percentage of Participants With an ACR 50 Response at Week 24

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo7.7
Apremilast 20 mg13.6
Apremilast 30 mg16.2

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Percentage of Participants With an ACR 20 Response at Week 52

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg59.3
Placebo / Apremilast 30 mg58.2
Apremilast 20 mg56.0
Apremilast 30 mg63.0

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Percentage of Participants With an ACR 20 Response at Week 24

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo15.4
Apremilast 20 mg26.6
Apremilast 30 mg31.1

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo23.1
Apremilast 20 mg32.0
Apremilast 30 mg44.3

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo27.2
Apremilast 20 mg37.9
Apremilast 30 mg52.7

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Percentage of Participants With a Modified PsARC Response at Week 52

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg81.1
Placebo / Apremilast 30 mg75.8
Apremilast 20 mg71.6
Apremilast 30 mg79.0

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Percentage of Participants With a ACR 70 Response at Week 24

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo3.6
Apremilast 20 mg4.1
Apremilast 30 mg5.4

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Percentage of Participants With a ACR 50 Response at Week 16

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: ◦ Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); ◦ Patient's global assessment of disease activity (measured on a 100 mm VAS); ◦ Physician's global assessment of disease activity (measured on a 100 mm VAS); ◦ Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); ◦ C-Reactive Protein. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo8.3
Apremilast 20 mg12.4
Apremilast 30 mg15.0

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Percentage of Participants Achieving a MASES Score of Zero at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg44.1
Placebo / Apremilast 30 mg43.8
Apremilast 20 mg33.3
Apremilast 30 mg36.8

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Percentage of Participants Achieving a MASES Score of Zero at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Week 24

Interventionpercentage of participants (Number)
Placebo28.4
Apremilast 20 mg20.6
Apremilast 30 mg27.7

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Percentage of Participants Achieving a MASES Score of Zero at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo24.8
Apremilast 20 mg19.6
Apremilast 30 mg20.5

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg68.2
Placebo / Apremilast 30 mg80.8
Apremilast 20 mg75.0
Apremilast 30 mg68.9

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Week 24

Interventionpercentage of participants (Number)
Placebo36.6
Apremilast 20 mg45.1
Apremilast 30 mg46.3

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo35.2
Apremilast 20 mg40.8
Apremilast 30 mg41.3

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Percentage of Participants Achieving a ≥ 75% Improvement in Psoriasis Area and Severity Index Score (PASI75) at Week 52

The percentage of participants with Baseline psoriasis body surface area (BSA) involvement ≥ 3% who achieved 75% or greater improvement from Baseline in Psoriasis Area and Severity Index (PASI) score after 52 weeks. The Psoriasis Area and Severity Index (PASI) score is a combination of the intensity of psoriasis, assessed by erythema (reddening), induration (plaque thickness) and desquamation (scaling) scored on a scale from 0 (none) to 4 (very severe), together with the percentage of the area affected, rated on a scale from 0 (no involvement) to 6 (90% to 100% involvement). PASI scoring is performed at four body areas, the head, arms, trunk, and legs. The total PASI score ranges from 0 to 72. The higher the total score, the more severe the disease. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg33.3
Placebo / Apremilast 30 mg28.6
Apremilast 20 mg28.6
Apremilast 30 mg39.1

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Percentage of Participants Achieving a ≥ 75% Improvement in Psoriasis Area and Severity Index Score (PASI75) at Week 24

The percentage of participants with Baseline psoriasis body surface area (BSA) involvement ≥ 3% who achieved 75% or greater improvement from Baseline in Psoriasis Area and Severity Index (PASI) score after 24 weeks of treatment. The Psoriasis Area and Severity Index (PASI) score is a combination of the intensity of psoriasis, assessed by erythema (reddening), induration (plaque thickness) and desquamation (scaling) scored on a scale from 0 (none) to 4 (very severe), together with the percentage of the area affected, rated on a scale from 0 (no involvement) to 6 (90% to 100% involvement). PASI scoring is performed at four body areas, the head, arms, trunk, and legs. The total PASI score ranges from 0 to 72. The higher the total score, the more severe the disease. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo11.2
Apremilast 20 mg22.2
Apremilast 30 mg25.6

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Percentage of Participants Achieving a ≥ 75% Improvement in Psoriasis Area and Severity Index Score (PASI75) at Week 16

The percentage of participants with Baseline psoriasis body surface area (BSA) involvement ≥ 3% who achieved 75% or greater improvement from Baseline in Psoriasis Area and Severity Index (PASI) score after 16 weeks of treatment. The Psoriasis Area and Severity Index (PASI) score is a combination of the intensity of psoriasis, assessed by erythema (reddening), induration (plaque thickness) and desquamation (scaling) scored on a scale from 0 (none) to 4 (very severe), together with the percentage of the area affected, rated on a scale from 0 (no involvement) to 6 (90% to 100% involvement). PASI scoring is performed at four body areas, the head, arms, trunk, and legs. The total PASI score ranges from 0 to 72. The higher the total score, the more severe the disease. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo7.9
Apremilast 20 mg20.9
Apremilast 30 mg22.2

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Change From Baseline in the SF-36 Physical Functioning Scale Score at Week 52

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg7.76
Placebo / Apremilast 30 mg6.87
Apremilast 20 mg5.68
Apremilast 30 mg5.87

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Change From Baseline in the Patient Assessment of Pain at Week 52

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01212770)
Timeframe: Baseline and Week 52

Interventionmm (Mean)
Placebo / Apremilast 20 mg-19.9
Placebo / Apremilast 30 mg-19.1
Apremilast 20 mg-14.9
Apremilast 30 mg-18.7

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01212770)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo0.83
Apremilast 20 mg2.01
Apremilast 30 mg3.27

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue." (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo1.18
Apremilast 20 mg1.86
Apremilast 30 mg3.72

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Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52

A EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on the DAS-28 score. A Good Response is defined as an improvement (decrease) in the DAS28 of more than 1.2 compared with Baseline and attainment of a DAS28 score less than or equal to 3.2. A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg64.8
Placebo / Apremilast 30 mg73.1
Apremilast 20 mg69.4
Apremilast 30 mg74.8

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.7
Apremilast 20 mg-0.7
Apremilast 30 mg-1.0

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Change From Baseline in Patient's Assessment of Pain at Week 16

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01212770)
Timeframe: Baseline and Week 16

Interventionmm (Least Squares Mean)
Placebo-4.9
Apremilast 20 mg-8.6
Apremilast 30 mg-12.7

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Change From Baseline in Patient's Assessment of Pain at Week 24

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01212770)
Timeframe: Baseline and week 24

Interventionmm (Least Squares Mean)
Placebo-4.4
Apremilast 20 mg-8.2
Apremilast 30 mg-10.9

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Change From Baseline in the CDAI Score at Week 52

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: •28 tender joint count (TJC), •28 swollen joint count (SJC), •Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; •Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-13.54
Placebo / Apremilast 30 mg-12.38
Apremilast 20 mg-12.86
Apremilast 30 mg-14.14

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Change From Baseline in the Dactylitis Severity Score at Week 52

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-3.1
Placebo / Apremilast 30 mg-3.8
Apremilast 20 mg-2.9
Apremilast 30 mg-3.6

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Change From Baseline in the DAS28 at Week 52

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: •28 tender joint count •28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; •C-reactive protein (CRP) •Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-1.28
Placebo / Apremilast 30 mg-1.29
Apremilast 20 mg-1.21
Apremilast 30 mg-1.41

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Change From Baseline in the Disease Activity Score (DAS28) at Week 16

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the distal interphalangeal (DIP) joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.28
Apremilast 20 mg-0.54
Apremilast 30 mg-0.74

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Change From Baseline in the Disease Activity Score (DAS28) at Week 24

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.27
Apremilast 20 mg-0.57
Apremilast 30 mg-0.75

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Change From Baseline in the FACIT-Fatigue Scale Score at Week 52

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg6.72
Placebo / Apremilast 30 mg5.66
Apremilast 20 mg4.78
Apremilast 30 mg6.20

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Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-2.53
Apremilast 20 mg-5.18
Apremilast 30 mg-7.81

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Baseline and week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.7
Apremilast 20 mg-1.0
Apremilast 30 mg-1.1

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Archilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-2.5
Placebo / Apremilast 30 mg-2.2
Apremilast 20 mg-2.2
Apremilast 30 mg-1.9

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo1.14
Apremilast 20 mg2.29
Apremilast 30 mg3.47

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo1.03
Apremilast 20 mg2.71
Apremilast 30 mg3.37

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Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-2.76
Apremilast 20 mg-4.61
Apremilast 30 mg-7.70

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Change From Baseline in Dactylitis Severity Score at Week 16

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.3
Apremilast 20 mg-1.7
Apremilast 30 mg-2.1

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Change From Baseline in Dactylitis Severity Score at Week 24

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-1.3
Apremilast 20 mg-1.7
Apremilast 30 mg-2.3

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Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01212770)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-0.34
Placebo / Apremilast 30 mg-0.34
Apremilast 20 mg-0.33
Apremilast 30 mg-0.35

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Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 16

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01212770)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.065
Apremilast 20 mg-0.131
Apremilast 30 mg-0.192

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Change From Baseline in Health Assessment Questionnaire- Disability Index (HAQ-DI) at Week 24

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01212770)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.053
Apremilast 20 mg-0.137
Apremilast 30 mg-0.192

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Number of Participants With TEAEs During the Apremilast-Exposure Period Through Week 260

The Apremilast-exposure Period started on the date of the first dose of apremilast (Week 0 for participants originally randomized to apremilast or Week 16 for participants originally randomized to placebo) to the last dose of apremilast. Adverse events that started after 28 days of initiating placebo and before resuming apremilast treatment in the Randomized Treatment Withdrawal Phase (Weeks 32 to 52) were excluded in the Apremilast-exposure phase. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT01232283)
Timeframe: Week 0 to Week 260; The mean duration of exposure was 100.66 weeks.

Interventionparticipants (Number)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-Related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast3161655844856451

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Change From Baseline in Pruritus Visual Analog Scale (VAS) Score at Week 16

The Pruritus Visual Analog Scores (VAS) were used to measure the amount of itching and discomfort a participant experiences. Participant's Assessment of Pruritus (Itch) asked: On average, how much itch have you had because of your condition in the past week? All VAS values range from 0 to 100. Higher scores correspond to more severe symptom or disease. Change from baseline was calculated for the VAS scale, where change = visit value - baseline value. (NCT01232283)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Apremilast-33.5
Placebo-12.2

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Number of Participants With Treatment Emergent Adverse Events (TEAEs) in the Placebo Controlled Phase

An AE was any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT01232283)
Timeframe: Baseline to Week 16

,
Interventionparticipants (Number)
Any TEAEAny drug related TEAEAny Severe TEAEAny Serious TEAEAny TEAE leading to drug interruptionAny TEAE leading to drug withdrawal
Apremilast1851061251615
Placebo82296347

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Number of Participants With Psoriasis Flare or Rebound in the Placebo Controlled Phase

Psoriasis flare was defined as a sudden intensification of psoriasis requiring medical intervention, or a diagnosis of new generalized erythrodermic, inflammatory, or pustular psoriasis. Rebound is defined as a severe and sudden worsening of disease that occurs after treatment has been discontinued. Note categories below. [1] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis) started on or after the first dose date and on or before the last dose date within the phase. [2] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis, Rebound psoriasis) started after the last dose date for participants who discontinued within the phase. [3] PASI >= 125% of baseline score at any visit after the last dose date for participants who discontinued within the phase and were not included in [1] and/or [2]. (NCT01232283)
Timeframe: Week 0 to Week 16

,
Interventionparticipants (Number)
Participants with any psoriasis flareParticipants with any psoriasis reboundPASI ≥ 125% of Baseline score after last dose
Apremilast311
Placebo702

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Number of Participants With Psoriasis Flare or Rebound in the Apremilast-Exposure Period

Psoriasis flare was defined as a sudden intensification of psoriasis requiring medical intervention, or a diagnosis of new generalized erythrodermic, inflammatory, or pustular psoriasis. Rebound is defined as a severe and sudden worsening of disease that occurs after treatment has been discontinued. Note categories below. [1] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis) started on or after the first dose date and on or before the last dose date within the phase. [2] Psoriasis adverse events (ie, preferred term as Guttate psoriasis, Psoriasis, Pustular psoriasis, Rebound psoriasis) started after the last dose date for participants who discontinued within the phase. [3] PASI >= 125% of baseline score at any visit after the last dose date for participants who discontinued within the phase and were not included in [1] and/or [2]. (NCT01232283)
Timeframe: Week 0 to Week 260

Interventionparticipants (Number)
Participants with any psoriasis flareParticipants with any psoriasis reboundPASI ≥ 125% of Baseline score after last dose
Apremilast251112

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Time to Loss of Effect (Loss of 50% Improvement in PASI Score Obtained at Week 32 Compared to Baseline) During the Randomized Treatment Withdrawal Phase

Time to loss was the time between the re-randomization date and the date of the first assessment with loss of 50% PASI improvement (event), or the time between the re-randomization date and the date of the last PASI assessment in the randomized withdrawal phase prior to addition of topical/phototherapy or other effective psoriasis therapies, or resumption of apremilast 30 mg BID, or discontinuation, or Week 52 if no loss (censored), whichever was earlier (NCT01232283)
Timeframe: Weeks 32 to Week 52

InterventionWeeks (Median)
APR-APR Re-randomized to PBO12.4
APR-APR-Re-randomized to APR21.9

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Percentage of Participants Who Achieved Both a 75% Improvement (Response) in the PASI and sPGA Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction at Week 16 From Baseline

"PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. See Outcome measure #1 for further description.~sPGA is a 5-point scale ranging from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe), incorporating an assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation. See Outcome Measure #2 for further description." (NCT01232283)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Apremilast18.6
Placebo4.4

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Percentage of Participants Who Achieved at Least a 75% Improvement (Response) in the Psoriasis Area Severity Index (PASI-75) at Week 16 From Baseline

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at week 16. The improvement in PASI score was used as a measure of efficacy. The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement is missing. (NCT01232283)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Apremilast28.8
Placebo5.8

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Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction From Baseline

The sPGA was a 5-point scale ranging from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe), incorporating an assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation. When making the assessment of overall severity, the Investigator must have factored in areas that have already been cleared (ie, have scores of 0) and not just evaluate remaining lesions for severity, ie, the severity of each sign was averaged across all areas of involvement, including cleared lesions. In the event of different severities across disease signs, the sign that is the predominant feature of the disease should be used to help determine the sPGA score. (NCT01232283)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Apremilast20.4
Placebo4.4

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Percentage of Participants Who Achieved a 50% Improvement (Response) in the PASI Score (PASI-50) at Week 16 From Baseline

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement is missing. (NCT01232283)
Timeframe: Baseline and Week 16

InterventionPercentage of Participants (Number)
Apremilast55.5
Placebo19.7

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Percent Change From Baseline in the Psoriasis Area Severity Index (PASI) Score at Week 16

Psoriasis Area Severity Index (PASI) scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. These values for each anatomic region are summed to yield the PASI score. The PASI score was set to missing if any severity score or degree of involvement is missing. (NCT01232283)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Apremilast-50.8
Placebo-16.0

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Percent Change From Baseline in the Affected Body Surface Area (BSA) at Week 16

"BSA was a measurement of involved skin. The overall BSA affected by psoriasis was estimated based on the palm area of the participant's hand (entire palmar surface or handprint including the fingers), which equates to approximately 1% of total body surface area.~BSA percent change from baseline (Visit 2 Week 0) was determined at each visit of the study, which is calculated as 100*(visit BSA - baseline BSA) / baseline BSA (%)." (NCT01232283)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Apremilast-48.40
Placebo-6.25

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Change From Baseline in the Mental Component Summary (MSC) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 at Week 16

"The SF-36 was a 36-item general health instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS).~Scores from the 8 scales, PCS and MCS were transformed to the norm-based scores using weights from U.S. general population, with 50 as the average and 10 as the standard deviation, higher scores indicating better health. For norm based scores, change from baseline were calculated for the 8 scales and the two summary scales, where change = visit value - baseline value." (NCT01232283)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Apremilast2.60
Placebo-0.03

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Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score at Week 16

"DLQI is a simple, compact, and practical questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains ten items dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from Very Much (score 3) to Not at All or Not relevant (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if No, then the subject is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being A lot, A little, or Not at all (scores 2, 1, or 0 respectively). The DLQI total score was derived by summing all item scores, which has a possible range of 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best." (NCT01232283)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Apremilast-6.7
Placebo-2.7

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Percentage Change From Baseline in the High Sensitivity C-Reactive Protein (CRP) at Week 16

"C-Reactive Protein (CRP) is a substance produced by the liver that increases in the presence of inflammation in the body. An elevated CRP level is identified with blood tests and is considered a non-specific marker for disease." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo41.99
Apremilast 20 mg46.69
Apremilast 30 mg100.04

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Percentage Change From Baseline in the High Sensitivity C-Reactive Protein (CRP) at Week 24

"C-Reactive Protein (CRP) is a substance produced by the liver that increases in the presence of inflammation in the body. An elevated CRP level is identified with blood tests and is considered a non-specific marker for disease." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo39.14
Apremilast 20 mg47.43
Apremilast 30 mg106.22

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Percentage Change From Baseline in the High Sensitivity C-Reactive Protein (CRP) at Week 52

"C-Reactive Protein (CRP) is a substance produced by the liver that increases in the presence of inflammation in the body. An elevated CRP level is identified with blood tests and is considered a non-specific marker for disease." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20mg EE13.34
Placebo/Apremilast 20 mg XO82.14
Apremilast 20 mg104.25
Apremilast 30 mg79.33

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Percentage Change From Baseline in the Physician Global Assessment of Disease Activity at Week 16

"The Physician Global Assessment of Disease Activity was measured asking the physician to assess the subject's current arthritis disease activity by placing a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents lowest disease activity, and the right-hand boundary (score = 100 mm) represents highest disease activity. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo-28.82
Apremilast 20 mg-28.22
Apremilast 30 mg-32.66

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Percentage Change From Baseline in the Physician Global Assessment of Disease Activity at Week 24

"The Physician Global Assessment of Disease Activity was measured asking the physician to assess the subject's current arthritis disease activity by placing a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents lowest disease activity, and the right-hand boundary (score = 100 mm) represents highest disease activity. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo-29.98
Apremilast 20 mg-24.13
Apremilast 30 mg-31.78

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Percentage Change From Baseline in the Subject Assessment of Pain at Week 16

"The Subject Assessment of Pain was measured asking the participant to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo30.50
Apremilast 20 mg-5.03
Apremilast 30 mg-7.87

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Percentage Change From Baseline in the Subject Assessment of Pain at Week 24

"The Subject Assessment of Pain was measured asking the participant to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo28.16
Apremilast 20 mg-6.66
Apremilast 30 mg-9.66

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Percentage Change From Baseline in the Subject Assessment of Pain at Week 52

"The Subject Assessment of Pain was measured asking the participant to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20mg EE44.63
Placebo/Apremilast 20 mg XO15.78
Apremilast 20 mg-11.69
Apremilast 30 mg-3.73

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Percentage Change From Baseline in the Subject Global Assessment of Disease Activity at Week 16

"The Subject Global Assessment of Disease Activity was measured asking the participant to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents lowest disease activity, and the right-hand boundary (score = 100 mm) represents highest disease activity. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo10.84
Apremilast 20 mg-3.50
Apremilast 30 mg11.19

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Percentage Change From Baseline in the Subject Global Assessment of Disease Activity at Week 24

"The Subject Global Assessment of Disease Activity was measured asking the participant to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents lowest disease activity, and the right-hand boundary (score = 100 mm) represents highest disease activity. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo15.04
Apremilast 20 mg0.70
Apremilast 30 mg2.54

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Percentage Change From Baseline in the Subject Global Assessment of Disease Activity at Week 52

"The Subject Global Assessment of Disease Activity was measured asking the participant to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents lowest disease activity, and the right-hand boundary (score = 100 mm) represents highest disease activity. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20 EE14.20
Placebo / Apremilast 20 mg XO33.31
Apremilast 20 mg-5.20
Apremilast 30 mg8.22

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Percentage Change From Baseline in the Swollen Joint Count at Week 16

Joint swelling is soft tissue swelling that is detectable along the joint margins and is assessed by inspection and direct palpation of the joint, by the examiner. The ACR 66 swollen joint count evaluates the following joints: upper-temporomandibular, sternoclavicular, acromioclavicular, shoulder, elbow, wrist, metacarpophalangeal, proximal interphalangeal and distal interphalangeal; lower: knee, ankle, midtarsal, metatarsophalangeal and proximal interphalangeal. (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo-36.96
Apremilast 20 mg-34.38
Apremilast 30 mg-40.22

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Percentage Change From Baseline in the Swollen Joint Count at Week 24

Joint swelling is soft tissue swelling that is detectable along the joint margins and is assessed by inspection and direct palpation of the joint, by the examiner. The ACR 66 swollen joint count evaluates the following joints: upper-temporomandibular, sternoclavicular, acromioclavicular, shoulder, elbow, wrist, metacarpophalangeal, proximal interphalangeal and distal interphalangeal; lower: knee, ankle, midtarsal, metatarsophalangeal and proximal interphalangeal. (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo-34.41
Apremilast 20 mg-32.56
Apremilast 30 mg-41.43

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Percentage Change From Baseline in the Swollen Joint Count at Week 52

Joint swelling is soft tissue swelling that is detectable along the joint margins and is assessed by inspection and direct palpation of the joint, by the examiner. The ACR 66 swollen joint count evaluates the following joints: upper-temporomandibular, sternoclavicular, acromioclavicular, shoulder, elbow, wrist, metacarpophalangeal, proximal interphalangeal and distal interphalangeal; lower: knee, ankle, midtarsal, metatarsophalangeal and proximal interphalangeal. (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20mg EE-59.40
Placebo/Apremilast 20 mg XO-67.73
Apremilast 20 mg-57.31
Apremilast 30 mg-66.74

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Percentage Change From Baseline in the Tender Joint Count at Week 16

Joint tenderness is the presence of pain in a joint when pressure is applied by the examiner to elicit tenderness. The 68 tender joint count evaluates the following joints: upper-temporomandibular, sternoclavicular, acromioclavicular, shoulder, elbow, wrist, meta-carpophalangeal, proximal interphalangeal and distal interphalangeal; lower: hip, knee, ankle, midtarsal, metatarsophalangeal and proximal interphalangeal. (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo-33.08
Apremilast 20 mg-26.92
Apremilast 30 mg-33.68

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Percentage of Participants With an American College of Rheumatology 20% Improvement (ACR 20) Response at Week 52

"Percentage of participants with an American College of Rheumatology 20% Improvement (ACR 20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 20% improvement in 68 tender joint count;~≥ 20% improvement in 66 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters: Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index ([HAQ-DI]); C-Reactive Protein." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE47.8
Placebo/Apremilast 20 mg XO51.3
Apremilast 20 mg30.9
Apremilast 30 mg38.2

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Percentage of Participants With an American College of Rheumatology 50% Improvement (ACR 50) Response at Week 16

"Percentage of participants with an American College of Rheumatology 50% Improvement (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 50% improvement in 68 tender joint count;~≥ 50% improvement in 66 swollen joint count; and~≥ 50% improvement in at least 3 of the 5 following parameters:~Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [(HAQ-DI)]); C-Reactive Protein." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo11.4
Apremilast 20 mg4.9
Apremilast 30 mg9.2

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Percentage of Participants Who Achieve an Improvement of ≥ 0.22 Units From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 24

The Health Assessment Questionnaire - Disability Index (HAQ-DI) is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo20.3
Apremilast 20 mg25.6
Apremilast 30 mg32.9

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Percentage of Participants With an American College of Rheumatology 50% Improvement (ACR 50) Response at Week 24

"Percentage of participants with an American College of Rheumatology 50% Improvement (ACR 50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 50% improvement in 68 tender joint count;~≥ 50% improvement in 66 swollen joint count; and~≥ 50% improvement in at least 3 of the 5 following parameters:~Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [(HAQ-DI)]); C-Reactive Protein." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo6.3
Apremilast 20 mg4.9
Apremilast 30 mg15.8

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Percentage of Participants With an American College of Rheumatology 50% Improvement (ACR 50) Response at Week 52

"Percentage of participants with an American College of Rheumatology 50% Improvement (ACR 50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 50% improvement in 68 tender joint count;~≥ 50% improvement in 66 swollen joint count; and~≥ 50% improvement in at least 3 of the 5 following parameters:~Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [(HAQ-DI)]); C-Reactive Protein." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE3.4
Placebo/Apremilast 20 mg XO11.9
Apremilast 20 mg4.9
Apremilast 30 mg5.3

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Percentage of Participants With an American College of Rheumatology 70% Improvement (ACR 70) Response at Week 16

"Percentage of participants with an American College of Rheumatology 70% Improvement (ACR70) response. A participant was a responder if the following 3 criteria for improvement from baseline were met:~≥ 70% improvement in 68 tender joint count;~≥ 70% improvement in 66 swollen joint count; and~≥ 70% improvement in at least 3 of the 5 following parameters: Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index ([HAQ-DI]); C-Reactive Protein" (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent of participants (Number)
Placebo2.5
Apremilast 20 mg1.2
Apremilast 30 mg0.0

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Percentage of Participants With an American College of Rheumatology 70% Improvement (ACR 70) Response at Week 24

"Percentage of participants with an American College of Rheumatology 70% Improvement (ACR 70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 70% improvement in 68 tender joint count;~≥ 70% improvement in 66 swollen joint count; and~≥ 70% improvement in at least 3 of the 5 following parameters:~Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [(HAQ-DI)]); C-Reactive Protein." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo3.8
Apremilast 20 mg2.4
Apremilast 30 mg5.3

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Percentage of Participants With an American College of Rheumatology 70% Improvement (ACR 70) Response at Week 52

"Percentage of participants with an American College of Rheumatology 70% Improvement (ACR 70) response. A participant was a responder if the following 3 criteria for improvement from baseline were met:~≥ 70% improvement in 68 tender joint count;~≥ 70% improvement in 66 swollen joint count; and~≥ 70% improvement in at least 3 of the 5 following parameters: Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index ([HAQ-DI]); C-Reactive Protein" (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE0.0
Placebo/Apremilast 20 mg XO5.0
Apremilast 20 mg7.1
Apremilast 30 mg5.5

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Percentage Change From Baseline in Erythrocyte Sedimentation Rate (ESR) at Week 52

"The erythrocyte sedimentation rate (ESR) is a blood test that can reveal inflammatory activity. The subject's blood is placed in a tall, thin tube, red erythrocytes gradually settle to the bottom. Inflammation can cause the cells to clump together. Because these clumps of cells are denser than individual cells, they settle to the bottom more quickly.~The ESR test measures the distance red blood cells fall in a test tube in one hour. The farther the red blood cells have descended, the greater the inflammatory response." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20 EE-6.28
Placebo / Apremilast 20 mg XO17.15
Apremilast 20 mg4.83
Apremilast 30 mg-15.99

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Percentage of Participants Who Achieve the European League Against Rheumatism (EULAR) Response Criteria Using CRP at Week 16

"EULAR response criteria classify each participant as a good, moderate or non-responder to treatment based on the degree of improvement from baseline and the level of disease activity at the endpoint. EULAR response is derived using the individual subject's DAS28 as the measure of severity of disease.~Good or moderate response is defined as follows: Good response: DAS28 at the time point ≤ 3.2 and improvement from baseline > 1.2 Moderate response: DAS28 at the time point > 3.2 and improvement from baseline > 1.2, or DAS28 at the time point ≤ 5.1 and improvement from baseline > 0.6 and ≤ 1.2" (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo46.8
Apremilast 20 mg41.5
Apremilast 30 mg44.7

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Percentage of Participants Who Achieve an Improvement of at Least 4 Units From Baseline in the Functional Assessment of Chronic Illness Therapy - Fatigue (FACIT-Fatigue) at Week 52

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE41.7
Placebo/Apremilast 20 mg XO61.5
Apremilast 20 mg45.5
Apremilast 30 mg40.0

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Percentage of Participants Who Achieve an Improvement of at Least 4 Units From Baseline in the Functional Assessment of Chronic Illness Therapy -Fatigue (FACIT-Fatigue) at Week 16

"The FACIT-Fatigue scale was a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue.~A positive change from baseline score indicates an improvement." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo39.2
Apremilast 20 mg35.4
Apremilast 30 mg42.1

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Percentage of Participants Who Achieve an Improvement of ≥ 0.22 Units From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 16

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo39.2
Apremilast 20 mg35.4
Apremilast 30 mg52.6

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Change From Baseline in the Clinical Disease Activity Index (CDAI) at Week 52

"The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the:~28 tender joint count (TJC),~28 swollen joint count (SJC),~Subject's Global Assessment of Disease Activity measured on a 100 mm visual analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest;~Physician's Global Assessment of Disease Activity -measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest.~The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI:~Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22" (NCT01285310)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo/Apremilast 20mg EE-16.22
Placebo/Apremilast 20 mg XO-20.70
Apremilast 20 mg-14.77
Apremilast 30 mg-17.68

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Percentage of Participants Who Achieve an Improvement of at Least 4 Units From Baseline in the Functional Assessment of Chronic Illness Therapy -Fatigue (FACIT-Fatigue) at Week 24

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue.~A positive change from baseline score indicates an improvement." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo26.6
Apremilast 20 mg14.6
Apremilast 30 mg26.3

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Change From Baseline in Disease Activity Score 28 (DAS28) (Using C-Reactive Protein) (CRP) at Week 16

"The DAS28 measures the severity of disease at a specific time and is derived from the following variables:~28 tender joint count (TJC28)~28 swollen joint count (SJC28), which do not include the distal interphalangeal (DIP) joints, the hip joint, or the joints below the knee;~C-reactive protein (CRP)~Subject's global assessment of disease activity (SGA )~DAS28 values range from 2.0 to 10.0 while higher values mean a higher disease activity.~A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.90
Apremilast 20 mg-0.73
Apremilast 30 mg-0.90

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Percentage Change From Baseline in the Physician Global Assessment of Disease Activity at Week 52

"The Physician Global Assessment of Disease Activity was measured asking the physician to assess the subject's current arthritis disease activity by placing a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents lowest disease activity, and the right-hand boundary (score = 100 mm) represents highest disease activity. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20mg EE-41.30
Placebo/Apremilast 20 mg XO-49.10
Apremilast 20 mg-41.19
Apremilast 30 mg-44.85

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Percentage of Participants Who Achieve an Improvement of ≥ 0.22 Units From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 52

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE58.3
Placebo/Apremilast 20 mg XO43.6
Apremilast 20 mg40.0
Apremilast 30 mg58.2

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Change From Baseline in the FACIT-Fatigue Scale Score at Week 52

"The FACIT-Fatigue scale was a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue.~A positive change from baseline score indicates an improvement." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo/Apremilast 20mg EE3.50
Placebo/Apremilast 20 mg XO3.18
Apremilast 20 mg2.87
Apremilast 30 mg3.47

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16

"The FACIT-Fatigue scale was a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue.~A positive change from baseline score indicates an improvement." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo2.7
Apremilast 20 mg1.5
Apremilast 30 mg2.6

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24

"The FACIT-Fatigue scale was a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue.~A positive change from baseline score indicates an improvement." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo1.7
Apremilast 20 mg0.5
Apremilast 30 mg3.4

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Change From Baseline in the Medical Outcome Study Short Form 36-item (SF-36) Physical Functioning Domain at Week 16

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). The concepts measured by the SF-36 are not specific to any age, disease, or treatment group, allowing comparison of relative burden of different diseases and the relative benefit of different treatments. Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from baseline score indicates an improvement. (NCT01285310)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Mean)
Placebo1.48
Apremilast 20 mg1.64
Apremilast 30 mg3.33

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Change From Baseline in the Medical Outcome Study Short Form 36-item (SF-36) Physical Functioning Domain at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01285310)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo1.78
Apremilast 20 mg1.66
Apremilast 30 mg3.76

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Change From Baseline in the Medical Outcome Study Short Form 36-item (SF-36) Physical Functioning Domain at Week 52

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01285310)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo/Apremilast 20mg EE2.11
Placebo/Apremilast 20 mg XO3.50
Apremilast 20 mg2.56
Apremilast 30 mg5.23

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Percentage Change From Baseline in Erythrocyte Sedimentation Rate (ESR) at Week 16

"The erythrocyte sedimentation rate (ESR) is a blood test that can reveal inflammatory activity. The subject's blood is placed in a tall, thin tube, red erythrocytes gradually settle to the bottom. Inflammation can cause the cells to clump together. Because these clumps of cells are denser than individual cells, they settle to the bottom more quickly.~The ESR test measures the distance red blood cells fall in a test tube in one hour. The farther the red blood cells have descended, the greater the inflammatory response." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo6.81
Apremilast 20 mg13.98
Apremilast 30 mg-9.39

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Percentage Change From Baseline in Erythrocyte Sedimentation Rate (ESR) at Week 24

"The erythrocyte sedimentation rate (ESR) is a blood test that can reveal inflammatory activity. The subject's blood is placed in a tall, thin tube, red erythrocytes gradually settle to the bottom. Inflammation can cause the cells to clump together. Because these clumps of cells are denser than individual cells, they settle to the bottom more quickly.~The ESR test measures the distance red blood cells fall in a test tube in one hour. The farther the red blood cells have descended, the greater the inflammatory response." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo-0.06
Apremilast 20 mg11.99
Apremilast 30 mg-6.60

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Percentage Change From Baseline in the Health Assessment Questionnaire - Disability Index (HAQ-DI) Score at Week 52

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20mg EE-13.32
Placebo/Apremilast 20 mg XO-10.53
Apremilast 20 mg-8.20
Apremilast 30 mg-22.46

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Percentage Change From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) Score at Week 16

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercent change (Least Squares Mean)
Placebo-9.43
Apremilast 20 mg-3.50
Apremilast 30 mg-10.20

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Percentage Change From Baseline in the Tender Joint Count at Week 52

Joint tenderness is the presence of pain in a joint when pressure is applied by the examiner to elicit tenderness. The 68 tender joint count evaluates the following joints: upper-temporomandibular, sternoclavicular, acromioclavicular, shoulder, elbow, wrist, meta-carpophalangeal, proximal interphalangeal and distal interphalangeal; lower: hip, knee, ankle, midtarsal, metatarsophalangeal and proximal interphalangeal. (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercent change (Mean)
Placebo/Apremilast 20mg EE-55.47
Placebo/Apremilast 20 mg XO-62.70
Apremilast 20 mg-43.88
Apremilast 30 mg-54.03

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Percentage Change From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) Score at Week 24

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo-6.59
Apremilast 20 mg-5.01
Apremilast 30 mg-12.30

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Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 24

The Health Assessment Questionnaire - Disability Index (HAQ-DI) is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Mean)
Placebo-0.069
Apremilast 20 mg-0.080
Apremilast 30 mg-0.227

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Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo/Apremilast 20mg EE-0.219
Placebo/Apremilast 20 mg XO-0.192
Apremilast 20 mg-0.155
Apremilast 30 mg-0.277

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Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 16

The Health Assessment Questionnaire - Disability Index (HAQ-DI) was a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative mean changes from Baseline in the overall score indicate improvement in functional ability. (NCT01285310)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Mean)
Placebo-0.106
Apremilast 20 mg-0.114
Apremilast 30 mg-0.209

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Change From Baseline in the Clinical Disease Activity Index (CDAI) at Week 16

"The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the:~28 tender joint count (TJC),~28 swollen joint count (SJC),~Subject's Global Assessment of Disease Activity measured on a 100 mm visual analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest;~Physician's Global Assessment of Disease Activity -measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest.~The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI:~Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22" (NCT01285310)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Mean)
Placebo-11.52
Apremilast 20 mg-9.49
Apremilast 30 mg-11.38

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Change From Baseline in the Clinical Disease Activity Index (CDAI) at Week 24

"The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the:~28 tender joint count (TJC),~28 swollen joint count (SJC),~Subject's Global Assessment of Disease Activity measured on a 100 mm visual analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest;~Physician's Global Assessment of Disease Activity -measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest.~The CDAI score ranges from 0-76 where lower scores indicate less disease activity.The following thresholds of disease activity have been defined for the CDAI:~Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22" (NCT01285310)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-10.40
Apremilast 20 mg-9.46
Apremilast 30 mg-11.63

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Percentage Change From Baseline in the Tender Joint Count at Week 24

Joint tenderness is the presence of pain in a joint when pressure is applied by the examiner to elicit tenderness. The 68 tender joint count evaluates the following joints: upper-temporomandibular, sternoclavicular, acromioclavicular, shoulder, elbow, wrist, meta-carpophalangeal, proximal interphalangeal and distal interphalangeal; lower: hip, knee, ankle, midtarsal, metatarsophalangeal and proximal interphalangeal. (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercent change (Least Squares Mean)
Placebo-30.81
Apremilast 20 mg-26.21
Apremilast 30 mg-27.80

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Change From Baseline in Disease Activity Score 28 (DAS28) Using CRP at Week 24

"The DAS28 measures the severity of disease at a specific time and is derived from the following variables:~28 tender joint count~28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee;~C-reactive protein (CRP)~Subject's Global Assessment of Disease Activity.~DAS28 values range from 2.0 to 10.0 while higher values mean a higher disease activity.~A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission." (NCT01285310)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.82
Apremilast 20 mg-0.78
Apremilast 30 mg-0.91

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Percentage of Participants Who Achieve Low Disease Activity or Remission Based on the Clinical Disease Activity Index (CDAI) ≤ 10 at Week 16

"The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the:~28 tender joint count (TJC),~28 swollen joint count (SJC),~Subject's Global Assessment of Disease Activity measured on a 100 mm visual analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest;~Physician's Global Assessment of Disease Activity -measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest.~The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI:~Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22" (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo17.7
Apremilast 20 mg12.2
Apremilast 30 mg10.5

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Percentage of Participants Who Achieve Low Disease Activity or Remission Based on the Clinical Disease Activity Index (CDAI) ≤ 10 at Week 24

"The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the:~28 tender joint count (TJC),~28 swollen joint count (SJC),~Subject's Global Assessment of Disease Activity measured on a 100 mm visual analog scale (VAS), where 0 mm = lowest disease activity and 100 mm = highest;~Physician's Global Assessment of Disease Activity -measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest.~The CDAI score ranges from 0-76 where lower scores indicate less disease activity.The following thresholds of disease activity have been defined for the CDAI:~Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22" (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo16.5
Apremilast 20 mg12.2
Apremilast 30 mg21.1

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Percentage of Participants Who Achieve Low Disease Activity or Remission Based on the Clinical Disease Activity Index (CDAI) ≤ 10 at Week 52

"The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the:~28 tender joint count (TJC),~28 swollen joint count (SJC),~Subject's Global Assessment of Disease Activity measured on a 100 mm visual analog scale (VAS),, where 0 mm = lowest disease activity and 100 mm = highest;~Physician's Global Assessment of Disease Activity -measured on a 100 mm VAS, where 0 mm = lowest disease activity and 100 mm = highest.~The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI:~Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22" (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE16.7
Placebo/Apremilast 20 mg XO41.0
Apremilast 20 mg25.0
Apremilast 30 mg27.3

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Percentage of Participants Who Achieve the European League Against Rheumatism (EULAR) Response Criteria Using CRP at Week 24

"EULAR response criteria classify each participant as a good, moderate or non-responder to treatment based on the degree of improvement from baseline and the level of disease activity at the endpoint. EULAR response is derived using the individual subject's DAS28 as the measure of severity of disease.~Good or moderate response is defined as follows: Good response: DAS28 at the time point ≤ 3.2 and improvement from baseline > 1.2 Moderate response: DAS28 at the time point > 3.2 and improvement from baseline > 1.2, or DAS28 at the time point ≤ 5.1 and improvement from baseline > 0.6 and ≤ 1.2" (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo40.5
Apremilast 20 mg29.3
Apremilast 30 mg35.5

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Percentage of Participants Who Achieve the European League Against Rheumatism (EULAR) Response Criteria Using CRP at Week 52

"The EULAR response criteria classify each subject as a good, moderate or non-responder to treatment based on the degree of improvement from baseline and the level of disease activity at the endpoint. EULAR response is derived using the individual subject's DAS28 as the measure of severity of disease.~Good or moderate response is defined as follows: Good response: DAS28 at the time point ≤ 3.2 and improvement from baseline > 1.2 Moderate response: DAS28 at the time point > 3.2 and improvement from baseline > 1.2, or DAS28 at the time point ≤ 5.1 and improvement from baseline > 0.6 and ≤ 1.2" (NCT01285310)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo/Apremilast 20mg EE69.6
Placebo/Apremilast 20 mg XO82.1
Apremilast 20 mg63.0
Apremilast 30 mg65.5

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Percentage of Participants With an American College of Rheumatology 20% Improvement (ACR 20) Response at Week 16

"Percentage of participants with an American College of Rheumatology 20% Improvement (ACR 20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 20% improvement in 68 tender joint count;~≥ 20% improvement in 66 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters: Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index ([HAQ-DI]); C-Reactive Protein." (NCT01285310)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo35.4
Apremilast 20 mg28
Apremilast 30 mg34.2

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Percentage of Participants With an American College of Rheumatology 20% Improvement (ACR 20) Response at Week 24

"Percentage of participants with an American College of Rheumatology 20% Improvement (ACR 20) response. A participant was a responder if the following 3 criteria for improvement from baseline were met:~≥ 20% improvement in 68 tender joint count;~≥ 20% improvement in 66 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters: Subject's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Subject's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Subject's self-assessment of physical function (Health Assessment Questionnaire - Disability Index ([HAQ-DI]); C-Reactive Protein" (NCT01285310)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo24.1
Apremilast 20 mg19.5
Apremilast 30 mg27.6

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Change From Baseline in the Disease Activity Score 28 (DAS 28) Using CRP at Week 52

"The DAS28 measures the severity of disease at a specific time and is derived from the following variables:~28 tender joint count (TJC28)~28 swollen joint count (SJC28), which do not include the distal interphalangeal (DIP) joints, the hip joint, or the joints below the knee;~C-reactive protein (CRP)~Subject's global assessment of disease activity (SGA).~DAS28 values range from 2.0 to 10.0 while higher values mean a higher disease activity.~A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission." (NCT01285310)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo/Apremilast 20mg EE-1.18
Placebo/Apremilast 20 mg XO-1.68
Apremilast 20 mg-1.10
Apremilast 30 mg-1.38

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Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 16

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22 (NCT01307423)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.98
Apremilast 20 mg-6.89
Apremilast 30 mg-7.63

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Change From Baseline in Clinical Disease Activity Index (CDAI) at Week 24

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: • 28 tender joint count (TJC), • 28 swollen joint count (SJC), • Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; • Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8; Low Disease Activity: > 2.8 and ≤ 10; Moderate Disease Activity: > 10 and ≤ 22; High Disease Activity: > 22. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-2.23
Apremilast 20 mg-7.30
Apremilast 30 mg-7.36

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Change From Baseline in Dactylitis Severity Score at Week 16

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01307423)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.0
Apremilast 20 mg-1.9
Apremilast 30 mg-1.7

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Change From Baseline in Dactylitis Severity Score at Week 24

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-1.0
Apremilast 20 mg-2.0
Apremilast 30 mg-1.7

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Change From Baseline in Disease Activity Score (DAS 28) at Week 24

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.22
Apremilast 20 mg-0.69
Apremilast 30 mg-0.68

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Change From Baseline in Health Assessment Questionnaire - Disability Index (HAQ-DI) at Week 52

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative changes from Baseline in the overall score indicate improvement in functional ability. (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-0.21
Placebo / Apremilast 30 mg-0.25
Apremilast 20 mg-0.32
Apremilast 30 mg-0.39

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Change From Baseline in Health Assessment Questionnaire- Disability Index [HAQ-DI]) at Week 16

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative changes from baseline in the overall score indicate improvement in functional ability. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo0.012
Apremilast 20 mg-0.156
Apremilast 30mg-0.205

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Change From Baseline in Health Assessment Questionnaire- Disability Index [HAQ-DI]) at Week 24

The Health Assessment Questionnaire - Disability Index is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. Negative changes from Baseline in the overall score indicate improvement in functional ability. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo0.012
Apremilast 20 mg-0.156
Apremilast 30 mg-0.207

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 16

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.5
Apremilast 20 mg-0.5
Apremilast 30 mg-1.5

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 24

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo-0.6
Apremilast 20 mg-0.9
Apremilast 30 mg-1.5

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Change From Baseline in Maastricht Ankylosing Spondylitis Entheses Score (MASES) at Week 52

The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-1.7
Placebo/Apremilast 30 mg-1.8
Apremilast 20 mg-1.5
Apremilast 30 mg-1.8

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Change From Baseline in Participants Assessment of Pain at Week 24

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01307423)
Timeframe: Baseline and Week 24

Interventionmm (Least Squares Mean)
Placebo-3.8
Apremilast 20 mg-9.4
Apremilast 30 mg-9.6

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Change From Baseline in Patient's Assessment of Pain at Week 16

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01307423)
Timeframe: Baseline and Week 16

Interventionmm (Least Squares Mean)
Placebo-2.6
Apremilast 20 mg-7.7
Apremilast 30 mg-10.5

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Change From Baseline in the CDAI Score at Week 52

The Clinical Disease Activity Index (CDAI) is a composite index that is calculated as the sum of the: 28 tender joint count (TJC), 28 swollen joint count (SJC), Patient's Global Assessment of Disease Activity measured on a 10 cm visual analog scale (VAS), where 0 cm = lowest disease activity and 10 cm = highest; Physician's Global Assessment of Disease Activity -measured on a 10 cm VAS, where 0 cm = lowest disease activity and 10 cm = highest. The CDAI score ranges from 0-76 where lower scores indicate less disease activity. The following thresholds of disease activity have been defined for the CDAI: Remission: ≤ 2.8 Low Disease Activity: > 2.8 and ≤ 10 Moderate Disease Activity: > 10 and ≤ 22 High Disease Activity: > 22. (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-11.0
Placebo / Apremilast 30 mg-14.67
Apremilast 20 mg-14.32
Apremilast 30 mg-13.98

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Change From Baseline in the Dactylitis Severity Score at Week 52

Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet will be rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-2.2
Placebo / Apremilast 30 mg-2.9
Apremilast 20 mg-2.2
Apremilast 30 mg-2.9

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Change From Baseline in the DAS28 at Week 52

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg-1.08
Placebo / Apremilast 30 mg-1.28
Apremilast 20 mg-1.37
Apremilast 30 mg-1.39

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Change From Baseline in the Disease Activity Score (DAS28) After 16 Weeks of Treatment

The DAS28 measures the severity of disease at a specific time and is derived from the following variables: • 28 tender joint count • 28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee; • C-reactive protein (CRP) • Patient's global assessment of disease activity. DAS28(CRP) scores range from 0 to approximately 10, with the upper bound dependent on the highest possible level of CRP. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-0.15
Apremilast 20 mg-0.61
Apremilast 30 mg-0.68

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Change From Baseline in the FACIT-Fatigue Scale Score at Week 52

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg6.03
Placebo / Apremilast 30 mg4.27
Apremilast 20 mg2.39
Apremilast 30 mg5.89

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 16

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01307423)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo0.07
Apremilast 20 mg1.19
Apremilast 30 mg2.62

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Change From Baseline in the Functional Assessment of Chronic Illness Therapy-Fatigue (FACIT-Fatigue) Score at Week 24

"The FACIT-Fatigue scale is a 13-item self-administered questionnaire that assesses both the physical and functional consequences of fatigue. Each question is answered on a 5-point scale, where 0 means not at all, and 4 means very much. The FACIT-Fatigue scale score ranges from 0 to 52, with higher scores denoting lower levels of fatigue. A positive change from baseline score indicates an improvement." (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo0.25
Apremilast 20 mg1.37
Apremilast 30 mg2.58

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Change From Baseline in the Participants Assessment of Pain Using the Visual Analog Scale at Week 52

"The participant was asked to place a vertical line on a 100-mm visual analog scale on which the left-hand boundary (score = 0 mm) represents no pain, and the right-hand boundary (score = 100 mm) represents pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded in millimeters." (NCT01307423)
Timeframe: Baseline and Week 52

Interventionmm (Mean)
Placebo/Apremilast 20 mg-13.1
Placebo / Apremilast 30 mg-18.9
Apremilast 20 mg-15.6
Apremilast 30 mg-14.2

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Change From Baseline in the SF-36v2 Physical Functioning Scale Score at Week 52

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01307423)
Timeframe: Baseline and Week 52

Interventionunits on a scale (Mean)
Placebo / Apremilast 20 mg7.76
Placebo / Apremilast 30 mg6.87
Apremilast 20 mg5.68
Apremilast 30 mg5.87

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Percentage of Participants Achieving a Dactylitis Score of Zero at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo35.6
Apremilast 20 mg46.1
Apremilast 30 mg40.5

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Percentage of Participants Achieving a MASES Score of Zero at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo22.6
Apremilast 20 mg29.1
Apremilast 30 mg37.8

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Percentage of Participants Achieving Good or Moderate EULAR Response at Week 52

The EULAR response criteria classify each subject as a good, moderate or non-responder to treatment based on the degree of improvement from baseline and the level of disease activity at the endpoint. EULAR response is derived using the individual subject's DAS28 as the measure of severity of disease. A Good response is defined as follows: Good response: DAS28 at the time point ≤ 3.2 and improvement from baseline > 1.2 A Moderate Response is defined as either: an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. Two-sided 95% confidence interval is based on the Clopper-Pearson method (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg64.5
Placebo / Apremilast 30 mg73.5
Apremilast 20 mg75.4
Apremilast 30 mg79.0

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Percentage of Participants With ≥ 20% Improvement in Maastricht Ankylosing Spondylitis Entheses Score at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo46.1
Apremilast 20 mg48.7
Apremilast 30 mg63.1

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Percentage of Participants With a ACR 20 Response at Week 52

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: ≥ 20% improvement in 78 tender joint count; ≥ 20% improvement in 76 swollen joint count; and ≥ 20% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg59.7
Placebo / Apremilast 30 mg56.7
Apremilast 20 mg53.4
Apremilast 30 mg58.7

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Percentage of Participants With a ACR 50 Response at Week 16

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. (NCT01307423)
Timeframe: Baseline and Week 16

InterventionPercentage of participants (Number)
Placebo4.5
Apremilast 20 mg11.4
Apremilast 30 mg11.4

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Percentage of Participants With a ACR 50 Response at Week 24

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 50% improvement in 78 tender joint count; • ≥ 50% improvement in 76 swollen joint count; and • ≥ 50% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo6.3
Apremilast 20 mg16.0
Apremilast 30 mg12.5

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Percentage of Participants With a ACR 70 Response at Week 16

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo1.1
Apremilast 20 mg4.0
Apremilast 30 mg4.0

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Percentage of Participants With a ACR 70 Response at Week 24

Percentage of participants with an American College of Rheumatology 70% (ACR70) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 70% improvement in 78 tender joint count; • ≥ 70% improvement in 76 swollen joint count; and • ≥ 70% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo4.0
Apremilast 20 mg4.0
Apremilast 30mg4.5

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Percentage of Participants With a Modified PsARC Response at Week 52

Measure Description: Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0=lowest disease activity and 100=highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0=lowest disease activity and 100=highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg73.8
Placebo / Apremilast 30 mg79.1
Apremilast 20 mg75.6
Apremilast 30 mg75.9

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 24

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0=lowest disease activity and 100=highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0=lowest disease activity and 100=highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo17.0
Apremilast 20 mg36.6
Apremilast 30 mg35.2

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Percentage of Participants With an ACR 20 Response at Week 24

Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo13.1
Apremilast 20 mg29.1
Apremilast 30 mg24.4

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Percentage of Participants With an ACR 50 Response at Week 52

Percentage of participants with an American College of Rheumatology 50% (ACR50) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met: ≥ 50% improvement in 78 tender joint count; ≥ 50% improvement in 76 swollen joint count; and ≥ 50% improvement in at least 3 of the 5 following parameters: o Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg30.6
Placebo / Apremilast 30 mg25.4
Apremilast 20 mg27.1
Apremilast 30 mg31.9

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Percentage of Participants With an ACR 70 Response at Week 52

A participant was a responder if the following 3 criteria for improvement from Baseline were met: ≥ 70% improvement in 78 tender joint count; ≥ 70% improvement in 76 swollen joint count; and ≥ 70% improvement in at least 3 of the 5 following parameters: Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); Patient's global assessment of disease activity (measured on a 100 mm VAS); Physician's global assessment of disease activity (measured on a 100 mm VAS); Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); C-Reactive Protein. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg8.2
Placebo / Apremilast 30 mg10.3
Apremilast 20 mg13.7
Apremilast 30 mg18.1

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Percentage of Participants With an American College of Rheumatology 20% (ACR20) Response at Week 16

A participant was a responder if the following 3 criteria for improvement from Baseline were met: • ≥ 20% improvement in 78 tender joint count; • ≥ 20% improvement in 76 swollen joint count; and • ≥ 20% improvement in at least 3 of the 5 following parameters: -Patient's assessment of pain (measured on a 100 mm visual analog scale [VAS]); -Patient's global assessment of disease activity (measured on a 100 mm VAS); -Physician's global assessment of disease activity (measured on a 100 mm VAS); -Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index (HAQ-DI)); -C-Reactive Protein. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo15.9
Apremilast 20mg28.0
Apremilast 30mg30.7

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo60.0
Apremilast 20 mg66.3
Apremilast 30 mg61.9

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Percentage of Participants With Dactylitis Improvement ≥ 1 Point at Week 24

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 24 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo57.8
Apremilast 20 mg69.7
Apremilast 30 mg63.1

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Percentage of Participants With Good or Moderate EULAR Response at Week 24

The EULAR response reflects an improvement in disease activity and an attainment of a lower degree of disease activity based on th DAS-28. Good or moderate response is defined as follows: Good response: DAS28 at the time point ≤ 3.2 and improvement from baseline > 1.2 Moderate response: DAS28 at the time point > 3.2 and improvement from baseline > 1.2, or DAS28 at the time point ≤ 5.1 and improvement from baseline > 0.6 and ≤ 1.2 A Moderate Response is defined as either: • an improvement (decrease) in the DAS28 of greater than 0.6 and less than or equal to 1.2 and attainment of a DAS28 score of less than or equal to 5.1 or, • an improvement (decrease) in the DAS28 of more than 1.2 and attainment of a DAS28 score of greater than 3.2. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo17.0
Apremilast 20 mg34.9
Apremilast 30 mg28.4

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Percentage of Participants With Good or Moderate European League Against Rheumatism (EULAR) Response at Week 16

The EULAR response criteria classify each subject as a good, moderate or non-responder to treatment based on the degree of improvement from baseline and the level of disease activity at the endpoint. EULAR response is derived using the individual subject's DAS28 as the measure of severity of disease. Good or moderate response is defined as follows: Good response: DAS28 at the time point ≤ 3.2 and improvement from baseline > 1.2 Moderate response: DAS28 at the time point > 3.2 and improvement from baseline > 1.2, or DAS28 at the time point ≤ 5.1 and improvement from baseline > 0.6 and ≤ 1.2 (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo25.0
Apremilast 20 mg41.1
Apremilast 30 mg44.3

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Percentage of Participants With MASES Improvement ≥ 20% at Week 24

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 24 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo48.7
Apremilast 20 mg54.7
Apremilast 30 mg66.7

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Percentage of Participants With MASES Improvement ≥ 20% at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improved by ≥ 20% from Baseline after 52 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg70.7
Placebo / Apremilast 30 mg81.0
Apremilast 20 mg65.9
Apremilast 30 mg69.4

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Percentage of Participants With Pre-existing Dactylitis Whose Dactylitis Severity Score Improves From Baseline by ≥ 1 at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improved by ≥ 1 after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg93.8
Placebo / Apremilast 30 mg94.7
Apremilast 20 mg87.1
Apremilast 30 mg85.9

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Percentage of Participants With Pre-existing Dactylitis Whose Dactylitis Severity Score Improves From Baseline to 0 at Week 52

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 52 weeks. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit and ranges from 0 to 20. Two-sided 95% confidence interval is based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

InterventionPercentage of Participants (Number)
Placebo / Apremilast 20 mg75.0
Placebo / Apremilast 30 mg78.9
Apremilast 20 mg68.6
Apremilast 30 mg68.8

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Percentage of Participants With Pre-existing Dactylitis Whose Dactylitis Severity Score Improves to 0 at Week 16

Percentage of participants with pre-existing dactylitis whose dactylitis severity score improves to zero after 16 weeks of treatment. Dactylitis is characterized by swelling of the entire finger or toe. Each digit on the hands and feet was rated as zero for no dactylitis or 1 for dactylitis present. The dactylitis severity score is the sum of the individual scores for each digit. The dactylitis severity score, ranging from 0 to 20, is the number of digits on the hands and feet with dactylitis present. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo33.3
Apremilast 20 mg42.7
Apremilast 30mg40.5

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Percentage of Participants With Pre-existing Enthesopathy Whose Maastricht Ankylosing Spondylitis Entheses Score Improves to 0 at Week 16

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 16 weeks of treatment. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo19.1
Apremilast 20 mg21.4
Apremilast 30 mg36.9

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Percentage of Participants With Pre-existing Enthesopathy Whose MASES Improves From Baseline to 0 at Week 52

Percentage of participants with pre-existing enthesopathy whose MASES improves to 0 after 24 weeks. The Maastricht Ankylosing Spondylitis Enthesitis Score quantitates inflammation of the entheses (enthesitis) by assessing pain at the following entheses (sites where tendons or ligaments insert into the bone): 1st costochondral joints left/right; 7th costochondral joints left/right; posterior superior iliac spine left/right; anterior superior iliac spine left/right; iliac crest left/right; 5th lumbar spinous process; and the proximal insertion of the Achilles tendon left/right. The MASES, ranging from 0 to 13, is the number of painful entheses out of 13 entheses. Two-sided 95% confidence interval was based on the Clopper-Pearson method. (NCT01307423)
Timeframe: Baseline and Week 52

Interventionpercentage of participants (Number)
Placebo / Apremilast 20 mg39.0
Placebo / Apremilast 30 mg61.9
Apremilast 20 mg39.6
Apremilast 30 mg45.9

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Number of Participants With Treatment Emergent Adverse Events During the Apremilast Exposure Period

A TEAE is an adverse event (AE) with a start date on or after the date of the first dose of investigational product (IP) and no later than 28 days after the last dose of IP. An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. A serious AE is any AE that results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; or constitutes an important medical event. For both AEs and SAEs the investigator assessed the severity of the event according to the grading scale: Mild: asymptomatic or with mild symptoms, Moderate: symptoms causing moderate discomfort or Severe: symptoms causing severe discomfort or pain. (NCT01307423)
Timeframe: Week 0 to Week 260; median duration of exposure to apremilast 20 mg BID was 168.93 weeks and 229.36 weeks for apremilast 30 mg BID

,,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAE (SAE)Drug-Related (SAE)Any TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WirhdrawalAny TEAE Leading to Death
Apremilast 20 mg (Pre-Switch)188892435641220
Apremilast 20/30 mg (Post-Switch)6016351520
Apremilast 30 mg2041132336636260

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Number of Participants With Treatment Emergent Adverse Events During the Placebo Controlled Phase

A TEAE is an adverse event (AE) with a start date on or after the date of the first dose of investigational product (IP) and no later than 28 days after the last dose of IP. An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. A serious AE is any AE that results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; or constitutes an important medical event. For both AEs and SAEs the investigator assessed the severity of the event according to the grading scale: Mild: asymptomatic or with mild symptoms, Moderate: symptoms causing moderate discomfort or Severe: symptoms causing severe discomfort or pain. (NCT01307423)
Timeframe: Week 0 to Week 16 for placebo participants who entered EE at Week 16 and up to Week 24 for all other participants (placebo participants who remained on placebo through week 24 and participants randomized to the APR 20 mg BID or APR 30 mg BID)

,,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-Related TEAEAny Severe TEAEAny Serious TEAE (SAE)Drug-Related (SAE)Any TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 20mg87404301140
Apremilast 30mg9958211960
Placebo7325650840

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Percentage of Participants With a Modified Psoriatic Arthritis Response Criteria (PsARC) Response at Week 16

Modified PsARC response is defined as improvement in at least 2 of the 4 measures, at least one of which must be tender joint count or swollen joint count, and no worsening in any of the 4 measures: • 78 tender joint count, • 76 swollen joint count, • Patient global assessment of disease activity, measured on a 100 mm visual Analog scale (VAS), where 0=lowest disease activity and 100=highest; • Physician global assessment of disease activity, measured on a 100 mm VAS, where 0=lowest disease activity and 100=highest. Improvement or worsening in joint counts is defined as decrease or increase, respectively, from baseline by ≥ 30%, and improvement or worsening in global assessments is defined as decrease or increase, respectively, from baseline by ≥ 20 mm VAS. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo24.4
Apremilast 20 mg38.9
Apremilast 30 mg45.5

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 16

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). SF-36 domain scores were first calculated to range from 0 to100 and then transformed to norm-based scores (the norm-based scores in the US general population have an average of 50 and a standard deviation of 10). Norm-based scores were used in analyses, with higher scores indicating a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from baseline score indicates an improvement. (NCT01307423)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo0.01
Apremilast 20 mg2.39
Apremilast 30 mg3.19

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Change From Baseline in 36-item Short Form Health Survey (SF-36) Physical Functioning Domain at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). SF-36 domain scores were first calculated to range from 0 to100 and then transformed to norm-based scores (the norm-based scores in the US general population have an average of 50 and a standard deviation of 10). Norm-based scores were used in analyses, with higher scores indicating a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from baseline score indicates an improvement. (NCT01307423)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo0.16
Apremilast 20 mg2.13
Apremilast 30 mg3.88

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Number of Participants in Each IGA Category

The investigator global assessment scale is a gestalt global assessment made by an investigator describing the overall disease severity of the patient. It is a categorical scale that includes 0-clear, 1-almost clear, 2-mild,3- moderate, 4-severe, and 5-very severe. The reduction in IGA score from baseline to month three (end of study) in the 20mg arm and month six (end of study) in the 30mg arm was evaluated for efficacy. (NCT01393158)
Timeframe: Mean change in IGA score measured at Baseline and Month 3, (if on 20mg arm) or Baseline and Month 6 (if on 30mg arm)

,
Interventionparticipants (Number)
MildModerateSevereVery Severe
Apremilast 20 BID0231
Apremilast 30 BID1810

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Change in Pruritus (Visual Analog Scale) Score

The pruritus visual analog scale (VAS) is a 10 cm (100 mm) visual analog scale that measures up patient's itch severity with 10 (100 mm) representing the worst imaginable and 0 representing no itch. This is a validated scale with a change of three from baseline to month three in the 20mg arm (end of study) and month six in the 30mg arm (end of study) being clinically relevant. (NCT01393158)
Timeframe: Mean change in Pruritus (Visual Analog Scale) score measured at Baseline and Month 3, (if on 20mg arm) or Baseline and Month 6 (if on 30mg arm)

Interventionunits on a scale (Mean)
Apremilast 20mg BID-32.2
Apremilast 30mg BID-13.4

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Change in EASI Scores

The eczema area and severity index (EASI) is a composite score measuring physical signs of atopic dermatitis. The scale ranges from 0-72. The components measuring severity are four signs/symptoms of atopic dermatitis: erythema, population, excoriation and lichenification on a scale of 0-3 for each body of the four body regions (head/neck, trunk, arms, legs). The component measuring area is a body surface area measurement of each region. The area and severity of each body region is weighted based on size of region which are added together for the complete score. The score for each patient's with scores between 0 and 7 are considered mild ,between 7 and 21 are considered moderate, and greater than 21 are considered severe. In this study the change in EASI score between baseline and month three (end of study) in the 20 mg arm and month six in the 30 mg arm, baseline EASI score was subtracted from month 3 or month 6 score in the 30mg arm,and calculated as a final outcome data point. (NCT01393158)
Timeframe: Mean change in EASI score measured at Baseline and Month 3, (if on 20mg arm) or Baseline and Month 6 (if on 30mg arm)

Interventionunits on a scale (Mean)
Apremilast 20 BID-8.8
Apremilast 30mg BID-8.2

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Change In DLQI Scores

"The dermatology life quality index (DLQI) is a validated quality-of-life scale that measures the impact of skin disease. It is a 10 question instrument. Scores of 0 over 0-1 means there is no effect on the patient's life. Scores between 2 and 5 represent a small effect on patient's life. Scores between 6 and 10 correspond to a moderate effect on patient's life. Scores between 11 and 20 correspond to a very large effect on the patient's life. And scores between 21 and 30 correspond to an extremely large effect on patient's life. The range of the scale between 0 and 30 for the added total of the patient's responses. Each question can be answered on a scale of 0-not at all, 1-a little, 2- a lot, 3- very much with some questions having the option of not relevant. The difference in DLQI score from baseline to month three (end of study) in the 20mg arm and month six (end of study) in the 30mg arm was evaluated for efficacy." (NCT01393158)
Timeframe: Mean change in DLQI scores measured at Baseline and Month 3, (if on 20mg arm) or Baseline and Month 6 (if on 30mg arm)

Interventionunits on a scale (Mean)
Apremilast 20 BID-8.3
Apremilast 30mg BID-6.3

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Apparent Total Plasma Clearance (CL/F) of Apremilast

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

InterventionL/h (Geometric Mean)
Apremilast Alone9.60
Apremilast + IV Rifampin10.1
Apremilast + Multiple Dose Oral Rifampin34.5

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Maximum Observed Plasma Concentration (Cmax) of Apremilast

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

Interventionng/mL (Geometric Mean)
Apremilast Alone290
Apremilast + IV Rifampin331
Apremilast + Multiple Dose Oral Rifampin166

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Apparent Volume of Distribution (Vz/F) of Apremilast

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

Interventionliters (Geometric Mean)
Apremilast Alone112
Apremilast + IV Rifampin107
Apremilast + Multiple Dose Oral Rifampin305

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Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC∞) of Apremilast

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

Interventionng*h/mL (Geometric Mean)
Apremilast Alone3120
Apremilast + IV Rifampin2980
Apremilast + Multiple Dose Oral Rifampin869

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Area Under the Plasma Concentration-time Curve From Time Zero to the Last Quantifiable Concentration (AUCt) of Apremilast

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

Interventionng*h/mL (Geometric Mean)
Apremilast Alone3070
Apremilast + IV Rifampin2940
Apremilast + Multiple Dose Oral Rifampin850

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Estimate of the Terminal Elimination Half-life (T1/2) of Apremilast in Plasma

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

Interventionhours (Geometric Mean)
Apremilast Alone8.12
Apremilast + IV Rifampin7.35
Apremilast + Multiple Dose Oral Rifampin6.13

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Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast

Plasma concentrations of apremilast were determined by means of a validated, sensitive, and specific high performance liquid chromatography/tandem mass spectrometric (LC-MS/MS) assay. (NCT01561963)
Timeframe: Pre-dose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 16, 24, 36, and 48 hours following apremilast dosing on Days 1, 5, and 20

Interventionhours (Median)
Apremilast Alone2.00
Apremilast + IV Rifampin1.50
Apremilast + Multiple Dose Oral Rifampin1.00

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Change From Baseline in Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) at Week 24

The BASDAI is a composite score based on a participant self-administered survey of six questions measured using a 0 to 10 unit numerical rating scale (NRS) that assessed the participants' five major symptoms of AS: 1) fatigue; 2) spinal pain; 3) peripheral joint pain/swelling; 4) areas of localized tenderness; 5a) morning stiffness severity upon wakening; 5b) morning stiffness duration upon wakening. The participant was asked to mark the box with an X on a 0 to 10 unit NRS for each of the 6 questions. To give each of the five symptoms equal weighting, the mean of the two scores relating to morning stiffness was taken. The resulting 0 to 50 score was divided by 5 to give a final 0 to 10 BASDAI score. A BASDAI score of 4 or greater was considered to be indicative of active AS disease. (NCT01583374)
Timeframe: Baseline and Week 24

InterventionUnits on a Scale (Least Squares Mean)
Placebo-1.21
Apremilast 20 mg-1.30
Apremilast 30 mg-1.18

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Change From Baseline in Bath Ankylosing Spondylitis Functional Index (BASFI) at Week 24

The BASFI is a composite score based on a self-administered survey of 10 questions using a 0 to 10 unit numerical rating scale (NRS) that assesses the degree of mobility and functional ability. The survey consists of 8 questions regarding function in AS and the last 2 reflect the ability to manage everyday life. The patient marks a box with an X on a 0 to 10 unit NRS for 10 questions; the left-hand box of 0 = easy; the right-hand box = impossible. The resulting 0 to 100 score is divided by 10 to give a final 0 to 10 BASFI score. The overall score is the mean of the 10 items and ranges from 0 to 10. A higher score correlates to reduced functional ability. (NCT01583374)
Timeframe: Baseline and Week 24

InterventionUnits on a Scale (Least Squares Mean)
Placebo-0.94
Apremilast 20 mg-1.11
Apremilast 30 mg-0.99

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Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo Controlled Phase

A TEAE was an adverse event (AE) with a start date on or after the date of the first dose of IP and no later than 28 days after the last dose of IP for participants who discontinued early. A serious AE = results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect; or constitutes an important medical event. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = symptoms causing severe pain discomfort. (NCT01583374)
Timeframe: From Week 0 to Week 24; the median duration of exposure was 23.57 weeks for the placebo arm, 23.71 weeks for the apremilast 20 mg arm and 24.00 weeks for the apremilast 30 mg arm.

,,
InterventionParticipants (Count of Participants)
Any Treatment Emergent Adverse EventAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 20 mg914423013110
Apremilast 30 mg885156314130
Placebo83240101470

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Change From Baseline in the Radiographic Score Using the Modified Stoke Ankylosing Spondylitis Spine Score (m-SASSS) at Week 104 and Week 260

"The Modified Stoke Ankylosing Spondylitis Spine Score is a scoring method used to determine the amount or degree of ankylosing spondylitis disease that is in the spine based on x-ray radiographs of the spine. The m-SASSS scores 0-3.~0 = No abnormality, 1 = Erosion, Sclerosis or Squaring, 2 = Syndesmophyte, 3 = Total bony Bridging at each Site. An increase in the m-SASSS indicated a worsening of AS disease." (NCT01583374)
Timeframe: Baseline to Week 104 and 260

,,,,
InterventionUnits on a Scale (Mean)
Week 104Week 260
Apremilast 20 mg0.993.14
Apremilast 20 mg/ Apremilast 30 mg0.822.21
Apremilast 20 mg/Apremilast 20 mg1.123.83
Apremilast 30 mg0.651.79
Placebo/Apremilast 30 mg0.981.92

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Percentage of Participants Who Achieved an Assessment of SpondyloArthritis International Society 20 (ASAS) Response at Week 24

"ASAS 20 was defined as achieving an improvement from baseline of ≥ 20% and ≥ 1 unit in at least 3 of 4 ASAS domains on a scale of 0 to 10 units and no worsening from baseline of ≥ 20% and ≥ 1 unit in the remaining ASAS domain on a scale of 0 to 10 units. The 4 ASAS domains are:~Patient Global Assessment of Disease (0 - 10 unit Numerical Rating Scale [NRS]); participant marks a box with an X on a 0 - 10 unit NRS; the left-hand box of 0 = not active and the right-hand box = very active~Total Back Pain (0 to 10 unit NRS); participant marks a box with an X on a 0 - 10 unit NRS; the left-hand box of 0 = no pain and the right-hand box = most severe pain~Function (Bath AS Functional Index [BASFI] NRS 0 - 10 unit); participant provides a self-administered survey of 10 questions assessing for degree of mobility and functional ability~Inflammation domain is determined by the mean of 2 Bath AS Disease Activity Index NRS Questions #5 and #6 for morning stiffness) (0 - 10 unit)" (NCT01583374)
Timeframe: Baseline and Week 24

InterventionPercentage of Participants (Number)
Placebo31.7
Apremilast 20 mg36.2
Apremilast 30 mg33.7

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Percentage of Participants Who Achieved an Assessment of SpondyloArthritis International Society 20 (ASAS 20) Response at Week 16

"ASAS 20 was defined as achieving an improvement from baseline of ≥ 20% and ≥ 1 unit in at least 3 of 4 ASAS domains on a scale of 0 to 10 units and no worsening from baseline of ≥ 20% and ≥ 1 unit in the remaining ASAS domain on a scale of 0 to 10 units. The 4 ASAS domains are:~Patient Global Assessment of Disease (0 - 10 unit Numerical Rating Scale [NRS]); participant marks a box with an X on a 0 - 10 unit NRS; the left-hand box of 0 = not active and the right-hand box = very active~Total Back Pain (0 to 10 unit NRS); participant marks a box with an X on a 0 - 10 unit NRS; the left-hand box of 0 = no pain and the right-hand box = most severe pain~Function (Bath AS Functional Index [BASFI] NRS 0 - 10 unit); participant provides a self-administered survey of 10 questions assessing for degree of mobility and functional ability~Inflammation domain is determined by the mean of 2 Bath AS Disease Activity Index NRS Questions #5 and #6 for morning stiffness) (0 - 10 unit)" (NCT01583374)
Timeframe: Baseline and Week 16

InterventionPercentage of Participants (Number)
Placebo36.6
Apremilast 20 mg35.0
Apremilast 30 mg32.5

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Change From Baseline in the Physical Component Summary Score (PCS) of Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) was a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores (based on US general population with mean of 50 and standard deviation of 10) were used in analyses. Higher scores indicate a higher level of functioning. The PCS encompasses physical functioning, role-physical, and bodily pain, as well as general health and vitality. A positive change from baseline score indicates an improvement (NCT01583374)
Timeframe: Baseline and Week 24

InterventionUnits on a Scale (Least Squares Mean)
Placebo3.50
Apremilast 20 mg3.46
Apremilast 30 mg3.79

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Change From Baseline in the Ankylosing Spondylitis Quality of Life (ASQoL) Summary Score at Week 24

The ASQoL is a validated disease specific patient reported outcomes instrument to assess the impact of ankylosing spondylitis on the quality of life of individuals with emphasis on the ability of the person to fulfill his or her needs. It consisted of 18 items requesting a yes (score=1) or no (score=0) response to questions related to the impact of pain on sleep, mood, motivation, ability to cope, activities of daily living, independence, relationships, and social life. The summary score ranges 0-18 with higher scores indicating worse quality of life. (NCT01583374)
Timeframe: Baseline and Week 24

InterventionUnits on a Scale (Least Squares Mean)
Placebo-1.77
Apremilast 20 mg-1.50
Apremilast 30 mg-1.52

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Change From Baseline in Bath Ankylosing Spondylitis Metrology Index-Linear (BASMI-Linear) at Week 24

The BASMI-Linear was designed to assess axial status (ie, cervical, dorsal and lumbar spine, hips, and pelvic soft tissue) and to define clinically significant changes in spinal movement. Five dimensions of movement (lateral lumbar flexion, tragus to wall, forward lumbar flexion, maximal intermalleolar distance, and cervical rotation) were measured and normalized on 0 to 10 unit NRS. The average of these scores was the total BASMI score, ranging from 0-10 with higher values indicating more severe limitation in spinal mobility. (NCT01583374)
Timeframe: Baseline and Week 24

InterventionUnits on a Scale (Least Squares Mean)
Placebo-0.19
Apremilast 20 mg-0.16
Apremilast 30 mg-0.13

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Number of Participants With Treatment Emergent Adverse Events During the Apremilast Exposure Period

A TEAE was an adverse event (AE) with a start date on or after the date of the first dose of IP and no later than 28 days after the last dose of IP for participants who discontinued early. A serious AE = results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect; or constitutes an important medical event. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = symptoms causing severe pain discomfort. (NCT01583374)
Timeframe: Week 0 to week 260; overall mean duration of exposure to apremilast 20 mg and 30 mg BID was 160.96 weeks

,,
InterventionParticipants (Count of Participants)
Any Treatment Emergent Adverse EventAny Severe TEAEAny Serious TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 20 mg11451222180
Apremilast 20/30 mg47881141
Apremilast 30 mg239234151341

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Maximum Observed Plasma Concentration (Cmax) of Apremilast

Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay. (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionng/mL (Geometric Mean)
Apremilast - Fasted339.86
Apremilast - Fed333.85

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Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast

Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay. (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionhours (Median)
Apremilast - Fasted2.50
Apremilast - Fed3.00

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Number of Participants With Adverse Events

An adverse event (AE) was any noxious, unintended, or untoward medical occurrence that appeared or worsened in a participant during the course of this study. It could have been a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology. Any worsening (i.e., any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. (NCT01634178)
Timeframe: From first dose of study drug in Period 1 up to 5 to 10 days after dosing in Period 2, approximately 20 days.

,
InterventionParticipants (Count of Participants)
Any adverse eventAdverse events related to study drugSerious adverse eventsDiscontinued due to adverse eventDiscontinued due to adverse event related to study drug
Apremilast - Fasted94000
Apremilast - Fed53021

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Apparent Total Volume of Distribution When Dosed Orally (Vz/F) of Apremilast

Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay. (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

InterventionmL (Geometric Mean)
Apremilast - Fasted121735.96
Apremilast - Fed98582.15

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Apparent Total Plasma Clearance When Dosed Orally (CL/F) of Apremilast

Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay. (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

InterventionmL/hr (Geometric Mean)
Apremilast - Fasted9499.80
Apremilast - Fed8556.28

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Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay. (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionng*hr/mL (Geometric Mean)
Apremilast - Fasted3157.96
Apremilast - Fed3506.19

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Area Under the Plasma Concentration-time Curve From Time Zero to Time of Last Quantifiable Concentration (AUC0-t) of Apremilast

"Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay.~AUC0-t was calculated using the linear trapezoidal method (linear up log down) when concentrations were increasing and the logarithmic trapezoidal method when concentrations were decreasing." (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionng*hr/mL (Geometric Mean)
Apremilast - Fasted3083.05
Apremilast - Fed3436.39

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Estimate of Terminal Elimination Half-life of Apremilast in Plasma (t1/2)

Plasma concentrations of apremilast were determined by using a validated liquid chromatography-tandem mass spectrometry assay. (NCT01634178)
Timeframe: Day 1 of each treatment period at pre-dose, and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionhours (Geometric Mean)
Apremilast - Fasted8.88
Apremilast - Fed7.99

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Apparent Total Volume of Distribution When Dosed Orally (Vz/F) of Apremilast by Sex

(NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionliters (Geometric Mean)
Males (Combined)128
Females (Combined)123

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Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL. (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionh*ng/mL (Geometric Mean)
Young: Apremilast2900
Elderly: Apremilast3323

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Area Under the Plasma Concentration-time Curve From Time Zero to Time of Last Quantifiable Concentration (AUC0-t) of Apremilast

"The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL.~AUC0-t was calculated using the linear trapezoidal method when concentrations were increasing and the logarithmic trapezoidal method when concentrations were decreasing." (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionh*ng/mL (Geometric Mean)
Young: Apremilast2832
Elderly: Apremilast3235

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AUC From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast by Sex

The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL. (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionh*ng/mL (Geometric Mean)
Males (Combined)2673
Females (Combined)3499

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Estimate of Terminal Elimination Half-life of Apremilast in Plasma by Sex

(NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionhours (Mean)
Males (Combined)8.06
Females (Combined)10.3

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Maximum Observed Plasma Concentration (Cmax) of Apremilast

The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL. (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionng/mL (Geometric Mean)
Young: Apremilast302
Elderly: Apremilast321

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Maximum Observed Plasma Concentration of Apremilast by Sex

The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL. (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionng/mL (Geometric Mean)
Males (Combined)299
Females (Combined)322

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Estimate of Terminal Elimination Half-life of Apremilast in Plasma (t1/2)

(NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionhours (Mean)
Young: Apremilast9.41
Elderly: Apremilast9.15

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Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast by Sex

The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL. (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionhours (Median)
Males (Combined)2.5
Females (Combined)2.75

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AUC From Time Zero to Time of Last Quantifiable Concentration (AUC0-t) of Apremilast by Sex

"The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL.~AUC0-t was calculated using the linear trapezoidal method when concentrations were increasing and the logarithmic trapezoidal method when concentrations were decreasing." (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionh*ng/mL (Geometric Mean)
Males (Combined)2634
Females (Combined)3382

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Number of Participants With Adverse Events

An adverse event (AE) was any noxious, unintended, or untoward medical occurrence that appeared or worsened in a participant during the course of the study. It could have been a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health including laboratory test values, regardless of etiology. Any worsening (i.e., any clinically significant adverse change in the frequency or intensity of a pre-existing condition) was considered an AE. (NCT01634191)
Timeframe: From first dose of study drug up to 11 days

,,,
InterventionParticipants (Count of Participants)
Any adverse eventAdverse event related to study drugSerious adverse eventsSerious adverse events related to study drugDiscontinued due to adverse eventDiscontinued due to adverse event related to study drug
Elderly Females510000
Elderly Males200000
Young Females110000
Young Males220000

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Apparent Total Plasma Clearance When Dosed Orally (CL/F) of Apremilast

(NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

InterventionL/hr (Geometric Mean)
Young: Apremilast10.4
Elderly: Apremilast9.03

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Apparent Total Plasma Clearance When Dosed Orally of Apremilast by Sex

(NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

InterventionL/hr (Geometric Mean)
Males (Combined)11.2
Females (Combined)8.57

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Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast

The lower limit of quantitation for apremilast plasma concentrations was 1.0 ng/mL. (NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionhours (Median)
Young: Apremilast2.50
Elderly: Apremilast2.50

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Apparent Total Volume of Distribution When Dosed Orally (Vz/F) of Apremilast

(NCT01634191)
Timeframe: Day 1 predose and at 0.5, 1, 1.5, 2, 2.5, 3, 5, 8, 12, 24, 36, and 48 hours after dosing.

Interventionliters (Geometric Mean)
Young: Apremilast136
Elderly: Apremilast115

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Percentage of Participants Who Achieved a 75% Improvement (Response) in the Psoriasis Area Severity Index (PASI-75) for the Comparison Between Apremilast and Placebo at Week 16 From Baseline

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement was missing. (NCT01690299)
Timeframe: Baseline to Week 16

InterventionPercentage of participants (Number)
Placebo11.9
Apremilast Plus Placebo Injection39.8

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Percentage of Participants Who Achieved a 75% Improvement (Response) in the Psoriasis Area and Severity Index (PASI) for the Comparison Between Etanercept 50mg SC QW and Placebo at Week 16

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement was missing. (NCT01690299)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo11.9
Etanercept 50mg Plus Placebo Tablet48.2

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Percentage of Participants Who Achieved a 50% Improvement (Response) in the Psoriasis Area Severity Index (PASI-50) for Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 16. The PASI score was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement was missing. (NCT01690299)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo33.3
Apremilast Plus Placebo Injection62.7
Etanercept Plus Placebo Tablet83.1

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Percent Change From Baseline in the Affected Body Surface Area (BSA) for Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16

"BSA is a measurement of involved skin. The overall BSA affected by psoriasis was estimated based on the palm area of the participant's hand (entire palmar surface or handprint including the fingers), which equates to approximately 1% of total body surface area. BSA percent change from baseline was determined at each visit of the study, and is calculated as 100*(post-baseline BSA - baseline BSA) / baseline BSA." (NCT01690299)
Timeframe: Baseline to Week 16

Interventionpercent change (Least Squares Mean)
Placebo-16.3
Apremilast Plus Placebo Injection-47.7
Etanercept Plus Placebo Tablets-56.1

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Change From Baseline in the Mental Component Summary (MCS) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 in Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16

The SF-36 is a 36-item general health status instrument and consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better health. Scores from the 8 scales were transformed to the norm-based scores using weights from U.S. general population to have a mean of 50 and variance = 10, with higher scores indicating better health. From these 8 scale, two overall summary scores were obtained - a Physical Component Summary score (PCS) and a Mental Component Summary score (MCS), both having the same mean of 50 and variance = 10 as noted for the individual scales for the U.S. general population, and with higher scores indicating better health. For MCS, change from baseline was calculated, where change = visit value - baseline value. (NCT01690299)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo2.6
Apremilast Plus Placebo Injection3.5
Etanercept Plus Placebo Tablets4.8

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Psoriasis Flare/Rebound

Psoriasis flare is an AE and represents an atypical or unusual worsening of disease during treatment. It is defined as a sudden intensification of psoriasis requiring medical intervention or a diagnosis of new generalized erythrodermic, inflammatory, or pustular psoriasis. Rebound is an AE and is defined as a severe and sudden worsening of disease that occurs after treatment has been discontinued. This exacerbation is characterized by a PASI ≥125% of baseline or a new generalized pustular, erythrodermic, or more inflammatory psoriasis after stopping therapy. PASI ≥125% of baseline score at any visit after the last dose date for those who discontinued within the phase. (NCT01690299)
Timeframe: From the first dose of apremilast (either Week 0 or Week 16 for participants originally randomized to placebo or etanercept who were switched at Week 16) until 28 days after the last dose of apremilast.

,,
Interventionparticipants (Number)
Any psoriasis flare captured as a TEAEAny psoriasis rebound captured as a TEAEThose with PASI ≥125% baseline score and D/C APR
Apremilast/Apremilast420
Etanercept/Apremilast071
Placebo/Apremilast110

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Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score In Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16

"DLQI is a simple, compact, and practical questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains ten items dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from Very Much (score 3) to Not at All or Not relevant (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if No, then the participant is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being A lot, A little, or Not at all (scores 2, 1, or 0 respectively). The DLQI total score is derived by summing all item scores, which has a possible range of 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best." (NCT01690299)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-3.9
Apremilast 30mg Plus Placebo Injection-8.4
Etanercept 50mg Plus Placebo Tablet-7.8

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Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Placebo-Controlled Phase

A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug for participants who discontinued early. An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen during the study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the patient's health, including laboratory test values, regardless of etiology. Any worsening (ie, clinically significant adverse change in frequency or intensity of a preexisting condition) should be considered an AE. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. (NCT01690299)
Timeframe: Week 0 to Week 16; mean duration of exposure was 14.90 weeks for placebo group, 15.13 weeks for apremilast group and 15.87 weeks for Etanercept group

,,
Interventionparticipants (Number)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast Plus Placebo Injection5927332930
Etanercept Plus Placebo Tablets4421321320
Placebo4517200120

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Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Apremilast-exposure Period

A TEAE in the apremilast-exposure phase is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen during the study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the subject's health, including laboratory test values, regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) should be considered an AE. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes listed above. (NCT01690299)
Timeframe: From the first dose of apremilast (either Week 0 for participants originally randomized to apremilast or Week 16 for those originally randomized to placebo or etanercept who were switched to apremilast at week 16) until 28 days after last apremilast dose

,,
Interventionparticipants (Number)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast/Apremilast71367621370
Etanercept/Apremilast5415741720
Placebo/Apremilast4523452830

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Percentage of Participants Who Achieved a Static Physician Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With at Least 2 Points Reduction for Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16

The sPGA is an assessment by the Investigator of the overall disease severity at the time of evaluation. The sPGA is a 5-point scale ranging from 0 (clear) to 4 (severe), incorporating an assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation. When making the assessment of overall severity, the Investigator should factor in areas that have already been cleared (ie, have scores of 0) and not just evaluate remaining lesions for severity, ie, the severity of each sign is averaged across all areas of involvement, including cleared lesions. In the event of different severities across disease signs, the sign that is the predominant feature of the disease should be used to help determine the sPGA score. (NCT01690299)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo3.6
Apremilast Plus Placebo Injection21.7
Etanercept Plus Placebo Tablet28.9

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Psoriasis Flare/Rebound

Psoriasis flare is an AE and represents an atypical or unusual worsening of disease during treatment. It is defined as a sudden intensification of psoriasis requiring medical intervention or a diagnosis of new generalized erythrodermic, inflammatory, or pustular psoriasis. Rebound is an AE and is defined as a severe and sudden worsening of disease that occurs after treatment has been discontinued. This exacerbation is characterized by a PASI ≥125% of baseline or a new generalized pustular, erythrodermic, or more inflammatory psoriasis after stopping therapy. (NCT01690299)
Timeframe: Week 0 to Week 16; Placebo controlled phase

,,
Interventionparticipants (Number)
Any psoriasis flare captured as a TEAEAny psoriasis rebound captured as a TEAEThose with PASI ≥125% baseline score and D/C APR
Apremilast Plus Placebo Injection100
Etanercept Plus Placebo Tablets000
Placebo301

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Percentage of Participants Who Achieved a Lattice System Physician's Global Assessment (LS-PGA) Score of Clear (0) or Almost Clear at Week 16 in Comparison Between Apremilast and Placebo and Etanercept and Placebo at Week 16

The Lattice System Physician's Global Assessment is a global assessment performed by the investigator of psoriasis severity. Integrating ranges of BSA involvement with assessments of overall plaque severity (using a 4 point scale from none to marked for the signs of plaque elevation, erythema and scale), the LS-PGA produces an overall assessment of psoriasis severity on an 8-point scale, ranging from clear to very severe. To determine the final score, the lattice portion is governed by the BSA and among the plaque qualities, weights plaque elevation as most important, erythema next, and scale least. (NCT01690299)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo6.0
Apremilast Plus Placebo Injection24.1
Etanercept Plus Placebo Tablets22.9

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Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) Response at Weeks 52 and 104

"Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 20% improvement in 78 tender joint count;~≥ 20% improvement in 76 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters:~Patient's self-assessment of pain (measured on a 0 to 10 unit numeric rating scale [NRS]);~Patient's global self-assessment of disease activity (measured on a 0 to 10 unit NRS);~Physician's global assessment of disease activity (measured on a 0 to 10 unit NRS);~Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]);~C-Reactive Protein (CRP)" (NCT01925768)
Timeframe: Baseline and Weeks 52 and 104

,
Interventionpercentage of partcipants (Number)
Week 52Week 104
Apremilast (APR)67.159.4
Placebo/Apremilast (PBO-APR)60.066.2

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Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) Response at Weeks 2, 4, 6, 8, 12 and 20

"Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 20% improvement in 78 tender joint count;~≥ 20% improvement in 76 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters:~Patient's self-assessment of pain (measured on a 0 to 10 unit numeric rating scale [NRS]);~Patient's global self-assessment of disease activity (measured on a 0 to 10 unit NRS);~Physician's global assessment of disease activity (measured on a 0 to 10 unit NRS);~Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]);~C-Reactive Protein (CRP)" (NCT01925768)
Timeframe: Baseline and at Weeks 2, 4, 6, 8, 12 and 20

,
Interventionpercentage of participants (Number)
Week 2Week 4Week 6Week 8Week 12Week 20
Apremilast (APR) 30 mg16.424.537.336.440.043.6
Placebo (PBO)6.415.619.322.928.424.8

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Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Apremilast-Exposure Period

A TEAE is an AE with a start date on or after the date of the first dose of Investigational Product (IP). An AE is any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. (NCT01925768)
Timeframe: Start of lst dose of IP up to week 104: Weeks 0 to104 for those initially randomized to APR 30 mg BID, Weeks 16 -104 for PBO-treated patients who EE to APR at Week 16 and from Weeks 24-104 for PBO-treated patients who transitioned to APR at Week 24

InterventionParticipants (Number)
Any TEAEAny drug-related TEAEAny severe TEAEAny serious TEAEAny serious drug-related TEAEAny TEAE leading to study dose interruptionAny TEAE leading to study drug withdrawalAny TEAE leading to death
Apremilast (APR) 30 mg15752815028171

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Change From Baseline in 36-item SF-36 (V2.0) Physical Functioning Domain Score at Weeks 52 and 104

The SF-36 (v 2.0) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01925768)
Timeframe: Baseline and Weeks 52 and 104

,
Interventionunits on a scale (Mean)
Week 52Week 104
Apremilast (APR)6.005.95
Placebo/Apremilast (PBO-APR)5.115.78

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Change From Baseline in the Duration of Morning Stiffness at Weeks 52 and 104

Morning stiffness was the participant's assessment of how long their morning stiffness lasted after first waking up in the morning, on average, during the previous week. A higher value indicates longer duration, and a negative change from baseline indicates improvement. (NCT01925768)
Timeframe: Baseline and Weeks 52 and 104

,
Interventionminutes (Mean)
Week 52Week 104
Apremilast (APR)-5.7-7.0
Placebo/Apremilast (PBO-APR)3.3-11.9

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Change From Baseline in the Disease Activity Score (DAS28) at Week 52 and 104

"The DAS28 measures the severity of disease at a specific time and is derived from the following variables:~28 tender joint count~28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee;~C-reactive protein (CRP)~Patient's global assessment of disease activity. DAS28 (CRP) scores range from 0 to 9.4. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. A negative change from baseline indicates improvement." (NCT01925768)
Timeframe: Baseline and Weeks 52 and 104

,
Interventionunits on a scale (Mean)
Week 52Week 104
Apremilast (APR)-1.71-1.70
Placebo/Apremilast (PBO-APR)-1.46-1.62

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Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Weeks 52 and 104

HAQ-DI is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. A higher score indicates worse physical functioning, and a negative change from baseline indicates improvement. (NCT01925768)
Timeframe: Baseline and Weeks 52 and 104

,
Interventionunits on a scale (Mean)
Week 52Week 104
Apremilast (APR)-0.395-0.357
Placebo/Apremilast (PBO-APR)-0.323-0.382

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Percentage of Participants With Improved Change in Severity of Morning Stiffness at Week 24

Morning stiffness severity was the participant's assessment of how severe their morning stiffness was after first waking up in the morning, on average, during the previous week. The severity was recorded as none, mild, moderate, moderately severe, or very severe. The response of no improvement includes subjects who had no change or worsened. Improvement is defined as the change from baseline of a more severe assessment to less severe assessment. (NCT01925768)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo (PBO)20.2
Apremilast (APR)40.0

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Percentage of Participants Whose Severity of Morning Stiffness at Week 16 Improved From Baseline

Morning stiffness severity was the participant's assessment of how severe their morning stiffness was after first waking up in the morning, on average, during the previous week. The severity was recorded as none, mild, moderate, moderately severe, or very severe. Improvement is defined as the change from baseline of a more severe assessment to less severe assessment. Full Analysis Set; Participants who discontinued early prior to Week 16 and those who did not have sufficient data for a definitive determination of response status at Week 16 were counted as non-responders. (NCT01925768)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo (PBO)25.7
Apremilast (APR) 30 mg46.4

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Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) Response at Week 16

"Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 20% improvement in 78 tender joint count;~≥ 20% improvement in 76 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters:~Patient's self-assessment of pain (measured on a 0 to 10 unit numeric rating scale [NRS]);~Patient's global self-assessment of disease activity (measured on a 0 to 10 unit NRS);~Physician's global assessment of disease activity (measured on a 0 to 10 unit NRS);~Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]);~C-Reactive Protein (CRP) Those who withdrew early or who did not have sufficient data at Week 16 were counted as non-responders." (NCT01925768)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo (PBO)20.2
Apremilast (APR) 30 mg38.2

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Percentage of Participants Who Achieved an American College of Rheumatology 20% (ACR20) at Week 24

"Percentage of participants with an American College of Rheumatology 20% (ACR20) response. A participant was a responder if the following 3 criteria for improvement from Baseline were met:~≥ 20% improvement in 78 tender joint count;~≥ 20% improvement in 76 swollen joint count; and~≥ 20% improvement in at least 3 of the 5 following parameters:~Patient's self-assessment of pain (measured on a 0 to 10 unit numeric rating scale [NRS]);~Patient's global self-assessment of disease activity (measured on a 0 to 10 unit NRS);~Physician's global assessment of disease activity (measured on a 0 to 10 unit NRS);~Patient's self-assessment of physical function (Health Assessment Questionnaire - Disability Index [HAQ-DI]);~C-Reactive Protein (CRP) Those who withdrew early or who did not have sufficient data at Week 16 were counted as non-responders." (NCT01925768)
Timeframe: Baseline and Week 24

Interventionpercentage of participants (Number)
Placebo (PBO)24.8
Apremilast (APR) 30 mg43.6

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Mean Change From Baseline in the Duration of Morning Stiffness at Week 16

Morning stiffness was the participant's assessment of how long their morning stiffness lasted after first waking up in the morning, on average, during the previous week. A higher value indicates longer duration, and a negative change from baseline indicates improvement. (NCT01925768)
Timeframe: Baseline and Week 16

Interventionminutes (Mean)
Placebo (PBO)21.7
Apremilast (APR) 30 mg-7.2

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Number of Participants With Treatment Emergent Adverse Events (TEAE) During the 24 Week Placebo Controlled Phase

A TEAE is an AE with a start date on or after the date of the first dose of Investigational Product (IP). An AE is any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. (NCT01925768)
Timeframe: Date of first dose of study drug to Week 24; median duration of exposure during placebo controlled phase was 24.14 weeks

,
InterventionParticipants (Number)
Any TEAEAny drug-related TEAEAny severe TEAEAny serious TEAEAny serious drug-related TEAEAny TEAE leading to study drug withdrawalAny TEAE leading to study dose interruptionAny TEAE leading to death
Apremilast (APR) 30 mg733023010100
Placebo (PBO)6918450570

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Change From Baseline in the Duration of Morning Stiffness at Week 24

Morning stiffness was the participant's assessment of how long their morning stiffness lasted after first waking up in the morning, on average, during the previous week. A higher value indicates longer duration, and a negative change from baseline indicates improvement. (NCT01925768)
Timeframe: Baseline and Week 24

Interventionminutes (Mean)
Placebo (PBO)21.9
Apremilast (APR) 30 mg-5.7

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Change From Baseline in the Disease Activity Score DAS28 (CRP) at Week 16

"The DAS28 measures the severity of disease at a specific time and is derived from the following variables:~28 tender joint count~28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee;~C-reactive protein (CRP)~Patient's global assessment of disease activity. DAS28 (CRP) scores range from 0 to 9.4. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. A negative change from baseline indicates improvement." (NCT01925768)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)-0.39
Apremilast (APR) 30 mg-1.07

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Change From Baseline in the 36-item SF-36 Physical Component Summary Score at Week 24

The SF-36 (v 2.0) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). The physical component summary (PCS) score includes the physical functioning, role physical, bodily pain, and general health domains. Minimum clinically important difference (MCID) for the scale scores, as well as the PCS and MCS, is defined as a 2.5-point improvement (increase) from baseline. The summary scores range from 0 to 100, with lower scores reflecting more disability, and higher scores reflecting less disability and better health. The 8 domains are regrouped into the PCS and MCS scores. (NCT01925768)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)1.60
Apremilast (APR) 30 mg5.00

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Change From Baseline in the 28-Joint Disease Activity Score Using C-reactive Protein as the Acute-Phase Reactant (DAS28 [CRP]) at Week 24

"The DAS28 measures the severity of disease at a specific time and is derived from the following variables:~28 tender joint count~28 swollen joint count, which do not include the DIP joints, the hip joint, or the joints below the knee;~C-reactive protein (CRP)~Patient's global assessment of disease activity. DAS28 (CRP) scores range from 0 to 9.4. A DAS28 score higher than 5.1 indicates high disease activity, a DAS28 score less than 3.2 indicates low disease activity, and a DAS28 score less than 2.6 indicates clinical remission. A higher value indicates higher disease activity, and a negative change from baseline indicates improvement." (NCT01925768)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)-0.76
Apremilast (APR) 30 mg-1.26

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Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 24

HAQ-DI is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. A higher score indicates worse physical functioning, and a negative change from baseline indicates improvement. (NCT01925768)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)-0.169
Apremilast (APR) 30 mg-0.273

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Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 16

HAQ-DI is a patient-reported questionnaire consisting of 20 questions referring to eight domains: dressing/grooming, arising, eating, walking, hygiene, reach, grip, and usual activities. Participants assessed their ability to do each task over the past week using the following response categories: without any difficulty (0); with some difficulty (1); with much difficulty (2); and unable to do (3). Scores on each task are summed and averaged to provide an overall score ranging from 0 to 3, where zero represents no disability and three very severe, high-dependency disability. A higher score indicates worse physical functioning, and a negative change from baseline indicates improvement. (NCT01925768)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)-0.055
Apremilast (APR) 30 mg-0.205

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Change From Baseline in 36-item Short Form Health Survey (SF-36) V 2 Physical Functioning Domain at Week 16

The SF-36 (v 2.0) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from Baseline score indicates an improvement. (NCT01925768)
Timeframe: Baseline and Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)-1.04
Apremilast (APR) 30 mg2.43

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Percentage of Participants Whose Severity of Morning Stiffness at Week 52 and 104 Improved From Baseline

Morning stiffness severity was the participant's assessment of how severe their morning stiffness was after first waking up in the morning, on average, during the previous week. The severity was recorded as none, mild, moderate, moderately severe, or very severe. Improvement is defined as the change from baseline of a more severe assessment to less severe assessment. (NCT01925768)
Timeframe: Baseline and Weeks 52 and 104

,
Interventionpercentage of participants (Number)
Week 52Week 104
Apremilast (APR)57.559.4
Placebo/Apremilast (PBO-APR)57.150.7

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Change From Baseline in the Medical Outcomes Short Form Health Survey (SF-36) V2 Physical Function Domain Score at Week 24

The Medical Outcome Study Short Form 36-Item Health Survey, Version 2 (SF-36) is a self-administered instrument that measures the impact of disease on overall quality of life and consists of 36 questions in eight domains (physical function, pain, general and mental health, vitality, social function, physical and emotional health). Norm-based scores were used in analyses, calibrated so that 50 is the average score and the standard deviation equals 10. Higher scores indicate a higher level of functioning. The physical functioning domain assesses limitations in physical activities because of health problems. A positive change from baseline score indicates an improvement. (NCT01925768)
Timeframe: Baseline and Week 24

Interventionunits on a scale (Least Squares Mean)
Placebo (PBO)1.26
Apremilast (APR) 30 mg3.94

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Percent Change From Baseline in the Psoriasis Area and Severity Index (PASI) Score

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI is a validated instrument that has become standard in clinical trials for psoriasis. The PASI scores range from 0 to 72, with higher scores reflecting a greater disease severity. (NCT01988103)
Timeframe: Baseline to Week 16

Interventionpercent change (Least Squares Mean)
Placebo-3.7
Apremilast 20mg-33.1
Apremilast 30mg-43.1

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Percentage of Participants Who Achieved a 50% Improvement From Baseline (Response) Reduction in the PASI-50 at Week 16

PASI-50 response is the percentage of participants who achieved at least a 50% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement is missing. (NCT01988103)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo21.4
Apremilast 20mg41.2
Apremilast 30mg50.6

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Percentage of Participants Who Achieved a 75% Improvement (Response) From Baseline in the Psoriasis Area and Severity Index (PASI-75) at Week 16

PASI-75 response is the percentage of participants who achieved at least a 75% reduction (improvement) from baseline in PASI score at Week 16. The improvement in PASI score was used as a measure of efficacy. The PASI was a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The PASI score was set to missing if any severity score or degree of involvement was missing. (NCT01988103)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo7.1
Apremilast 20mg23.5
Apremilast 30mg28.2

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Percentage of Participants Who Achieved a Static Physician's Global Assessment (sPGA) Score of Clear (0) or Almost Clear (1) With at Least 2 Point Reduction From Baseline to Week 16

The sPGA is a measure of psoriasis disease severity at the time of evaluation by the Investigator. It does not compare assessments across visits or rely on investigator recall or prior disease. The sPGA is a 6-point scale ranging from 0 (clear, except for residual discoloration) to 5 (severe; majority of plaques have severe thickness, erythema, and scaling). The investigator examines all of the lesions on the participant and assigns a score ranging from 0 to 5 for thickness, erythema and degree of scaling. Scores for thickness, erythema and scaling are then summed and the mean of these 3 scores equals the overall sPGA score. (NCT01988103)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo8.8
Apremilast 20mg23.9
Apremilast 30mg29.6

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Number of Participants With Adverse Events (AE) in the Placebo Controlled Phase

An AE was any noxious, unintended, or untoward medical occurrence, that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT01988103)
Timeframe: Baseline to Week 16

,,
Interventionparticipants (Number)
≥ At least 1 TEAE≥ 1 Drug-related TEAE≥ At least 1 Severe TEAE≥ 1 Serious TEAEAny Serious Drug-related TEAE≥ 1 TEAE leading to Drug Interruption≥ 1 TEAE Leading to Drug Withdrawal≥ 1 TEAE Leading to Death
Apremilast 20mg49184422100
Apremilast 30mg4425000060
Placebo358100240

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Number of Participants With Adverse Events (AE) in the During the Apremilast-exposure Period

An AE was any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a preexisting condition) was considered an AE. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly or birth defect, or a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. An AE is a treatment emergent AE if the AE start date is on or after the date of the first dose of study drug and no later than 28 days after the last dose. (NCT01988103)
Timeframe: From the first dose of apremilast (either Week 0 or Week 16 for participants originally randomized to placebo who were re-randomized at Week 16) until 28 days after the last dose of apremilast.

,
Interventionparticipants (Number)
≥ At Least 1 TEAE≥ 1 Drug-related TEAR≥ At Least 1 Severe TEAE≥ 1 Serious TEAEAny Serious Drug-related TEAE≥ 1 TEAE leading to Drug Interruption≥ 1 TEAE Leading to Drug Withdrawal≥ 1 TEAE Leading to Death
Apremilast 20mg9434121156191
Apremilast 30mg89372202100

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Change From Baseline in Mental Component Summary (MCS) Score of the Medical Outcome Study Short Form 36-item (SF-36) Health Survey Version 2.0 at Week 16

SF-36 is a 36-item general health status instrument often used in clinical trials and health services research. It consists of 8 scales: physical function (PF), role limitations-physical (RP), vitality (VT), general health perceptions (GH), bodily pain (BP), social function (SF), role limitations-emotional (RE), and mental health (MH). Scale scores range from 0 to 100, with higher scores indicating better quality of life (better functioning) (NCT01988103)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo-1.59
Apremilast 20mg-0.71
Apremilast 30mg0.27

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Change From Baseline in Pruritus Visual Analogue Scale 100-mm (VAS) at Week 16

The pruritus visual analog scale (VAS) was used to measure the amount of itching and discomfort a participant experiences. Participant's assessment of pruritus (Itch) asked: On average, how much itch have you had because of your condition in the past week? Higher scores correspond to more severe symptom or disease. The participant places a vertical line on a 100-mm VAS on which the left-hand boundary represents no itch at all and the right-hand boundary represents the worst itch imaginable. The distance from the vertical line to the left-hand boundary is recorded. VAS scores range from 0 to 100 mm, where higher scores correspond to worse pruritis (itch). (NCT01988103)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo7.1
Apremilast 20mg-7.5
Apremilast 30mg-17.7

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Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at Week 16

"Dermatology Life Quality Index (DLQI) was developed as a practical questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains 10 items dealing with the participants skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from Very Much (score 3) to Not at All or Not relevant (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if No, then the participant is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being A lot, A little, or Not at all (scores 2, 1, or 0 respectively). The DLQI total score has a possible range from 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best." (NCT01988103)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Least Squares Mean)
Placebo1.3
Apremilast 20mg-0.5
Apremilast 30mg-2.2

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Percent Change From Baseline in the Psoriasis Affected Body Surface Area (BSA) at Week 16

"BSA is a measurement of involved skin. The overall BSA affected by psoriasis is estimated based on the palm area of the subject's hand (entire palmar surface or handprint including the fingers), which equates to approximately 1% of total body surface area." (NCT01988103)
Timeframe: Baseline to Week 16

Interventionpercent change (Least Squares Mean)
Placebo7.5
Apremilast 20mg-21.6
Apremilast 30mg-30.5

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Number of Participants With TEAEs During the Apremilast Exposure Period

A TEAE is an adverse event with a start date on or after the date of the first dose of investigational product (IP) and no later than 28 days after the last dose of IP. An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a pre existing condition) should be considered an AE. A serious AE is any which results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect; constitutes an important medical event. (NCT02087943)
Timeframe: Baseline to Week 24; median duration of apremilast 30 mg was 23.3 weeks and 22.4 weeks for apremilast 40 mg

,
Interventionparticipants (Number)
TEAEDrug-related TEAESevere TEAESerious TEAE (SAE)Drug-related SAETEAE Leading to Drug InterruptionTEAE Leading to Drug WithdrawalDeath
Apremilast 30 mg4929120030
Apremilast 40 mg6138132890

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Percentage Change From Baseline in the Eczema Area and Severity Index (EASI) Score at Week 12.

EASI is a validated composite scoring system integrating the proportion of the body region (area) involved and the intensity of key signs of atopic dermatitis (AD). A representative lesion is selected for each of the four body regions for assessing the intensity of each of the four signs (erythema, induration /papulation, excoriation, and lichenification). Symptoms (eg, pruritus) and secondary signs (eg, xerosis, scaling) are excluded from the assessment. The total EASI score ranges from 0 to 72. A higher score indicated worse disease status, and a negative change from baseline indicated improvement. (NCT02087943)
Timeframe: Baseline to Week 12

Interventionpercent change (Least Squares Mean)
Placebo-10.98
Apremilast 30 mg-25.99
Apremilast 40 mg-31.57

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Percentage of Participants Who Achieved a Score of 0 (Cleared) or 1 (Almost Cleared) and at Least a 2-point Reduction From Baseline in a Static Physician's Global Assessment of Acute Signs (sPGA-A) at Week 12.

"The sPGA-A is intended to assess the global severities (ie, a visual average integrating all areas of AD) of key acute clinical signs of AD, including erythema, induration/papulation, oozing/crusting (lichenification excluded) based on a 5-point scale of cleared (0), almost cleared (1), mild (2), moderate (3) and severe (4)." (NCT02087943)
Timeframe: Baseline to Week 12

Interventionpercentage of participants (Number)
Placebo6.3
Apremilast 30 mg3.4
Apremilast 40 mg14.3

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Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo Controlled Period

A TEAE is an adverse event with a start date on or after the date of the first dose of IP and no later than 28 days after the last dose of IP for participants who discontinued early. An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology. Any worsening (ie, any clinically significant adverse change in the frequency or intensity of a pre existing condition) should be considered an AE. A serious AE is any which results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect; constitutes an important medical event. (NCT02087943)
Timeframe: Baseline to Week 12

,,
Interventionparticipants (Number)
TEAEDrug-related TEAESevere TEAESerious TEAE (SAE)Drug-related SAETEAE Leading to Drug InterruptionTEAE Leading to Drug WithdrawalDeath
Apremilast 30 mg3626010020
Apremilast 40 mg4427121460
Placebo308000310

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Percentage of Participants Who Achieved at Least a 50% Reduction From Baseline in the EASI Score (EASI 50) at Week 12

The EASI 50 reduction (defined as ≥ 50% reduction from baseline in EASI score) was selected to serve as the key responder endpoint. A ≥ 50% improvement is clinically meaningful for this population. (NCT02087943)
Timeframe: Baseline to Week 12

Interventionpercentage of participants (Number)
Placebo32.8
Apremilast 30 mg31.0
Apremilast 40 mg42.9

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The Percentage Change From Baseline in the Average Weekly Pruritus Numerical Rating Scale (NRS) Score at Week 4

"The participant completed a daily diary recording the average intensity of pruritus they experienced during the preceding 24 hrs. The intensity of pruritus was assessed using a validated 11-point NRS, ranging from 0 (no pruritus) to 10 (the worst pruritus imaginable). It should be noted that this NRS is distinct from the pruritus, Visual Analogue Scale (VAS) in the Modified SCORAD Index with respect to recall period (three days for the VAS). The weekly NRS score was calculated as the average of the NRS scores over 7 days within the specified week. A higher score indicated worse disease status, and a negative change from baseline indicated improvement." (NCT02087943)
Timeframe: Baseline to Week 4

Interventionpercent change (Least Squares Mean)
Placebo-4.83
Apremilast 30 mg-10.00
Apremilast 40 mg-9.00

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Group 3: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Median)
Group 3: Apremilast Immediate Release3.00
Group 3: Apremilast Modified Release 84.00
Group 3: Apremilast Modified Release 94.00

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Group 4: Apparent Total Plasma Clearance (CL/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

InterventionL/h (Geometric Mean)
Group 4: Apremilast Immediate Release8.57
Group 4: Apremilast Modified Release 1113.92
Group 4: Apremilast Modified Release 1213.62
Group 4: Apremilast Modified Release 1316.83
Group 4: Apremilast Modified Release 1414.88

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Group 4: Apparent Total Volume of Distribution (Vz/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionliters (Geometric Mean)
Group 4: Apremilast Immediate Release77.30
Group 4: Apremilast Modified Release 11148.66
Group 4: Apremilast Modified Release 12147.59
Group 4: Apremilast Modified Release 13172.16
Group 4: Apremilast Modified Release 14153.18

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Group 4: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 4: Apremilast Immediate Release7000.35
Group 4: Apremilast Modified Release 115747.12
Group 4: Apremilast Modified Release 125875.19
Group 4: Apremilast Modified Release 134753.79
Group 4: Apremilast Modified Release 145374.83

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Group 4: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 4: Apremilast Immediate Release6976.02
Group 4: Apremilast Modified Release 115701.21
Group 4: Apremilast Modified Release 125811.24
Group 4: Apremilast Modified Release 134700.70
Group 4: Apremilast Modified Release 145324.80

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Group 4: Half-life of Apremilast in Terminal Phase (T1/2)

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Geometric Mean)
Group 4: Apremilast Immediate Release6.25
Group 4: Apremilast Modified Release 117.40
Group 4: Apremilast Modified Release 127.51
Group 4: Apremilast Modified Release 137.09
Group 4: Apremilast Modified Release 147.13

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Group 4: Observed Maximum Plasma Concentration (Cmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng/mL (Geometric Mean)
Group 4: Apremilast Immediate Release438.90
Group 4: Apremilast Modified Release 11480.59
Group 4: Apremilast Modified Release 12481.10
Group 4: Apremilast Modified Release 13316.43
Group 4: Apremilast Modified Release 14450.23

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Group 4: Relative Bioavailability of Apremilast Test Formulations Relative to Reference

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞[test]) / (AUC0-∞[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 4: Apremilast Modified Release 1182.10
Group 4: Apremilast Modified Release 1283.31
Group 4: Apremilast Modified Release 1368.71
Group 4: Apremilast Modified Release 1477.68

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Group 4: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞/Dose[test]) / (AUC0-∞/Dose[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 4: Apremilast Modified Release 1146.18
Group 4: Apremilast Modified Release 1246.86
Group 4: Apremilast Modified Release 1338.65
Group 4: Apremilast Modified Release 1443.70

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Group 1: Number of Participants With Treatment-emergent Adverse Events

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology.~A treatment-emergent AE (TEAE) was defined as any AE that occurred after dosing of the study drug.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event." (NCT02236988)
Timeframe: Adverse events were collected for 7 to 10 days after each treatment.

,,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAEs related to study drugSerious adverse eventsSerious adverse events related to study drugDiscontinuations due to adverse eventsDeaths
Group 1: Apremilast Immediate Release540000
Group 1: Apremilast Modified Release 1410000
Group 1: Apremilast Modified Release 2220000
Group 1: Apremilast Modified Release 3110000

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Group 2: Number of Participants With Treatment-emergent Adverse Events

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology.~A treatment-emergent AE (TEAE) was defined as any AE that occurred after dosing of the study drug.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event." (NCT02236988)
Timeframe: Adverse events were collected for 7 to 10 days after each treatment.

,,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAEs related to study drugSerious adverse eventsSerious adverse events related to study drugDiscontinuations due to adverse eventsDeaths
Group 2: Apremilast Immediate Release440000
Group 2: Apremilast Modified Release 4420000
Group 2: Apremilast Modified Release 5650000
Group 2: Apremilast Modified Release 6540000

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Group 3: Number of Participants With Treatment-emergent Adverse Events

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology.~A treatment-emergent AE (TEAE) was defined as any AE that occurred after dosing of the study drug.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event." (NCT02236988)
Timeframe: Adverse events were collected for 7 to 10 days after each treatment.

,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAEs related to study drugSerious adverse eventsSerious adverse events related to study drugDiscontinuations due to adverse eventsDeaths
Group 3: Apremilast Immediate Release510000
Group 3: Apremilast Modified Release 8300000
Group 3: Apremilast Modified Release 9320000

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Group 4: Number of Participants With Treatment-emergent Adverse Events

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology.~A treatment-emergent AE (TEAE) was defined as any AE that occurred after dosing of the study drug.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event." (NCT02236988)
Timeframe: Adverse events were collected for 7 to 10 days after each treatment.

,,,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAE related to study drugSerious adverse eventsSerious adverse events related to study drugDiscontinuation due to adverse eventsDeaths
Group 4: Apremilast Immediate Release1390000
Group 4: Apremilast Modified Release 11770000
Group 4: Apremilast Modified Release 12760000
Group 4: Apremilast Modified Release 13760000
Group 4: Apremilast Modified Release 14970000

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Group 3: Relative Bioavailability of Apremilast Test Formulations Relative to Reference

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞[test]) / (AUC0-∞[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 3: Apremilast Modified Release 881.14
Group 3: Apremilast Modified Release 979.00

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Group 1: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 1: Apremilast Immediate Release6918.49
Group 1: Apremilast Modified Release 14277.83
Group 1: Apremilast Modified Release 24925.69
Group 1: Apremilast Modified Release 35103.07

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Group 4: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Median)
Group 4: Apremilast Immediate Release3.00
Group 4: Apremilast Modified Release 114.00
Group 4: Apremilast Modified Release 124.00
Group 4: Apremilast Modified Release 134.01
Group 4: Apremilast Modified Release 143.52

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Group 1: Apparent Total Plasma Clearance (CL/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

InterventionL/h (Geometric Mean)
Group 1: Apremilast Immediate Release8.63
Group 1: Apremilast Modified Release 117.32
Group 1: Apremilast Modified Release 215.12
Group 1: Apremilast Modified Release 314.57

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Group 1: Apparent Total Volume of Distribution (Vz/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionliters (Geometric Mean)
Group 1: Apremilast Immediate Release88.65
Group 1: Apremilast Modified Release 1185.65
Group 1: Apremilast Modified Release 2149.97
Group 1: Apremilast Modified Release 3153.23

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Group 1: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 1: Apremilast Immediate Release6955.76
Group 1: Apremilast Modified Release 14330.66
Group 1: Apremilast Modified Release 24961.51
Group 1: Apremilast Modified Release 35147.83

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Group 1: Half-life of Apremilast in Terminal Phase (T1/2)

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Geometric Mean)
Group 1: Apremilast Immediate Release7.12
Group 1: Apremilast Modified Release 17.43
Group 1: Apremilast Modified Release 26.88
Group 1: Apremilast Modified Release 37.29

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Group 1: Observed Maximum Plasma Concentration (Cmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng/mL (Geometric Mean)
Group 1: Apremilast Immediate Release409.96
Group 1: Apremilast Modified Release 1267.85
Group 1: Apremilast Modified Release 2329.78
Group 1: Apremilast Modified Release 3345.11

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Group 1: Relative Bioavailability of Apremilast Test Formulations Relative to Reference

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞[test]) / (AUC0-∞[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 1: Apremilast Modified Release 162.26
Group 1: Apremilast Modified Release 271.33
Group 1: Apremilast Modified Release 374.01

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Group 1: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞/Dose[test]) / (AUC0-∞/Dose[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 1: Apremilast Modified Release 139.85
Group 1: Apremilast Modified Release 245.65
Group 1: Apremilast Modified Release 347.37

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Group 1: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Median)
Group 1: Apremilast Immediate Release3.00
Group 1: Apremilast Modified Release 14.00
Group 1: Apremilast Modified Release 24.00
Group 1: Apremilast Modified Release 34.00

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Group 2: Apparent Total Plasma Clearance (CL/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

InterventionL/h (Geometric Mean)
Group 2: Apremilast Immediate Release9.00
Group 2: Apremilast Modified Release 413.16
Group 2: Apremilast Modified Release 515.48
Group 2: Apremilast Modified Release 614.26

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Group 2: Apparent Total Volume of Distribution (Vz/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionliters (Geometric Mean)
Group 2: Apremilast Immediate Release105.88
Group 2: Apremilast Modified Release 4170.51
Group 2: Apremilast Modified Release 5188.24
Group 2: Apremilast Modified Release 6180.10
Group 3: Apremilast Immediate Release101.23
Group 3: Apremilast Modified Release 8169.71
Group 3: Apremilast Modified Release 9186.69

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Group 2: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 2: Apremilast Immediate Release6669.26
Group 2: Apremilast Modified Release 45700.66
Group 2: Apremilast Modified Release 54843.46
Group 2: Apremilast Modified Release 65259.40

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Group 2: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 2: Apremilast Immediate Release6635.78
Group 2: Apremilast Modified Release 45634.92
Group 2: Apremilast Modified Release 54780.60
Group 2: Apremilast Modified Release 65177.46

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Group 2: Half-life of Apremilast in Terminal Phase (T1/2)

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Geometric Mean)
Group 2: Apremilast Immediate Release8.16
Group 2: Apremilast Modified Release 48.98
Group 2: Apremilast Modified Release 58.43
Group 2: Apremilast Modified Release 68.75

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Group 2: Observed Maximum Plasma Concentration (Cmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng/mL (Geometric Mean)
Group 2: Apremilast Immediate Release405.38
Group 2: Apremilast Modified Release 4368.45
Group 2: Apremilast Modified Release 5298.96
Group 2: Apremilast Modified Release 6325.20

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Group 2: Relative Bioavailability of Apremilast Test Formulations Relative to Reference

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞[test]) / (AUC0-∞[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 2: Apremilast Modified Release 485.48
Group 2: Apremilast Modified Release 572.62
Group 2: Apremilast Modified Release 678.86

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Group 2: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞/Dose[test]) / (AUC0-∞/Dose[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 2: Apremilast Modified Release 454.71
Group 2: Apremilast Modified Release 546.48
Group 2: Apremilast Modified Release 650.47

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Group 2: Time to Observed Maximum Plasma Concentration (Tmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Median)
Group 2: Apremilast Immediate Release2.00
Group 2: Apremilast Modified Release 44.00
Group 2: Apremilast Modified Release 53.00
Group 2: Apremilast Modified Release 64.00

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Group 3: Apparent Total Plasma Clearance (CL/F) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

InterventionL/h (Geometric Mean)
Group 3: Apremilast Immediate Release10.87
Group 3: Apremilast Modified Release 817.87
Group 3: Apremilast Modified Release 918.35

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Group 3: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 3: Apremilast Immediate Release5518.28
Group 3: Apremilast Modified Release 84477.63
Group 3: Apremilast Modified Release 94359.49

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Group 3: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Group 3: Apremilast Immediate Release5493.38
Group 3: Apremilast Modified Release 84427.56
Group 3: Apremilast Modified Release 94310.62

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Group 3: Half-life of Apremilast in Terminal Phase (T1/2)

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionhours (Geometric Mean)
Group 3: Apremilast Immediate Release6.45
Group 3: Apremilast Modified Release 86.58
Group 3: Apremilast Modified Release 97.05

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Group 3: Observed Maximum Plasma Concentration (Cmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionng/mL (Geometric Mean)
Group 3: Apremilast Immediate Release378.59
Group 3: Apremilast Modified Release 8344.61
Group 3: Apremilast Modified Release 9334.51

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Group 3: Relative Bioavailability of Apremilast Test Formulations Relative to Reference Corrected by Dose

"Relative bioavailability of each test formulation compared to the reference formulation corrected by dose, calculated as:~(AUC0-∞/Dose[test]) / (AUC0-∞/Dose[reference]) * 100%." (NCT02236988)
Timeframe: IR reference formulation: predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the first dose; MR formulations: predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, and 72 hours postdose.

Interventionpercent availability (Geometric Mean)
Group 3: Apremilast Modified Release 845.64
Group 3: Apremilast Modified Release 944.44

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Percentage of Participants Who Achieved a Clinical Response by Total Mayo Score and the Reduction in the Rectal Bleeding Subscore at Week 12

"Clinical response was defined as a decrease from baseline in the TMS of at least 3 points and at least 30%, along with a reduction in the rectal bleeding subscore (RBS) of at least 1 point or an absolute RBS of ≤ 1. The TMS is an instrument designed to measure disease activity of UC. The Mayo score ranges from 0 to 12 points. It consists of 4 subscores, each graded from 0 to 3 with higher scores indicating more severe disease.~Stool Frequency Subscore (SFS)~Rectal Bleeding Subscore~Endoscopy Subscore~Physician's Global Assessment (PGA)~Rectal bleeding (subscore 0-3) was defined as:~0 = No blood seen~= Streaks of blood with stool less than half the time~= Obvious blood with stool~= Blood alone passes Two-sided 95% CI for the within-group percentages are based on the Wilson score method." (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo46.6
Apremilast 30 mg61.4
Apremilast 40 mg67.3

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The Number of Participants Who Discontinued Apremilast Due to Treatment Emergent Adverse Events During the Placebo-Controlled Period

A TEAE was defined as any AE occurring or worsening on or after the first treatment of apremilast and up to 28 days after the last apremilast dose or the last follow-up date, whichever occurred earlier. A serious AE = any AE which results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; constitutes an important medical event. The severity of AEs was assessed by the investigator and based on the following scale: Mild = asymptomatic or mild symptoms; clinical or diagnostic observations only; Moderate = Symptoms cause moderate discomfort; Severe (could be non-serious or serious) = symptoms causing severe discomfort/pain. (NCT02289417)
Timeframe: From the first dose of IP and no later than 28 days after the last dose of IP for those who had completed the study or discontinued early; median duration of exposure to treatment was 12.00 weeks

InterventionParticipants (Count of Participants)
Placebo5
Apremilast 30 mg0
Apremilast 40 mg1

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The Number of Participants Who Experienced Treatment Emergent Adverse Events (TEAEs) During the Placebo-Controlled Phase

A TEAE was defined as any adverse event (AE) occurring or worsening on or after the first treatment of apremilast and up to 28 days after the last apremilast dose or the last follow-up date, whichever occurred earlier. A serious AE = any AE which results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; constitutes an important medical event. The severity of AEs was assessed by the investigator and based on the following scale: Mild = asymptomatic or mild symptoms; clinical or diagnostic observations only; Moderate = Symptoms cause moderate discomfort; Severe (could be non-serious or serious) = symptoms causing severe discomfort/pain (NCT02289417)
Timeframe: From the first dose of investigational product (IP) and no later than 28 days after the last dose of IP for those who had completed the study or discontinued (D/C) early; maximum duration of exposure to treatment was 12.00 weeks

,,
InterventionParticipants (Count of Participants)
Any TEAEAny IP-related TEAEAny Severe TEAEAny Serious TEAEAny Serious IP-related TEAEAny TEAE Leading to IP WithdrawalAny TEAE Leading to IP InterruptionAny TEAE Leading to Death
Apremilast 30 mg2813000000
Apremilast 40 mg3620110100
Placebo3112420510

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Percentage of Participants Who Achieved Clinical Response in the Partial Mayo Subscore at Week 8

"Clinical response in the PMS was defined as a decrease from baseline in PMS of at least 2 points and at least 25%, with an accompanying decrease in the RBS of at least 1 point or an absolute RBS of 0 or 1. The PMS score is a discrete ordinal scale ranging from 0 (normal or inactive disease) to 9 (severe disease) and is a composite of 3 subscores:~Stool Frequency Subscore, Rectal Bleeding Subscore, and Physician's Global Assessment Subscore, each of which ranges from 0 (normal) to 3 (severe disease).~Two-sided 95% CI for the within-group proportions are based on the Wilson score method." (NCT02289417)
Timeframe: Week 8

InterventionPercentage of Participants (Number)
Placebo48.3
Apremilast 30 mg64.9
Apremilast 40 mg81.8

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The Number of Participants Who Experienced TEAEs During Week 52 to Week 104 (Extension Phase)

A TEAE was defined as any AE occurring or worsening on or after the first treatment of apremilast and up to 28 days after the last apremilast dose or the last follow-up date, whichever occurred earlier. A serious AE = any AE which results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; constitutes an important medical event. The severity of AEs was assessed by the investigator and based on the following scale: Mild = asymptomatic or mild symptoms; clinical or diagnostic observations only; Moderate = Symptoms cause moderate discomfort; Severe (could be non-serious or serious) = symptoms causing severe discomfort/pain (NCT02289417)
Timeframe: From the first dose of IP at Week 52 and no later than 28 days after the last dose of IP for those who completed the study or had discontinued early; median exposure of apremilast for the total apremilast group was 52 weeks.

,
InterventionParticipants (Count of Participants)
Any TEAEAny Severe TEAEAny Serious TEAEAny Serious IP-related TEAEAny TEAE Leading to IP WithdrawalAny TEAE Leading to IP InterruptionAny TEAE Leading to Death
Extension Phase: Apremilast 30 mg16140210
Extension Phase: Apremilast 40 mg27031100

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Percentage of Participants Who Achieved a Clinical Remission by Total Mayo Score (TMS) at Week 12

"Clinical remission was defined as a total Mayo score ≤ 2 points, with no individual subscore exceeding 1 point. The TMS is an instrument designed to measure disease activity of UC. The Mayo score ranges from 0 to 12 points. It consists of 4 subscores, each graded from 0 to 3 with higher scores indicating more severe disease.~Stool Frequency Subscore (SFS)~Rectal Bleeding Subscore (RBS)~Endoscopy Subscore~Physician's Global Assessment (PGA). Two-sided 95% confidence intervals (CI) for the within-group percentages are based on the Wilson score method." (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo12.1
Apremilast 30 mg31.6
Apremilast 40 mg21.8

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The Number of Participants Who Experienced TEAEs During the Apremilast (APR) Exposure Period (Active Treatment Phase) Through Week 52

A TEAE was defined as any AE occurring or worsening on or after the first treatment of apremilast and up to 28 days after the last apremilast dose or the last follow-up date, whichever occurred earlier. A serious AE = any AE which results in death; is life-threatening; requires inpatient hospitalization or prolongation of existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect; constitutes an important medical event. The severity of AEs was assessed by the investigator and based on the following scale: Mild = asymptomatic or mild symptoms; clinical or diagnostic observations only; Moderate = Symptoms cause moderate discomfort; Severe (could be non-serious or serious) = symptoms causing severe discomfort/pain (NCT02289417)
Timeframe: From first dose of IP and no later than 28 days after last dose of IP for those who completed the active treatment phase or D/C early; median duration of exposure = 41.00, 44.15 and 40.00 weeks respectively for 30 mg, 40 mg and 30 mg/40 mg APR arms

,,
InterventionParticipants (Count of Participants)
Any TEAEAny Severe TEAEAny Serious TEAEAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Drug InterruptionAny TEAE Leading to Death
Apremilast 30 mg6056310
Apremilast 30 mg/Apremilast 40 mg801100
Apremilast 40 mg6768940

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Percentage of Participants Who Achieved a Rectal Bleeding Subscore (RBS) of ≤ 1 at Week 12

"The RBS was measured as:~0 = No blood seen~= Streaks of blood with stool less than half the time~= Obvious blood with stool most of the time~= Blood alone passes~The daily bleeding score represents the most severe bleeding of the day. Two-sided 95% CI for the within-group proportions are based on the Wilson score method." (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo72.4
Apremilast 30 mg84.2
Apremilast 40 mg87.3

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Percentage of Participants Who Achieved an Endoscopic Remission at Week 12

"An endoscopic remission was defined as a Mayo endoscopic subscore (MES) of 0 at Week 12.~The MES subscore findings were defined as:~0 = Normal or inactive disease~= Mild Disease (erythema, decreased vascular pattern, mild friability)~= Moderate Disease (marked erythema, lack of vascular pattern, friability erosions)~= Severe Disease (spontaneous bleeding, ulceration)~The endoscopy subscores consisted of findings that were centrally read through proctosigmoidoscopy, graded from 0 to 3 with higher scores indicating more severe disease. Two-sided 95% CIs for the within-group percentage were based on the Wilson score method." (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo3.4
Apremilast 30 mg8.8
Apremilast 40 mg7.3

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Percentage of Participants Who Achieved an Endoscopic Response at Week 12

"An endoscopic response is defined as a decrease from baseline of at least 1 point in the MES at Week 12. The Mayo endoscopy subscore findings were defined as:~0 = Normal or inactive disease~= Mild Disease (erythema, decreased vascular pattern, mild friability)~= Moderate Disease (marked erythema, lack of vascular pattern, friability erosions) 3 = Severe Disease (spontaneous bleeding, ulceration).~The endoscopy subscores consisted of findings that were centrally read through proctosigmoidoscopy, graded from 0 to 3 with higher scores indicating more severe disease. Two-sided 95% CIs for the within-group percentage were based on the Wilson score method." (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo41.4
Apremilast 30 mg73.7
Apremilast 40 mg47.3

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Percentage of Participants Who Achieved Clinical Remission in the Modified Mayo Subscore (MMS) at Week 12

Clinical remission was defined as a modified Mayo score of ≤ 2, with no individual subscore > 1, at Week 12. The MMS was based on a modification of the total Mayo score (TMS) which included the stool frequency, rectal bleeding, and endoscopic subscores of the TMS and excluded the Physician's Global Assessment (PGA) subscore, since this was a global measure that is subjective in nature. The MMS ranges from 0 to 9 points with higher scores indicating greater disease severity. The endoscopy subscores was centrally reviewed. Two-sided confidence intervals for the within-group percentage were based on the Wilson score method. (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo19.0
Apremilast 30 mg43.9
Apremilast 40 mg27.3

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Percentage of Participants Who Achieved Clinical Remission in the Partial Mayo Subscore (PMS) With no Individual Subscore >1 at Week 8

"Clinical remission in the partial Mayo subscore was defined as a PMS of 2 points or lower, with no individual subscore >1. The PMS is a discrete ordinal scale ranging from 0 (normal or inactive disease) to 9 (severe disease) and is a composite of 3 subscores:~Stool Frequency Subscore, Rectal Bleeding Subscore, and Physician's Global Assessment Subscore, each of which ranges from 0 (normal) to 3 (severe disease).~Two-sided 95% CI for the within-group proportions are based on the Wilson score method." (NCT02289417)
Timeframe: Week 8

InterventionPercentage of Participants (Number)
Placebo32.8
Apremilast 30 mg47.4
Apremilast 40 mg52.7

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Percentage of Participants Who Achieved Clinical Response in the Modified Mayo Subscore (MMS) at Week 12

"Clinical response in the MMS was defined as a decrease from baseline in the MMS of at least 2 points and at least 25%, along with a reduction in the RBS of at least 1 point or an absolute RBS ≤ 1. The MMS was based on the stool frequency, rectal bleeding, and endoscopic subscores of the TMS and excluded the PGA subscore. The MMS ranges from 0 to 9 points with higher scores indicating greater disease severity.~The RBS was measured as:~0 = No blood seen~= Streaks of blood with stool less than half the time~= Obvious blood with stool most of the time~= Blood alone passes~The daily bleeding score represents the most severe bleeding of the day. The endoscopy subscores was centrally reviewed. Two-sided confidence intervals for the within-group percentage were based on the Wilson score method." (NCT02289417)
Timeframe: Week 12

InterventionPercentage of Participants (Number)
Placebo46.6
Apremilast 30 mg63.2
Apremilast 40 mg67.3

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Percentage of Participants Who Achieved an Oral Ulcer Complete Response (Oral Ulcer-Free) by Week 6 and Remained Oral Ulcer-Free for at Least 6 Additional Weeks

Participants who were oral ulcer-free by week 6 and remained oral ulcer-free for at least 6 consecutive weeks during the 12-week placebo-controlled treatment phase. (NCT02307513)
Timeframe: Baseline to week 12

InterventionPercentage of participants (Number)
Placebo4.9
Apremilast 30 mg BID29.8

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Number of Oral Ulcers Following Loss of Complete Response Through Week 12

Number of oral ulcers reported at the time of the first loss of complete response, ie, at the first instance when a participant had a reappearance of oral ulcers following a complete response, during the placebo-controlled treatment phase. (NCT02307513)
Timeframe: Baseline to week 12

Interventionoral ulcers (Least Squares Mean)
Placebo1.5
Apremilast 30 mg BID1.1

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Change From Baseline in the Total Score of the Static Physician's Global Assessment (PGA) of Skin Lesions of BD at Week 12

"BD-related skin lesions (including acne-like lesions, folliculitis, and erythema nodosum) were evaluated according to the Static Physician's Global Assessment as follows:~Score 0 = clear skin. Score 1 = mild in severity with the presence of 1 to 10 lesions (papules, pustules, cysts) or nodules at any anatomical site.~Score 2 = Moderate severity; presence of 11 to 20 nodules or lesions (papules, pustules, cysts) at any anatomical site.~Score 3 = Severe; presence of > 20 nodules or lesions (papules, pustules, cysts) at any anatomical site.~The total sore was calculated as the sum of the acne-like lesions, folliculitis, and erythema nodosum scores, and therefore ranges from 0 to 9, where a higher score indicates a higher level of activity. A negative change from baseline indicates improvement." (NCT02307513)
Timeframe: Baseline to week 12

Interventionscores on a scale (Least Squares Mean)
Placebo-0.8
Apremilast 30 mg BID-0.9

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Change From Baseline in Oral Ulcer Pain as Measured by Visual Analog Scale (VAS) at Week 12

"Pain of oral ulcers was measured using a 100 mm VAS scale. The participant was asked to draw a single line perpendicular to the VAS line at the point that represented the severity of their pain during the previous week, with 0 mm (the left-hand end of the scale) representing no pain and 100 mm (the right-hand end of the scale) representing the worst pain imaginable. The distance of the perpendicular line from the left-hand end of the scale was recorded.~A negative change from baseline indicates improvement." (NCT02307513)
Timeframe: Baseline to week 12

Interventionmm (Least Squares Mean)
Placebo-15.9
Apremilast 30 mg BID-40.7

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Change From Baseline in Genital Ulcer Pain as Measured by VAS Score at Week 12

Pain of genital ulcers was measured using a 100 mm visual analog scale. The participant was asked to draw a single line perpendicular to the VAS line at the point that represented the severity of their pain during the previous week, with 0 mm (the left-hand end of the scale) representing no pain and 100 mm (the right-hand end of the scale) representing the worst pain imaginable. The distance of the perpendicular line from the left-hand end of the scale was recorded. A negative change from baseline indicates improvement. (NCT02307513)
Timeframe: Baseline to week 12

Interventionmm (Least Squares Mean)
Placebo-24.5
Apremilast 30 mg BID-30.0

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Change From Baseline in Disease Activity as Measured by Behçet's Syndrome Activity Score (BSAS) at Week 12

The Behçet's Syndrome Activity Score (BSAS) contains 10 questions that assess the number of new oral and genital ulcers and skin lesions, GI, CNS, vascular, and ocular involvement, and the participant's current level of discomfort. The Behçet's Syndrome Activity Score ranges from 0 to 100, with a higher score indicating a higher level of disease activity. A negative change from baseline indicates improvement. (NCT02307513)
Timeframe: Baseline to week 12

InterventionUnits on a scale (Least Squares Mean)
Placebo-5.41
Apremilast 30 mg BID-17.35

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Change From Baseline in Disease Activity as Measured by Behçet's Disease Current Activity Form (BDCAF): Patient's Perception of Disease Activity at Week 12

The Behçet's Disease Current Activity Form (BDCAF) consists of 3 component scores: the Behçet's Disease Current Activity Index (BDCAI) score, the Patient's Perception of Disease Activity, and the Clinician's Overall Perception of Disease Activity. The Patient's Perception of Disease Activity was assessed on a scale from 1 to 7, where a higher score indicates a higher level of disease activity and a negative change from baseline indicates improvement. (NCT02307513)
Timeframe: Baseline to week 12

InterventionUnits on a scale (Least Squares Mean)
Placebo-0.7
Apremilast 30 mg BID-1.7

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Change From Baseline in Disease Activity as Measured by Behçet's Disease Current Activity Form (BDCAF): Clinician's Overall Perception of Disease Activity at Week 12

The Behçet's Disease Current Activity Form (BDCAF) consists of 3 component scores: the Behçet's disease Current Activity Index (BDCAI) score, the Patient's Perception of Disease Activity, and the Clinician's Overall Perception of Disease Activity. The Clinician's Overall Perception of Disease Activity was assessed on a scale from 1 to 7, where a higher score indicates a higher level of disease activity and a negative change from baseline indicates improvement. (NCT02307513)
Timeframe: Baseline to week 12

InterventionUnits on a scale (Least Squares Mean)
Placebo-0.7
Apremilast 30 mg BID-1.6

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Time to Oral Ulcer Resolution (Complete Response)

Time to oral ulcer resolution (defined as oral ulcer-free) was the time between the first dose date and the date when a complete response was achieved for the first time during the placebo-controlled treatment phase. For participants who did not achieve complete response or discontinued treatment before a complete response was achieved during the placebo-controlled treatment phase, time to event was censored at the last oral ulcer assessment date during the placebo-controlled treatment phase or the first dose date if there were no postbaseline ulcer assessments. Median and 95% confidence interval was based on Kaplan-Meier estimates. (NCT02307513)
Timeframe: Baseline to week 12

InterventionWeeks (Median)
Placebo8.1
Apremilast 30 mg BID2.1

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Change From Baseline in Disease Activity as Measured by Behçet's Disease Current Activity Form (BDCAF): Behçet's Disease Current Activity Index (BDCAI) at Week 12

The Behçet's Disease Current Activity Form (BDCAF) consists of 3 component scores: the Behçet's Disease Current Activity Index (BDCAI) score, the Patient's Perception of Disease Activity, and the Clinician's Overall Perception of Disease Activity. The BDCAI consists of 12 questions regarding disease manifestations over the previous 4 weeks, including oral and genital disease activity, as well as other manifestations of BD involving the skin, joints, GI tract, eyes, nervous system, and vascular system. The BDCAI score is the sum score of 12 items and ranges from 0 to 12. A higher score indicates higher level of disease activity (worsening), and a negative change from baseline indicates improvement. (NCT02307513)
Timeframe: Baseline to week 12

InterventionUnits on a scale (Least Squares Mean)
Placebo-0.4
Apremilast 30 mg BID-0.9

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Change From Baseline in Behçet's Disease Quality of Life (BD Qol) Scores at Week 12

The Behçet's Disease Quality of Life questionnaire was developed to measure the influence of BD on a particpant's life. It consists of 30 self-completed itemized questions that measure disease-related restrictions on the participant's activities and their emotional response to these restrictions. The total score is the sum of all 30 items (each yes scores 1 and each no scores 0), with 0 representing no influence of Behçet's disease on a participant's quality of life and 30 representing the most severe influence. A negative change from baseline indicates improvement. (NCT02307513)
Timeframe: Baseline to week 12

InterventionUnits on a scale (Least Squares Mean)
Placebo-0.5
Apremilast 30 mg BID-3.5

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Area Under the Curve (AUC) for the Number of Oral Ulcers From Baseline Through Week 12 (AUC W0-12)

The number of oral ulcers that was counted for the analysis of the primary endpoint included current and recurrent ulcers at each time point; a single oral ulcer could be recounted multiple times if it persisted or recurred at subsequent visits. (NCT02307513)
Timeframe: Oral ulcers were assessed at weeks 0 (baseline), 1, 2, 4, 6, 8, 10, and 12 during the placebo-controlled period.

InterventionUlcers*days (Least Squares Mean)
Placebo222.14
Apremilast 30 mg BID129.54

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Number of Participants With Treatment Emergent Adverse Events (TEAEs) During the Placebo-controlled Treatment Period

"A TEAE is an adverse event (AE) with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose. An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. A serious AE (SAE) is any AE that resulted in death; was life-threatening; required inpatient hospitalization or prolongation of existing hospitalization; resulted in persistent or significant disability/incapacity; was a congenital anomaly/birth defect; or constituted an important medical event. For both AEs and SAEs the investigator assessed the severity of the event according to the grading scale:~Mild: asymptomatic or with mild symptoms; Moderate: symptoms causing moderate discomfort and local or noninvasive intervention is indicated; Severe: symptoms causing severe discomfort or pain, symptoms requiring medical/surgical intervention." (NCT02307513)
Timeframe: From first dose of study drug in the placebo-controlled phase to the first dose of apremilast in the active treatment phase (12 weeks) or up to 28 days after last dose for participants who did not receive study drug at week 12, whichever was earlier.

,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast 30 mg BID826063930
Placebo743764650

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Number of Participants With TEAEs During the Apremilast-Exposure Period

"The apremilast-exposure period started on the date of the first dose of apremilast (week 0 for participants assigned to apremilast or week 12 for participants who were originally assigned to placebo and switched to apremilast at week 12) and ended 28 days after last dose in the active treatment phase.~An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. An SAE is any AE that resulted in death; was life-threatening; required or prolonged inpatient hospitalization; resulted in persistent or significant disability/incapacity; was a congenital anomaly/birth defect; or constituted an important medical event. The investigator assessed the severity of each event according to the grading scale:~Mild: asymptomatic or mild symptoms; Moderate: symptoms causing moderate discomfort, local or noninvasive intervention indicated; Severe: symptoms causing severe discomfort or pain, requiring medical/surgical intervention (NCT02307513)
Timeframe: From first dose of apremilast (week 0 for those assigned to apremilast or week 12 for those assigned to placebo) up to 28 days after last dose; up to 56 weeks and 68 weeks in each arm respectively.

,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Apremilast/Apremilast9064171017120
Placebo/Apremilast7029471030

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Time to Recurrence of Oral Ulcers Following Loss of Complete Response

Time to recurrence of oral ulcers following the loss of complete response (oral ulcer-free) was defined as the first instance when a participant had a reappearance of oral ulcers following a complete response, during the placebo-controlled treatment phase. For participants who did not have oral ulcer recurrence or discontinued treatment before any oral ulcer recurrence during the placebo-controlled treatment phase, time to event was censored at the last oral ulcer assessment during placebo-controlled treatment phase; For participants without any oral ulcer assessment following the first complete response, time to event was censored to the first complete response date. (NCT02307513)
Timeframe: Baseline through week 12

InterventionWeeks (Median)
Placebo2.3
Apremilast 30 mg BID4.6

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Percentage of Participants With no Oral Ulcers Following a Complete Response

The definition includes participants who remained oral ulcer-free through week 12 after achieving a complete response (oral ulcer-free) prior to week 12. (NCT02307513)
Timeframe: Baseline to week 12

InterventionPercentage of participants (Number)
Placebo13.2
Apremilast 30 mg BID31.3

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Percentage of Participants Who Experienced an Oral Ulcer Complete Response at Week 12

A complete response at week 12 was defined as participants who were oral ulcer free at week 12. (NCT02307513)
Timeframe: Week 12

InterventionPercentage of participants (Number)
Placebo22.3
Apremilast 30 mg BID52.9

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Percentage of Participants Who Experienced a Complete Response For Genital Ulcers at Week 12

A genital ulcer complete response at week 12 was defined as participants who were genital ulcer-free at week 12. (NCT02307513)
Timeframe: Week 12

InterventionPercentage of participants (Number)
Placebo41.2
Apremilast 30 mg BID70.6

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Palmoplantar Psoriasis Area Severity Index (PPPASI)

"Change from baseline in PPPASI at Week 16 for patients randomized to apremilast as compared to patients randomized to placebo~Palmoplantar psoriasis area severity index (PPPASI) is a scale that can vary from 0 to 72.~Erythema (E), induration (I), and desquamation (D) are evaluated on a scale of 0 to 4 while area is evaluated on a scale of 0 to 6. The combined score of each of these features, for the right (R) and left (L) palms and soles, gives a PPPASI score from 0 (absence of disease) to 72 (most severe palmoplantar psoriasis possible).~PPPASI = (E + I + D)Area X 0.2 (R palm) + (E + I + D) Area X 0.2 (L palm) + (E + I + D) Area X 0.3 (R sole) + (E + I + D) Area X 0.3 (L sole)" (NCT02400749)
Timeframe: 16 weeks

Interventionunits on a scale (Mean)
Apremilast-7.4
Placebo Followed by Apremilast-3.6

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Palmoplantar Psoriasis Area Severity Index (PPPASI)

"Change from baseline in PPPASI at Week 32 for patients randomized to apremilast~Palmoplantar psoriasis area severity index (PPPASI) is a scale that can vary from 0 to 72.~Erythema (E), induration (I), and desquamation (D) are evaluated on a scale of 0 to 4 while area is evaluated on a scale of 0 to 6. The combined score of each of these features, for the right (R) and left (L) palms and soles, gives a PPPASI score from 0 (absence of disease) to 72 (most severe palmoplantar psoriasis possible).~PPPASI = (E + I + D)Area X 0.2 (R palm) + (E + I + D) Area X 0.2 (L palm) + (E + I + D) Area X 0.3 (R sole) + (E + I + D) Area X 0.3 (L sole)" (NCT02400749)
Timeframe: 32 weeks

Interventionunits on a scale (Mean)
Apremilast-11.3

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Palmoplantar Psoriasis Physician Global Assessment (PPPGA)

"Change from baseline in mean PPPGA at Week 16 for patients randomized to apremilast as compared to patients randomized to placebo~The PPPGA is a zero to five, 6-point scale that evaluates the severity of palmoplantar psoriasis (score 0 [Clear]; score 1 [Almost clear]; score 2 [Mild]; score 3 [Moderate]; score 4 [Severe]; score 5 [Very severe])." (NCT02400749)
Timeframe: 16 weeks

Interventionunits on a scale (Mean)
Apremilast-0.8
Placebo Followed by Apremilast-0.4

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Palmoplantar Psoriasis Surface Area (PPPSA)

"Change from baseline in PPPSA at Week 16 for patients randomized to apremilast as compared to patients randomized to placebo~The surface affected by psoriasis on palms and soles is estimated as a percentage of the total surface of palms and soles. Each palm represents 20% and each sole 30%. PPPSA values range from 0% (no psoriasis on palms and soles) to 100% (all palms and soles covered by psoriasis)." (NCT02400749)
Timeframe: 16 weeks

Interventionunits on a scale (Mean)
Apremilast-0.1
Placebo Followed by Apremilast0.0

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Palmoplantar Pustulosis Physician Global Assessment (PPPGA) of 0 or 1

"Number of patients who achieve a PPPGA of 0 or 1 at Week 32 for patients randomized to apremilast~The PPPGA is a zero to five, 6-point scale that evaluates the severity of palmoplantar psoriasis (score 0 [Clear]; score 1 [Almost clear]; score 2 [Mild]; score 3 [Moderate]; score 4 [Severe]; score 5 [Very severe])." (NCT02400749)
Timeframe: 32 weeks

InterventionParticipants (Count of Participants)
Apremilast12

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Palmoplantar Psoriasis Physician Global Assessment (PPPGA) of 0 or 1

"Number of patients who achieve a PPPGA of 0 or 1 at Week 16 for patients randomized to apremilast as compared to patients randomized to placebo~The PPPGA is a zero to five, 6-point scale that evaluates the severity of palmoplantar psoriasis (score 0 [Clear]; score 1 [Almost clear]; score 2 [Mild]; score 3 [Moderate]; score 4 [Severe]; score 5 [Very severe])." (NCT02400749)
Timeframe: 16 weeks

InterventionParticipants (Count of Participants)
Apremilast7
Placebo Followed by Apremilast2

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Number of Subjects Achieving Psoriasis Area Severity Index Score 90 at Week 36

PASI 90 or greater at week 36 (NCT02412644)
Timeframe: 36 weeks

Interventionparticipants (Number)
Apremilast + Apremilast1
Apremilast + Placebo0

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Number of Participants Maintaining Psoriasis Area Severity Index Score (PASI) 75 at Week 36

Analysis of Psoriasis Area Severity Index Score at week 36 to determine number of subjects who maintained PASI 75 at week 36 (NCT02412644)
Timeframe: 36weeks

Interventionparticipants (Number)
Apremilast + Apremilast4
Apremilast + Placebo2

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Number of Subjects Achieving Physician Global Assessment Score of 0 or 1 at Week 36

PGA score 0 or 1 (NCT02412644)
Timeframe: 36 weeks

Interventionparticipants (Number)
Apremilast + Apremilast1
Apremilast + Placebo0

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Number of Subjects Achieving Psoriasis Area Severity Index Score (PASI) 75 Response at Week 12

Psoriasis Area Severity Score of 75 or greater at week 12 (NCT02412644)
Timeframe: 12WEEKS

Interventionparticipants (Number)
Apremilast16

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Number of Participants Who Experienced Treatment-emergent Adverse Events (TEAEs) During the Apremilast-Exposure Phase

Treatment-Emergent Adverse Events (TEAEs) are defined as any AEs that begin or worsen on or after the start of study drug through 28 days after the last dose of study drug or study treatment discontinuation date, whichever was later. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. (NCT02425826)
Timeframe: Date of first dose of apremilast during the placebo controlled phase or date of first dose of apremilast after week 16; overall maximum duration of exposure was 61.5 weeks during apremilast-exposure phase

Interventionparticipants (Number)
≥ At Least 1 TEAE≥ 1 Drug-related TEAE≥ At Least 1 Severe TEAE≥ At Least 1 Serious TEAE≥ 1 Serious Drug-related TEAE≥ 1 TEAE leading to drug withdrawal≥ 1 TEAE Leading to drug interruptionAny TEAE leading to death
Apremilast14298510114270

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Percentage of Participants With Scalp Psoriasis Who Were Initially Randomized to Apremilast and Maintained the Scalp Physician's Global Assessment (ScPGA) Response From Week 16 to Week 52.

The ScPGA will assess scalp involvement, if present at baseline. The 6-point ScPGA scale includes three dimensions (Plaque Thickening, Scaling, and Erythema) and a global assessment with scores range from 0 (clear), 1 (minimal), 2 (mild), 3 (moderate), 4 (severe), to 5 (very severe). Analysis of ScPGA is restricted to the participants with scalp involvement at baseline. (NCT02425826)
Timeframe: Week 16 to Week 52

Interventionpercentage of participants (Number)
Responder status at Week 16Responder status maintained at Week 52
Apremilast50.080.4

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Treatment Satisfaction Questionnaire for Medication (TSQM) Version II at Week 16

The TSQM version II is an 11-question self-administered instrument to understand a participation's satisfaction with the current therapy. The TSQM scale comprises four domains, on which participants evaluate their medication (i.e., effectiveness, side effects, convenience and global satisfaction. TSQM scores range from 0 to 100 for each domain; a higher score mean indicates higher satisfaction with treatment. (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

,
Interventionunits on a scale (Mean)
TSQM-EffectivenessTSQM-Side EffectsTSQM-ConvenienceTSQM-Global Satisfaction
Apremilast57.2578.5066.9363.24
Placebo38.8175.0065.6848.74

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Treatment Satisfaction Questionnaire for Medication (TSQM) Version II at Week 52

The TSQM version II is an 11-question self-administered instrument to understand a participants satisfaction on the current therapy. The TSQM scale comprises four domains, on which participants evaluate their medication (i.e., effectiveness, side effects, convenience and global satisfaction. TSQM scores range from 0 to 100 for each domain; a higher score indicates higher satisfaction with treatment. (NCT02425826)
Timeframe: Baseline to week 52

,
Interventionunits on a scale (Mean)
TSQM-EffectivenessTSQM-Side EffectsTSQM-ConvenienceTSQM-Global Satisfaction
Apremilast54.1375.4571.7659.92
Placebo-Apremilast57.6877.2972.7459.24

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Mean Percentage Change From Baseline in the Product of BSA (%) and the sPGA Which is Considered as the Total Psoriasis Severity Index at Week 16

"BSA is a measurement of involved skin. The overall BSA affected by psoriasis is estimated based on the palm area of the participant's hand (entire palmar surface or handprint including the fingers), which equates to approximately 1% of total body surface area. The sPGA is a 6-point scale ranging from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe), 5 (very severe) incorporating a separate assessment of the severity of the three primary signs of the plaques of all involved areas: erythema, scaling and plaque elevation with an overall sPGA calculated as (E + I + D)/3. Scores for each assessment are rounded to the nearest whole number to result in the final score. The range of BSA*sPGA mean percentage change from baseline to week 16 (end of phase) were -100 to 344.4 and -100 to 100 for the placebo and apremilast groups respectively. Higher scores represented worse outcomes." (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage change (Mean)
Placebo-10.17
Apremilast-48.07

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Percentage of Participants Who Achieved at Least a 75% Improvement (Response) in the Psoriasis Area and Severity Index (PASI)-75 From Baseline at Week 16

The PASI score is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage of participants (Number)
Placebo8.2
Apremilast21.6

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Mean Change From Baseline in the Dermatology Life Quality Index (DLQI) Total Score at Week 16

"DLQI is a simple, compact, and practical questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains ten items dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from Very Much (score 3) to Not at All or Not relevant (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if No, then the participant is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being A lot, A little, or Not at all (scores 2, 1, or 0 respectively). The DLQI total score is derived by summing all item scores, which has a possible range of 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best." (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionunits on a scale (Mean)
Placebo-2.4
Apremilast-4.8

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Mean Percentage Change From Baseline in Psoriasis Area Severity Index Score (PASI) at Week 16

The PASI score is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage change (Mean)
Placebo-3.87
Apremilast-40.72

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Mean Percentage Change From Baseline in the Product of BSA (%) x sPGA at Week 52

"BSA is a measurement of involved skin. The overall BSA affected by psoriasis is estimated based on the palm area of the participant's hand (entire palmar surface or handprint including the fingers), which equates to approximately 1% of total body surface area. The sPGA is a 6-point scale ranging from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe), 5 (very severe) incorporating a separate assessment of the severity of the three primary signs of the plaques of all involved areas: erythema, scaling and plaque elevation with an overall sPGA calculated as (E + I + D)/3. Scores for each assessment are rounded to the nearest whole number to result in the final score." (NCT02425826)
Timeframe: Baseline to Week 52

Interventionpercentage change (Mean)
Placebo-Apremilast-42.23
Apremilast-55.45

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Percentage of Participants Who Achieved a Clear (0) or Very Mild (1) on Patient Global Assessment (PtGA) Scale at Week 16 From Baseline

The PtGA response rate is defined as the percentage of participants achieving 0 (clear) or 1 (very mild) on the PtGA scale at Week 16. The PtGA is the assessment by the participant of the overall disease severity at the time of evaluation. The PtGA is a 5-point scale ranging from 0 (clear) to 4 (severe). (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage of participants (Number)
Placebo20.5
Apremilast33.8

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Percentage of Participants Who Achieved a sPGA Score of Clear (0) or Almost Clear (1) at Week 16 From Baseline

The sPGA is an assessment by the investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 6-point scale, ranging from 0 (clear) to 5 (very severe), with an overall sPGA calculated as (E + I + D)/3. Scores for each assessment are averaged and rounded to the nearest whole number to result in the final sPGA score. (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage of participants (Number)
Placebo9.6
Apremilast30.4

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Number of Participants Who Experienced Treatment-Emergent Adverse Events (TEAEs) During the Placebo Controlled Phase

Treatment-Emergent Adverse Events (TEAEs) are defined as any AEs that begin or worsen on or after the start of study drug through 28 days after the last dose of study drug or study treatment discontinuation date, whichever was later. A serious AE (SAE) is any untoward adverse event that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize the patient or may require intervention to prevent one of the outcomes listed above. (NCT02425826)
Timeframe: From first dose of study drug to Week 16; maximum duration of exposure was 20.1 weeks during placebo controlled phase

,
Interventionparticipants (Number)
≥ At Least 1 TEAE≥ 1 Drug-related TEAE≥ At Least 1 Severe TEAE≥ At Least 1 Serious TEAE≥ 1 Serious Drug-related TEAE≥ 1 TEAE leading to drug withdrawal≥ 1 TEAE Leading to drug interruptionAny TEAE leading to death
Apremilast9271330590
Placebo3521100330

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Percentage of Participants Who Achieved at Least a 50% Improvement (Response) in the Psoriasis Area and Severity Index (PASI)-50 From Baseline at Week 16.

The PASI score is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage of participants (Number)
Placebo24.7
Apremilast53.4

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Percentage of Participants With Scalp Psoriasis Who Achieved a Clear (0) or Minimal (1) on Scalp Physician's Global Assessment (ScPGA) Scale at Week 16.

The ScPGA assessed scalp involvement, if present at baseline. The 6-point ScPGA scale includes three dimensions (Plaque Thickening, Scaling, and Erythema) and a global assessment. Scores range from 0 (clear), 1 (minimal), 2 (mild), 3 (moderate), 4 (severe), to 5 (very severe). Analysis of ScPGA was restricted to the participants with scalp involvement at baseline. (NCT02425826)
Timeframe: Baseline to Week 16 (end of phase)

Interventionpercentage of participants (Number)
Placebo38.2
Apremilast50.0

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Mean Change From Baseline in Pruritus Visual Analog Scale (VAS)

The Pruritus VAS assessment was conducted at the baseline visit and each post-baseline visit. The participant was asked to place a vertical stroke on a 100 mm VAS on which the left-hand boundary (0) represents no itch, and the right-hand boundary (100) represents itch as severe as can be imagined. The distance from the mark to the left-hand boundary will be recorded. The Pruritus VAS score ranges from 0 to 100. Higher scores correspond to more severe symptom. (NCT02425826)
Timeframe: Baseline to Weeks 1 and 16 (end of phase)

,
Interventionunits on a scale (Mean)
Week 1Week 16
Apremilast-13.9-19.2
Placebo-9.6-10.2

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Number of Participants With Treatment Emergent Adverse Events (TEAEs)

A TEAE is an adverse event with a start date on or after the date of the first dose of apremilast and no later than 28 days after the last dose of apremilast. An adverse event is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a subject during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the subject's health, including laboratory test values, regardless of etiology. A serious AE is any untoward AE that results in death, is life threatening, requires inpatient hospitalization or prolongation of existing hospitalization or in persistent or significant disability/incapacity, results in a congenital anomaly/birth defect or constitutes an important medical event. The investigator assessment of severity/intensity of an event was defined as mild, moderate or severe. (NCT02576678)
Timeframe: From first dose of apremilast until 28 days after the last dose; up to 29 July 2019; median treatment duration for adolescents apremilast 20 mg and 30 mg was 50.00 and 50.57 weeks respectively and for children was 50.00 weeks.

,,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug Related TEAEAny Severe TEAEAny Serious TEAEAny Serious Drug-Related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalAny TEAE Leading to Death
Group 1 Adolescents: Apremilast 20 mg1311100100
Group 1 Adolescents: Apremilast 30 mg76000000
Group 2 Children: Apremilast 20 mg2017110420

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Terminal Phase Elimination Half-Life

Terminal-phase elimination half-life (t ½). PK parameters were calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

Interventionhours (Geometric Mean)
Group 1 Adolescents: Apremilast 20 mg5.418
Group 1 Adolescents: Apremilast 30 mg6.775
Group 2 Children: Apremilast 20 mg4.862

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Time to Maximum Plasma Concentration (Tmax) of Apremilast

Time to maximum observed plasma concentration obtained directly from the observed concentration versus time data. PK parameters were calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

Interventionhours (Median)
Group 1 Adolescents: Apremilast 20 mg2.467
Group 1 Adolescents: Apremilast 30 mg3.000
Group 2 Children: Apremilast 20 mg2.000

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Apparent Total Plasma Clearance When Dosed Orally (CL/F) for Apremilast

Apparent total plasma clearance (CL/F) of apremilast was calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

InterventionLiters/hour (Geometric Mean)
Group 1 Adolescents: Apremilast 20 mg11.113
Group 1 Adolescents: Apremilast 30 mg10.338
Group 2 Children: Apremilast 20 mg7.859

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Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measurable Concentration of Apremilast (AUC0-t)

Area under the plasma concentration-time curve from time zero to the last quantifiable time point and was calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

Interventionng*h/mL (Geometric Mean)
Group 1 Adolescents: Apremilast 20 mg1794.815
Group 1 Adolescents: Apremilast 30 mg2900.472
Group 2 Children: Apremilast 20 mg2367.641

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Area Under the Plasma Concentration-time Curve From Time Zero to 12 Hours Post Dose of Apremilast (AUC0-12)

Area under the plasma concentration-time curve from time zero to the 12 hours post dose was calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

Interventionng*h/mL (Geometric Mean)
Group 1 Adolescents: Apremilast 20 mg1799.717
Group 1 Adolescents: Apremilast 30 mg2901.795
Group 2 Children: Apremilast 20 mg2544.874

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Apparent Total Volume of Distribution When Dosed Orally, Based on Study-State (Vss/F) or in the Terminal Phase (Vz/F)

Apparent total volume of distribution when dosed orally, based on study-state (Vss/F) or in the terminal phase (Vz/F). Pharmacokinetic parameters were calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

InterventionLiters (Geometric Mean)
Group 1 Adolescents: Apremilast 20 mg86.870
Group 1 Adolescents: Apremilast 30 mg101.049
Group 2 Children: Apremilast 20 mg55.126

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Maximum Observed Plasma Concentration (Cmax) of Apremilast

Maximum observed plasma concentration (Cmax) of apremilast. PK parameters were calculated using non-compartmental methods, plasma concentrations and actual blood sampling times from the intensive sampling schedule. (NCT02576678)
Timeframe: For adolescents, a pre-dose sample prior to morning dose and on Day 14 as well as at hours 1, 2, 3, 5, 8 and 12 post dose; for the children, samples were collected 2 hours at predose (prior to morning dose) and at 2, 5 and 12 hours post morning dose.

Interventionng/mL (Geometric Mean)
Group 1 Adolescents: Apremilast 20 mg274.272
Group 1 Adolescents: Apremilast 30 mg410.929
Group 2 Children: Apremilast 20 mg348.146

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Area Under the Concentration-time Curve From Time Zero to Infinity (AUC0-∞) for Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. AUC from time zero to infinity was calculated as (AUC0-t + Ct/λz), where Ct is the last quantifiable concentration, and λz is the apparent terminal rate constant. (NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionng*h/mL (Geometric Mean)
Treatment A: Apremilast 30 mg Tablet - Fasted3160
Treatment B: Apremilast 30 mg Oral Suspension - Fasted2760
Treatment C: Apremilast 30 mg Oral Suspension - Fed3190

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Area Under the Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) for Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. AUC from time zero to the last measured time point was calculated by the linear trapezoidal method. (NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionng*h/mL (Geometric Mean)
Treatment A: Apremilast 30 mg Tablet - Fasted3130
Treatment B: Apremilast 30 mg Oral Suspension - Fasted2740
Treatment C: Apremilast 30 mg Oral Suspension - Fed3160

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Lag Time (Tlag) of Apremilast

Lag time is the delay between the time of administration and start of absorption. (NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionhours (Median)
Treatment A: Apremilast 30 mg Tablet - Fasted0.00
Treatment B: Apremilast 30 mg Oral Suspension - Fasted0.00
Treatment C: Apremilast 30 mg Oral Suspension - Fed0.00

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Maximum Observed Plasma Concentration (Cmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionng/mL (Geometric Mean)
Treatment A: Apremilast 30 mg Tablet - Fasted323
Treatment B: Apremilast 30 mg Oral Suspension - Fasted274
Treatment C: Apremilast 30 mg Oral Suspension - Fed215

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Terminal Elimination Half-life (T1/2) of Apremilast

(NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionhours (Geometric Mean)
Treatment A: Apremilast 30 mg Tablet - Fasted7.89
Treatment B: Apremilast 30 mg Oral Suspension - Fasted8.51
Treatment C: Apremilast 30 mg Oral Suspension - Fed7.54

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Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionhours (Median)
Treatment A: Apremilast 30 mg Tablet - Fasted2.00
Treatment B: Apremilast 30 mg Oral Suspension - Fasted2.00
Treatment C: Apremilast 30 mg Oral Suspension - Fed5.00

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Number of Participants With Treatment-emergent Adverse Events

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology.~A treatment-emergent AE (TEAE) was defined as any AE that occurred after dosing of the study drug.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event." (NCT02641353)
Timeframe: From first dose of study drug in treatment period 1 to 8 days after the last dose; up to 18 days.

,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAEs related to study drugSerious adverse eventsTEAEs leading to discontinuationTEAEs leading to death
Treatment A: Apremilast 30 mg Tablet - Fasted84000
Treatment B: Apremilast 30 mg Oral Suspension - Fasted107000
Treatment C: Apremilast 30 mg Oral Suspension - Fed64000

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Apparent Volume of Distribution of Apremilast During the Terminal Phase (Vz/F)

(NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

InterventionL (Geometric Mean)
Treatment A: Apremilast 30 mg Tablet - Fasted108
Treatment B: Apremilast 30 mg Oral Suspension - Fasted133
Treatment C: Apremilast 30 mg Oral Suspension - Fed102

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Apparent Clearance of Apremilast From Plasma After Extravascular Administration (CL/F)

(NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

InterventionL/h (Geometric Mean)
Treatment A: Apremilast 30 mg Tablet - Fasted9.51
Treatment B: Apremilast 30 mg Oral Suspension - Fasted10.9
Treatment C: Apremilast 30 mg Oral Suspension - Fed9.42

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Relative Bioavailability (F) of Apremilast Oral Suspension Formulation

Relative bioavailability of the oral suspension formulation compared to the tablet formulation, calculated as (AUC0-∞/Dose[oral suspension]) / (AUC0-∞/Dose[tablet]) * 100%. (NCT02641353)
Timeframe: Predose and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60 and 72 hours after dosing on day 1 of each treatment period.

Interventionpercent availability (Geometric Mean)
Treatment B: Apremilast 30 mg Oral Suspension - Fasted87.6
Treatment C: Apremilast 30 mg Oral Suspension - Fed101

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Phase 2: Change in AASIS

Change from Baseline in the Alopecia Areata Symptom Impact Scale (AASIS) at Weeks 24 and Week 48 The AASIS is a 13-items disease-specific patient-reported outcomes measure that asks participants about symptoms related to alopecia areata and how these symptoms interfere with daily functioning. Total scale ranges from 0-130, with higher score indicating more symptoms. (NCT02684123)
Timeframe: Week 24 and Weeks 48

Interventionscore on a scale (Mean)
BaselineWeek 24week 48
Placebo51.453.5775.67

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Phase 2: Number of Patients Achieving aaPGA Score of 3 or Above

Number of subjects achieving an alopecia areata Physician's Global Assessment (aaPGA) score of 3 or above at Weeks 24 (0, no regrowth; 1, <25% of regrowth; 2, 25%-49% of regrowth; 3, 50%-74% of regrowth; 4, 75%-99% of re- growth; 5, 100% of regrowth). (NCT02684123)
Timeframe: Week 24 and Week 48

,
InterventionParticipants (Count of Participants)
week 24week 48
Apremilast10
Placebo11

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Phase 2: Semiquantitative Score

Semiquantitative score using SALT subclasses (0, no hair loss; 1, <25% hair loss; 2, 25%-49% hair loss; 3, 50%-74% hair loss; 4, 75%-99% hair loss; 5, 100% hair loss) at week 24 and week 48 compared to baseline (NCT02684123)
Timeframe: Baseline, Week 24 and Weeks 48

Interventionscore on a scale (Mean)
BaselineWeek 24
Apremilast4.354.42

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Phase 2: Semiquantitative Score

Semiquantitative score using SALT subclasses (0, no hair loss; 1, <25% hair loss; 2, 25%-49% hair loss; 3, 50%-74% hair loss; 4, 75%-99% hair loss; 5, 100% hair loss) at week 24 and week 48 compared to baseline (NCT02684123)
Timeframe: Baseline, Week 24 and Weeks 48

Interventionscore on a scale (Mean)
BaselineWeek 24week 48
Placebo4.34.13.67

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Phase 2: AA-QoL

"Change from baseline in the Alopecia Areata Quality of Life questionnaire (AA-QoL) at Weeks 24 and Weeks 48.~Total scale from 0 to 100, with higher score indicating better quality of life." (NCT02684123)
Timeframe: Baseline, Week 24 and Weeks 48

Interventionscore on a scale (Mean)
BaselineWeek 24
Apremilast30.7529.55

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Number of Patients With SALT50

"Number of patients achieving 50% or greater improvement in their Severity of Alopecia Tool (SALT) score (SALT50) at Week 24~SALT50 is defined as the percent of patients achieving >=50% reduction in SALT score compared to baseline.~Scalp is divided into 4 areas namely, Vertex - 40% (0.4) of scalp surface area; right profile of scalp - 18% (0.18) of scalp surface area; left profile of scalp - 18% (0.18) of scalp surface area; Posterior aspect of scalp - 24% (0.24) of scalp surface area. Percentage of hair loss in any of these areas is percentage hair loss multiplied by percent surface area of the scalp in that area. SALT score is the sum of percentage of hair loss in all above mentioned areas." (NCT02684123)
Timeframe: Baseline and Week 24

InterventionParticipants (Count of Participants)
Apremilast1
Placebo1

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Mean Change in SALT Score

Mean percent change in SALT score at 4, 8, 12, 16, 20, and 24 weeks as compared to baseline (NCT02684123)
Timeframe: Baseline and week 4, 8, 12, 16, 20, 24

,
InterventionMean percent change (Mean)
Week 4Week 8Week 12Week 16Week 20Week 24
Apremilast-0.13-2.39-0.99-8.151.17-1.45
Placebo-0.11-2.86-4.07-10.55-9.92-9.01

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Phase 2: AA-QoL

"Change from baseline in the Alopecia Areata Quality of Life questionnaire (AA-QoL) at Weeks 24 and Weeks 48.~Total scale from 0 to 100, with higher score indicating better quality of life." (NCT02684123)
Timeframe: Baseline, Week 24 and Weeks 48

Interventionscore on a scale (Mean)
BaselineWeek 24week 48
Placebo34.027.1435.33

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Phase 2: Change in AASIS

Change from Baseline in the Alopecia Areata Symptom Impact Scale (AASIS) at Weeks 24 and Week 48 The AASIS is a 13-items disease-specific patient-reported outcomes measure that asks participants about symptoms related to alopecia areata and how these symptoms interfere with daily functioning. Total scale ranges from 0-130, with higher score indicating more symptoms. (NCT02684123)
Timeframe: Week 24 and Weeks 48

Interventionscore on a scale (Mean)
BaselineWeek 24
Apremilast56.7948.0

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Part 2: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Observable Concentration (AUC0-t) of Apremilast

(NCT02777554)
Timeframe: Apremilast IR: Predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the morning dose. Apremilast XL: Predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, 60, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Part 2: Apremilast 30 mg IR BID (Fasted)7030
Part 2: Apremilast 75 mg XL (Fasted)6650
Part 2: Apremilast 75 mg XL (Standard Meal)7580
Part 2: Apremilast 75 mg XL (High Fat Meal)7400

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Part 2: Peak Maximum Plasma Concentration (Cmax) of Apremilast

(NCT02777554)
Timeframe: Apremilast IR: Predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the morning dose. Apremilast XL: Predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, 60, and 72 hours postdose.

Interventionng/mL (Geometric Mean)
Part 2: Apremilast 30 mg IR BID (Fasted)379
Part 2: Apremilast 75 mg XL (Fasted)402
Part 2: Apremilast 75 mg XL (Standard Meal)436
Part 2: Apremilast 75 mg XL (High Fat Meal)496

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Number of Participants With Treatment-emergent Adverse Events

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the subject's health, including laboratory test values, regardless of etiology.~A serious AE is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event. The Investigator determined the relationship between the administration of study drug and the occurrence of each AE as Not Suspected or Suspected as defined in the Protocol." (NCT02777554)
Timeframe: Part 1: Up to 7 days after last dose in each treatment period (14 days); Part 2: Up to 7 days after each dose.

,,,,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAE related to study drugSerious adverse eventsSerious adverse events related to study drugTEAE leading to discontinuationTEAE related to study drug leading to discontinuationDeaths
Part 1: Apremilast 30 mg IR BID504500330
Part 1: Apremilast 75 mg XL QD474100550
Part 2: Apremilast 30 mg IR BID (Fasted)2200110
Part 2: Apremilast 75 mg XL (Fasted)4300000
Part 2: Apremilast 75 mg XL (High Fat Meal)2200000
Part 2: Apremilast 75 mg XL (Standard Meal)3200000

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Part 1: Area Under the Concentration-time Curve From Time Zero to 24 Hours Postdose (AUC0-24) of Apremilast

(NCT02777554)
Timeframe: Apremilast IR: Day 7 predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, and 24 hours after the morning dose. Apremilast XL: Day 7 predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, and 24 hours after the morning dose.

Interventionng*hr/mL (Geometric Mean)
Part 1: Apremilast 30 mg IR BID6370
Part 1: Apremilast 75 mg XL QD6090

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Part 1: Peak Maximum Plasma Concentration (Cmax) of Apremilast

(NCT02777554)
Timeframe: Apremilast IR: Day 7 predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, and 24 hours after the morning dose. Apremilast XL: Day 7 predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, and 24 hours after the morning dose.

Interventionng/mL (Geometric Mean)
Part 1: Apremilast 30 mg IR BID451
Part 1: Apremilast 75 mg XL QD459

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Part 2: Area Under the Plasma Concentration-time Curve From Time Zero Extrapolated to Infinity (AUC0-∞) of Apremilast

(NCT02777554)
Timeframe: Apremilast IR: Predose and at 0.5, 1, 2, 3, 5, 8, 12, 12.5, 13, 14, 15, 17, 20, 24, 36, 48, 60, and 72 hours after the morning dose. Apremilast XL: Predose and at 0.5, 1, 2, 3, 4, 6, 8, 10, 12, 14, 16, 20, 24, 30, 36, 48, 60, and 72 hours postdose.

Interventionng*h/mL (Geometric Mean)
Part 2: Apremilast 30 mg IR BID (Fasted)7100
Part 2: Apremilast 75 mg XL (Fasted)6680
Part 2: Apremilast 75 mg XL (Standard Meal)7600
Part 2: Apremilast 75 mg XL (High Fat Meal)7450

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Number of Participants With Treatment-emergent Adverse Events (AEs)

(NCT02802735)
Timeframe: Part 1, up to 40 days; Part 2, up to 24 days

,,,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAE related to study drugSerious adverse eventsSerious adverse events related o study dugTEAE leading to discontinuationTreatment-related TEAE leading to discontinuationDeaths
Part 1: Apremilast 20 mg2100000
Part 1: Apremilast 30 mg1100000
Part 1: Apremilast 40 mg3200000
Part 2: Apremilast 30 mg BID7600000
Part 2: Placebo BID3200000

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Part 2: Area Under the Plasma Concentration-time Curve During a Dosage Interval (AUCτ) for Apremilast

Area under the plasma concentration-time curve during a dosage interval (tau) at steady state, where tau is 12 hours. (NCT02802735)
Timeframe: Day 1 and day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, and 12 hours after the morning dose

Interventionng*hr/mL (Geometric Mean)
Day 1Day 14
Part 2: Apremilast 30 mg BID16102600

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Part 2: Maximum Observed Plasma Concentration (Cmax) of Apremilast

(NCT02802735)
Timeframe: Day 1 and day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, and 12 hours after the morning dose

Interventionng/mL (Geometric Mean)
Day 1Day 14
Part 2: Apremilast 30 mg BID283408

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Part 1: Area Under the Plasma Concentration-time Curve From Time Zero to Infinity (AUCinf) for Apremilast

(NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionng*hr/mL (Geometric Mean)
Part 1: Apremilast 20 mg1790
Part 1: Apremilast 30 mg2360
Part 1: Apremilast 40 mg3500

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Part 1: Area Under the Plasma Concentration-time Curve From Time Zero to the Last Measured Time Point (AUC0-t) for Apremilast

(NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionng*hr/mL (Geometric Mean)
Part 1: Apremilast 20 mg1770
Part 1: Apremilast 30 mg2330
Part 1: Apremilast 40 mg3470

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Part 1: Maximum Observed Plasma Concentration (Cmax) of Apremilast

Concentrations of apremilast in plasma were measured using a validated liquid chromatography tandem mass spectrometry assay. (NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionng/mL (Geometric Mean)
Part 1: Apremilast 20 mg205
Part 1: Apremilast 30 mg273
Part 1: Apremilast 40 mg373

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Part 1: Terminal Elimination Half-life (T1/2) for Apremilast

(NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionhours (Geometric Mean)
Part 1: Apremilast 20 mg7.4
Part 1: Apremilast 30 mg8.2
Part 1: Apremilast 40 mg7.4

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Part 1: Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast

(NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionhours (Median)
Part 1: Apremilast 20 mg3.0
Part 1: Apremilast 30 mg3.0
Part 1: Apremilast 40 mg2.0

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Part 2: Apparent Clearance of Apremilast From Plasma After Extravascular Administration (CL/F)

(NCT02802735)
Timeframe: Day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours after the morning dose

Interventionliters/hour (Geometric Mean)
Part 2: Apremilast 30 mg BID11.5

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Part 2: Apparent Volume of Distribution of Apremilast During the Terminal Phase (Vz/F)

(NCT02802735)
Timeframe: Day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours after the morning dose

Interventionliters (Geometric Mean)
Part 2: Apremilast 30 mg BID130

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Part 2: Ratio of Accumulation

Ratio of accumulation calculated as Day 14 AUC0-τ / Day 1 AUC0-τ (NCT02802735)
Timeframe: Day 1 and day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, and 12 hours after the morning dose, and on day 14 only at 24, 36, 48, 60, and 72 hours after the morning dose

Interventionratio (Geometric Mean)
Part 2: Apremilast 30 mg BID1.62

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Part 2: Time to Maximum Observed Plasma Concentration (Tmax) of Apremilast

(NCT02802735)
Timeframe: Day 1 and day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, and 12 hours after the morning dose

Interventionhours (Median)
Day 1Day 14
Part 2: Apremilast 30 mg BID2.001.50

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Part 2: Terminal Elimination Half-life (T1/2) for Apremilast

(NCT02802735)
Timeframe: Day 14 prior to the morning dose (0 hour), and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours after the morning dose

Interventionhours (Geometric Mean)
Part 2: Apremilast 30 mg BID7.80

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Part 1: Apparent Clearance of Apremilast From Plasma After Extravascular Administration (CL/F)

(NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionliters/hour (Geometric Mean)
Part 1: Apremilast 20 mg11.1
Part 1: Apremilast 30 mg12.7
Part 1: Apremilast 40 mg11.4

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Part 1: Apparent Volume of Distribution of Apremilast During the Terminal Phase (Vz/F)

(NCT02802735)
Timeframe: Day 1 of each treatment period at predose (0 hour) and at 0.5, 1, 1.5, 2, 3, 5, 8, 12, 24, 36, 48, 60, and 72 hours post-dose.

Interventionliters (Geometric Mean)
Part 1: Apremilast 20 mg120
Part 1: Apremilast 30 mg151
Part 1: Apremilast 40 mg122

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Mean Change in Pruritus Scores

The Subject Assessments of pruritis is measured at screening, baseline, and weeks 4, 8 and 16. Each subject rates the severity of their itching over the last 24 hours on a 10-point scale from 0 (none) to 10 (unbearable) (NCT03000309)
Timeframe: Baseline to Week 16

Interventionunits on a scale (Mean)
Apremilast-3

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Mean Change in Product of BSA (Body Surface Affected by Psoriasis) and sPGA (Static Physician Global Assessment) From Baseline to Week 16

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. Static Physician Global Assessment (sPGA) of disease severity is measured by the Investigator on a 6-point scale wherein 0=Clear, 1=Almost Clear, 2=Mild, 3=Moderate, 4=Severe, 5=Very Severe. The product of these values offers a more specific assessment of the severity of psoriasis. This product can yield a result between 0 (no disease) and 500 (most severe disease) By reporting the percent change as well as the absolute value change, the reader may be better able to appreciate the impact on disease severity of the medication under study. (NCT03000309)
Timeframe: Week 16

Interventionscore on a scale (Mean)
Apremilast-9

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Mean Change in DLQI

The Dermatology Life Quality Index (DLQI) is a 10-question survey administered to subjects in order to ascertain the extent to which psoriasis has affected the patient's life in the week prior to completing the questionnaire. The score is a sum of the value of each answer wherein Very Much=3, A lot=2, A little=1 and Not at all=0. 0 is the lowest possible score and indicates no impact of disease on quality of life. 30 is the highest possible score and indicates the most negative impact of disease on quality of life. (NCT03000309)
Timeframe: Week 8

Interventionscore on a scale (Mean)
Apremilast-6

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Mean Change in DLQI

The Dermatology Life Quality Index (DLQI) is a 10-question survey administered to subjects in order to ascertain the extent to which psoriasis has affected the patient's life in the week prior to completing the questionnaire. The score is a sum of the value of each answer wherein Very Much=3, A lot=2, A little=1 and Not at all=0. 0 is the lowest possible score and indicates no impact of disease on quality of life. 30 is the highest possible score and indicates the most negative impact of disease on quality of life. (NCT03000309)
Timeframe: Week 16

Interventionunits on a scale (Mean)
Apremilast-7

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Mean Change in BSA

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. This will be assessed at screening, baseline, and weeks 4, 8 and 16 (NCT03000309)
Timeframe: Week 16

Interventionpercentage of body surface area affected (Mean)
Apremilast-2

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Mean Change in BSA

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. This will be assessed at screening, baseline, and weeks 4, 8 and 16 (NCT03000309)
Timeframe: Baseline to Week 8

Interventionpercentage of body surface area affected (Mean)
Apremilast-1

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% of Patients Achieving Clear or Almost Clear on the PtGA

The Psoriasis Area Severity index (PASI) is performed at screening, baseline, and weeks 4, 8 and 16. This tool is used to measure the severity and extent of disease by combining the assessment of severity of lesions and the area affected into a single score in the range of 0 (no disease) to 72 (maximal disease.) (NCT03000309)
Timeframe: Week 8

InterventionParticipants (Count of Participants)
Apremilast10

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% of Patients Achieving Clear or Almost Clear on the PtGA

The Psoriasis Area Severity index (PASI) is performed at screening, baseline, and weeks 4, 8 and 16. This tool is used to measure the severity and extent of disease by combining the assessment of severity of lesions and the area affected into a single score in the range of 0 (no disease) to 72 (maximal disease.) (NCT03000309)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
Apremilast9

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Mean Change in Pruritus Scores

The Subject Assessments of pruritis is measured at screening, baseline, and weeks 4, 8 and 16. Each subject rates the severity of their itching over the last 24 hours on a 10-point scale from 0 (none) to 10 (unbearable) (NCT03000309)
Timeframe: Baseline to Week 8

Interventionunits on a scale (Mean)
Apremilast-3

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Percent Change in BSA

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. This will be assessed at screening, baseline, and weeks 4, 8 and 16 (NCT03000309)
Timeframe: Baseline to Week 16

Interventionpercent change (Mean)
Apremilast-36

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Percent Change in BSA

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. This will be assessed at screening, baseline, and weeks 4, 8 and 16 (NCT03000309)
Timeframe: Baseline to Week 8

Interventionpercent change (Mean)
Apremilast-19

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Percent Change in Product of BSA and sPGA

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. Static Physician Global Assessment (sPGA) is measured by the Investigator on a 6-point scale wherein 0=Clear, 1=Almost Clear, 2=Mild, 3=Moderate, 4=Severe, 5=Very Severe. Th3 product of these values offers a more specific assessment of the severity of psoriasis. This product may yield a result between 0 (no disease) and 500 (most severe disease.) (NCT03000309)
Timeframe: Week 8

Interventionpercent change (Mean)
Apremilast-29

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Percent Change in Product of BSA and sPGA

The area of body surface affected by psoriasis (BSA) will be estimated by the Investigator as a percentage of the subject's total body surface area wherein the area of the subject's palm will be considered as 1% of total BSA. Static Physician Global Assessment (sPGA) is measured by the Investigator on a 6-point scale wherein 0=Clear, 1=Almost Clear, 2=Mild, 3=Moderate, 4=Severe, 5=Very Severe. The product of these values offers a more specific assessment of the severity of psoriasis. This product can yield a result between 0(no disease) and 500 (most severe disease.) By reporting the percent change as well as the absolute value change, the reader may be better able to appreciate the impact on disease severity of the medication under study. (NCT03000309)
Timeframe: Week 16

Interventionpercent change (Mean)
Apremilast-44

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Proportion of Patients Who Achieve PASI 50

The Psoriasis Area Severity index (PASI) is performed at screening, baseline, and weeks 4, 8 and 16. This tool is used to measure the severity and extent of disease by combining the assessment of severity of lesions and the area affected into a single score in the range of 0 (no disease) to 72 (maximal disease.) (NCT03000309)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
Apremilast8

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Proportion of Patients Who Achieve PASI 50

The Psoriasis Area Severity index (PASI) is performed at screening, baseline, and weeks 4, 8 and 16. This tool is used to measure the severity and extent of disease by combining the assessment of severity of lesions and the area affected into a single score in the range of 0 (no disease) to 72 (maximal disease.) (NCT03000309)
Timeframe: Week 8

InterventionParticipants (Count of Participants)
Apremilast3

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Proportion of Patients Who Achieve PASI 75

The Psoriasis Area Severity index (PASI) is performed at screening, baseline, and weeks 4, 8 and 16. This tool is used to measure the severity and extent of disease by combining the assessment of severity of lesions and the area affected into a single score in the range of 0 (no disease) to 72 (maximal disease.) (NCT03000309)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
Apremilast6

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Proportion of Patients Who Achieve PASI 75

The Psoriasis Area Severity index (PASI) is performed at screening, baseline, and weeks 4, 8 and 16. This tool is used to measure the severity and extent of disease by combining the assessment of severity of lesions and the area affected into a single score in the range of 0 (no disease) to 72 (maximal disease.) (NCT03000309)
Timeframe: Week 8

InterventionParticipants (Count of Participants)
Apremilast0

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Mean Percent Change of mNAPSI (Modified Nail Area Psoriasis Severity Index) at Week 36 Compared to Baseline for All Nails.

mNAPSI is an objective scoring system administered by trained health care providers. Scores range from 0 (no nail disease) to 130 (complete nail involvement in all ten nails.) (NCT03022617)
Timeframe: 36 weeks

Interventionpercentage of reduction in mNAPSI score (Mean)
Study Group64.1

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HDL-P

HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline0.953
Week 52 vs. Week 161.092

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HDL-C

HDL-C is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline1.842
Week 52 vs. Week 161.711

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): GlycA

GlycA is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline4.324
Week 52 vs. Week 16-8.703

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Glucose

Glucose is a marker of glucose metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline8.032
Week 52 vs. Week 162.604

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Fetuin A

Fetuin A is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµg/ml (Mean)
Week 52 vs. Baseline-53.518
Week 52 vs. Week 1636.686

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Ferritin

Ferritin is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionng/ml (Mean)
Week 52 vs. Baseline-22.645
Week 52 vs. Week 16-1.736

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): DRI

DRI is a marker of glucose metabolism. DRI is a nuclear magnetic resonance spectroscopy (NMR)-derived multimarker score (values 1-100) that predicts a patient's risk of developing type 2 diabetes mellitus (T2D) independent of glycemic status. DRI derives its performance from the weighted addition of the Lipoprotein Insulin Resistance Index (LP-IR) scores with simultaneously-measured levels of branched-chain amino acids (BCAA). Higher scores indicate greater risk. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionindex (Mean)
Week 52 vs. Baseline-2.834
Week 52 vs. Week 161.765

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): CRP

CRP is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµg/ml (Mean)
Week 52 vs. Baseline36.050
Week 52 vs. Week 16-246.058

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Citrate

Citrate is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-5.547
Week 52 vs. Week 16-4.766

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Cholesterol Efflux Capacity

Cholesterol Efflux Capacity is a marker of lipid function and metabolism. The ability to promote cholesterol efflux from macrophages is a classic function of HDL that is thought to be an important mechanism by which HDL protects against atherosclerosis. HDL cholesterol efflux capacity assays are performed based on published methods using J774 cells derived from a murine macrophage cell line (Mehta NN Atherosclerosis 2012). Efflux is calculated as a unitless measure by using the following formula: [(µCi of 3H-cholesterol in media containing apoB-depleted subject plasma - µCi of 3H-cholesterol in plasma-free media) / (µCi of 3H-cholesterol in media containing apoB-depleted pooled control plasma-µCi of 3H-cholesterol in pooled control plasma-free media)]. Cholesterol efflux capacity is inversely correlated with incidence of cardiovascular events (i.e. higher cholesterol efflux capacity is better for patients). (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionunitless measure (Mean)
Week 52 vs. Baseline-0.159
Week 52 vs. Week 16-0.111

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Beta Hydroxybutyrate

Beta Hydroxybutyrate is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-48.450
Week 52 vs. Week 16-38.228

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): BCAA

BCAA is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-24.353
Week 52 vs. Week 1612.785

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): ApoB

ApoB is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline2.225
Week 52 vs. Week 163.360

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): ApoA1

ApoA1 is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline5.792
Week 52 vs. Week 165.272

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Alanine

Alanine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline23.209
Week 52 vs. Week 1639.496

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Adiponectin

Adiponectin is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµg/ml (Mean)
Week 52 vs. Baseline-2.106
Week 52 vs. Week 161.268

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Acetone

Acetone is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-32.489
Week 52 vs. Week 16-10.939

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Acetoacetic Acid

Acetoacetic Acid is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline1.616
Week 52 vs. Week 160.993

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Changes in Cardiometabolic Markers Between Baseline and Week 16: VS-TRLP

VS-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast0.445

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Changes in Cardiometabolic Markers Between Baseline and Week 16: VLDL-Z

VLDL-Z is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnm (Mean)
Apremilast-1.607

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Changes in Cardiometabolic Markers Between Baseline and Week 16: VLDL-Triglycerides (TG)

VLDL-TG is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast-4.393

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Changes in Cardiometabolic Markers Between Baseline and Week 16: VL-TRLP

VL-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-0.000

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Very Low-density Lipoprotein (VLDL)-P

VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast1.227

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Very Large (VL)-LDL-P

VL-LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-18.678

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Vascular Cell Adhesion Molecule (VCAM)-1

VCAM-1 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµg/ml (Mean)
Apremilast-11.201

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Valine

Valine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-14.301

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Tumor Necrosis Factor (TNF)-Alpha

TNF-alpha is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast17.914

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Changes in Cardiometabolic Markers Between Baseline and Week 16: TRLTG

TRLTG is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast-5.142

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Triglyceride

Triglyceride is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast-3.542

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Total Cholesterol

Total Cholesterol is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast0.254

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Small (S)-HDL-P

S-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast0.507

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Serum Amyloid-A (SAA)

SAA is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµg/ml (Mean)
Apremilast46.047

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Changes in Cardiometabolic Markers Between Baseline and Week 16: S-VLDL-P

S-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast1.371

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Changes in Cardiometabolic Markers Between Baseline and Week 16: S-TRLP

S-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast0.534

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Changes in Cardiometabolic Markers Between Baseline and Week 16: S-LDL-P

S-LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-31.780

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Monocyte Chemoattractant Protein (MCP)-1

MCP-1 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast3.056

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Medium (M)-HDL-P

M-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-0.203

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Changes in Cardiometabolic Markers Between Baseline and Week 16: M-VLDL-P

M-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast0.625

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Changes in Cardiometabolic Markers Between Baseline and Week 16: M-TRLP

M-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast0.115

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Low-density Lipoprotein (LDL)-C

LDL-C is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast0.119

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Changes in Cardiometabolic Markers Between Baseline and Week 16: LM-VLDL-P

LM-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-0.214

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Lipoprotein Insulin Resistance Index (LP-IR)

LP-IR is a marker of glucose metabolism. LP-IR is a marker of insulin resistance, and as such the LP-IR score predicts a patient's likelihood of future development of type 2 diabetes. LP-IR is a multimarker index (values 0-100) based on the concentrations of particular lipoprotein subclasses. Greater score indicates higher likelihood of developing diabetes. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionindex (Mean)
Apremilast-0.763

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Leucine

Leucine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-9.185

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Leptin

Leptin is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionng/ml (Mean)
Apremilast-84.193

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Changes in Cardiometabolic Markers Between Baseline and Week 16: LDL-Z

LDL-Z is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnm (Mean)
Apremilast0.086

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Changes in Cardiometabolic Markers Between Baseline and Week 16: LDL-P

LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-21.712

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Large and Medium (LM)-HDL-P

LM-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-0.442

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Large (L)-HDL-P

L-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-0.231

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Changes in Cardiometabolic Markers Between Baseline and Week 16: L-VLDL-P

L-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-0.900

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Changes in Cardiometabolic Markers Between Baseline and Week 16: L-TRLP

L-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-0.811

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Changes in Cardiometabolic Markers Between Baseline and Week 16: L-LDL-P

L-LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast21.763

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Ketone Bodies

Ketone Bodies are markers of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-30.319

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Intermediate-density Lipoprotein (IDL)-P

IDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast-11.763

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Interleukin (IL)-1b

IL-1b is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast-0.472

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Interferon (IFN)-Gamma

IFN-gamma is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast-1.944

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Intercellular Adhesion Molecule (ICAM)-1

ICAM-1 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµg/ml (Mean)
Apremilast-169.902

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Insulin

Insulin is a marker of glucose metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionng/ml (Mean)
Apremilast159.448

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Changes in Cardiometabolic Markers Between Baseline and Week 16: IL2RA

IL2RA is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionng/ml (Mean)
Apremilast-3.308

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Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-9

IL-9 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast-0.090

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Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-8

IL-8 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast24.014

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Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-6

IL-6 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast2.727

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Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-17A

IL-17A is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast-0.947

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Changes in Cardiometabolic Markers Between Baseline and Week 16: IL-10

IL-10 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionpg/ml (Mean)
Apremilast-0.054

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Homeostasis Model Assessment of Insulin Resistance (HOMA-IR)

HOMA-IR is a marker of glucose metabolism. HOMA-IR, a method used to quantify insulin resistance and beta-cell function, is expressed using fasting blood glucose and insulin levels. It is calculated using the formula (HOMA-IR = fasting glucose [mg/dl] * fasting insulin [mU/ml]/405). (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionindex (Mean)
Apremilast0.551

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Changes in Cardiometabolic Markers Between Baseline and Week 16: High-density Lipoprotein (HDL) - Cholesterol (C)

HDL-C is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast0.136

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Changes in Cardiometabolic Markers Between Baseline and Week 16: HDL-Particle Size (Z)

HDL-Z is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnm (Mean)
Apremilast-0.071

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Changes in Cardiometabolic Markers Between Baseline and Week 16: HDL-Particle Number (P)

HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast0.058

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Changes in Cardiometabolic Markers Between Baseline and Week 16: GlycA

GlycA is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast10.690

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Glucose

Glucose is a marker of metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast2.615

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Fetuin A

Fetuin A is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµg/ml (Mean)
Apremilast-50.732

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Ferritin

Ferritin is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionng/ml (Mean)
Apremilast-13.416

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Diabetes Risk Index (DRI)

DRI is a marker of glucose metabolism. DRI is a nuclear magnetic resonance spectroscopy (NMR)-derived multimarker score (values 1-100) that predicts a patient's risk of developing type 2 diabetes mellitus (T2D) independent of glycemic status. DRI derives its performance from the weighted addition of the Lipoprotein Insulin Resistance Index (LP-IR) scores with simultaneously-measured levels of branched-chain amino acids (BCAA). Higher scores indicate greater risk. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionindex (Mean)
Apremilast-2.978

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Citrate

Citrate is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast0.429

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Cholesterol Efflux Capacity

"Cholesterol Efflux Capacity is a marker of lipid function and metabolism.~The ability to promote cholesterol efflux from macrophages is a classic function of HDL that is thought to be an important mechanism by which HDL protects against atherosclerosis. HDL cholesterol efflux capacity assays are performed based on published methods using J774 cells derived from a murine macrophage cell line (Mehta NN Atherosclerosis 2012). Efflux is calculated as a unitless measure by using the following formula: [(µCi of 3H-cholesterol in media containing apoB-depleted subject plasma - µCi of 3H-cholesterol in plasma-free media) / (µCi of 3H-cholesterol in media containing apoB-depleted pooled control plasma-µCi of 3H-cholesterol in pooled control plasma-free media)]. Cholesterol efflux capacity is inversely correlated with incidence of cardiovascular events (i.e. higher cholesterol efflux capacity is better for patients)." (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionunitless measure (Mean)
Apremilast-0.010

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Changes in Cardiometabolic Markers Between Baseline and Week 16: C Reactive Protein (CRP)

CRP is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµg/ml (Mean)
Apremilast-414.175

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Beta Hydroxybutyrate

Beta Hydroxybutyrate is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-13.859

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Changes in Cardiometabolic Markers Between Baseline and Week 16: BCAA

Branched-chain amino acids (BCAA) is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-29.505

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Apolipoprotein B (ApoB)

ApoB is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast0.308

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Apolipoprotein A1 (ApoA1)

ApoA1 is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast0.939

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Alanine

Alanine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-20.059

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Adiponectin

Adiponectin is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµg/ml (Mean)
Apremilast-1.430

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Acetone

Acetone is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-17.171

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Acetoacetic Acid

Acetoacetic Acid is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast0.711

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Changes in Cardiometabolic Markers Between Baseline and Week 16: (Triglyceride-Rich Lipoprotein) TRLP

TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionnmol/L (Mean)
Apremilast0.283

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Changes in Cardiometabolic Markers Between Baseline and Week 16: (Triglyceride-Rich Lipoprotein Cholesterol) TRLC

TRLC is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionmg/dL (Mean)
Apremilast-0.352

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Changes in Patient Reported Outcomes: Pruritis by Visual Analog Scales (VAS)

"Secondary analysis will consist of comparisons of change in Pruritus VAS scores.~A visual analogue scale for pruritus (itch), ranging from 0 (no itch) to 100 (worst imaginable itch)." (NCT03082729)
Timeframe: Baseline, week 16, and week 52.

Interventionscore on a scale (Mean)
Week 16 vs. Baseline-27.527
Week 52 vs. Baseline-19.110

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Changes in Physician Reported Outcomes: Physician Global Assessment (PGA)

Secondary analysis will consist of comparisons of change in PGA scores. Physician Global Assessment (PGA) is calculated by averaging three subcomponent scores (induration, erythema, and scaling) that are graded from 0 (no involvement) to 5 (maximum involvement) that are averaged over all psoriatic lesions. Higher scores indicate greater disease burden. (NCT03082729)
Timeframe: Baseline, week 16, and week 52.

Interventionscore on a scale (Mean)
Week 16 vs. Baseline-1.200
Week 52 vs. Baseline-1.067

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Changes in Physician Reported Outcomes: Psoriasis Area and Severity Index (PASI)

Secondary analysis will consist of comparisons of change in PASI scores. PASI is the most widely used tool for the measurement of severity of psoriasis. PASI combines the assessment of the severity of lesions and the area affected into a single score in the range 0 (no disease) to 72 (maximal disease). (NCT03082729)
Timeframe: Baseline, week 16, and week 52.

Interventionscore on a scale (Mean)
Week 16 vs. Baseline-10.778
Week 52 vs. Baseline-9.903

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Change in Vascular Inflammation of the Five Aortic Segments as Measured by FDG-PET/CT Between Week 52, 16, and Baseline.

Secondary analysis will consist of comparisons of vascular inflammation of the five aortic segments using TBR between week 52, 16, and baseline. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

,,
Interventionratio (Mean)
Ascending aortaAortic archDescending aortaAbdominal aorta (suprarenal)Abdominal aorta (infrarenal)
Week 16 vs. Baseline-0.067-0.062-0.000-0.026-0.030
Week 52 vs. Baseline-0.099-0.080-0.057-0.075-0.118
Week 52 vs. Week 160.0280.010-0.019-0.017-0.038

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-LDL-P

L-LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline25.105
Week 52 vs. Week 16-1.658

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Valine

Valine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-12.589
Week 52 vs. Week 166.269

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Changes in Body Composition as Measured by FDG-PET/CT Between Week 52 and and Earlier Time Points (Baseline and Week 16): Visceral Adipose Tissue

"Secondary analysis will consist of comparisons of change in body composition between weeks 52, 16, and baseline. Visceral adipose tissue quantification using a single CT slice at the level of the umbilicus using computer-assisted tissue segmentation (Pescatori LC et al. Quantification of visceral adipose tissue by computed tomography and magnetic resonance imaging: reproducibility and accuracy. Radiol Bras. 2019 15(1):1-6.).~The values represent the cross-sectional area of the tissue segmented on the CT slice (cm^2); higher values indicate greater amount of visceral adipose tissue." (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventioncm^2 (Mean)
Week 16 vs. Baseline-10.681
Week 52 vs. Baseline-12.519
Week 52 vs. Week 162.189

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Changes in Body Composition as Measured by FDG-PET/CT Between Week 52 and and Earlier Time Points (Baseline and Week 16): Subcutaneous Adipose Tissue

"Secondary analysis will consist of comparisons of change in body composition between weeks 52, 16, and baseline. Subcutaneous adipose tissue quantification using a single CT slice at the level of the umbilicus using computer-assisted tissue segmentation (Pescatori LC et al. Quantification of visceral adipose tissue by computed tomography and magnetic resonance imaging: reproducibility and accuracy. Radiol Bras. 2019 15(1):1-6.).~The values represent the cross-sectional area of the tissue segmented on the CT slice (cm^2); higher values indicate greater amount of subcutaneous adipose tissue." (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventioncm^2 (Mean)
Week 16 vs. Baseline-19.857
Week 52 vs. Baseline-19.585
Week 52 vs. Week 160.638

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Change in Total Vascular Inflammation of the Aorta as Measured by FDG-PET/CT Between Week 52 and Earlier Time Points.

Secondary analysis will consist of comparisons of total vascular inflammation of the aorta using TBR between week 52, 16, and baseline. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionratio (Mean)
Week 52 vs. Baseline-0.069
Week 52 vs. Week 16-0.016

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Change in Total Vascular Inflammation of the Aorta as Measured by FDG-PET/CT Between Baseline and Week 16.

The primary analysis will consist of comparisons of total vascular inflammation of the aorta between week 16 and baseline using [18F]-Fluorodeoxyglucose (FDG) Positron Emission Tomography (PET) / Computed Tomography (CT) (FDG-PET/CT). Tissue-to-background ratio (TBR) of the standardized uptake value (SUV) is used to assess the level of inflammation of the aorta relative to the venous blood pool (background reference). (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionratio (Mean)
Apremilast-0.017

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Changes in Cardiometabolic Markers Between Baseline and Week 16: Isoleucine

Isoleucine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 16 visit by all study participants.

Interventionµmol/L (Mean)
Apremilast-6.018

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-6

IL-6 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline22.680
Week 52 vs. Week 1618.344

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-1b

IL-1b is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline0.285
Week 52 vs. Week 160.624

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-17A

IL-17A is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline-1.383
Week 52 vs. Week 160.141

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-10

IL-10 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline0.631
Week 52 vs. Week 160.689

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IFN-gamma

IFN-gamma is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline0.281
Week 52 vs. Week 164.717

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IDL-P

IDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline-12.316
Week 52 vs. Week 1618.211

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): ICAM-1

ICAM-1 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµg/ml (Mean)
Week 52 vs. Baseline41.059
Week 52 vs. Week 16292.802

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HOMA-IR

HOMA-IR is a marker of glucose metabolism. HOMA-IR, a method used to quantify insulin resistance and beta-cell function, is expressed using fasting blood glucose and insulin levels. It is calculated using the formula (HOMA-IR = fasting glucose [mg/dl] * fasting insulin [mU/ml]/405). (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionindex (Mean)
Week 52 vs. Baseline1.814
Week 52 vs. Week 160.753

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): HDL-Z

HDL-Z is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnm (Mean)
Week 52 vs. Baseline0.053
Week 52 vs. Week 160.089

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Changes in Patient Reported Outcomes: Dermatology Life Quality Index (DLQI)

Secondary analysis will consist of comparisons of change in DLQI scores. DLQI is a ten-question questionnaire used to measure the impact of skin disease on the quality of life of an affected person. The score ranges from 0 to 30; 0-1 = No effect on patient's life, 2-5 = Small effect, 6-10 = Moderate effect, 11-20 = Very large effect, 21-30 = Extremely large effect. (NCT03082729)
Timeframe: Baseline, week 16, and week 52.

Interventionscore on a scale (Mean)
Week 16 vs. Baseline-6.050
Week 52 vs. Baseline-5.692

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VS-TRLP

VS-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline0.619
Week 52 vs. Week 167.361

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VLDL-Z

VLDL-Z is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnm (Mean)
Week 52 vs. Baseline-0.039
Week 52 vs. Week 163.113

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VLDL-TG

VLDL-TG is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline3.553
Week 52 vs. Week 1610.458

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VLDL-P

VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline4.934
Week 52 vs. Week 160.645

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VL-TRLP

VL-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline-0.003
Week 52 vs. Week 16-0.002

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VL-LDL-P

VL-LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline9.605
Week 52 vs. Week 1671.605

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): VCAM-1

VCAM-1 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµg/ml (Mean)
Week 52 vs. Baseline10.253
Week 52 vs. Week 1624.967

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TRLTG

TRLTG is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline4.520
Week 52 vs. Week 1614.465

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TRLP

TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline5.539
Week 52 vs. Week 168.555

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TRLC

TRLC is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline1.547
Week 52 vs. Week 162.598

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Triglyceride

Triglyceride is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline4.684
Week 52 vs. Week 1612.526

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Total Cholesterol

Total Cholesterol is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline4.316
Week 52 vs. Week 167.474

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): TNF-alpha

TNF-alpha is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline100.589
Week 52 vs. Week 1672.650

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): SAA

SAA is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµg/ml (Mean)
Week 52 vs. Baseline1586.025
Week 52 vs. Week 162799.836

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-VLDL-P

S-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline2.913
Week 52 vs. Week 16-1.842

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-TRLP

S-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline2.714
Week 52 vs. Week 16-2.990

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-LDL-P

S-LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline-9.184
Week 52 vs. Week 1653.605

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): S-HDL-P

S-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline0.434
Week 52 vs. Week 160.118

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): MCP-1

MCP-1 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline101.704
Week 52 vs. Week 1678.605

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): M-VLDL-P

M-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline1.753
Week 52 vs. Week 161.008

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): M-TRLP

M-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline1.976
Week 52 vs. Week 162.204

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): M-HDL-P

M-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline0.203
Week 52 vs. Week 160.500

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LP-IR

LP-IR is a marker of glucose metabolism. LP-IR is a marker of insulin resistance, and as such the LP-IR score predicts a patient's likelihood of future development of type 2 diabetes. LP-IR is a multimarker index (values 0-100) based on the concentrations of particular lipoprotein subclasses. Greater score indicates higher likelihood of developing diabetes. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionindex (Mean)
Week 52 vs. Baseline-1.158
Week 52 vs. Week 162.684

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LM-VLDL-P

LM-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline1.676
Week 52 vs. Week 162.432

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LM-HDL-P

LM-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline0.595
Week 52 vs. Week 161.061

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Leucine

Leucine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-8.223
Week 52 vs. Week 161.313

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Leptin

Leptin is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionng/ml (Mean)
Week 52 vs. Baseline-498.841
Week 52 vs. Week 16304.320

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LDL-Z

LDL-Z is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnm (Mean)
Week 52 vs. Baseline0.037
Week 52 vs. Week 16-0.118

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LDL-P

LDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline5.605
Week 52 vs. Week 1678.105

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): LDL-C

LDL-C is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionmg/dL (Mean)
Week 52 vs. Baseline1.158
Week 52 vs. Week 164.737

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-VLDL-P

L-VLDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline0.095
Week 52 vs. Week 161.724

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-TRLP

L-TRLP is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionnmol/L (Mean)
Week 52 vs. Baseline0.233
Week 52 vs. Week 161.981

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): L-HDL-P

L-HDL-P is a marker of lipid function and metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline0.332
Week 52 vs. Week 160.503

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Ketone Bodies

Ketone Bodies are markers of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-79.323
Week 52 vs. Week 16-48.175

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Isoleucine

Isoleucine is a marker of adipose dysfunction and general metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionµmol/L (Mean)
Week 52 vs. Baseline-3.541
Week 52 vs. Week 165.203

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): Insulin

Insulin is a marker of glucose metabolism. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionng/ml (Mean)
Week 52 vs. Baseline421.436
Week 52 vs. Week 16330.523

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL2RA

IL2RA is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionng/ml (Mean)
Week 52 vs. Baseline-1.557
Week 52 vs. Week 160.782

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-9

IL-9 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline-0.025
Week 52 vs. Week 160.080

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Changes in Cardiometabolic Markers Between Week 52 and Earlier Time Points (Baseline and Week 16): IL-8

IL-8 is a marker of inflammation. (NCT03082729)
Timeframe: After the completion of week 52 visit by all study participants.

Interventionpg/ml (Mean)
Week 52 vs. Baseline369.437
Week 52 vs. Week 16330.646

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Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch NRS Score by Visit in the Placebo-Controlled Phase

"The Whole Body Itch NRS scale is a 11-point scale to assess whole body itch. The scale ranges from 0-10, where 0 represents no itch, and 10 represents the worst imaginable itch, and a 4-point change from baseline was shown to be optimal for demonstrating a level of clinically meaningful improvement in itch severity." (NCT03123471)
Timeframe: Baseline to Weeks 2, 4, 6, 8 and 12

,
InterventionPercentage of Participants (Number)
Week 2Week 4Week 8Week 12
Apremilast20.532.339.847.0
Placebo/Apremilast3.510.119.726.3

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Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch NRS Score by Visit in the Placebo-Controlled Phase

"The scalp itch NRS is a 11-point scale to assess scalp itch. The scale ranges from 0-10, where 0 represents no itch, and 10 represents the worst imaginable itch." (NCT03123471)
Timeframe: Baseline to Weeks 2, 4, 8 and 12

,
InterventionPercentage of Participants (Number)
Week 2Week 4Week 8Week 12
Apremilast26.137.845.646.5
Placebo/Apremilast11.516.523.719.6

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Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Extension Phase

A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = could be non-serious or serious) = symptoms causing severe pain discomfort. (NCT03123471)
Timeframe: Weeks 16 to Week 32; the mean treatment duration was 14.6 weeks and 15.3 weeks in the APR 30/APR 30 BID and placebo/APR 30 BID arms, respectively

,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalDeaths
Apremilast661745440
Placebo/Apremilast351721210

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Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Exposure Period

The apremilast-exposure period started on the date of the first dose of apremilast (Week 0 for participants originally randomized to apremilast or Week 16 for participants originally randomized to placebo) to the last dose of apremilast. A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = could be non-serious or serious) = symptoms causing severe pain discomfort. (NCT03123471)
Timeframe: Week 0 to 32;

,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny Serious TEAE Drug Related TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug WithdrawalDeaths
Apremilast14410386313150
Placebo/Apremilast3517210210

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Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Placebo-Controlled Phase

A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = could be non-serious or serious) = symptoms causing severe pain discomfort. (NCT03123471)
Timeframe: Week 0 to Week 16; mean duration of exposure was 14.5 weeks and 14.6 weeks for participants randomized to placebo and apremilast respectively.

,
InterventionParticipants (Count of Participants)
Any TEAEAny Drug-related TEAEAny Severe TEAEAny Serious TEAEAny TEAE Leading to Drug InterruptionAny TEAE Leading to Drug Withdrawal
Apremilast1359952911
Placebo/Apremilast52222143

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Percentage of Participants With Scalp Physician Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) With at Least a 2-Point Reduction From Baseline

The ScPGA is a measurement of overall scalp involvement by the investigator at the time of evaluation. The ScPGA is a 5-point scale ranging from 0 (clear) to 4 (severe), incorporating an assessment of the severity of the 3 primary signs of the disease: erythema, scaling, and plaque elevation. When making the assessment of overall scalp severity, the investigator factored in areas that had already been cleared (ie, had scores of 0), not limited to the evaluation of remaining lesions for severity; consequently, the severity of each sign was averaged across all areas of involvement, including cleared lesions. (NCT03123471)
Timeframe: Baseline to Week 16

InterventionPercentage of Participants (Number)
Placebo/Apremilast13.7
Apremilast43.3

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Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch Numeric Rating Score at Week 16

"The Whole Body Itch NRS scale is an 11-point scale to assess whole body itch. The scale ranges from 0-10, where 0 represents no itch, and 10 represents the worst imaginable itch, and a 4-point change from baseline was shown to be optimal for demonstrating a level of clinically meaningful improvement in itch severity. NRS response was defined as a ≥ 4-point reduction (improvement) from baseline." (NCT03123471)
Timeframe: Baseline to Week 16

InterventionPercentage of Participants (Number)
Placebo/Apremilast22.5
Apremilast45.5

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Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch Numeric Rating Score (NRS) at Week 16

"The scalp itch NRS is a 11-point scale to assess scalp itch. The scale ranges from 0-10, where 0 represents no itch, and 10 represents the worst imaginable itch." (NCT03123471)
Timeframe: Baseline to Week 16

InterventionPercentage of Participants (Number)
Placebo/Apremilast21.1
Apremilast47.1

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Change From Baseline in Dermatological Life Quality Index (DLQI) Total Score at Week 16

"DLQI is questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains ten items dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from Very Much (score 3) to Not at All or Not relevant (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if No, then the subject is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being A lot, A little, or Not at all (scores 2, 1, or 0 respectively). The DLQI total score was derived by summing all item scores, and has a possible range of 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best." (NCT03123471)
Timeframe: Baseline to Week 16

InterventionUnits on a Scale (Least Squares Mean)
Placebo/Apremilast-3.8
Apremilast-6.7

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Drinking

"Number of standard drinks per day using the Timeline Followback Interview (TLFB). Total number of alcoholic drinks consumed per day with a minimum value of 0 and an undetermined maximum value.~Treatment effects on drinking were accessed during the 11 days of ad libidum and did not include the final three days of mandatory abstinence prior to cue reactivity testing on day 14 of dosing." (NCT03175549)
Timeframe: 11 days (Treatment effects on drinking were accessed during the 11 days of ad libidum and did not include the final three days of mandatory abstinence prior to cue reactivity testing on day 14 of dosing.)

InterventionDrinks per day (Mean)
Apremilast (Otezla)3.71
Placebo3.92

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Craving to Drink

Total Visual Analog Scale (VAS) scores of craving severity in response to in vivo alcohol cues. Higher scores indicate greater craving severity with a minimum score of 0 and a maximum score of 80. (NCT03175549)
Timeframe: 1 hour on the last day of dosing (Day 14)

Interventionscore on a scale (Mean)
Apremilast (Otezla)33.84
Placebo28.31

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DLQI at Screening, Baseline, and Weeks 2,4,8,12,16 and 18

Participants will complete a 10 question Dermatology Life Quality Index questionnaire at Screening, Baseline, and Weeks 2,4,8,12,16,18. (NCT03239106)
Timeframe: Screening through Week 18 (follow up visit)

InterventionDermatology Life Quality Index Score (Mean)
ScreeningBaseline (Week 0)Week 2Week 4Week 8Week 12Week 16Week 18
Open Label15.313.713.310.87.54.72.35.0

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Absolute NRS Itch Score at Week 16 (End of Treatment)

"Participants will complete a Numeric Rating Scale for itch (0 representing no itching through 10 representing worst itch imaginable) will be recalled from prior 24 hours and the prior week.~0 is the best score (minimum) and 10 is the worst score (maximum) in terms of clinical outcome. This is an ordinal scale that runs from 0 to 10." (NCT03239106)
Timeframe: Week 16

InterventionUnits on a scale (Median)
24 Hour NRS Itch Score1 Week NRS Itch Score
Open Label77.5

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Absolute DLQI at Week 16

"Participants will complete a 10 question Dermatology Quality of Life survey at baseline through Week 16~The DLQI is a numerical scale that scores multiple parameters of skin symptoms on a scale from 0 to 30. 0-1 = no effect at all on a patient's life (most favorable clinical outcome and minimum score), 1-5 = small effect on patient's life, 6-10 = moderate effect on patient's life, 11-20 = very large effect on patient's life, 21-30 = extremely large effect on patient's life (worse clinical outcome and maximum score)." (NCT03239106)
Timeframe: Week 16

InterventionScore on a scale (Median)
Open Label13

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NRS at Screening, Baseline and Weeks 2,4,8,12,16,and 18

"Participants' itch will be measured utilizing the Numeric Rating Scale for itch (0 representing no itching through 10 representing worst itch imaginable) will be recalled from prior 24 hours and the prior week.~0 is the best score (minimum) and 10 is the worst score (maximum) in terms of clinical outcome. This is an ordinal scale that runs from 0 to 10." (NCT03239106)
Timeframe: Screening through Week 18 (follow up visit)

InterventionNumerical Rating Scale Itch Score (Mean)
ScreeningBaseline (Week 0)Week 2Week 4Week 8Week 12Week 16Week 18
Open Label8.97.95.76.57.05.73.01.0

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Change in Serum Myeloperoxidase

To assess change in serum myeloperoxidase in the identified patient AM-endotype computing relative percent reduction for each subject being treated and serum marker. The median and other summary statistics of these percent change values will be computed (NCT03442088)
Timeframe: Baseline, Week 16

InterventionPg/mL (Mean)
BaselineWeek 16
Apremilast for Treatment of Psoriasis With the AM-endotype2419824294

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Change in IL-17

To assess change in IL-17 in the identified patient AM-endotype computing relative percent reduction for each subject being treated and serum marker. The median and other summary statistics of these percent change values will be computed (NCT03442088)
Timeframe: Baseline, Week 16

InterventionPg/mL (Mean)
BaselineWeek 16
Apremilast for Treatment of Psoriasis With the AM-endotype1.513-0.8315

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Change in Tissue Factor

To assess change in Tissue Factor in the identified patient AM-endotype computing relative percent reduction for each subject being treated and serum marker. The median and other summary statistics of these percent change values will be computed (NCT03442088)
Timeframe: Baseline, Week 16

InterventionPg/mL (Mean)
BaselineWeek 16
Apremilast for Treatment of Psoriasis With the AM-endotype72.2875.52

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Change in TNF Alpha

To assess change in in the identified patient AM-endotype computing relative percent reduction for each subject being treated and serum marker. The median and other summary statistics of these percent change values will be computed (NCT03442088)
Timeframe: Baseline, Week 16

InterventionPg/mL (Mean)
BaselineWeek 16
Apremilast for Treatment of Psoriasis With the AM-endotype14.9514.26

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The Primary Outcome Measure Will be to Evaluate Change in Aberrant Inflammatory Profiles of Activated Blood Monocytes (Aberrant-monocyte Endotype Patients (AM-endotype).

For each subject, we will identify a target biomarker of abnormally elevated monocytes, among 1.) intermediate, or 2.) doublets, or 3.) platelet doubles. Each subject will thus have one identified monocyte biomarker for which relative percent change will be its basis for analysis in the primary outcome measure. We will specifically assess change from baseline to 16 weeks by computing relative percent reduction for each subject being treated. Note for example that a change of 1.5% to 1.2% is (1 - (1.2/1.5))*100% = 20% reduction. The median and other summary statistics of these percent change values will be computed. Wilcoxon's signed rank test will be used to evaluate the null hypothesis of the median percent change being 0. (NCT03442088)
Timeframe: Baseline, Week 16

InterventionPercent change (Mean)
BaselineWeek 16
Apremilast for Treatment of Psoriasis With the AM-endotype0.56650.1715

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Mean Change in CCCA Investigator Global Severity Score (IGSS)

Mean change in IGSS at Week 24 compared to Baseline. Treatment response will be considered no change or improvement in IGSS. CCCA Investigator Global Severity Score (IGSS) assess subjects on a scale of 0 (no hair loss) to 6 (severe CCCA, e.g. >75% involvement of vertex). (NCT03521687)
Timeframe: Week 0 and Week 24

Interventionscore on a scale (Mean)
Apremilast-0.31

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Mean Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score

Mean change in DLQI total score at Week 24 as compared to Baseline. DLQi is a 10-item questionnaire, each question is scored from 0 to 3, giving a possible score range from 0 (meaning no impact of skin disease on quality of life) to 30 (meaning maximum impact on quality of life). (NCT03521687)
Timeframe: Week 0 and Week 24

Interventionscore on a scale (Mean)
Apremilast-2.18

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Change in Subject Rating of Symptom Severity Questionnaire (NRS)

Change in NRS at Week 24 as compared to Baseline. Subjects will complete a symptom severity questionnaire consisting of 3 numeric rating scales (NRS) measuring severity of pruritus, burning, and pain. The NRS will range from 0 (no symptoms) to 10 (severe symptoms). Patients indicate the intensity of each symptom (pruritus, burning, or pain) by choosing a number from 0 to 10 that corresponds to the severity of that symptom. (NCT03521687)
Timeframe: Week 0 and Week 24

Interventionscore on a scale (Mean)
Apremilast0.94

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Mean Change in Physician Global Assessment of Improvement (PGA-I)

Mean change in PGA-I at Week 24 compared to Baseline. Trained study personnel will take standardized photographs of the scalp. These photographs will be provided to a panel of three dermatologists with expertise in CCCA, each of whom will review the photographs at these time points. Investigators will assess the improvement in hair loss severity using PGA-I. PGA-I will range from -3 (significant worsening) to 3 (significant improvement). (NCT03521687)
Timeframe: Week 0 and Week 24

Interventionscore on a scale (Mean)
Apremilast0.07

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Mean Change in Subject Visual Analog Scale (VAS) of Hair Loss Severity

"Mean change in VAS at Week 24 compared to Baseline. The VAS is a numerical scale used to assess patients' perception of hair loss severity. The evaluation is a 10cm long line on which the subjects indicate the severity of their condition from 0 (complete loss of hair in affected area - ie no visible hairs on central scalp) to 10 (full growth/regrowth in affected area-ie no visible hair loss on central scalp)." (NCT03521687)
Timeframe: Week 0 and Week 24

Interventionscore on a scale (Mean)
Apremilast-1.94

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Mean Change in Subject Global Assessment of Improvement

Mean change in PaGA-I at Week 24 as compared to Baseline. PaGA-I will range from -3 (significant worsening) to 3 (significant improvement). (NCT03521687)
Timeframe: Week 0 and Week 24

Interventionscore on a scale (Mean)
Apremilast1

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Mean Change in Central Hair Loss Grade (CHLG)

Mean change in CHLG at Week 24 compared to Baseline. Degree of severity of hair loss is graded on a 6-point visual scale (pattern 0: no hair loss, pattern 1-2: mild hair loss, pattern 3-5: more severe hair loss). (NCT03521687)
Timeframe: Week 0 and week 24

Interventionscore on a scale (Mean)
Apremilast-0.44

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An Additional Endpoint is to Assess the Gene Expression Profiling and Immunohistochemistry Analysis Change on Skin Biopsies at 3 Months Compared to Baseline.

Skin biopsies from lesional skin will be performed before treatment with apremilast and after 3 months of treatment to assess changes in gene expression profiling and immunohistochemistry stain. Gene expression profiling will be analyzed using inferential statistics with a False Discovery Rate (FDR) of < 0.05. (NCT03529955)
Timeframe: Data collected at 3 months after baseline visit

,
InterventionChange (Number)
Down regulated genesUp regulated genes
Skin Biopsy at 3 Months Into Apremilast Therapy for Gene Expression Profiling12372
Skin Biopsy at Baseline for Gene Expression Profiling00

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An Additional Endpoint is to Assess the Immunohistochemistry Analysis Change on Skin Biopsies at 3 Months Compared to Baseline.

Skin biopsies from lesional skin will be performed before treatment with apremilast and after 3 months of treatment to assess changes in immunohistochemistry stain. (NCT03529955)
Timeframe: Data collected at 3 months after baseline visit

,
InterventionPercentage of positive cell detection (Mean)
STAT1STAT3
Skin Biopsy at 3 Months Into Apremilast Therapy for IHC50.117.4
Skin Biopsy at Baseline for IHC96.244.3

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The Primary Endpoint Analysis Would be Overall Response Rate Measured by the Number of Participants Experiencing at Least 4 Points Decrease in CDASI Activity Score at 3 Months.

"Cutaneous dermatomyositis disease area and severity index (CDASI) activity score is a validated tool to measure skin disease activity in dermatomyositis. The overall response rate (ORR) includes partial and complete responses. Complete response is defined by a CDASI activity score of zero. Partial response is defined by a decrease of CDASI activity score of at least 4 points. Calculation is performed as the CDASI activity score at 3 month(s) minus the score at baseline. Missing data will be handled using the last observation carried forward approach (LOCF).~CDASI activity score: Units on a scale from 0-100. Higher scores represent worse outcome." (NCT03529955)
Timeframe: Data collected at 3 months after baseline visit

InterventionParticipants (Count of Participants)
Dermatomyositis Patients With Refractory Cutaneous Disease7

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An Additional Endpoint Analysis Would Assess the MMT-8 Score in Patients With Muscle Disease as Measured at 3 and 6 Months Compared to Baseline.

"MMT-8 (Manual Muscle Testing-8) score is a validated tool to assess muscle strength. Calculate the mean change in MMT-8 score at 3 and 6 month(s) compared to baseline in patients with muscle disease.~Units: Units on a scale. Scale goes from 0-150. 150 is perfect strength." (NCT03529955)
Timeframe: Data collected at 3 and 6 months after baseline visit

Interventionscore on a scale (Mean)
MMT-8 Score at 3 Months143.3
MMT-8 Score at 6 Months144.5

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An Additional Secondary Endpoint Analysis Would Assess Quality of Life as Measured at 3 Months Compared to Quality of Life Measured at 6 Months

"Dermatology Life Quality Index (DLQI) is a validated tool to measure quality of life in patients with skin disease. Complete response is defined by a DLQI of zero at 3, and 6 months. Partial response is defined by a decrease of DLQI of at least 5 points at 3, and 6 months compared to baseline. Calculation is performed as the DLQI at 3, and 6 months minus the score at baseline. Missing data will be handled using the last observation carried forward approach (LOCF).~Units : Units on a scale from 0-30, higher scores represent worse outcome." (NCT03529955)
Timeframe: Data collected at 3 and 6 months after baseline visit

Interventionscore on a scale (Mean)
DLQI Score at 3 Months6.3
DLQI Score at 6 Months4.2

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An Additional Secondary Endpoint Analysis Would be Durability of Response Measured Participants CDASI Activity Score or Change in Their CDASI Activity Score at 6 Months Compared to 3 Months.

"The durability of response will be measured using the CDASI activity score at 6 months minus CDASI activity score at 3 months. Complete response durability is defined as zero or minus difference between CDASI activity score at 6 months and CDASI activity score at 3 months. Partial response durability is defined as >4 points difference between CDASI activity score at 6 months and CDASI activity score at 3 months. Missing data will be handled using the last observation carried forward approach (LOCF).~CDASI activity score: Units on a scale from 0-100. Higher scores represent worse outcome." (NCT03529955)
Timeframe: Data collected at 6 months compared to data collected at 3 months

Interventionscore on a scale (Mean)
CDASI Score at 3 Months16.9
CDASI Score at 6 Months14

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2. The Secondary Endpoint Analysis Would be Safety as Measured by the Number of Participants Experiencing Adverse Events and Serious Adverse Events Occurring During 6 Months of Therapy and 1 Month Follow up.

"The proportion of participants experiencing adverse events and serious adverse events was measured over 7 months period (6 months during the study and 1 month follow up) using Common Terminology Criteria for Adverse Events (CTCAE) v5.0.~Grade refers to severity of the AE. The CTCAE displays Grades 1 to 5 with unique clinical descriptions of severity for each AE:~Grade 1 Mild; asymptomatic or mild symptoms; clinical or diagnostic observations only; intervention not indicated Grade 2 Moderate; minimal, local or noninvasive intervention indicated; limiting age- appropriate instrumental Activity of Daily Living (ADL) Grade 3 Severe or medically significant but not immediately life-threatening; hospitalization or prolongation of hospitalization indicated; disabling; limiting self care ADL Grade 4 Life-threatening consequences; urgent intervention indicated Grade 5 Death related to AE All adverse events subjects experienced were grade 1 or 2 which is mild to moderate in severity." (NCT03529955)
Timeframe: 7 months

InterventionParticipants (Count of Participants)
Headache Grade 1-2Nausea Grade 1-2Diarrhea Grade 1-2Herpes Zoster Grade 1-2Influenza Grade 1-2Pneumonia Grade 1-2Acute sinusitis Grade 1-2Hypertension Grade 1-2Ocular pressure Grade 1-2
Dermatomyositis Patients With Refractory Cutaneous Disease754211111

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Time to Relapse Until Week 52 Among Week 24 PASI 75 Responders

"Relapse is defined as 50% loss or greater of Week 24 PASI percent improvement from baseline.~The PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity." (NCT03611751)
Timeframe: From Week 24 to Week 52 (up to approximately 28 weeks)

InterventionDays (Median)
BMS-986165NA
PlaceboNA
Apremilast197.0

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The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (PASI 90)

"The Psoriasis Area and Severity Index (PASI) is a quantitative rating scale for measuring the severity of psoriatic lesions based on area coverage and plaque appearance.~PASI is a measure of the average erythema (redness), infiltration (thickness), and desquamation (scaling) of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 90 is the response as a number of participants who experience at least a 90% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method. Baseline is defined as the measurement at the randomization visit (Week 0).~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 24 or who have missing Week 24 endpoint data for any reason." (NCT03611751)
Timeframe: Baseline and week 24

InterventionParticipants (Count of Participants)
BMS-986165164
Apremilast50

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (PASI 75)

"The Psoriasis Area and Severity Index (PASI) is a quantitative rating scale for measuring the severity of psoriatic lesions based on area coverage and plaque appearance.~The PASI is a measure of the average erythema (redness), infiltration (thickness), and desquamation (scaling) of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method. Baseline is defined as the measurement at the randomization visit (Week 0).~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-986165271
Apremilast101

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Change From Baseline in Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score at Week 16

"PSSD assesses the severity of 5 symptoms (itch, pain, stinging, burning, skin tightness) and 6 participant-observed signs (skin dryness, cracking, scaling, shedding or flaking, redness, bleeding). The severity of each item is rated on an 11-point numeric rating scale ranging from 0 (absent) to 10 (worst imaginable). Both symptom and sign scores are derived by averaging the questions and multiplying by 10. A total PSSD score ranging 0-100 will be derived from taking the average of the symptom and sign scores. 0 represents the least severe symptom/sign and 100 represents the most severe. Baseline is defined as the measurement at the randomization visit (Week 0).~A modified observation carried forward (mBOCF) approach will be used for missing data. The baseline observation will be carried forward for participants who discontinue study treatment for all analysis weeks after the assessment time point of discontinuation due to lack of efficacy and AEs." (NCT03611751)
Timeframe: Baseline and Week 16

InterventionScore on a scale (Mean)
BMS-986165-28.9
Placebo-4.2
Apremilast-21.5

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The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (sPGA 0/1)

"The sPGA is a 5-point scale average assessment of all psoriatic lesions graded for erythema, scale, and induration. The sPGA measure determines psoriasis severity at a single point in time (without taking into account the baseline disease condition) as: clear (0), almost clear (1), mild (2), moderate (3), or severe (4). The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. The higher sPGA score denotes to more severe disease activity. sPGA 0/1 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 or 1 with at least a 2-point improvement from baseline using the non-responder imputation (NRI) method.~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165253
Placebo22

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Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score of 0 at Week 16

Psoriasis Symptoms and Signs Diary (PSSD) is an 11-item participant-reported instrument that assesses severity of symptoms and participant-observed signs commonly associated in plaque psoriasis. The PSSD assesses severity of 5 symptoms (itch, pain, stinging, burning, skin tightness) and 6 participant-observed signs (skin dryness, cracking, scaling, shedding or flaking, redness, bleeding) using 0 to 10 numerical ratings. The severity of each item is rated on an 11-point numeric rating scale ranging from 0 (absent) to 10 (worst imaginable) where the symptoms summary score is derived from the average of the scores. A higher score indicates more severe disease. PSSD 0 is the response as a number of participants who experience a PSSD symptom score that determines psoriasis severity as 0 among participants with a baseline PSSD symptom score >= 1 using the non-responder imputation (NRI) method. (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-98616535
Placebo3
Apremilast10

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The Number of Participants Who Achieve a 100% Improvement From Baseline in the Psoriasis Area and Severity Index Score at Week 16 (PASI 100)

"The Psoriasis Area and Severity Index (PASI) is a quantitative rating scale for measuring the severity of psoriatic lesions based on area coverage and plaque appearance.~The PASI is a measure of the average erythema (redness), infiltration (thickness), and desquamation (scaling) of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 100 is the response as a number of participants who experience at least a 100% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method. Baseline is defined as the measurement at the randomization visit (Week 0).~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-98616552
Placebo3
Apremilast11

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremalist at Week 24 (PASI 75)

"The Psoriasis Area and Severity Index (PASI) is a quantitative rating scale for measuring the severity of psoriatic lesions based on area coverage and plaque appearance.~PASI is a measure of the average erythema (redness), infiltration (thickness), and desquamation (scaling) of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method. Baseline is defined as the measurement at the randomization visit (Week 0).~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 24 or who have missing Week 24 endpoint data for any reason." (NCT03611751)
Timeframe: Baseline and Week 24

InterventionParticipants (Count of Participants)
BMS-986165296
Apremilast96

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The Number of Participants With a Static Physician Global Assessment Score of 0 at Week 16 (sPGA 0)

"The sPGA is a 5-point scale average assessment of all psoriatic lesions graded for erythema, scale, and induration. The sPGA measure determines psoriasis severity at a single point in time (without taking into account the baseline disease condition) as: clear (0), almost clear (1), mild (2), moderate (3), or severe (4). The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. sPGA 0 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 using the non-responder imputation (NRI) method.~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-98616580
Placebo3
Apremilast16

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The Number of Participants With a Static Physician Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (sPGA 0/1)

"The sPGA is a 5-point scale average assessment of all psoriatic lesions graded for erythema, scale, and induration. The sPGA measure determines psoriasis severity at a single point in time (without taking into account the baseline disease condition) as: clear (0), almost clear (1), mild (2), moderate (3), or severe (4). The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. sPGA 0/1 is the number of participants with a sPGA score of 0 or 1 with at least a 2-point improvement from baseline.~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165253
Apremilast86

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PASI 75)

"The Psoriasis Area and Severity Index (PASI) is a quantitative rating scale for measuring the severity of psoriatic lesions based on area coverage and plaque appearance.~The PASI is a measure of the average erythema (redness), infiltration (thickness), and desquamation (scaling) of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method. Baseline is defined as the measurement at the randomization visit (Week 0).~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-986165271
Placebo24

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The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index Score at Week 16 (PASI 90)

"The Psoriasis Area and Severity Index (PASI) is a quantitative rating scale for measuring the severity of psoriatic lesions based on area coverage and plaque appearance.~The PASI is a measure of the average erythema (redness), infiltration (thickness), and desquamation (scaling) of psoriatic skin lesions (each graded on a 0-4 scale), weighted by the area of involvement (head, arms, trunk to groin, and legs to top of buttocks). PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 90 is the response as a number of participants who experience at least a 90% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method. Baseline is defined as the measurement at the randomization visit (Week 0).~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-986165138
Placebo7
Apremilast46

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The Number of Participants With a Dermatology Life Quality Index (DLQI) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (DLQI 0/1)

"The DLQI is a participant-reported quality of life index which consists of 10 questions concerning how much skin problems affect symptoms and feelings, daily activities, leisure, work, school, personal relationships, and treatment during the last week. Each question is scored on a scale of 0 to 3 where 0 = not at all, 1 =a little, 2 = a lot, or 3 = very much. The scores are summed, giving a range from 0 (no impairment of life quality) to 30 (maximum impairment). DLQI 0/1 is the number of participants with a score of 0 or 1 among participants with a baseline DLQI score ≥2.~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165186
Placebo24

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The Number of Participants With a Palmoplantar Physician's Global Assessment (Pp-PGA) Score of 0 or 1 at Week 16 (Pp-PGA 0/1)

The palmoplantar Physician's Global Assessment (pp-PGA) score evaluates palmoplantar (including finger and toe surfaces) psoriasis lesions based on overall severity by investigator, then scored on the following 5-point scale: 0 = clear; 1 = almost clear; 2 = mild; 3 = moderate; and 4 = severe. pp-PGA 0/1 is the number of participants with a score of 0 or 1 among participants with a baseline pp-PGA score ≥ 3. (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-98616518
Placebo4
Apremilast8

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The Number of Participants With a Physician Global Assessment- Fingernails (PGA-F) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PGA-F 0/1)

"The Physician Global Assessment- Fingernails (PGA-F) evaluates the overall condition of the fingernails and is rated on a 5-point scale:0 = clear, 1 = minimal, 2 = mild, 3 = moderate, and 4 = severe. PGA-F 0/1 is the response as a number of participants with a PGA-F score of 0 or 1 with at least a 2-point improvement from baseline among participants with a baseline PGA-F score >=3.~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-98616514
Placebo3

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The Number of Participants With a Scalp Specific Physician's Global Assessment (Ss-PGA) Score 0 or 1 at Week 16 (Ss-PGA 0/1)

"The scalp specific Physician's Global Assessment (ss-PGA) evaluates scalp lesions in terms of clinical signs of redness, thickness, and scaliness and scored on the following 5-point ss-PGA scale: 0 = absence of disease, 1 = very mild disease, 2 = mild disease, 3 = moderate disease, 4 = severe disease. ss-PGA 0/1 is the response as a number of participants who experience a ss-PGA score of 0 or 1 with at least a 2-point improvement from baseline among participants with a baseline ss-PGA score ≥3 .~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 16 or who have missing Week 16 endpoint data for any reason." (NCT03611751)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165182
Placebo30
Apremilast61

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The Number of Participants With a Static Physician Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremalist at Week 24 (sPGA 0/1)

"The sPGA is a 5-point scale average assessment of all psoriatic lesions graded for erythema, scale, and induration. The sPGA measure determines psoriasis severity at a single point in time (without taking into account the baseline disease condition) as: clear (0), almost clear (1), mild (2), moderate (3), or severe (4). The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. sPGA 0/1 is the number of participants with a sPGA score of 0 or 1.~Non-responder imputation (NRI) will be used for participants who: Discontinue treatment or study prior to Week 24 or who have missing Week 24 endpoint data for any reason." (NCT03611751)
Timeframe: Week 24

InterventionParticipants (Count of Participants)
BMS-986165251
Apremilast75

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The Number of Participants With a Static Physician's Global Assessment Score of 0 at Week 16 (sPGA 0)

The sPGA is a 5-point scale of an average assessment of all psoriatic lesions based on erythema, scale, and induration. The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. The higher sPGA score denotes to more severe disease activity (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; 4 = Severe). sPGA 0 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason. (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-98616558
Placebo1
Apremilast8

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The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (sPGA 0/1)

The sPGA is a 5-point scale of an average assessment of all psoriatic lesions based on erythema, scale, and induration. The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. The higher sPGA score denotes to more severe disease activity (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; Severe = 4). sPGA 0/1 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 or 1 with at least 2-point improvement from baseline using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason. (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165178
Placebo12

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The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 52 and at Week 24 (sPGA 0/1)

The sPGA is a 5-point scale of an average assessment of all psoriatic lesions based on erythema, scale, and induration. The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. The higher sPGA score denotes to more severe disease activity (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; Severe = 4). sPGA 0/1 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 or 1 with at least 2-point improvement from baseline using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 52 or who have missing week 52 endpoint data for any reason. (NCT03624127)
Timeframe: Week 52 and Week 24

InterventionParticipants (Count of Participants)
BMS-986165151
Apremilast37

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The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (sPGA 0/1)

The sPGA is a 5-point scale of an average assessment of all psoriatic lesions based on erythema, scale, and induration. The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. The higher sPGA score denotes to more severe disease activity (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; Severe = 4). sPGA 0/1 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 or 1 with at least 2-point improvement from baseline using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 24 or who have missing week 24 endpoint data for any reason. (NCT03624127)
Timeframe: Week 24

InterventionParticipants (Count of Participants)
BMS-986165195
Apremilast52

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The Number of Participants With a Static Physician's Global Assessment (sPGA) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (sPGA 0/1)

The sPGA is a 5-point scale of an average assessment of all psoriatic lesions based on erythema, scale, and induration. The average of the 3 scales, which is rounded to the nearest whole number, is the final sPGA score. The higher sPGA score denotes to more severe disease activity (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; Severe = 4). sPGA 0/1 is the response as a number of participants who experience a sPGA score that determines psoriasis severity as 0 or 1 with at least 2-point improvement from baseline using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason. (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165178
Apremilast54

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The Number of Participants With a Scalp Specific Physician's Global Assessment (Ss-PGA) Score 0 or 1 at Week 16 (Ss-PGA 0/1)

ss-PGA is a 5-point scale that evaluates scalp lesions in terms of clinical signs of redness, thickness, and scaliness. The higher ss-PGA score denotes to more severe disease activity (0 = absence of disease; 1 = very mild disease; 2 = mild disease; 3 = moderate disease; 4 = severe disease). ss-PGA 0/1 is the response as a number of participants who experience a ss-PGA score that determines scalp lesions severity as 0 or 1 with at least a 2-point improvement from baseline among participants with a baseline ss-PGA score >=3. (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165147
Placebo21
Apremilast43

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The Number of Participants With a Dermatology Life Quality Index (DLQI) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (DLQI 0/1)

"DLQI is a participant-reported quality of life index which consists of 10 questions concerning symptoms and feelings, daily activities, leisure, work, school, personal relationships, and treatment during the last week before questionnaire. Each question is scored on a scale of 0 to 3 by a tick box (0 = not at all; 1 = a little; 2 = a lot; or 3 = very much). The scores are summed, giving a range from 0 (no impairment of life quality) to 30 (maximum impairment). DLQI 0/1 is the response as a number of participants who experience DLQI score of 0 or 1 among participants with a baseline DLQI score >=2." (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-986165132
Placebo17

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The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 52 and at Week 24 (PASI 90)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 90 is the response as a number of participants who experience at least a 90% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 52, or who have missing week 52 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline, Week 52 and Week 24

InterventionParticipants (Count of Participants)
BMS-986165103
Apremilast26

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The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (PASI 90)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 90 is the response as a number of participants who experience at least a 90% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 24 or who have missing week 24 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 24

InterventionParticipants (Count of Participants)
BMS-986165140
Apremilast37

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The Number of Participants Who Achieve a 100% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PASI 100)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 100 is the response as a number of participants who experience at least a 100% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-98616547
Placebo1

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Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score 0 at Week 16

PSSD with a 24-hour recall period is an 11-item participant-reported instrument that assesses severity of symptoms and participant-observed signs commonly associated in plaque psoriasis. PSSD assesses severity of 5 symptoms (itch, pain, stinging, burning, skin tightness) and 6 participants-observed signs (skin dryness, cracking, scaling, shedding or flaking, redness, bleeding) using 0-10 numerical ratings. The severity of each item is rated on an 11-point numeric rating scale ranging from 0 (absent) to 10 (worst imaginable). PSSD 0 is the response as a number of participants who experience a PSSD symptom score that is derived from the average of the scores and determines psoriasis severity as 0 among participants with a baseline PSSD symptom score >= 1. (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-98616524
Placebo1
Apremilast7

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Number of Participants With a Physician's Global Assessment-Fingernails (PGA-F) Score of 0 or 1 in Participants Receiving BMS-986165 Compared to Placebo at Week 16

PGA-F overall condition of the fingernails is rated on a 5-point scale (0 = clear; 1 = minimal; 2 = mild; 3 = moderate; and 4 = severe). PGA-F 0/1 is the response as a number of participants with a PGA-F score of 0 or 1 with at least a 2-point improvement from baseline among participants with a baseline PGA-F score >=3. (NCT03624127)
Timeframe: Week 16

InterventionParticipants (Count of Participants)
BMS-9861659
Placebo3

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The Number of Participants Who Achieve a 90% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score at Week 16 (PASI 90)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 90 is the response as a number of participants who experience at least a 90% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-986165118
Placebo7
Apremilast33

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Change From Baseline in Psoriasis Symptoms and Signs Diary (PSSD) Symptom Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 16

"PSSD is an 11-item participant-reported instrument that assesses severity of symptoms and participant-observed signs commonly associated in plaque psoriasis. PSSD assesses severity of 5 symptoms (itch, pain, stinging, burning, skin tightness) and 6 participants-observed signs (skin dryness, cracking, scaling, shedding or flaking, redness, bleeding) using 0-10 numerical ratings. The severity of each item is rated on an 11-point numeric rating scale ranging from 0 (absent) to 10 (worst imaginable). A symptom score will be derived by averaging the 5 questions and multiplying by 10. A sign score will be derived by averaging the 6 questions and multiplying by 10. A total PSSD score with range 0-100 will be derived from taking the average of the symptom and sign scores, where 0 representing the least severe symptom/sign and 100 the most severe. A mBOCF approach will be used for missing data.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 16

InterventionScore on a scale (Mean)
BMS-986165-29.4
Apremilast-22.8

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 52 and at Week 24 (PASI 75)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 52, or who have missing week 52 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline, Week 52 and Week 24

InterventionParticipants (Count of Participants)
BMS-986165187
Apremilast51

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 24 (PASI 75)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 24 or who have missing week 24 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 24

InterventionParticipants (Count of Participants)
BMS-986165230
Apremilast64

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Placebo at Week 16 (PASI 75)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-986165194
Placebo21

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The Number of Participants Who Achieve a 75% Improvement From Baseline in the Psoriasis Area and Severity Index (PASI) Score in Participants Receiving BMS-986165 Compared to Apremilast at Week 16 (PASI 75)

"PASI is a measure of the average redness, thickness, and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI produces a numeric score that can range from 0 to 72, with higher PASI scores denoting more severe disease activity. PASI 75 is the response as a number of participants who experience at least a 75% improvement in PASI score as compared with the baseline value using the non-responder imputation (NRI) method that will be used for participants who discontinue treatment or study prior to week 16 or who have missing week 16 endpoint data for any reason.~Baseline is defined as the measurement at the randomization visit (Week 0)." (NCT03624127)
Timeframe: Baseline and Week 16

InterventionParticipants (Count of Participants)
BMS-986165194
Apremilast59

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Duration of the Remission Period Between Ulcer Episodes

The length of time of remission of RAS lesions experienced by the subjects. As measured in months. (NCT03690544)
Timeframe: 24 weeks

Interventionmonths (Mean)
Single Arm2.00

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Duration of RAS Lesions

The total length of time (duration) subjects experienced RAS lesions. Measured in weeks (NCT03690544)
Timeframe: 24 weeks

Interventionweeks (Mean)
Single Arm1.57

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Discontinuation of Study Participants

Number of subjects who prematurely discontinue treatment with apremilast due to any adverse event. (NCT03690544)
Timeframe: 24 weeks

InterventionParticipants (Count of Participants)
Single Arm3

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Adverse Events

Number of participants with treatment-related adverse events as assessed by CTCAE v4.0 (NCT03690544)
Timeframe: 24 weeks

InterventionParticipants (Count of Participants)
Single Arm11

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Change in Number of RAS Lesions

Number of participants with fewer oral ulcers at Week 24 compared to Baseline (NCT03690544)
Timeframe: baseline, 24 weeks

Interventionparticipants (Number)
Single Arm11

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Change in Visual Analog Scale Pain Score (VAS) From Baseline to 16 Weeks and Baseline to 24 Weeks.

"The Visual Analog Scale (VAS) for Pain is a validated tool used to measure pain. A 100mm horizontal line anchored by no pain (score of 0) and pain as bad as it could be (score of 100)." (NCT03690544)
Timeframe: baseline, 16 weeks, 24 weeks

Interventionunits on a scale (Mean)
baseline to 16 weeksbaseline to 24 weeks
Single Arm-4-2

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Mean Body Mass Index (BMI) of Participants During the Placebo-controlled Phase

The participants' BMI was calculated as body weight (kg)/height (m^2). (NCT03701763)
Timeframe: Baseline and Week 16

,
Interventionkg/m^2 (Mean)
BaselineWeek 16
Apremilast21.3320.98
Placebo21.4121.87

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Mean BMI of Participants During the Apremilast Exposure Period

The participants' BMI was calculated as body weight (kg)/height (m^2). (NCT03701763)
Timeframe: Baseline and Week 52

,
Interventionkg/m^2 (Mean)
BaselineWeek 52
Apremilast Exposure Period: Apremilast 20 mg BID18.3218.30
Apremilast Exposure Period: Apremilast 30 mg BID24.5223.95

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Percentage of Participants With a Static Physician Global Assessment (sPGA) Response at Week 16

The sPGA is the assessment by the Investigator of the overall disease severity of plaque psoriasis at the time of evaluation. The sPGA is a 5-point scale ranging from 0 (clear) to 4 (severe), incorporating an assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation. The results presented are for the percentage of participants with a sPGA response. An sPGA response was defined as a score of clear (0) or almost clear (1) with at least a 2-point reduction from baseline at Week 16. (NCT03701763)
Timeframe: Baseline to Week 16

Interventionpercentage of participants (Number)
Placebo11.5
Apremilast33.1

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Percentage of Participants Who Achieved At Least 75% Reduction in Psoriasis Area Severity Index (PASI-75) From Baseline at Week 16

The Psoriasis Area Severity Index (PASI) is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. The results presented are for the percentage of participants with PASI-75. PASI-75 was defined as at least a 75% reduction in PASI score from baseline. (NCT03701763)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo16.1
Apremilast45.4

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Percentage of Participants Who Achieved At Least 50% Reduction in Psoriasis Area Severity Index (PASI-50) From Baseline at Week 16

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. The results presented are for the percentage of participants with PASI-50. PASI-50 was defined as at least a 50% reduction in PASI score from baseline. (NCT03701763)
Timeframe: Baseline and Week 16

Interventionpercentage of participants (Number)
Placebo32.1
Apremilast70.5

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Percentage of Participants Who Achieved a Children's Dermatology Life Quality Index (CDLQI) Score of 0 or 1 at Week 16

The CDLQI is designed to measure the impact of skin disease on children's quality of life. The CDLQI measures how much the participant's psoriasis has affected them over the last week, and includes 10 questions with possible answers ranging from not at all (score of 0) to very much (score of 3). The CDLQI total score ranged from 0 (no effect on the participant's life) to 30 (extremely large effect on the participant's life). The results presented are for the percentage of participants who achieved a total CDLQI score of 0 or 1 at Week 16. (NCT03701763)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo31.3
Apremilast35.4

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Percentage Change From Baseline in Total PASI Score at Week 16

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Positive percentage change from baseline scores indicate a worsening of disease severity, and negative percentage change from baseline scores indicate an improvement in disease severity. (NCT03701763)
Timeframe: Baseline and Week 16

Interventionpercentage change (Mean)
Placebo-37.49
Apremilast-64.52

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Percentage Change From Baseline in Body Surface Area (BSA) Affected by Psoriasis at Week 16

BSA is a measurement of involved skin of the whole body affected by psoriasis, which ranges from 0% to 100%. Positive percentage change from baseline indicates that a greater BSA was affected by psoriasis. A negative percentage change from baseline indicates that a lesser BSA was affected by psoriasis. (NCT03701763)
Timeframe: Baseline and Week 16

Interventionpercentage change in affected BSA (Mean)
Placebo-20.56
Apremilast-55.44

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Number of Participants With Suicidal Ideation or Behavior Per the Columbia-Suicide Severity Rating Scale (C-SSRS) During the Placebo-controlled Phase

The C-SSRS is a questionnaire that is used to assess suicidal ideation and behavior. The C-SSRS questionnaire measures suicidal ideation, intensity of ideation, and suicidal behaviors. Results presented are for the number of participants who recorded suicidal ideation or behavior on the C-SSRS. (NCT03701763)
Timeframe: 16 weeks

InterventionParticipants (Count of Participants)
Placebo0
Apremilast0

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Number of Participants With Suicidal Ideation or Behavior Per the C-SSRS During the Apremilast-extension Phase

The C-SSRS is a questionnaire that is used to assess suicidal ideation and behavior. The C-SSRS questionnaire measures suicidal ideation, intensity of ideation, and suicidal behaviors. Results presented are for the number of participants who recorded suicidal ideation or behavior on the C-SSRS. (NCT03701763)
Timeframe: Week 16 to Week 52

InterventionParticipants (Count of Participants)
Apremilast-extension Phase: Apremilast 20 mg BID0
Apremilast-extension Phase: Apremilast 30 mg BID0

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Number of Participants Who Experienced a Treatment-emergent Serious Adverse Event (TESAE) During the Placebo-controlled Phase

A TESAE is any AE occurring at any dose after first dose that results in death, is life-threatening (ie, in the opinion of the Investigator, the participant is at immediate risk of death from the AE), requires inpatient hospitalization or prolongation of existing hospitalization (hospitalization is defined as an inpatient admission, regardless of length of stay), results in persistent or significant disability/incapacity (a substantial disruption of the participant's ability to conduct normal life functions), is a congenital anomaly/birth defect, or constitutes an important medical event. (NCT03701763)
Timeframe: 16 weeks

InterventionParticipants (Count of Participants)
Placebo1
Apremilast 20mg2
Apremilast 30 mg0

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Number of Participants Who Experienced a Treatment-emergent Adverse Event (TEAE) During the Placebo-controlled Phase

An adverse event (AE) was defined as any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of the study. A TEAE is any AE that occurred after first dose of the investigational product. (NCT03701763)
Timeframe: 16 weeks

InterventionParticipants (Count of Participants)
Placebo33
Apremilast 20mg58
Apremilast 30 mg48

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Number of Participants Who Experienced a TRAE During the Apremilast Exposure Period

A TREAE is any AE that is determined by the Investigator to have a possibly causal relationship to the investigational product. (NCT03701763)
Timeframe: 52 weeks

InterventionParticipants (Count of Participants)
Apremilast Exposure Period: Apremilast 20 mg BID45
Apremilast Exposure Period: Apremilast 30 mg BID47

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Number of Participants Who Experienced a TESAE During the Apremilast Exposure Period

A TESAE is any AE occurring at any dose after first dose that results in death, is life-threatening (ie, in the opinion of the Investigator, the participant is at immediate risk of death from the AE), requires inpatient hospitalization or prolongation of existing hospitalization (hospitalization is defined as an inpatient admission, regardless of length of stay), results in persistent or significant disability/incapacity (a substantial disruption of the participant's ability to conduct normal life functions), is a congenital anomaly/birth defect, or constitutes an important medical event. (NCT03701763)
Timeframe: 52 weeks

InterventionParticipants (Count of Participants)
Apremilast Exposure Period: Apremilast 20 mg BID2
Apremilast Exposure Period: Apremilast 30 mg BID1

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Number of Participants Who Experienced a TEAE During the Apremilast Exposure Period

An AE was defined as any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of the study. A TEAE is any AE that occurred after first dose of the investigational product. (NCT03701763)
Timeframe: 52 weeks

InterventionParticipants (Count of Participants)
Apremilast Exposure Period: Apremilast 20 mg BID88
Apremilast Exposure Period: Apremilast 30 mg BID80

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Number of Participants Who Experienced a Psoriasis Flare During the Placebo-controlled Phase

A psoriasis flare was defined as a sudden intensification of psoriasis (new generalized erythrodermic, inflammatory or pustular psoriasis) requiring medical intervention beyond allowable medications. (NCT03701763)
Timeframe: 16 weeks

InterventionParticipants (Count of Participants)
Placebo3
Apremilast2

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Number of Participants Who Experienced a Psoriasis Flare During the Apremilast Exposure Period

A psoriasis flare was defined as a sudden intensification of psoriasis (new generalized erythrodermic, inflammatory or pustular psoriasis) requiring medical intervention beyond allowable medications. (NCT03701763)
Timeframe: 52 weeks

InterventionParticipants (Count of Participants)
Apremilast Exposure Period: Apremilast 20 mg BID7
Apremilast Exposure Period: Apremilast 30 mg BID11

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Change From Baseline in CDLQI Score at Week 16

The CDLQI is designed to measure the impact of skin disease on children's quality of life. The CDLQI measures how much the participant's psoriasis has affected them over the last week, and includes 10 questions with possible answers ranging from not at all (score of 0) to very much (score of 3). The CDLQI total score ranged from 0 (no effect on the participant's life) to 30 (extremely large effect on the participant's life). A positive change from baseline score indicates that a participant's quality of life has worsened. A negative change from baseline score indicates that a participant's quality of life has improved. (NCT03701763)
Timeframe: Baseline and Week 16

Interventionscores on a scale (Mean)
Placebo-2.7
Apremilast-5.3

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Number of Participants Who Experienced a Psoriasis Rebound

A psoriasis rebound was defined as an adverse event of psoriasis that started after the last dose date for participants who received treatment in the study. (NCT03701763)
Timeframe: 14 weeks post last dose (max mean treatment duration in placebo-controlled phase was 15.3 weeks, and 41.9 weeks in the apremilast-exposure period)

InterventionParticipants (Count of Participants)
Placebo0
Apremilast 20 mg BID0
Apremilast 30 mg BID4

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Number of Participants With Diarrhea Symptoms During the Placebo-controlled Phase

Diarrhea symptoms were nausea, vomiting, abdominal cramps, abdominal pain, fever, bloating, and other symptoms. Participants and their parent/guardian were supplied with diaries (either paper or electronic) that were filled out daily to record and describe any diarrhea and associated symptoms. (NCT03701763)
Timeframe: Up to approximately 113 days

InterventionParticipants (Count of Participants)
Day 1 to 2872563612Day 1 to 2872563613Day 29 to 5672563612Day 29 to 5672563613Day 57 to 8472563612Day 57 to 8472563613Day 85 to 11272563612Day 85 to 11272563613Day >/= 11372563612Day >/= 11372563613
NauseaVomitingAbdominal crampsAbdominal painFeverBloatingOther symptomsNo symptoms
Placebo3
Apremilast32
Placebo2
Apremilast16
Placebo9
Apremilast28
Apremilast5
Apremilast8
Placebo5
Apremilast21
Placebo53
Apremilast33
Apremilast22
Apremilast1
Placebo4
Apremilast17
Placebo56
Apremilast81
Apremilast12
Apremilast7
Apremilast9
Apremilast13
Apremilast2
Apremilast6
Placebo6
Apremilast11
Placebo65
Apremilast103
Apremilast3
Placebo66
Apremilast125
Placebo0
Apremilast0
Placebo1
Placebo79
Apremilast154

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Number of Participants With Diarrhea Symptoms During the Apremilast Exposure Period

Diarrhea symptoms were nausea, vomiting, abdominal cramps, abdominal pain, fever, bloating, and other symptoms. Participants and their parent/guardian were supplied with diaries (either paper or electronic) that were filled out daily to record and describe any diarrhea and associated symptoms. (NCT03701763)
Timeframe: Day 1 up to approximately 365 days

InterventionParticipants (Count of Participants)
Day 1 to 2872563616Day 1 to 2872563617Day 29 to 5672563616Day 29 to 5672563617Day 57 to 8472563617Day 57 to 8472563616Day 85 to 11272563616Day 85 to 11272563617Day 113 to 14072563616Day 113 to 14072563617Day 141 to 16872563617Day 141 to 16872563616Day 169 to 19672563617Day 169 to 19672563616Day 197 to 22472563617Day 197 to 22472563616Day 225 to 25272563616Day 225 to 25272563617Day 253 to 28072563617Day 253 to 28072563616Day 281 to 30872563617Day 281 to 30872563616Day 309 to 33672563617Day 309 to 33672563616Day 337 to 36472563616Day 337 to 36472563617Day >= 36572563616Day >= 36572563617
Other symptomsNo symptomsNauseaBloatingVomitingAbdominal crampsAbdominal painFever
Apremilast Exposure Period: Apremilast 20 mg BID17
Apremilast Exposure Period: Apremilast 30 mg BID21
Apremilast Exposure Period: Apremilast 30 mg BID4
Apremilast Exposure Period: Apremilast 30 mg BID9
Apremilast Exposure Period: Apremilast 20 mg BID21
Apremilast Exposure Period: Apremilast 30 mg BID14
Apremilast Exposure Period: Apremilast 30 mg BID7
Apremilast Exposure Period: Apremilast 20 mg BID11
Apremilast Exposure Period: Apremilast 30 mg BID13
Apremilast Exposure Period: Apremilast 20 mg BID38
Apremilast Exposure Period: Apremilast 30 mg BID43
Apremilast Exposure Period: Apremilast 20 mg BID14
Apremilast Exposure Period: Apremilast 30 mg BID10
Apremilast Exposure Period: Apremilast 20 mg BID13
Apremilast Exposure Period: Apremilast 20 mg BID9
Apremilast Exposure Period: Apremilast 30 mg BID70
Apremilast Exposure Period: Apremilast 30 mg BID8
Apremilast Exposure Period: Apremilast 20 mg BID8
Apremilast Exposure Period: Apremilast 30 mg BID6
Apremilast Exposure Period: Apremilast 20 mg BID10
Apremilast Exposure Period: Apremilast 20 mg BID59
Apremilast Exposure Period: Apremilast 30 mg BID76
Apremilast Exposure Period: Apremilast 20 mg BID3
Apremilast Exposure Period: Apremilast 20 mg BID4
Apremilast Exposure Period: Apremilast 20 mg BID6
Apremilast Exposure Period: Apremilast 20 mg BID2
Apremilast Exposure Period: Apremilast 20 mg BID5
Apremilast Exposure Period: Apremilast 20 mg BID76
Apremilast Exposure Period: Apremilast 30 mg BID86
Apremilast Exposure Period: Apremilast 30 mg BID3
Apremilast Exposure Period: Apremilast 20 mg BID68
Apremilast Exposure Period: Apremilast 30 mg BID95
Apremilast Exposure Period: Apremilast 30 mg BID0
Apremilast Exposure Period: Apremilast 20 mg BID79
Apremilast Exposure Period: Apremilast 30 mg BID1
Apremilast Exposure Period: Apremilast 30 mg BID5
Apremilast Exposure Period: Apremilast 30 mg BID2
Apremilast Exposure Period: Apremilast 30 mg BID87
Apremilast Exposure Period: Apremilast 20 mg BID72
Apremilast Exposure Period: Apremilast 30 mg BID97
Apremilast Exposure Period: Apremilast 20 mg BID7
Apremilast Exposure Period: Apremilast 20 mg BID64
Apremilast Exposure Period: Apremilast 30 mg BID92
Apremilast Exposure Period: Apremilast 20 mg BID55
Apremilast Exposure Period: Apremilast 30 mg BID58
Apremilast Exposure Period: Apremilast 30 mg BID49
Apremilast Exposure Period: Apremilast 20 mg BID47
Apremilast Exposure Period: Apremilast 30 mg BID57
Apremilast Exposure Period: Apremilast 20 mg BID1
Apremilast Exposure Period: Apremilast 20 mg BID0
Apremilast Exposure Period: Apremilast 20 mg BID52
Apremilast Exposure Period: Apremilast 30 mg BID54
Apremilast Exposure Period: Apremilast 20 mg BID24

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Number of Male Participants at Stage I-V of Sexual Development Per Tanner Staging of Sexual Development

The Tanner Staging of sexual development is a scale of physical development as children transition into adolescence and then adulthood. The scale defines physical measurements of development based on characteristics, such as the size of the breasts, genitals, testicular volume, and growth of pubic hair. The scale ranges from stage I (pre-adolescent) to stage V (adult development). The results presented are for the number of participants at stage I-V of development. (NCT03701763)
Timeframe: Week 52

InterventionParticipants (Count of Participants)
Testes Growth72563620Testes Growth72563621Penis Growth72563621Penis Growth72563620Pubic Hair Growth72563621Pubic Hair Growth72563620Other Changes72563620Other Changes72563621
Stage 2Stage 3Stage 4Stage 5MissingStage 1
Placebo11
Placebo5
Placebo4
Apremilast12
Apremilast27
Apremilast5
Apremilast11
Apremilast10
Placebo14
Apremilast28
Placebo10
Apremilast15
Apremilast6
Apremilast8
Placebo6
Apremilast14
Placebo13
Apremilast26
Placebo9
Placebo7
Apremilast9

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Number of Female Participants at Stage I-V of Sexual Development Per Tanner Staging of Sexual Development

The Tanner Staging of sexual development is a scale of physical development as children transition into adolescence and then adulthood. The scale defines physical measurements of development based on characteristics, such as the size of the breasts, genitals, testicular volume, and growth of pubic hair. The scale ranges from stage I (pre-adolescent) to stage V (adult development). The results presented are for the number of participants at stage I-V of development. (NCT03701763)
Timeframe: Week 52

InterventionParticipants (Count of Participants)
Breast Growth72563620Breast Growth72563621Pubic Hair Growth72563620Pubic Hair Growth72563621Other Changes72563621Other Changes72563620
MissingStage 2Stage 3Stage 4Stage 1Stage 5
Apremilast17
Placebo3
Apremilast20
Apremilast27
Apremilast7
Placebo8
Apremilast9
Placebo6
Placebo12
Apremilast28
Placebo5
Apremilast18
Apremilast12
Placebo4
Apremilast16
Apremilast26
Placebo7
Apremilast8

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Number of Participants With Diarrhea During the Placebo-controlled Phase

Diarrhea was defined as having 3 or more liquid or watery stools in a day. Participants and their parent/guardian were supplied with diaries (either paper or electronic) that were filled out daily to record and describe any diarrhea and associated symptoms. (NCT03701763)
Timeframe: Up to approximately 113 days

,
InterventionParticipants (Count of Participants)
Day 1 to 28Day 29 to 56Day 57 to 84Day 85 to 112Day >/= 113
Apremilast675141299
Placebo252014102

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Number of Participants With Diarrhea During the Apremilast Exposure Period

Diarrhea was defined as having 3 or more liquid or watery stools in a day. Participants and their parent/guardian were supplied with diaries (either paper or electronic) that were filled out daily to record and describe any diarrhea and associated symptoms. (NCT03701763)
Timeframe: Day 1 up to approximately 365 days

,
InterventionParticipants (Count of Participants)
Day 1 to 28Day 29 to 56Day 57 to 84Day 85 to 112Day 113 to 140Day 141 to 168Day 169 to 196Day 197 to 224Day 225 to 252Day 253 to 280Day 281 to 308Day 309 to 336Day 337 to 364Day >= 365
Apremilast Exposure Period: Apremilast 20 mg BID36302217211619192018131271
Apremilast Exposure Period: Apremilast 30 mg BID473632191721171212169551

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Mean Height of Participants During the Placebo-controlled Phase

The participants' height in centimeters (cm) was recorded. (NCT03701763)
Timeframe: Baseline and Week 16

,
Interventioncm (Mean)
BaselineWeek 16
Apremilast153.33154.40
Placebo153.29154.54

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Mean Height of Participants During the Apremilast Exposure Period

The participants' height in centimeters (cm) was recorded. (NCT03701763)
Timeframe: Baseline and Week 52

,
Interventioncm (Mean)
BaselineWeek 52
Apremilast Exposure Period: Apremilast 20 mg BID140.86144.90
Apremilast Exposure Period: Apremilast 30 mg BID166.13167.84

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Mean Body Weight of Participants During the Placebo-controlled Phase

The participants' body weight in kilograms (kg) was recorded. (NCT03701763)
Timeframe: Baseline and Week 16

,
Interventionkg (Mean)
BaselineWeek 16
Apremilast52.0451.95
Placebo52.3654.18

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Mean Body Weight of Participants During the Apremilast Exposure Period

The participants' body weight in kilograms (kg) was recorded. (NCT03701763)
Timeframe: Baseline and Week 52

,
Interventionkg (Mean)
BaselineWeek 52
Apremilast Exposure Period: Apremilast 20 mg BID36.8139.04
Apremilast Exposure Period: Apremilast 30 mg BID67.9467.79

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Percentage of Participants With a Scalp Physician Global Assessment (ScPGA) Response at Week 16 Among Participants With Baseline scPGA Score ≥ 2 at Week 16

"The ScPGA is a 5-point scale ranging from 0 (clear) to 4 (severe), incorporating an Investigator's assessment of the severity of the three primary signs of the disease: erythema, scaling and plaque elevation of the overall scalp.~An ScPGA response is defined as and ScPGA score clear (0) or almost clear (1) with at least a 2-point reduction from baseline among participants with a baseline ScPGA score ≥ 2." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo16.6
Placebo-controlled Phase: Apremilast 30 mg44.0

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Percentage of Participants With a Static Physician Global Assessment (sPGA) Response at Week 16 During the Placebo-Controlled Phase

"The sPGA is a 5-point scale where 0 = clear, 1 = almost clear, 2 = mild, 3 = moderate, and 4 =severe. Scores incorporate an assessment by the Investigator of the severity of the 3 primary signs of the disease: erythema, scaling and plaque elevation.~An sPGA response is defined as sPGA score of clear (0) or almost clear (1) and with at least a 2-point reduction from baseline at Week 16." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo4.1
Placebo-controlled Phase: Apremilast 30 mg21.6

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Number of Participants With Treatment-emergent Adverse Events (TEAEs)

"An adverse event (AE) is An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during the course of a study. A TEAE is any AE that occurs following administration of study treatment.~Frequency of TEAEs was assessed as well as severity and treatment relatedness.~A TEAE was considered severe based on the Investigator's assessment. A TEAE could be severe if it was serious or non-serious, had symptoms causing discomfort or pain, requiring medical or surgical attention or intervention, interfered with activities of daily life and if drug therapy was required." (NCT03721172)
Timeframe: Placebo: Day 1 to Week 16; Apremilast Day 1 to a maximum of Week 32 (plus 4 week safety follow-up)

,,
InterventionParticipants (Count of Participants)
Any TEAESevere TEAETreatment-related TEAE
Apremalist: Placebo-controlled Phase and Extension Phase35124186
Placebo-controlled Phase: Apremilast 30 mg1958110
Placebo-controlled Phase: Placebo139236

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Percentage of Participants With ≥ 4-point Reduction From Baseline in Whole Body Itch Numeric Rating Scale (NRS) Score at Week 16 Who Had Baseline Whole Body Itch NRS ≥ 4

The whole body itch NRS is a self-reported measure where participants were asked to assess whole body itch and select a number on a scale of 0-10, where 0 represents no itch, and 10 represents the worst imaginable itch. A reduction in score from baseline represents an improvement in symptoms. (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo18.6
Placebo-controlled Phase: Apremilast 30 mg43.2

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Change From Baseline in Dermatology Life Quality Index (DLQI) Total Score at Week 16

"The DLQI is a 10 item questionnaire dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from 0 (not at all) to 3 (very much). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No), and if No, then the subject is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being 0 (not at all), 1 (a little) and 2 (a lot).~Total scores have a possible range of 0 to 30, with 30 corresponding to the worst health-related quality of life, and 0 corresponding to the best score.~A negative change from baseline indicates an improvement in health-related quality of life scores." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionScores on a scale (Least Squares Mean)
Placebo-controlled Phase: Placebo-2.4
Placebo-controlled Phase: Apremilast 30 mg-5.2

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Change From Baseline in Percentage of Affected BSA at Week 16

"The BSA is a measurement of involved skin over the whole body. The overall BSA affected by psoriasis is estimated based on the palm area of the participant's hand. The surface area of the whole body is made up of approximately 100 palms or handprints (each entire palmar surface or handprint equates to approximately 1% of total body surface area).~A negative change from baseline indicates a reduction of affected BSA." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage change of affected BSA (Least Squares Mean)
Placebo-controlled Phase: Placebo-0.07
Placebo-controlled Phase: Apremilast 30 mg-3.45

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Change From Baseline in Total Psoriasis Area Severity Index (PASI) Score at Week 16

"The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. These values for each anatomic region are summed to yield the PASI score.~PASI scores range from 0 to 72, with higher scores reflecting greater disease severity.~A negative change from baseline indicates an improvement of disease symptoms." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionScores on a scale (Least Squares Mean)
Placebo-controlled Phase: Placebo-0.54
Placebo-controlled Phase: Apremilast 30 mg-3.47

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Percentage of Participants Who Achieved BSA ≤ 3% for Participants With Baseline Affected BSA > 3% at Week 16

"The BSA is a measurement of involved skin over the whole body. The overall BSA affected by psoriasis is estimated based on the palm area of the participant's hand. The surface area of the whole body is made up of approximately 100 palms or handprints (each entire palmar surface or handprint equates to approximately 1% of total body surface area)." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo22.9
Placebo-controlled Phase: Apremilast 30 mg61.0

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Percentage of Participants With a ≥ 75 Percent (%) Improvement From Baseline in Affected Body Surface Area (BSA) at Week 16

"The BSA is a measurement of involved skin over the whole body. The overall BSA affected by psoriasis is estimated based on the palm area of the participant's hand. The surface area of the whole body is made up of approximately 100 palms or handprints (each entire palmar surface or handprint equates to approximately 1% of total body surface area)." (NCT03721172)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo7.4
Placebo-controlled Phase: Apremilast 30 mg33.0

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Percent Change From Baseline in EQ-5D Index Score at Week 52

"EQ-5D measures the participants general health state as a vertical VAS and 5 quality of life domains: mobility, self-care, main activity (work, study, housework, family/leisure activities), pain/discomfort, and anxiety/depression. Each dimension is rated on three levels (no problems, some/moderate problems, extreme problems). An EQ-5D summary index is derived by applying a formula that attaches values (weights) to each of the levels in each dimension.~EQ-5D index values were derived using the UK scoring algorithm, where a higher score indicates a better health state. The range of the score is from -0.224 to 1, with 0 corresponding to death, 1 corresponding to full health, and negative numbers indicate health states worse than death. A positive change from baseline indicates improvement." (NCT03774875)
Timeframe: Baseline and week 52

Interventionpercent change (Mean)
Placebo / Apremilast 30 mg214.103
Apremilast 30 mg11.039

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Percent Change From Baseline in EQ-5D VAS Score at Week 52

EQ-5D measures the participant's general health state on a vertical VAS and five quality of life domains. The EQ-5D VAS score ranges from 0 to 100, where a score of 0 indicates the worst imaginable health states and a score of 100 indicates the best imaginable health state. A positive change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 52

Interventionpercent change (Mean)
Placebo / Apremilast 30 mg51.4
Apremilast 30 mg33.6

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Percent Change From Baseline in European Quality of Life 5-Dimension (EQ-5D) VAS Score at Week 16

EQ-5D measures the participant's general health state on a vertical VAS and five quality of life domains. The EQ-5D VAS score ranges from 0 to 100, where a score of 0 indicates the worst imaginable health states and a score of 100 indicates the best imaginable health state. A positive change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent change (Least Squares Mean)
Placebo18.9
Apremilast 30 mg33.8

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Percentage of Participants Who Achieved a Patient Benefit Index (PBI) Global Score of ≥ 1 at Week 16

The PBI is a validated patient-reported instrument to assess patient-relevant benefits of psoriasis treatment. Prior to starting study treatment, participants were asked to assess the importance of a series of treatment goals (from not important to very important) by completing the Patient Needs Questionnaire (PNQ). After a period of treatment (16 weeks), participants were then asked to assess the extent to which these goals were achieved (from not at all to very) by completing the Patient Benefit Questionnaire (PBQ). The Patient Benefit Index represents the benefits realized as a function of most important needs. The PBI score ranges from 0 (no benefit) to 4 (maximum benefit). (NCT03774875)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo39.9
Apremilast 30 mg76.6

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Percentage of Participants Who Achieved a Psoriasis Area Severity Index (PASI) Score < 3 at Week 16

The PASI score is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant and the values for each anatomic region are summed to yield the PASI score. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT03774875)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Placebo26.3
Apremilast 30 mg39.7

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Change From Baseline in Blood Pressure at End of Apremilast Extension Period

(NCT03774875)
Timeframe: Baseline (defined as the last value measured on or before the day of the first apremilast dose) and end of apremilast extension period; week 52, or earlier for participants who discontinued prior to week 52

InterventionmmHg (Mean)
SystolicDiastolic
Apremilast 30 mg0.10.1

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Change From Baseline in Blood Pressure During the Placebo-controlled Period

(NCT03774875)
Timeframe: Baseline, week 2, week 4, and week 16

,
InterventionmmHg (Mean)
Systolic: week 2Systolic: week 4Systolic: week 16Diastolic: week 2Diastolic: week 4Diastolic: week 16
Apremilast 30 mg0.10.41.0-0.6-1.00.6
Placebo-0.51.92.2-0.11.30.8

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Change From Baseline in Body Weight During the Placebo-controlled Period

(NCT03774875)
Timeframe: Baseline and week 2, week 4, and week 16

,
Interventionkg (Mean)
Week 2Week 4Week 16
Apremilast 30 mg-0.31-0.57-0.98
Placebo-0.020.040.08

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Change From Baseline in DLQI at Weeks 32 and 52

The DLQI is a 10-item skin disease-specific questionnaire used to evaluate the impact of skin disease on health-related quality of life. The items address symptoms and feelings, daily activities, leisure, work/school, personal relationships, and issues with treatment. Questions are answered on a 4-point scale from 0 (not at all/not applicable) to 3 (very much). Item scores are added to provide a total score from 0 to 30, with higher scores indicating greater impairment of QOL. A negative change from baseline indicates improvement in quality of life. (NCT03774875)
Timeframe: Baseline, week 32 and week 52

,
Interventionscore on a scale (Mean)
Week 32Week 52
Apremilast 30 mg-9.9-11.2
Placebo / Apremilast 30 mg-9.8-11.3

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Change From Baseline in Itch NRS Score at Weeks 32 and 52

"The Itch Numeric Rating Scale (NRS) asked participants to assess the worst severity of itch experienced over the past 24 hours on an 11-point scale anchored from 0, representing 'no itching' to 10, representing 'worst itch imaginable'.~A negative change from baseline indicates improvement in itch severity." (NCT03774875)
Timeframe: Baseline, week 32 and week 52

,
Interventionscore on a scale (Mean)
Week 32Week 52
Apremilast 30 mg-2.8-3.3
Placebo / Apremilast 30 mg-3.2-3.9

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Change From Baseline in WPAI: PSO at Week 52: Percentage Overall Work Impairment

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent overall work impairment takes into account both hours missed due to psoriasis symptoms and the participant's assessment of the degree to which psoriasis affected their productivity while working. A higher percentage indicates greater impairment and less productivity, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 52

Interventionpercent impairment (Mean)
Placebo / Apremilast 30 mg-21.7
Apremilast 30 mg-25.3

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Change From Baseline in Skin Discomfort/Pain VAS at Weeks 32 and 52

"Participants were asked to indicate their level of skin discomfort/pain in the past week by placing a vertical stroke on a 100 mm horizontal line on which the left-hand boundary (0) represents no skin discomfort/pain, and the right-hand boundary (100) represents worst possible skin discomfort/pain. The distance from the mark to the left-hand boundary was recorded.~A negative change from baseline indicates improvement in skin discomfort/pain." (NCT03774875)
Timeframe: Baseline, week 32 and week 52

,
Interventionscore on a scale (Mean)
Week 32Week 52
Apremilast 30 mg-22.6-31.0
Placebo / Apremilast 30 mg-28.4-35.0

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Change From Baseline in Waist Circumference During the Placebo-controlled Period

(NCT03774875)
Timeframe: Baseline and week 2, week 4, and week 16

,
Interventioncm (Mean)
Week 2Week 4Week 16
Apremilast 30 mg0.2-0.3-0.9
Placebo-0.2-0.10.1

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Number of Participants With Marked Laboratory Abnormalities During Apremilast Treatment

(NCT03774875)
Timeframe: From first dose of apremilast up to 28 days after last dose; up to 40 weeks for participants initially randomized to placebo and 56 weeks for participants initially randomized to apremilast.

InterventionParticipants (Count of Participants)
Alanine Aminotransferase > 3 × ULNAlbumin < 25 g/LAlkaline Phosphatase > 400 U/LAspartate Aminotransferase > 3 × ULNBilirubin > 1.8 × ULNBlood Urea Nitrogen > 15 mmol/LCalcium < 1.8 mmol/LCalcium > 3.0 mmol/LCholesterol > 7.8 mmol/LCreatinine > 1.7 × ULNGlucose < 2.8 mmol/LGlucose > 13.9 mmol/LHemoglobin A1C (Fasting) > 9%Lactate Dehydrogenase > 3 × ULNPotassium < 3.0 mmol/LPotassium > 5.5 mmol/LSodium < 130 mmol/LSodium > 150 mmol/LTriglycerides > 3.4 mmol/LHemoglobin: Female < 85 g/L, Male < 105 g/LHemoglobin: Female > 170 g/L, Male > 185 g/LLeukocytes < 1.5 × 10^9/LLymphocytes < 0.8 × 10^9/LNeutrophils, Segmented < 1.0 × 10^9/LPlatelets < 75 × 10^9/LPlatelets > 600 × 10^9/L
Apremilast 30 mg200112103107300200221003020

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Number of Participants With Marked Laboratory Abnormalities During the Placebo-controlled Period

"Marked laboratory abnormalities are defined for each parameter below.~ULN = upper limit of normal" (NCT03774875)
Timeframe: 16 weeks

,
InterventionParticipants (Count of Participants)
Alanine Aminotransferase > 3 × ULNAlbumin < 25 g/LAlkaline Phosphatase > 400 U/LAspartate Aminotransferase > 3 × ULNBilirubin (umol/L) > 1.8 × ULNBlood Urea Nitrogen > 15 mmol/LCalcium < 1.8 mmol/LCalcium > 3.0 mmol/LCholesterol > 7.8 mmol/LCreatinine > 1.7 × ULNGlucose < 2.8 mmol/LGlucose > 13.9 mmol/LHemoglobin A1C (Fasting) > 9%Lactate Dehydrogenase > 3 × ULNPotassium < 3.0 mmol/LPotassium > 5.5 mmol/LSodium < 130 mmol/LSodium > 150 mmol/LTriglycerides > 3.4 mmol/LHemoglobin: Female < 85 g/L, Male < 105 g/LHemoglobin: Female > 170 g/L, Male > 185 g/LLeukocytes < 1.5 × 10^9/LLymphocytes < 0.8 × 10^9/LNeutrophils, Segmented < 1.0 × 10^9/LPlatelets < 75 × 10^9/LPlatelets > 600 × 10^9/L
Apremilast 30 mg20010200110330010060002010
Placebo00000000000000000060001000

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Number of Participants With TEAEs During Apremilast Treatment

"An AE is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology. Any worsening of a preexisting condition was considered an AE.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event. The Investigator assessed the severity/intensity of each event as mild, moderate, or severe based on level of symptoms." (NCT03774875)
Timeframe: From first dose of apremilast up to 28 days after last dose; up to 40 weeks for participants initially randomized to placebo and 56 weeks for participants initially randomized to apremilast.

InterventionParticipants (Count of Participants)
Any TEAEDrug-related TEAESevere TEAEsSerious TEAEsSerious drug-related TEAETEAE leading to drug interruptionTEAE leading to drug withdrawalTEAE leading to death
Apremilast 30 mg2171521418219310

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Number of Participants With Treatment-emergent Adverse Events (TEAEs) During the Placebo-controlled Period

"An adverse event (AE) is any noxious, unintended, or untoward medical occurrence that may appear or worsen in a participant during a study. It may be a new intercurrent illness, a worsening concomitant illness, an injury, or any concomitant impairment of the participant's health, including laboratory test values, regardless of etiology. Any worsening of a preexisting condition was considered an AE.~A serious adverse event (SAE) is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event. The Investigator assessed the severity/intensity of each event as mild, moderate, or severe based on level of symptoms." (NCT03774875)
Timeframe: From first dose of study drug to week 16 or up to 28 days after last dose for participants who didn't enter the apremilast extension period.

,
InterventionParticipants (Count of Participants)
Any TEAEDrug-related TEAESevere TEAEsSerious TEAEsSerious drug-related TEAETEAE leading to drug interruptionTEAE leading to drug withdrawalTEAE leading to death
Apremilast 30 mg15211310819180
Placebo5426100080

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Percent Change From Baseline in BSA Affected by Psoriasis at Weeks 32 and 52

"Body surface area is a measurement of involved skin. The overall BSA affected by psoriasis was estimated based on the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT03774875)
Timeframe: Baseline, week 32 and week 52

,
Interventionpercent change (Mean)
Week 32Week 52
Apremilast 30 mg-40.2-32.0
Placebo / Apremilast 30 mg-49.5-49.9

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Percentage of Participants Who Achieved a ≥ 4-point Reduction From Baseline in Dermatology Life Quality Index (DLQI) at Week 16

The DLQI is a 10-item skin disease-specific questionnaire used to evaluate the impact of skin disease on health-related quality of life (QOL). The items address symptoms and feelings, daily activities, leisure, work/school, personal relationships, and issues with treatment. Questions are answered on a 4-point scale from 0 (not at all/not applicable) to 3 (very much). Item scores are added to provide a total score from 0 to 30, with higher scores indicating greater impairment of QOL. (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercentage of participants (Number)
Placebo41.3
Apremilast 30 mg73.3

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Percentage of Participants Who Achieved a ≥ 4-point Reduction From Baseline in DLQI at Weeks 32 and 52

The DLQI is a 10-item skin disease-specific questionnaire used to evaluate the impact of skin disease on health-related quality of life (QOL). The items address symptoms and feelings, daily activities, leisure, work/school, personal relationships, and issues with treatment. Questions are answered on a 4-point scale from 0 (not at all/not applicable) to 3 (very much). Item scores are added to provide a total score from 0 to 30, with higher scores indicating greater impairment of QOL. (NCT03774875)
Timeframe: Baseline, week 32 and week 52

,
Interventionpercentage of participants (Number)
Week 32Week 52
Apremilast 30 mg68.479.6
Placebo / Apremilast 30 mg68.176.8

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Percentage of Participants Who Achieved a PASI Score < 3 at Weeks 32 and 52

The PASI score is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant and the values for each anatomic region are summed to yield the PASI score. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT03774875)
Timeframe: Week 32 and week 52

,
Interventionpercentage of participants (Number)
Week 32Week 52
Apremilast 30 mg40.137.5
Placebo / Apremilast 30 mg58.050.7

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Percentage of Participants Who Achieved a PBI Score of ≥ 1 at Weeks 32 and 52

The PBI is a validated patient-reported instrument to assess patient-relevant benefits of psoriasis treatment. Prior to starting study treatment, participants were asked to assess the importance of a series of treatment goals (from not important to very important) by completing the Patient Needs Questionnaire (PNQ). After a period of treatment (32 weeks and 52 weeks), participants were then asked to assess the extent to which these goals were achieved (from not at all to very) by completing the Patient Benefit Questionnaire (PBQ). The Patient Benefit Index represents the benefits realized as a function of most important needs. The PBI score ranges from 0 (no benefit) to 4 (maximum benefit). (NCT03774875)
Timeframe: Week 32 and week 52

,
Interventionpercentage of participants (Number)
Week 32Week 52
Apremilast 30 mg67.863.8
Placebo / Apremilast 30 mg66.765.2

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Percent Change From Baseline in Body Surface Area (BSA) Affected by Psoriasis at Week 16

"Body surface area is a measurement of involved skin. The overall BSA affected by psoriasis was estimated based on the palm area of the participant's hand (entire palmar surface or handprint), which equates to approximately 1% of total BSA." (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent change (Least Squares Mean)
Placebo18.5
Apremilast 30 mg-19.8

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Change From Baseline in WPAI: PSO at Week 52: Percentage Work Time Missed

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent of work time missed is derived from the number of hours of work missed due to psoriasis symptoms as a percentage of total hours that should have been worked. A higher percentage indicates more hours missed, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 52

Interventionpercent impairment (Mean)
Placebo / Apremilast 30 mg-4.6
Apremilast 30 mg-3.2

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Change From Baseline in WPAI: PSO at Week 52: Percentage Work Impairment

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent impairment while working was derived from the participant's assessment of the degree to which psoriasis affected their productivity while working. A higher percentage indicates greater impairment and less productivity, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 52

Interventionpercent impairment (Mean)
Placebo / Apremilast 30 mg-21.0
Apremilast 30 mg-24.4

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Change From Baseline in WPAI: PSO at Week 52: Percentage Activity Impairment

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent activity impairment is derived from the patient's assessment of the degree to which psoriasis affected their regular daily unpaid activities, measured on a VAS from 1 (no effect on daily activities) to 10 (psoriasis completely prevented daily activities). A higher percentage indicates greater impairment and less productivity, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 52

Interventionpercent impairment (Mean)
Placebo / Apremilast 30 mg-32.7
Apremilast 30 mg-30.5

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Change From Baseline in WPAI: PSO at Week 16: Percentage Work Impairment

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent impairment while working was derived from the participant's assessment of the degree to which psoriasis affected their productivity while working. A higher percentage indicates greater impairment and less productivity, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent impairment (Least Squares Mean)
Placebo-11.5
Apremilast 30 mg-13.9

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Change From Baseline in WPAI: PSO at Week 16: Percentage Overall Work Impairment

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent overall work impairment takes into account both hours missed due to psoriasis symptoms and the participant's assessment of the degree to which psoriasis affected their productivity while working. A higher percentage indicates greater impairment and less productivity, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent impairment (Least Squares Mean)
Placebo-13.2
Apremilast 30 mg-13.8

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Change From Baseline in WPAI: PSO at Week 16: Percentage Activity Impairment

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent activity impairment is derived from the patient's assessment of the degree to which psoriasis affected their regular daily unpaid activities, measured on a VAS from 1 (no effect on daily activities) to 10 (psoriasis completely prevented daily activities). A higher percentage indicates greater impairment and less productivity, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent impairment (Least Squares Mean)
Placebo-13.4
Apremilast 30 mg-21.2

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Change From Baseline in Work Productivity and Activity Impairment Questionnaire: Psoriasis (WPAI: PSO) at Week 16: Percentage Work Time Missed

The WPAI: PSO is a self-administered questionnaire designed to address impairment to the work productivity and activity of participants due to psoriasis in the past 7 days. Percent of work time missed is derived from the number of hours of work missed due to psoriasis symptoms as a percentage of total hours that should have been worked. A higher percentage indicates more hours missed, and a negative change from baseline indicates improvement. (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent impairment (Least Squares Mean)
Placebo-4.1
Apremilast 30 mg-0.9

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Change From Baseline in Waist Circumference at End of Apremilast Extension Period

(NCT03774875)
Timeframe: Baseline (defined as the last value measured on or before the day of the first apremilast dose) and end of apremilast extension period; week 52, or earlier for participants who discontinued prior to week 52

Interventioncm (Mean)
Apremilast 30 mg-0.8

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Change From Baseline in Skin Discomfort/Pain Visual Analog Scale (VAS) at Week 16

"Participants were asked to indicate their level of skin discomfort/pain in the past week by placing a vertical stroke on a 100 mm horizontal line on which the left-hand boundary (0) represents no skin discomfort/pain, and the right-hand boundary (100) represents worst possible skin discomfort/pain. The distance from the mark to the left-hand boundary was recorded.~A negative change from baseline indicates improvement in skin discomfort/pain." (NCT03774875)
Timeframe: Baseline and week 16

Interventionscore on a scale (Least Squares Mean)
Placebo-5.4
Apremilast 30 mg-21.5

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Change From Baseline in Pulse Rate at End of Apremilast Extension Period

(NCT03774875)
Timeframe: Baseline (defined as the last value measured on or before the day of the first apremilast dose) and end of apremilast extension period; week 52, or earlier for participants who discontinued prior to week 52

Interventionbeats/minute (Mean)
Apremilast 30 mg1.0

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Change From Baseline in Pulse Rate During the Placebo-controlled Period

(NCT03774875)
Timeframe: Baseline and week 2, week 4, and week 16

,
Interventionbeats/minute (Mean)
Week 2Week 4Week 16
Apremilast 30 mg3.43.52.0
Placebo0.3-0.41.0

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Change From Baseline in DLQI at Week 16

The DLQI is a 10-item skin disease-specific questionnaire used to evaluate the impact of skin disease on health-related quality of life. The items address symptoms and feelings, daily activities, leisure, work/school, personal relationships, and issues with treatment. Questions are answered on a 4-point scale from 0 (not at all/not applicable) to 3 (very much). Item scores are added to provide a total score from 0 to 30, with higher scores indicating greater impairment of QOL. A negative change from baseline indicates improvement in quality of life. (NCT03774875)
Timeframe: Baseline and week 16

Interventionscore on a scale (Least Squares Mean)
Placebo-3.4
Apremilast 30 mg-8.7

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Change From Baseline in Body Weight at End of Apremilast Extension Period

(NCT03774875)
Timeframe: Baseline (defined as the last value measured on or before the day of the first apremilast dose) and end of apremilast extension period; week 52, or earlier for participants who discontinued prior to week 52

Interventionkg (Mean)
Apremilast 30 mg-1.20

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Change From Baseline in Itch Numeric Rating Scale (NRS) Score at Week 16

"The Itch Numeric Rating Scale (NRS) asked participants to assess the worst severity of itch experienced over the past 24 hours on an 11-point scale anchored from 0, representing 'no itching' to 10, representing 'worst itch imaginable'.~A negative change from baseline indicates improvement in itch severity." (NCT03774875)
Timeframe: Baseline and week 16

Interventionscore on a scale (Least Squares Mean)
Placebo-0.9
Apremilast 30 mg-2.5

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Percent Change From Baseline in EQ-5D Index Score at Week 16

"EQ-5D measures the participants general health state as a vertical VAS and 5 quality of life domains: mobility, self-care, main activity (work, study, housework, family/leisure activities), pain/discomfort, and anxiety/depression. Each dimension is rated on three levels (no problems, some/moderate problems, extreme problems). An EQ-5D summary index is derived by applying a formula that attaches values (weights) to each of the levels in each dimension.~EQ-5D index values were derived using the UK scoring algorithm, where a higher score indicates a better health state. The range of the score is from -0.224 to 1, with 0 corresponding to death, 1 corresponding to full health, and negative numbers indicate health states worse than death. A positive change from baseline indicates improvement." (NCT03774875)
Timeframe: Baseline and week 16

Interventionpercent change (Least Squares Mean)
Placebo165.9
Apremilast 30 mg17.8

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Percentage of Participants With a Modified sPGA-G Response at Week 16

"The modified sPGA-G is the assessment by the Investigator of the participant's psoriasis lesions' overall disease severity in the genital area at the time of evaluation. The modified sPGA-G is a 5-point scale ranging from clear (0), almost clear (1), mild (2), moderate (3), to severe (4), incorporating an assessment of the severity of the 3 primary signs of the disease: erythema, plaque elevation, and scaling.~A modified sPGA-G response is defined as modified sPGA-G score of clear (0) or almost clear (1) and with ≥ 2-point reduction from Baseline at Week 16.~Missing values were imputed using the multiple imputation (MI) method. Two-sided 95% confidence intervals (CIs) for the within-group proportions were based on the Wilson-score method." (NCT03777436)
Timeframe: Baseline and Week 16 of the Placebo-controlled Phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo19.5
Placebo-controlled Phase: Apremilast 30 mg39.6

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Percentage of Participants With a Static Physician Global Assessment (sPGA) Response at Week 16

"The sPGA is the assessment by the Investigator of the overall disease severity at the time of evaluation. The sPGA is a 5-point scale ranging from 0 (clear), 1 (almost clear), 3 (moderate) to 4 (severe), incorporating an assessment of the severity of the 3 primary signs of the disease: erythema, scaling and plaque elevation.~An sPGA response is defined as sPGA score of clear (0) or almost clear (1) and with ≥ 2-point reduction from Baseline at Week 16.~Missing values were imputed using the MI method. Two-sided 95% CIs for the within-group proportions were based on the Wilson-score method." (NCT03777436)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo6.9
Placebo-controlled Phase: Apremilast 30 mg22.2

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Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 16

"The DLQI is a 10 item questionnaire dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from 0 (not at all) to 3 (very much). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No), and if No, then the participant is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being 0 (not at all), 1 (a little) and 2 (a lot).~Total scores have a possible range of 0-30, where 0 represents the best score, and 30 represents the worst health-related quality of life.~A negative change from Baseline indicates an improvement in health-related quality of life scores." (NCT03777436)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionScores on a scale (Least Squares Mean)
Placebo-controlled Phase: Placebo-2.6
Placebo-controlled Phase: Apremilast 30 mg-5.3

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Change From Baseline in Affected Body Surface Area (BSA) at Week 16

"The BSA is a measurement of involved skin over the whole body. The overall BSA affected by psoriasis is estimated based on the palm area of the participant's hand. The surface area of the whole body is made up of approximately 100 palms or handprints (each entire palmar surface or handprint equates to approximately 1% of total BSA).~A negative change from Baseline indicates a reduction of affected BSA.~Based on mixed-effect model for repeated measures (MMRM) model." (NCT03777436)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionChange in percentage of affected BSA (Least Squares Mean)
Placebo-controlled Phase: Placebo-0.79
Placebo-controlled Phase: Apremilast 30 mg-4.12

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Percentage of Participants With a Genital Psoriasis Itch Numeric Rating Scale (GPI-NRS) Response at Week 16

"The GPI-NRS is a self-reported measure where participants were asked to assess their psoriasis symptoms in the genital area and select a number on a scale of 0-10, where 0 represents no itch, and 10 represents the worst imaginable itch.~A GPI-NRS response is defined as ≥ 4 point reduction (improvement) from Baseline.~Missing values were imputed using the MI method. Two-sided 95% CIs for the within-group proportions were based on the Wilson-score method." (NCT03777436)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionPercentage of participants (Number)
Placebo-controlled Phase: Placebo19.6
Placebo-controlled Phase: Apremilast 30 mg47.3

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Change From Baseline in Genital Psoriasis Symptoms Scale (GPSS) Total Score at Week 16

"The GPSS is a self-reported measure where participants were asked to assess each of their psoriasis symptoms (itch, pain, discomfort, stinging, burning, redness, scaling, and cracking) in the genital area and select a number on a scale of 0-10, where 0 represents no symptoms, and 10 represents the worst imaginable.~Results from each symptom assessment were summed to generate a total GPSS score ranging from 0 (no genital psoriasis symptoms) to 80 (worst imaginable genital psoriasis symptoms).~A negative change from Baseline indicates an improvement in genital psoriasis symptoms." (NCT03777436)
Timeframe: Baseline and Week 16 of the placebo-controlled phase

InterventionScore on a scale (Least Squares Mean)
Placebo-controlled Phase: Placebo-5.3
Placebo-controlled Phase: Apremilast 30 mg-20.5

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Change From Baseline in the Health Assessment Questionnaire-Disability Index (HAQ-DI) at Weeks 24 and 48

The Health Assessment Questionnaire Disability Index is a patient-reported questionnaire that measures the degree of difficulty a person has in accomplishing tasks in 8 functional areas (dressing, arising, eating, walking, hygiene, reaching, gripping, and errands and chores) over the past week. Participants assessed their ability to do each task on a scale from 0 (without any difficulty) to 3 (unable to do). Scores were averaged to provide an overall score ranging from 0 to 3, where 0 represents no disability and 3 represents very severe, high-dependency disability. A negative change from Baseline in the overall score indicates improvement. (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-0.293-0.383

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Change From Baseline in the Evaluator's Global Assessment of Disease Activity at Weeks 24 and 48

"The Evaluator's Global Assessment of Disease Activity evaluates how active a participant's PsA was on the day of the assessment. Disease activity was assessed on a 0 to 10 numeric rating scale (NRS) where 0 represents no arthritis activity, and 10 represents extreme active arthritis. A negative change from baseline indicates improvement." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-2.7-2.8

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Change From Baseline in the Composite Score of BME and Synovitis Assessed by PsAMRIS at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand (the hand with the greater inflammatory burden of swollen joints and/or dactylitis).~Synovitis and bone marrow edema were each scored from 0 (none/normal) to 3 (severe) at each joint. The total score for synovitis ranges from 0 to 36 and the total score for BME ranges from 0 to 72 since this is scored at both proximal and distal regions of each joint.~The PsAMRIS composite score of BME and synovitis is calculated as: BME score + 2 × synovitis score. The score ranges from 0 (normal) to 144 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM including change from baseline of composite score of BME and synovitis as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-1.19-1.54

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Change From Baseline in the Clinical Disease Activity Index for Psoriatic Arthritis (c-DAPSA) Score at Weeks 24 and 48

"The c-DAPSA is a measure of PsA disease activity, associated with functional and structural outcomes.~C-DAPSA is calculated as the sum of the following measures:~Tender joint count 68 (TJC68);~Swollen joint count 66 (SJC66);~Patient global assessment of disease activity measured on a numerical rating scale (NRS) from 0 (not active) to 10 (very active); and~Pain measured on a NRS from 0 (none) to 10 (worst pain imaginable).~The c-DAPSA score ranges from 0 to 154, where a higher score indicates greater disease activity. A negative change from baseline indicates improvement." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-15.3-17.2

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Change From Baseline in the Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) at Weeks 24 and 48

"BASDAI is a composite score based on a self-administered survey of six questions with each answered on a 0 to 10 NRS. The 6 questions assess the five major symptoms relevant to spondyloarthropathies: 1) fatigue; 2) spinal pain; 3) peripheral joint pain/swelling; 4) areas of localized tenderness; 5a) morning stiffness severity upon wakening; 5b) morning stiffness duration upon wakening.~To give each of the 5 symptoms equal weighting, the mean of the two scores relating to morning stiffness (questions 5 and 6) is taken. The final BASDAI score is calculated as the mean of the 5 items. The BASDAI score ranges from 0 to 10, with higher scores reflecting greater disease activity. A negative change from baseline indicates improvement.~BASDAI was analyzed in participants deemed to have PsA spondylitis by the investigator and with BASDAI item 2 score ≥ 4 at baseline)." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.94-2.01

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Change From Baseline in Tenosynovitis Assessed by PsAMRIS at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand (the hand with the greater inflammatory burden of swollen joints and/or dactylitis).~Tenosynovitis is inflammation of the protective sheath (synovial membrane) that surrounds tendons.~Flexor tenosynovitis was scored from 0 to 3 at MCP, PIP and DIP joints of fingers 2 to 5 (total of 12 joints) where a score of 0 is none; 1: < 1/2 tendon thickness; 2: ≥ 1/2 and < 1 tendon thickness; 3: ≥ 1 tendon thickness. The overall tenosynovitis score ranges from 0 (none) to 36 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM including change from baseline in tenosynovitis score as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and Weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-0.64-0.78

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Change From Baseline in Tender Joint Count (TJC) at Weeks 24 and 48

A total of 78 joints (including the distal interphalangeal joints of the fingers and toes) were examined for pain or tenderness. (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionjoints (Mean)
Week 24Week 48
Apremilast-7.9-8.4

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Change From Baseline in Synovitis Assessed by PsAMRIS at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand (the hand with the greater inflammatory burden of swollen joints and/or dactylitis).~Synovitis is inflammation of the synovial membrane, connective tissue that lines the inside of the joint.~Synovitis was scored from 0 to 3 at MCP, PIP and DIP joints of fingers 2 to 5 (total of 12 joints), where score 0 is normal, and a score of 1 is mild, 2 is moderate, and 3 is severe. The overall synovitis score ranges from 0 (normal) to 36 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM including change from baseline in synovitis score as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-0.47-0.65

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Change From Baseline in Swollen Joint Count (SJC) at Weeks 24 and 48

A total of 76 joints (including the distal interphalangeal joints of the fingers and toes) were examined for swelling. (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionjoints (Mean)
Week 24Week 48
Apremilast-5.8-6.3

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Change From Baseline in Periarticular Inflammation Assessed by PsAMRIS at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand (the hand with the greater inflammatory burden of swollen joints and/or dactylitis).~Periarticular inflammation refers to inflammation of the tissues surrounding the joint, including the periosteum and the entheses, but not the tendon sheaths.~Periarticular inflammation was scored 0 (absent) or 1 (present) separately at volar and dorsal aspects of the same 12 joint regions as evaluated for synovitis and flexor tenosynovitis. The score for periarticular inflammation ranges from 0 (absent) to 24 (present at all joints). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM including change from baseline in periarticular inflammation as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-0.49-0.59

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Change From Baseline in Leeds Dactylitis Index (LDI) at Weeks 24 and 48 in Participants With Pre-existing Dactylitis

"Dactylitis is characterized by the swelling of the entire finger or toe. Dactylitis was assessed using the Leeds Dactylitis Index (LDI). LDI measures the ratio of the circumference of the affected digit to the circumference of the digit on the opposite hand or foot, using a minimum difference of 10% to define a dactylitic digit. The ratio of circumference is multiplied by a tenderness score from 0 to 3, where 0 = No Tenderness, 1 = Tender, 2 = Tender and wince, 3 = Tender and withdraw. The dactylitis score is the sum of the individual scores for each digit, where 0 indicates no dactylitis and higher scores represent worse dactylitis. A negative change from baseline indicates improvement.~Pre-existing dactylitis is defined as a baseline LDI score greater than 0." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-34.38-38.71

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Change From Baseline in the Psoriatic Arthritis Disease Activity Score (PASDAS) at Weeks 24 and 48

"PASDAS is a measure of disease activity derived from the following variables:~Physician and patient global assessment of disease activity (assessed on a 0-10 NRS, then multiplied by 10)~68 tender joint count~66 swollen joint count~Short Form-36 Questionnaire (SF-36) physical component summary score (general health status on a scale from 0-100)~Tender dactylitis count (each digit assessed for tender dactylitis; total score 0-20)~Leeds enthesitis index (enthesitis assessed at 6 sites; total score of 0-6)~C-reactive protein (CRP) level (mg/L) The composite score is a weighted index that ranges from 0 to 10, with worse disease activity represented by higher scores. A negative change from baseline indicates improvement." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.752-1.833

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Change From Baseline in the Psoriatic Arthritis Impact of Disease 12 Domain Questionnaire (PsAID-12) at Weeks 24 and 48

"The PsAID consists of 12 physical and psychological domains: pain, fatigue, skin, work and/or leisure activities, function, discomfort, sleep, coping, anxiety, embarrassment and/or shame, social life, and depression.~Each domain is scored on a NRS rom 0 to 10. The final score is derived as a weighted sum of each domain score, divided by 20, and has a range from 0 (best status) to 10 (worst status). A negative change from baseline indicates improvement." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.352-1.612

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Change From Baseline in the Subject's Assessment of Pain at Weeks 24 and 48

The Subject's Assessment of Pain is an assessment of how much pain a participant had on average during the past week due to psoriatic arthritis. The score ranges from 0-10 based on a numerical rating scale, where 0 represents 'No Pain' and 10 represents 'Pain As Bad As You Can Imagine'. A negative change from baseline indicates improvement. (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.4-2.0

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Percentage of Participants With Baseline Dactylitis Whose Dactylitis Count Improved to 0 at Weeks 24 and 48

"Dactylitis is characterized by the swelling of the entire finger or toe. Dactylitis was assessed using the Leeds Dactylitis Index (LDI). LDI measures the ratio of the circumference of the affected digit to the circumference of the digit on the opposite hand or foot, using a minimum difference of 10% to define a dactylitic digit. The ratio of circumference is multiplied by a tenderness score from 0 to 3 , where 0 = No Tenderness, 1 = Tender, 2 = Tender and wince, 3 = Tender and withdraw). The LDI score is the sum of the individual scores for each digit, where 0 is no dactylitis and higher scores represent worse dactylitis.~Resolution of dactylitis is defined as a LDI score of 0 for participants with dactylitis (LDI score > 0) at baseline." (NCT03783026)
Timeframe: Weeks 24 and 48

Interventionpercentage of participants (Number)
Week 24Week 48
Apremilast89.293.3

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Change From Baseline in the Patient's Global Assessment of Disease Activity at Weeks 24 and 48

The Patient's Global Assessment is an assessment of how active a participant's arthritis was on average during the past week. The score ranges from 0 to 10 based on a numerical rating scale, where 0 represents 'Very Well' and 10 represents 'Very Poor'. A negative change from baseline indicates improvement. (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.3-1.6

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Number of Participants With Treatment-emergent Adverse Events (TEAEs)

"A TEAE is any adverse event (AE) that began or worsened on or after the first dose of apremilast and no later than 28 days after the last dose.~A serious adverse event is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event.~For each AE, the Investigator assessed the severity/intensity of the event as mild, moderate, or severe (symptoms causing severe discomfort/pain, interference with daily activities, and requiring medical, surgical or drug therapy). The Investigator also assessed whether each event was suspected to be related to study drug based on whether there was evidence to suggest a causal relationship." (NCT03783026)
Timeframe: From first dose of study drug up to 28 days after last dose; up to 52 weeks.

InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)Any drug-related TEAEAny severe TEAEAny serious TEAEAny serious drug-related TEAEAny TEAE leading to study drug interruptionAny TEAE leading to study drug withdrawalAny TEAE leading to death
Apremilast956066012150

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Change From Baseline in Whole Body MRI (WB-MRI) Peripheral Enthesitis Inflammation Index at Weeks 24 and 48

"Enthesitis was assessed by whole body MRI according to the OMERACT MRI Whole-Body Score for Inflammation in Peripheral Joints and Entheses in Inflammatory Arthritis (MRI-WIPE) scoring system. Thirty-three entheseal sites were assessed for soft tissue inflammation (STI) and 34 sites for osteitis, including the shoulder, pelvis, knees and feet, each on a scale from 0 (none) to 3 (severe).~The Total Peripheral Enthesitis Inflammation score is calculated by adding up all the enthesitis (STI and osteitis) scores and ranges from 0 to 201, with higher scores reflecting greater disease severity. A negative change from baseline indicates improvement.~WB-MRI endpoints were analyzed using a MMRM including change from baseline as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-0.17-0.52

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Change From Baseline in Bone Marrow Edema Assessed by PsAMRIS at Weeks 24 and 48

"Bone marrow edema (BME) is a buildup of fluid inside the bones. The OMERACT PsAMRIS scoring system assesses BME at the proximal and distal regions of MCP, PIP, and DIP joints of fingers 2 to 5 of the most affected hand. BME is assessed on a scale of 0-3 based on the proportion of bone with edema, compared to the assessed bone volume (articular surface to a depth of 1 cm), judged on all available images; where 0: no edema; 1: 1-33% of bone edema; 2: 34-66% of bone edema; 3: 67-100% of bone edema. The overall score ranges from 0 (none) to 72 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM with change from baseline BME score as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-0.22-0.39

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Change From Baseline in Bone Erosion Assessed by PsAMRIS at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand.~Bone erosion (loss of bone) was assessed at the distal and proximal regions of each joint on a scale of 0-10, based on the proportion of eroded bone compared to the assessed bone volume, judged on all available images: 0: no erosion; 1: 1-10% of bone eroded; 2: 11-20%, etc. The assessed bone volume is from the articular surface (or its best estimated position if absent) to a depth of 1 cm. The total erosion score ranges from 0 (none) to 240 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM with baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-0.010.03

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Change From Baseline in Spondyloarthritis Research Consortium of Canada (SPARCC) Enthesitis Index at Weeks 24 and 48 in Participants With Pre-existing Enthesopathy

"Enthesitis is inflammation of the sites where tendons or ligaments insert into the bone. The SPARCC Enthesitis Index assesses 16 unique sites for tenderness recorded as either present (1) or absent (0) for an overall score range of 0 to 16. A higher count represents greater enthesitis burden. A negative change from baseline indicates improvement.~Pre-existing enthesopathy was defined as a baseline SPARCC score greater than 0." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.8-2.3

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Change From Baseline in the Composite Score of BME, Synovitis, and Tenosynovitis Assessed by PsAMRIS at Week 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand (the hand with the greater inflammatory burden of swollen joints and/or dactylitis).~Synovitis, flexor tenosynovitis, and bone marrow edema were scored from 0 (none/normal) to 3 (severe) at each joint. The total scores for synovitis and tenosynovitis range from 0 to 36 and the total score for BME ranges from 0 to 72 since both proximal and distal regions of each joint were scored.~The PsAMRIS composite inflammation score is calculated as: BME score + 2 × synovitis score + 2 × tenosynovitis score, and ranges from 0 (normal) to 216 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM with change from baseline as the dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and week 48

Interventionscore on a scale (Least Squares Mean)
Apremilast-2.91

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Change From Baseline in the Composite Score of BME, Synovitis, and Tenosynovitis Assessed by PsAMRIS at Week 24

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand (the hand with the greater inflammatory burden of swollen joints and/or dactylitis).~Synovitis, flexor tenosynovitis, and bone marrow edema were scored from 0 (none/normal) to 3 (severe) at each joint. The total scores for synovitis and tenosynovitis range from 0 to 36 and the total score for BME ranges from 0 to 72 since both proximal and distal regions of each joint were scored.~The PsAMRIS composite inflammation score is calculated as: BME score + 2 × synovitis score + 2 × tenosynovitis score, and ranges from 0 (normal) to 216 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a mixed-effects model for repeated measures (MMRM) with change from baseline as the dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and week 24

Interventionscore on a scale (Least Squares Mean)
Apremilast-2.32

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Change From Baseline in the WB-MRI Total Peripheral Inflammation Index at Weeks 24 and 48

"Inflammation in joints (arthritis) and at entheses (enthesitis) were assessed separately for soft tissues (synovitis at joints, soft tissue inflammation at entheses) and bone (osteitis) by whole body MRI according to the OMERACT MRI-WIPE scoring system. Each entheseal and joint was scored on a scale from 0 (none) to 3 (severe).~The total peripheral inflammation index is the sum of peripheral enthesitis and peripheral joints inflammation index scores, and ranges from 0 to 738, with higher scores reflecting greater disease severity. A negative change from baseline indicates improvement.~WB MRI endpoints were analyzed using a MMRM including change from baseline as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-3.49-4.06

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Change From Baseline in the WB-MRI Peripheral Joints Inflammation Index at Weeks 24 and 48

"Joint inflammation was assessed by whole body MRI according to the OMERACT MRI-WIPE scoring system. Eighty-three peripheral joints were assessed for synovitis and 96 sites for osteitis at the shoulder, hands, pelvis, knees and feet on a semiquantitative scale from 0 (none) to 3 (severe).~The Peripheral Joint Inflammation score is calculated by adding up all the joint (synovitis and osteitis) scores and ranges from 0 to 537, with higher scores reflecting greater disease severity. A negative change from baseline indicates improvement.~WB MRI endpoints were analyzed using a MMRM including change from baseline as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-3.38-3.58

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Change From Baseline in the Leeds Enthesitis Index (LEI) at Weeks 24 and 48 in Participants With Pre-existing Enthesopathy

"LEI is a validated tool for the assessment of enthesitis in PsA patients. Tenderness was assessed at 6 sites of tendon insertion (lateral epicondyle, left and right, medial femoral condyle, left and right, and Achilles tendon insertion, left and right). Tenderness was recorded as either present (1) or absent (0) for each of the 6 sites, for an overall score range of 0 to 6. A higher count represents a greater enthesitis burden. A negative change from baseline indicates improvement.~Pre-existing enthesopathy was defined as a baseline LEI score greater than 0." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Mean)
Week 24Week 48
Apremilast-1.3-1.5

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Change From Baseline in the PsAMRIS Total Damage Score at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses MCP, PIP, and DIP joints of fingers 2 to 5 of the most affected hand.~Bone erosion (loss of bone) was assessed at the distal and proximal regions of each joint on a scale of 0 to 10, based on the proportion of eroded bone compared to the assessed bone volume, where 0 is no erosion; 1: 1-10% of bone eroded; 2: 11-20%, etc. The total erosion score is from 0 (none) to 240 (severe).~Bone proliferation (abnormal bone formation in the periarticular region) was scored at each joint as 0 (absent) or 1 (present). The total proliferation score is from 0 to 12 (present at all joints) The total damage score includes the erosion and bone proliferation scores, calculated as: Erosion score + 20 × bone proliferation score, and ranges from 0 (none) to 480 (worst). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM with baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast0.220.50

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Change From Baseline in the PsAMRIS Total Inflammation Score at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand.~Synovitis, flexor tenosynovitis, and bone marrow edema were each scored from 0 (none/normal) to 3 (severe) at each joint. Periarticular inflammation was scored 0 (absent) or 1 (present) separately at volar and dorsal aspects of the same 12 joints. The scores for synovitis and tenosynovitis range from 0 to 36, the score for BME is from 0 to 72 and the periarticular inflammation score is from 0 to 24.~The PsAMRIS total inflammation score is calculated as: BME score + 2 × synovitis score + 2 × tenosynovitis score + 3 × periarticular inflammation, and ranges from 0 (normal) to 288 (severe). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM with change from baseline score as dependent variable; baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast-3.62-4.35

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Change From Baseline in Bone Proliferation Assessed by PsAMRIS at Weeks 24 and 48

"PsAMRIS is a validated MRI scoring system that assesses metacarpophalangeal, proximal interphalangeal, and distal interphalangeal joints of fingers 2 to 5 of the most affected hand.~Bone proliferation (abnormal bone formation in the periarticular region such as at the entheses and across the joint) was scored at each joint as 0 (absent) or 1 (present). The total proliferation score ranges from 0 (none) to 12 (present at all joints). A negative change from baseline indicates improvement.~This endpoint was analyzed using a MMRM with baseline value, scanner type and time as independent variables." (NCT03783026)
Timeframe: Baseline and weeks 24 and 48

Interventionscore on a scale (Least Squares Mean)
Week 24Week 48
Apremilast0.010.02

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Percentage of Participants With Baseline SPARCC Enthesitis Whose Enthesitis Improved to 0 at Weeks 24 and 48

Enthesitis is inflammation of the sites where tendons or ligaments insert into the bone. The SPARCC Enthesitis Index assesses 16 unique sites for tenderness recorded as either present (1) or absent (0) for an overall score range of 0 to 16. A higher count represents greater enthesitis burden. Resolution of SPARCC enthesitis is defined as achieving a SPARCC index score of 0 for participants with baseline SPARCC enthesitis (SPARCC index score > 0). (NCT03783026)
Timeframe: Weeks 24 and 48

Interventionpercentage of participants (Number)
Week 24Week 48
Apremilast46.957.0

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Percentage of Participants With Baseline LEI Enthesitis Whose Enthesitis Improved to 0 at Weeks 24 and 48

LEI is a validated tool for the assessment of enthesitis in PsA patients. Tenderness was assessed at 6 sites of tendon insertion (lateral epicondyle, left and right, medial femoral condyle, left and right, and Achilles tendon insertion, left and right). Tenderness was recorded as either present (1) or absent (0) for each of the 6 sites, for an overall score range of 0 to 6. A higher count represents a greater enthesitis burden. Resolution of LEI enthesitis is defined as a LEI score of 0 for participants with baseline LEI enthesitis (LEI score > 0). (NCT03783026)
Timeframe: Weeks 24 and 48

Interventionpercentage of participants (Number)
Week 24Week 48
Apremilast56.462.3

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Percentage of Participants Who Achieved ≥ 75% Reduction From Baseline in PASI Score (PASI-75)

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT03930186)
Timeframe: Weeks 16 and 32

Interventionpercentage of participants (Number)
Week 16Week 32
Apremilast43.446.7

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Percentage of Participants Who Achieved a ≥ 50% Reduction From Baseline in NAPSI Score (NAPSI-50) at Weeks 16 and 32 Among Participants With NAPSI ≥ 1 at Baseline

"One target thumb nail or fingernail representing the worst nail psoriasis involvement was selected for assessment at Baseline.~The nail matrix was assessed for presence of any of the nail matrix features (pitting, leukonychia red spots in the lunula, crumbling) graded on a scale of 0 (none) to 4 (present in all 4 quadrants).~The nail bed was assessed for the presence of any nail bed features (onycholysis, splinter hemorrhages, subungual hyperkeratosis, oil drop (salmon patch dyschroma) on a scale from 0 (none) to 4 (present in all quadrants).~The sum of the nail matrix and nail bed scores is the total score and ranges from 0 to 8 (worst)." (NCT03930186)
Timeframe: Weeks 16 and 32

Interventionpercentage of participants (Number)
Week 16Week 32
Apremilast44.757.9

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Percentage of Participants Who Achieved a Patient Benefit Index (PBI) Score ≥ 1 at Weeks 16 and 32

"The Patient Benefit Index (PBI) is used to assess patient-relevant benefits of psoriasis treatment as a function of the most important needs identified by the participant before the start of treatment.~Participants were asked to assess the benefits of treatment by completing the Patient Benefit Questionnaire (PBQ), which consists of 25 treatment goal statements scored from 0 (not at all) to 4 (very).~The PBI is calculated for each participant by weighing the achievement values of each statement by their importance to the individual patient as assessed prior to the start of treatment. The PBI ranges from 0 (no benefit) to 4 (maximum benefit)." (NCT03930186)
Timeframe: Weeks 16 and 32

Interventionpercentage of participants (Number)
Week 16Week 32
Apremilast91.488.2

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Percentage of Participants Who Achieved a Scalp Physicians Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) at Weeks 16 and 32

The ScPGA assesses scalp involvement of psoriasis based on scalp plaque elevation, scaling, and erythema. The 5-point ScPGA scale ranges from 0 (clear), 1 (almost clear), 2 (mild), 3 (moderate), to 4 (severe). (NCT03930186)
Timeframe: Weeks 16 and 32

Interventionpercentage of participants (Number)
Week 16Week 32
Apremilast52.350.8

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Percentage of Participants Who Achieved an sPGA Score of Clear (0) or Almost Clear (1) at Week 16

"The sPGA is an assessment by the Investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 5-point scale, ranging from 0 (clear) to 4 (severe).~The National Psoriasis Foundation Psoriasis Score version of a static PGA is calculated by averaging the total body erythema, induration, and desquamation scores. The overall scores are as follows:~0 = Clear;~= Almost Clear;~= Mild;~= Moderate;~= Severe.~The percentage of participants with a sPGA response was estimated using a multiple imputation method from 100 imputed data sets." (NCT03930186)
Timeframe: Week 16

Interventionpercentage of participants (Number)
Apremilast43.7

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Percentage of Participants Who Achieved an sPGA Score of Clear (0) or Almost Clear (1) at Week 32

"The sPGA is an assessment by the Investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 5-point scale, ranging from 0 (clear) to 4 (severe).~The National Psoriasis Foundation Psoriasis Score version of a static PGA is calculated by averaging the total body erythema, induration, and desquamation scores. The overall scores are as follows:~0 = Clear;~= Almost Clear;~= Mild;~= Moderate;~= Severe." (NCT03930186)
Timeframe: Week 32

Interventionpercentage of participants (Number)
Apremilast40.8

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Change From Baseline in Dermatology Life Quality Index (DLQI) at Weeks 16 and 32

"The DLQI questionnaire asks participants to evaluate the degree that psoriasis has affected their quality of life in the last week, and includes the following parameters: symptoms and feelings, daily activities, leisure activities, work or school activities, personal relationships and treatment related feelings. Participants answer 10 questions on a scale from 0 (not at all) to 3 (very much), except for Question 7, which first asks whether the participant's skin prevented them from working or studying (Yes (score = 3) or No (score = 0), then If No, the participant is asked how much their skin was a problem at work or studying over the last week, with responses from 0 (not at all), 1 (a little), or 2 (a lot).~The DLQI total score ranges from 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best. A negative change from baseline indicates improvement." (NCT03930186)
Timeframe: Baseline and weeks 16 and 32

Interventionscores on a scale (Mean)
Week 16Week 32
Apremilast-2.2-2.3

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Change From Baseline in Percentage of BSA Affected by Psoriasis at Weeks 16 and 32

"The overall body surface area affected by psoriasis was estimated based on the palm area of the participant's hand, which equates to approximately 1% of total body surface area. BSA affected by psoriasis is expressed as a percentage of total body surface area.~A negative change from baseline indicates improvement." (NCT03930186)
Timeframe: Baseline and weeks 16 and 32

Interventionpercent BSA (Mean)
Week 16Week 32
Apremilast-7.86-8.32

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Mean Change From Baseline in Shiratori's Pruritus Severity Score at Weeks 2, 16, and 32

"Shiratori's Pruritus Severity Score is a pruritus (itchiness) severity assessment tool used in Japan. Daytime and nighttime pruritus were evaluated and scored separately. Daytime pruritus was rated on a five-grade scale: 0 (absent), 1 (endurable without scratching; minimal), 2 (subsides with slight scratching; mild), 3 (subsides with considerable scratching; moderate), or 4 (not subsiding with scratching, which prompts repeated scratching; severe).~Nighttime pruritus was rated on a five-grade scale: 0 (absent), 1 (slight itching at bedtime but not causing intentional scratching; no difficulty sleeping because of pruritus), 2 (slight itching that subsides with scratching; no difficulty sleeping because of pruritus), 3 (difficulty sleeping because of pruritus that resolves with scratching; unconscious scratching occurs during sleep), or 4 (severe difficulty sleeping due to pruritus; frequent scratching that worsens pruritus).~A negative change from baseline indicates improvement." (NCT03930186)
Timeframe: Baseline and weeks 2, 16, and 32

Interventionunits on a scale (Mean)
Daytime: Week 2Daytime: Week 16Daytime: Week 32Nighttime: Week 2Nighttime: Week 16Nighttime: Week 32
Apremilast-0.5-0.7-0.7-0.4-0.7-0.7

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Treatment Satisfaction Questionnaire for Medication (TSQM) Sub-domain Scores

The Treatment Satisfaction Questionnaire for Medication (TSQM) version II is a self-administered instrument to understand a participant's satisfaction on current therapy. The TSQM comprises 11 items across 4 domains focusing on effectiveness (Item 1 and 2), side effects (Item 4 to 6), convenience (Item 7 to 9), and global satisfaction (Item 10 and 11). With the exception of Item 3 (experience any side effects; yes or no), all items have five or seven responses. Item scores are summed to give four domain scores, which are in turn transformed to a scale from 0 (extremely dissatisfied) to 100 (extremely satisfied). (NCT03930186)
Timeframe: Baseline and weeks 16 and 32

Interventionscores on a scale (Mean)
Effectiveness: BaselineEffectiveness: Week 16Effectiveness: Week 32Side Effects: BaselineSide Effects: Week 16Side Effects: Week 32Convenience: BaselineConvenience: Week 16Convenience: Week 32Global Satisfaction: BaselineGlobal Satisfaction: Week 16Global Satisfaction: Week 32
Apremilast52.2567.4168.9397.3790.4093.2156.4370.3470.4855.4371.2170.71

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Number of Participants With Treatment-emergent Adverse Events (TEAEs)

"The Investigator assessed the severity/intensity of each adverse event as:~Mild (asymptomatic or mild symptoms; intervention not indicated; activities of daily life (ADLs) minimally or not affected); Moderate (symptom(s) cause moderate discomfort; local or noninvasive intervention indicated; more than minimal interference with ADLs but able to carry out daily social and functional activities; drug therapy may be required); Severe (symptoms causing severe discomfort/pain; symptoms requiring medical/surgical attention/intervention; interference with ADLs including inability to perform daily social and functional activities; drug therapy required).~A serious adverse event is any AE occurring at any dose that:~Resulted in death;~Was life-threatening;~Required inpatient hospitalization or prolongation of existing hospitalization;~Resulted in persistent or significant disability/incapacity;~Was a congenital anomaly/birth defect;~Constituted an important medical event." (NCT03930186)
Timeframe: From first dose of study drug until at least 28 days after last dose; up to 36 weeks.

InterventionParticipants (Count of Participants)
Any treatment-emergent adverse eventDrug-related TEAESevere TEAESerious TEAESevere drug-related TEAESerious drug-related TEAETEAE leading to drug interruptionTEAE leading to drug withdrawalTEAE leading to death
Apremilast115884411370

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Percent Change From Baseline in Pruritus Visual Analog Scale (VAS) at Weeks 2, 16, and 32

Participants were asked to indicate how much itch they have had due to psoriasis in the past week by placing a vertical stroke on a 100 mm line on which the left-hand boundary (0 mm) represented no itch, and the right-hand boundary (100 mm) represented worst itch imaginable. The distance from the mark to the left-hand boundary was recorded. A negative change from baseline indicates improvement. (NCT03930186)
Timeframe: Baseline and weeks 2, 16, and 32

Interventionpercent change (Mean)
Week 2Week 16Week 32
Apremilast-36.96-28.05-25.29

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Percent Change From Baseline in Psoriasis Area and Severity Index (PASI) Score at Weeks 16 and 32

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. A negative change from baseline indicates improvement. (NCT03930186)
Timeframe: Baseline and weeks 16 and 32

Interventionpercent change (Mean)
Week 16Week 32
Apremilast-69.61-69.48

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Percentage of Participants Who Achieved ≥ 50% Reduction From Baseline in PASI Score (PASI-50)

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. The PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. (NCT03930186)
Timeframe: Weeks 16 and 32

Interventionpercentage of participants (Number)
Week 16Week 32
Apremilast79.675.0

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Percentage of Participants Who Achieve a PPPASI-50 at Week 16

"PPPASI-50 is defined as >= 50 percent decrease in PPPASI total score from baseline.~PPPASI is a disease-specific efficacy assessment tool to evaluated for 3 signs of the disease (erythema, pustules/vesicle and desquamation/scale) as sub-scores on palms or soles. The PPPASI total scores are calculated by sum of the sub-scores and range from 0 to 72 with a higher score indicating more severe disease." (NCT04057937)
Timeframe: At Week 16

InterventionPercentage of Partcipants (Number)
Placebo-controlled Phase - Placebo40.9
Placebo-controlled Phase - Apremilast 30 mg BID78.3

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Percentage of Participants Who Achieve a PPPASI-75 at Each Visit in Placebo-controlled Phase

"PPPASI-75 is defined as >=75 percent decrease in PPPASI total score from baseline.~PPPASI is a disease-specific efficacy assessment tool to evaluated for 3 signs of the disease (erythema, pustules/vesicle and desquamation/scale) as sub-scores on palms or soles. The PPPASI total scores are calculated by sum of the sub-scores and range from 0 to 72 with a higher score indicating more severe disease. Missing values were imputed using NRI as the primary method, by which a participant without sufficient data for the response determination was considered a non-responder." (NCT04057937)
Timeframe: Weeks 2 to 16

,
InterventionPercentage of Partcipants (Number)
Week 2Week 4Week 6Week 8Week 10Week 12Week 14Week 16
Placebo-controlled Phase - Apremilast 30 mg BID2.210.921.719.630.430.437.043.5
Placebo-controlled Phase - Placebo2.34.59.111.411.413.613.615.9

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Area Under the Curve (AUC) of PPPASI Total Score From Baseline Through Week 16

"The AUC for PPPASI total score from baseline through Week 16 is the sum of the AUCs in each time interval specified by the dates of the visits and is calculated based on the linear trapezoidal method.~PPPASI is a disease-specific efficacy assessment tool to evaluate 3 signs of the disease (erythema, pustules/vesicle and desquamation/scale) as sub-scores on palms or soles. The PPPASI total scores are calculated by sum of the sub-scores and range from 0 to 72 with a higher score indicating more severe disease." (NCT04057937)
Timeframe: Baseline to Week 16

InterventionScores * Day (Least Squares Mean)
Placebo-controlled Phase - Placebo1911.74
Placebo-controlled Phase - Apremilast 30 mg BID1337.49

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AUC for PPSI Total Score From Baseline Through Week 16

The AUC for PPSI total score from baseline through Week 16 is the sum of the AUCs in each time interval specified by the dates of the visits and is calculated based on the linear trapezoidal method. PPSI is a disease-specific assessment tool for grading the severity of PPP lesions. Evaluation of skin lesion sites are assessed separately for erythema, pustules/vesicle and desquamation/scale, which are each rated on a scale of 0 to 4. The PPSI produces a total numeric score that ranges from 0 to 12. A higher score indicates more severe disease. (NCT04057937)
Timeframe: Baseline to Week 16

InterventionScores * Day (Least Squares Mean)
Placebo-controlled Phase - Placebo725.62
Placebo-controlled Phase - Apremilast 30 mg BID564.63

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Change From Baseline in PPPASI Total Score at Week 16

PPPASI is a disease-specific efficacy assessment tool to evaluated for 3 signs of the disease (erythema, pustules/vesicle and desquamation/scale) as sub-scores on palms or soles. The PPPASI total scores are calculated by sum of the sub-scores and range from 0 to 72 with a higher score indicating more severe disease. Change from baseline based on a mixed-effects model for repeated measures with a positive change indicating a worsening of symptoms. (NCT04057937)
Timeframe: Baseline and Week 16

InterventionUnits on a scale (Least Squares Mean)
Placebo-controlled Phase - Placebo-11.03
Placebo-controlled Phase - Apremilast 30 mg BID-16.48

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Change From Baseline in PPSI Total Score at Week 16

PPSI is a disease-specific assessment tool for grading the severity of PPP lesions. Evaluation of skin lesion sites are assessed separately for erythema, pustules/vesicle and desquamation/scale, which are each rated on a scale of 0 to 4. The PPSI produces a total numeric score that ranges from 0 to 12. A higher score indicates more severe disease. Change from baseline based on a mixed-effects model for repeated measures with a positive change indicating a worsening of symptoms. (NCT04057937)
Timeframe: Baseline and Week 16

InterventionUnits on a scale (Least Squares Mean)
Placebo-controlled Phase - Placebo-2.56
Placebo-controlled Phase - Apremilast 30 mg BID-4.19

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Percentage of Participants Who Achieve a PPPASI-50 at All Other Visits in Placebo-controlled Phase

"PPPASI-50 is defined as >= 50 percent decrease in PPPASI total score from baseline.~PPPASI is a disease-specific efficacy assessment tool to evaluated for 3 signs of the disease (erythema, pustules/vesicle and desquamation/scale) as sub-scores on palms or soles. The PPPASI total scores are calculated by sum of the sub-scores and range from 0 to 72 with a higher score indicating more severe disease. Missing values at were imputed using non-responder imputation (NRI) as the primary method, by which a participant without sufficient data for the response determination was considered a non-responder." (NCT04057937)
Timeframe: Weeks 2 to 14

,
InterventionPercentage of Participants (Number)
Week 2Week 4Week 6Week 8Week 10Week 12Week 14
Placebo-controlled Phase - Apremilast 30 mg BID30.452.269.665.271.769.673.9
Placebo-controlled Phase - Placebo2.318.218.243.234.134.147.7

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Change From Baseline in Participant VAS Assessment for PPP Symptoms

Participants assessed the degree of both pruritus itching and skin discomfort/pain as symptoms on hands and feet caused by PPP on a VAS. Each score ranged from 0 to 100. The left-hand boundary (0) on the VAS represents no itch/pain and the right-hand boundary (100) represents itch/pain as severe as can be imagined by participant. (NCT04057937)
Timeframe: Baseline and Weeks 2,4,6,8,12,16

,
InterventionUnits on scale (Mean)
Itching Week 2Itching Week 4Itching Week 6Itching Week 8Itching Week 12Itching Week 16Discomfort/Pain Week 2Discomfort/Pain Week 4Discomfort/Pain Week 6Discomfort/Pain Week 8Discomfort/Pain Week 12Discomfort/Pain Week 16
Placebo-controlled Phase - Apremilast 30 mg BID-25.0-22.7-22.4-24.8-28.3-26.8-20.2-21.6-22.4-22.0-27.6-25.3
Placebo-controlled Phase - Placebo-2.4-7.9-9.3-19.0-14.9-10.5-0.7-6.9-6.7-15.5-14.1-13.5

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Percent Change From Baseline in PPPASI Total Score by Visit in Placebo-controlled Phase .

PPPASI is a disease-specific efficacy assessment tool to evaluated for 3 signs of the disease (erythema, pustules/vesicle and desquamation/scale) as sub-scores on palms or soles. The PPPASI total scores are calculated by sum of the sub-scores and range from 0 to 72 with a higher score indicating more severe disease. A positive change from baseline indicates a worsening of symptoms. (NCT04057937)
Timeframe: Baseline to Week 16

,
InterventionPercent Change (Mean)
Week 2Week 4Week 6Week 8Week 10Week 12Week 14Week 16
Placebo-controlled Phase - Apremilast 30 mg BID-36.62-48.96-55.06-57.11-60.85-61.22-63.78-64.33
Placebo-controlled Phase - Placebo-11.09-23.82-30.15-42.41-36.52-42.30-45.00-42.35

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Percent Change From Baseline in PPSI Total Score by Visit in Placebo-controlled Phase

PPSI is a disease-specific assessment tool for grading the severity of PPP lesions. Evaluation of skin lesion sites are assessed separately for erythema, pustules/vesicle and desquamation/scale, which are each rated on a scale of 0 to 4. The PPSI produces a total numeric score that ranges from 0 to 12. A higher score indicates more severe disease. A positive change from baseline indicates a worsening of symptoms. (NCT04057937)
Timeframe: Baseline to Week 16

,
InterventionPercent Change (Mean)
Week 2Week 4Week 6Week 8Week 10Week 12Week 14Week 16
Placebo-controlled Phase - Apremilast 30 mg BID-24.70-34.58-40.50-40.76-44.22-46.47-50.16-48.96
Placebo-controlled Phase - Placebo-6.25-13.84-20.02-30.12-27.42-31.18-34.98-30.90

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Percentage of Participants Achieving a PGA Score of 0 or 1 With At Least a 2 Grade Improvement by Visit in Placebo-controlled Phase.

"The PGA for palms and soles was used to determine the participants PPP lesions on palms and soles. Lesions on palms and soles were graded based on the following scales:~0 = Clear~= Almost clear/Minimal~= Mild~= Moderate~= Severe~= Very severe.~The percentage of of participants with at least a 2 grade improvement from baseline (stringent responders) are reported. issing values at were imputed using NRI as the primary method, by which a participant without sufficient data for the response determination was considered a non-responder." (NCT04057937)
Timeframe: Weeks 2 to 16

,
InterventionPercentage of Participants (Number)
Week 2Week 4Week 6Week 8Week 10Week 12Week 14Week 16
Placebo-controlled Phase - Apremilast 30 mg BID2.24.34.36.510.915.217.417.4
Placebo-controlled Phase - Placebo0.02.32.39.19.19.19.14.5

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Percentage of Participants Achieving a PGA Score of Clear (0) or Minimal (1) by Visit in Placebo-controlled Phase

"The PGA for palms and soles was used to determine the participants PPP lesions on palms and soles. Lesions on palms and soles were graded based on the following scales:~0 = Clear~= Almost clear/Minimal~= Mild~= Moderate~= Severe~= Very severe.~The percentage of of participants with a post baseline score of 0 or 1 (responders) are reported. Missing values at were imputed using NRI as the primary method, by which a participant without sufficient data for the response determination was considered a non-responder." (NCT04057937)
Timeframe: Weeks 2 to 16

,
InterventionPercentage of Participants (Number)
Week 2Week 4Week 6Week 8Week 10Week 12Week 14Week 16
Placebo-controlled Phase - Apremilast 30 mg BID2.24.34.38.713.015.217.419.6
Placebo-controlled Phase - Placebo0.02.32.39.19.19.19.14.5

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Number of Participants With PPPASI 50 Response

PPPASI 50 response defined as a 50% decrease in PPPASI from baseline. (NCT04572997)
Timeframe: At Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (Week 20).

,
InterventionParticipants (Count of Participants)
Visit 3 - Week 4Visit 4 - Week 12Visit 5 - End of Study - Week 20
Full Analysis Set (FAS)71213
Per Protocol Set (PPS)71213

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Dermatology Life Quality Index (DLQI)

"The DLQI is a dermatology-specific quality of life instrument designed to assess the impact of a disease on the patient's daily life which is also validated for PPP. It is a 10-item questionnaire and can be used to assess 6 different aspects: symptoms and feelings, leisure, daily activities, work or school performance, personal relationship and treatment. The DLQI was calculated by summing the score of each question resulting in a maximum of 30 and a minimum of 0. The higher the score, the more quality of life was impaired.~Meaning of DLQI scores:~0 to 1 = No effect at all on patient's life~2 to 5 = Small effect on patient's life~6 to 10 = Moderate effect on patient's life~11 to 20 = Very large effect on patient's life~21 to 30 = Extremely large effect on patient's life" (NCT04572997)
Timeframe: At Visit 2 (Baseline), Visit 4 (Week 12) and Visit 5 (Week 20).

,
InterventionDLQI Score (Median)
Visit 2 - BaselineVisit 4 - Week 12Visit 5 - End of Study - Week 20
Full Analysis Set (FAS)8.502.502.00
Per Protocol Set (PPS)8.002.502.00

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Pustules Count Percent Change From Baseline

Percentage change from baseline in Pustules count after 20 weeks of treatment with Apremilast (NCT04572997)
Timeframe: At Visit 2 (Baseline) and Visit 5 (End of Study - Week 20)

InterventionPercent change (Median)
Full Analysis Set - LOCF-76.3
Per Protocol Set (PPS)-79.82

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Palmoplantar Pustulosis Psoriasis Area and Severity Index (PPPASI) at Week 20 Compared With Baseline

The PPPASI assess palms of hands and soles of feet for psoriasis involvement. The PPPASI score range from 0-72, with higher scores indicating more severe disease. (NCT04572997)
Timeframe: PPPASI Score at baseline and Week 20.

,,
InterventionPPPASI Score (Median)
Visit 2 - BaselineVisit 5 - End of Study - Week 20
Full Analysis Set - LOCF16.508.10
Full Analysis Set (FAS)16.507.65
Per Protocol Set (PPS)15.857.65

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Hand and Feet Physician Global Assessment (H&F PGA)

The H&F PGA describes the severity of psoriasis on the hands and/or feet using five categories ranging from 0 (clear) to 4 (severe). (NCT04572997)
Timeframe: At Visit 2 (Baseline), Visit 3 (Week 4) , Visit 4 (Week 12) and Visit 5 (Week 20).

InterventionParticipants (Count of Participants)
Visit 2 - Baseline72520890Visit 2 - Baseline72520891Visit 3 - Week 472520890Visit 3 - Week 472520891Visit 4 - Week 1272520890Visit 4 - Week 1272520891Visit 5 - End of Study - Week 2072520890Visit 5 - End of Study - Week 2072520891
0 clear1 almost clear2 mild3 moderate4 severe
Full Analysis Set (FAS)0
Per Protocol Set (PPS)0
Full Analysis Set (FAS)2
Per Protocol Set (PPS)2
Full Analysis Set (FAS)19
Per Protocol Set (PPS)18
Full Analysis Set (FAS)1
Full Analysis Set (FAS)10
Full Analysis Set (FAS)9
Full Analysis Set (FAS)3
Per Protocol Set (PPS)3
Per Protocol Set (PPS)9
Full Analysis Set (FAS)8
Per Protocol Set (PPS)1
Per Protocol Set (PPS)10
Per Protocol Set (PPS)8

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Dynamic H&F PGA

The dynamic H&F PGA describes the global improvement compared with baseline. It relies on the physician's memory of the baseline severity to evaluate the level of alteration. The categories vary between 0 (cleared) and 6 (worse). (NCT04572997)
Timeframe: At Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (End of Study - Week 20).

InterventionParticipants (Count of Participants)
Visit 3 - Week 472520894Visit 4 - Week 1272520894Visit 5 - End of Study - Week 2072520894
5 fair6 worse1 excellent2 good3 slight4 unchanged0 cleared
Per Protocol Set (PPS)3
Per Protocol Set (PPS)4
Per Protocol Set (PPS)7
Per Protocol Set (PPS)0
Per Protocol Set (PPS)5
Per Protocol Set (PPS)2
Per Protocol Set (PPS)6

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Visual Analogue Scale (VAS) Pruritus/Itch

VAS was used to assess pruritus/itch. The patient was asked to place a vertical stroke on a 100 mm VAS on which the left-hand boundary (at 0 mm) represented no pruritus/itch, and the right-hand boundary (at 100 mm) represented pruritus/itch as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded, with higher values indicating more pruritus/itch (worse outcomes). (NCT04572997)
Timeframe: At Visit 2 (Baseline), Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (End of Study - Week 20).

,
InterventionUnits on a scale (Median)
Visit 2 - BaselineVisit 3 - Week 4Visit 4 - Week 12Visit 5 - End of Study - Week 20
Full Analysis Set (FAS)31.02.025.012.0
Per Protocol Set (PPS)29.511.024.011.5

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Visual Analogue Scale (VAS) Discomfort/Pain

VAS was used to assess discomfort/pain. The patient was asked to place a vertical stroke on a 100 mm VAS on which the left-hand boundary represented no discomfort/pain (at 0 mm), and the right-hand boundary (at 100 mm) represented discomfort/pain as severe as can be imagined. The distance from the mark to the left-hand boundary was recorded, with higher values indicating more discomfort/pain (worse conditions). (NCT04572997)
Timeframe: At Visit 2 (Baseline), Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (End of Study - Week 20).

,
InterventionUnits on a scale (Median)
Visit 2 - BaselineVisit 3 - Week 4Visit 4 - Week 12Visit 5 - End of Study - Week 20
Full Analysis Set (FAS)44.04.02.09.0
Per Protocol Set (PPS)37.53.01.57.5

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Psoriasis Area and Severity Index (PASI)

The PASI is a measure of psoriatic disease severity taking into account qualitative lesion characteristics (erythema, thickness, and scaling) and degree of skin surface area involvement on defined anatomical regions. PASI scores range from 0 to 72, with higher scores reflecting greater disease severity. Erythema, thickness, and scaling are scored on a scale of 0 (none) to 4 (very severe) on 4 anatomic regions of the body: head, trunk, upper limbs, and lower limbs. Degree of involvement on each of the 4 anatomic regions is scored on a scale of 0 (no involvement) to 6 (90% to 100% involvement). The total qualitative score (sum of erythema, thickness, and scaling scores) is multiplied by the degree of involvement for each anatomic region and then multiplied by a constant. These values for each anatomic region are summed to yield the PASI score. (NCT04572997)
Timeframe: At Visit 2 (Baseline), Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (End of Study - Week 20).

InterventionPASI Score (Median)
Visit 2 - BaselineVisit 3 - Week 4Visit 4 - Week 12Visit 5-End of Study-Week 20
Per Protocol Set (PPS)3.852.270.50.95

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Number of Participants With Pustules Count 50 and 75 Response

Patients experiencing a 50% and 75% decrease in Pustules count from baseline (NCT04572997)
Timeframe: At Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (End of Study-Week 20).

,
InterventionParticipants (Count of Participants)
Pustules count 50: Visit 3 - Week 4Pustules count 50: Visit 4 - Week 12Pustules count 50: Visit 5-End of Study- Week 20Pustules count 75: Visit 3 - Week 4Pustules count 75: Visit 4 - Week 12Pustules count 75: Visit 5-End of Study- Week 20
Full Analysis Set (FAS)13181681412
Per Protocol Set (PPS)14171691412

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Number of Participants With PPPASI 75 Response

PPPASI 75 response defined as a 75% decrease in PPPASI from baseline. (NCT04572997)
Timeframe: At Visit 3 (Week 4), Visit 4 (Week 12) and Visit 5 (Week 20).

,
InterventionParticipants (Count of Participants)
Visit 3 - Week 4Visit 4 - Week 12Visit 5 - End of Study - Week 20
Full Analysis Set (FAS)263
Per Protocol Set (PPS)263

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Lanadelumab Sub-protocol: Time to Confirmed Clinical Recovery Without Rehospitalization Through Day 29

"Confirmed clinical recovery means the participant is fit for discharge from hospital, defined by achieving a score of 6 (hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care), 7 (not hospitalized, limitation on activities and/or requiring home oxygen), or 8 (not hospitalized, no limitations on activities) on the clinical severity status 8-point ordinal scale, without being re-hospitalized prior to Day 29.~The Kaplan-Meier estimate of the time to confirmed clinical recovery through Day 29, without re-hospitalization through Day 29, was calculated from Study Day 1 to the earliest date on which the participant had a score of 6, 7, or 8 up to Day 29. Participants who never reached a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale before or on Day 29 were censored at Day 29. Participants who discontinued from the study before or on Day 29 were censored at time of discontinuation from study." (NCT04590586)
Timeframe: Day 1 (the day of the first dose of study drug for randomized participants who received at least one dose of study drug or the day of randomization for randomized participants who did not receive any study drug) to Day 29

Interventiondays (Median)
Lanadelumab + Standard of Care10.0
Lanadelumab Placebo Control15.5

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Lanadelumab Sub-protocol: Percentage of Participants With a ≥ 2-point Improvement From Baseline or Fit for Discharge on the Clinical Severity Status 8-Point Ordinal Scale at Day 29

"Fit for discharge is defined as achieving a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale. Participants with an ordinal scale score of 7 must not have been discharged to hospice care to be considered as fit for discharge. Participants with a missing clinical severity score at Day 29 were considered as not having met the event at Day 29.~The clinical severity status 8-point ordinal scale scores are:~Death~Hospitalized, on invasive mechanical ventilation or extracorporeal membrane oxygenation (ECMO)~Hospitalized, on noninvasive ventilation or high-flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care (COVID-19 related or otherwise)~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Baseline (Day 1) and Day 29

Interventionpercentage of participants (Number)
Lanadelumab + Standard of Care72.0
Lanadelumab Placebo Control63.3

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Zilucoplan Sub-protocol: Percentage of Participants Who Achieved Sustained Clinical Recovery

"Sustained clinical recovery is defined as being fit for discharge (achieving a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale) by Day 29, without re-hospitalization by Day 60. Participants with a score of 7 discharged to hospice care were not considered fit for discharge. Participants who died or discontinued from study or with a missing clinical recovery status at Day 60 were not considered having sustained clinical recovery.~Clinical severity status 8-point ordinal scale:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Day 60

Interventionpercentage of participants (Number)
Zilucoplan + Standard of Care55.0
Zilucoplan Placebo Control64.0

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Zilucoplan Sub-protocol: Percentage of Participants Who Died Before or on Day 29

All-cause mortality is death due to any cause. Participants with an unknown alive/death status on Day 29 were considered alive for this analysis, with the exception of patients with a score of 7 who were discharged to hospice care before or on Day 29. (NCT04590586)
Timeframe: Day 1 to Day 29

Interventionpercentage of participants (Number)
Zilucoplan + Standard of Care18.0
Zilucoplan Placebo Control24.0

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Zilucoplan Sub-protocol: Percentage of Participants With a ≥ 2-point Improvement From Baseline or Fit for Discharge on the Clinical Severity Status 8-Point Ordinal Scale at Day 29

"Fit for discharge is defined as achieving a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale. Participants with an ordinal scale score of 7 must not have been discharged to hospice care to be considered as fit for discharge. Participants with a missing clinical severity score at Day 29 were considered as not having met the event at Day 29.~The clinical severity status 8-point ordinal scale scores are:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high-flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care (COVID-19 related or otherwise)~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Baseline (Day 1) and Day 29

Interventionpercentage of participants (Number)
Zilucoplan + Standard of Care66.0
Zilucoplan Placebo Control69.3

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Zilucoplan Sub-protocol: Time to Confirmed Clinical Recovery Without Rehospitalization Through Day 29

"Confirmed clinical recovery means the participant is fit for discharge from hospital, defined by achieving a score of 6 (hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care), 7 (not hospitalized, limitation on activities and/or requiring home oxygen), or 8 (not hospitalized, no limitations on activities) on the clinical severity status 8-point ordinal scale, without being re-hospitalized prior to Day 29.~The Kaplan-Meier estimate of the time to confirmed clinical recovery through Day 29, without re-hospitalization through Day 29, was calculated from Study Day 1 to the earliest date on which the participant had a score of 6, 7, or 8 up to Day 29. Participants who never reached a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale before or on Day 29 were censored at Day 29. Participants who discontinued from the study before or on Day 29 were censored at time of discontinuation from study." (NCT04590586)
Timeframe: Day 1 (the day of the first dose of study drug for randomized participants who received at least one dose of study drug or the day of randomization for randomized participants who did not receive any study drug) to Day 29

Interventiondays (Median)
Zilucoplan + Standard of Care14.0
Zilucoplan Placebo Control15.0

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Apremilast Sub-protocol: Number of Participants With Treatment-emergent Adverse Events (TEAEs)

"An adverse event (AE) is any untoward medical occurrence in a participant, temporally associated with the use of study treatment, whether or not considered related to study treatment. A TEAE is an AE that occurs after the first dose of study drug. A serious AE is any AE that resulted in death, was life-threatening, required inpatient hospitalization or prolongation of hospitalization, resulted in persistent disability/incapacity, a congenital anomaly/birth defect, or an important medical event that may jeopardize the patient or require intervention to prevent an outcome listed above.~The Investigator assessed the intensity of each AE according to the CTCAE grades:~Grade 1 Mild; asymptomatic or mild symptoms;~Grade 2 Moderate; minimal, local or noninvasive intervention indicated;~Grade 3 Severe or medically significant, not immediately life-threatening;~Grade 4 Life-threatening; urgent intervention indicated;~Grade 5 Death due to AE." (NCT04590586)
Timeframe: From first dose of study drug to end of study (Day 60)

,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAE with a CTCAE grade ≥ 3Serious TEAETEAE leading to dose modificationTEAE leading to discontinuation of study drug
Apremilast + Standard of Care1024851169
Apremilast Placebo + Standard of Care1005455611
Apremilast Placebo Control1035757612

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Apremilast Sub-protocol: Percentage of Participants Who Achieved Clinical Recovery at Days 8, 15, and 29

"Clinical recovery is defined as being fit for discharge, i.e., the achievement of a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale. Participants with a score of 7 discharged to hospice care were not considered fit for discharge. Participants who discontinued the study on or before Days 8, 15, or 29 or with a missing clinical recovery status were considered as not having clinical recovery at each respective time point.~Clinical severity status 8-point ordinal scale:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high-flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Day 8, Day 15, and Day 29

,
Interventionpercentage of participants (Number)
Day 8Day 15Day 29
Apremilast + Standard of Care36.657.766.0
Apremilast Placebo Control35.860.072.1

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Lanadelumab Sub-protocol: Number of Participants With Treatment-emergent Adverse Events (TEAEs)

"An adverse event (AE) is any untoward medical occurrence in a participant, temporally associated with the use of study treatment, whether or not considered related to study treatment. A TEAE is an AE that occurs after the first dose of study drug. A Serious AE is any AE that resulted in death, was life-threatening, required inpatient hospitalization or prolongation of hospitalization, resulted in persistent disability/incapacity, a congenital anomaly/birth defect, or an important medical event that may jeopardize the patient or require intervention to prevent an outcome listed above.~The Investigator assessed the intensity of each AE according to the Common Terminology Criteria for Adverse Events (CTCAE):~Grade 1 Mild; asymptomatic or mild symptoms;~Grade 2 Moderate; minimal, local or noninvasive intervention indicated;~Grade 3 Severe or medically significant, not immediately life-threatening;~Grade 4 Life-threatening; urgent intervention indicated;~Grade 5 Death due to AE." (NCT04590586)
Timeframe: From first dose of study drug to end of study (Day 60)

,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAE with a CTCAE grade ≥ 3Serious TEAETEAE leading to dose modificationTEAE leading to discontinuation of study drug
Lanadelumab + Standard of Care17111121
Lanadelumab Placebo + Standard of Care11100
Lanadelumab Placebo Control22181835

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Lanadelumab Sub-protocol: Percentage of Participants Who Achieved Clinical Recovery by Days 8, 15, and 29

"Clinical recovery is defined as being fit for discharge, i.e., the achievement of a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale. Participants with a score of 7 discharged to hospice care were not considered fit for discharge. Participants who discontinued the study on or before Days 8, 15, or 29 or with a missing clinical recovery status were considered as not having clinical recovery at each respective time point.~Clinical severity status 8-point ordinal scale:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high-flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Day 8, Day 15, and Day 29

,
Interventionpercentage of participants (Number)
Day 8Day 15Day 29
Lanadelumab + Standard of Care44.056.060.0
Lanadelumab Placebo Control36.756.763.3

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Zilucoplan Sub-protocol: Number of Participants With Treatment-emergent Adverse Events

"An adverse event is any untoward medical occurrence in a participant, temporally associated with the use of study treatment, whether or not considered related to study treatment. A TEAE is an AE that occurs after the first dose of study drug. A serious AE is any AE that resulted in death, was life-threatening, required inpatient hospitalization or prolongation of hospitalization, resulted in persistent disability/incapacity, a congenital anomaly/birth defect, or an important medical event that may jeopardize the patient or require intervention to prevent an outcome listed above.~The Investigator assessed the intensity of each AE according to the CTCAE grades:~Grade 1 Mild; asymptomatic or mild symptoms;~Grade 2 Moderate; minimal, local or noninvasive intervention indicated;~Grade 3 Severe or medically significant, not immediately life-threatening;~Grade 4 Life-threatening; urgent intervention indicated;~Grade 5 Death due to AE." (NCT04590586)
Timeframe: From first dose of study drug to end of study (Day 60)

,,
InterventionParticipants (Count of Participants)
Any treatment-emergent adverse event (TEAE)TEAE with a CTCAE grade ≥ 3Serious TEAETEAE leading to dose modificationTEAE leading to discontinuation of study drug
Zilucoplan Placebo + Standard of Care43201
Zilucoplan Placebo Control47292955
Zilucoplan+ Standard of Care65343107

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Zilucoplan Sub-protocol: Percentage of Participants Who Achieved Clinical Recovery by Days 8, 15, and 29

"Clinical recovery is defined as being fit for discharge, i.e., the achievement of a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale. Participants with a score of 7 discharged to hospice care were not considered fit for discharge. Participants who discontinued the study on or before Days 8, 15, or 29 or with a missing clinical recovery status were considered as not having clinical recovery at each respective time point.~Clinical severity status 8-point ordinal scale:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high-flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Day 8, Day 15, and Day 29

,
Interventionpercentage of participants (Number)
Day 8Day 15Day 29
Zilucoplan + Standard of Care33.053.060.0
Zilucoplan Placebo Control30.753.366.7

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Apremilast Sub-protocol: Clinical Severity Status 8-Point Ordinal Scale Score at Days 8, 15, and 29

"The clinical severity status 8-point ordinal scale scores are:~Death~Hospitalized, on invasive mechanical ventilation or extracorporeal membrane oxygenation (ECMO)~Hospitalized, on noninvasive ventilation or high flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care (COVID-19 related or otherwise)~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities~Participants with a score of 7 who were discharged to hospice care are counted with participants with a score of 1 (death) for this endpoint." (NCT04590586)
Timeframe: Day 8, Day 15, and Day 29

InterventionParticipants (Count of Participants)
Day 872273936Day 872273930Day 1572273936Day 1572273930Day 2972273930Day 2972273936
5 (Hospitalized, not requiring supplemental oxygen6 (Hospitalized, not requiring supplemental oxygen7 (Not hospitalized, limitation on activities and/8 (Not hospitalized, no limitations on activities)Missing1 (Death or discharged to hospice care)2 (Hospitalized on invasive mechanical ventilation3 (Hospitalized on noninvasive ventilation or high4 (Hospitalized, requiring supplemental oxygen)
Apremilast + Standard of Care11
Apremilast + Standard of Care22
Apremilast Placebo Control20
Apremilast + Standard of Care25
Apremilast + Standard of Care26
Apremilast Placebo Control26
Apremilast + Standard of Care31
Apremilast Placebo Control40
Apremilast + Standard of Care36
Apremilast Placebo Control33
Apremilast + Standard of Care38
Apremilast Placebo Control34
Apremilast + Standard of Care5
Apremilast Placebo Control24
Apremilast + Standard of Care16
Apremilast Placebo Control13
Apremilast + Standard of Care9
Apremilast Placebo Control9
Apremilast Placebo Control8
Apremilast + Standard of Care10
Apremilast Placebo Control5
Apremilast + Standard of Care46
Apremilast Placebo Control48
Apremilast + Standard of Care78
Apremilast Placebo Control79
Apremilast Placebo Control2
Apremilast Placebo Control31
Apremilast Placebo Control6
Apremilast Placebo Control3
Apremilast + Standard of Care6
Apremilast Placebo Control1
Apremilast + Standard of Care0
Apremilast + Standard of Care34
Apremilast + Standard of Care110
Apremilast Placebo Control104
Apremilast + Standard of Care4

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Lanadelumab Sub-protocol: Percentage of Participants Who Achieved Oxygen-Free Recovery at Day 29

Oxygen-free recovery at Day 29 is defined as being alive, discharged, and not receiving supplemental oxygen at Day 29. Participants who reached a score of 7 on the ordinal scale for clinical severity who were discharged to hospice care before or on Day 29 were considered as not discharged at Day 29. Participants with a missing oxygen-free recovery status at Day 29 were considered as not having an oxygen-free recovery. (NCT04590586)
Timeframe: Day 29

Interventionpercentage of participants (Number)
Lanadelumab + Standard of Care52.0
Lanadelumab Placebo Control56.7

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Zilucoplan Sub-protocol: Clinical Severity Status 8-Point Ordinal Scale Score at Days 8, 15, and 29

"The clinical severity status 8-point ordinal scale scores are:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care (COVID-19 related or otherwise)~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities~Participants with a score of 7 who were discharged to hospice care are counted with participants with a score of 1 (death) for this endpoint." (NCT04590586)
Timeframe: Day 8, Day 15, and Day 29

InterventionParticipants (Count of Participants)
Day 872273932Day 872273931Day 1572273932Day 1572273931Day 2972273931Day 2972273932
1 (Death or discharged to hospice care)2 (Hospitalized on invasive mechanical ventilation3 (Hospitalized on noninvasive ventilation or high4 (Hospitalized, requiring supplemental oxygen)5 (Hospitalized, not requiring supplemental oxygen6 (Hospitalized, not requiring supplemental oxygen7 (Not hospitalized, limitation on activities and/8 (Not hospitalized, no limitations on activities)Missing
Zilucoplan Placebo Control5
Zilucoplan + Standard of Care24
Zilucoplan Placebo Control14
Zilucoplan + Standard of Care12
Zilucoplan Placebo Control8
Zilucoplan Placebo Control10
Zilucoplan Placebo Control1
Zilucoplan + Standard of Care22
Zilucoplan Placebo Control9
Zilucoplan + Standard of Care11
Zilucoplan Placebo Control12
Zilucoplan + Standard of Care8
Zilucoplan + Standard of Care16
Zilucoplan Placebo Control7
Zilucoplan + Standard of Care3
Zilucoplan Placebo Control3
Zilucoplan + Standard of Care10
Zilucoplan Placebo Control6
Zilucoplan + Standard of Care2
Zilucoplan + Standard of Care0
Zilucoplan + Standard of Care25
Zilucoplan + Standard of Care31
Zilucoplan Placebo Control26
Zilucoplan + Standard of Care5
Zilucoplan + Standard of Care14
Zilucoplan Placebo Control18
Zilucoplan + Standard of Care1
Zilucoplan Placebo Control0
Zilucoplan + Standard of Care20
Zilucoplan + Standard of Care44
Zilucoplan Placebo Control35
Zilucoplan Placebo Control2

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Apremilast Sub-protocol: Percentage of Participants Who Achieved Oxygen-Free Recovery at Day 29

Oxygen-free recovery at Day 29 is defined as being alive, discharged, and not receiving supplemental oxygen at Day 29. Participants who reached a score of 7 on the ordinal scale for clinical severity who were discharged to hospice care before or on Day 29 were considered as not discharged at Day 29. Participants with a missing oxygen-free recovery status at Day 29 were considered as not having an oxygen-free recovery. (NCT04590586)
Timeframe: Day 29

Interventionpercentage of participants (Number)
Apremilast + Standard of Care59.8
Apremilast Placebo Control63.7

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Apremilast Sub-protocol: Percentage of Participants Who Achieved Sustained Clinical Recovery

"Sustained clinical recovery is defined as being fit for discharge (achieving a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale) by Day 29, without re-hospitalization by Day 60. Participants with a score of 7 discharged to hospice care were not considered fit for discharge. Participants who died or discontinued from study or with a missing clinical recovery status at Day 60 were not considered having sustained clinical recovery.~Clinical severity status 8-point ordinal scale:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Day 60

Interventionpercentage of participants (Number)
Apremilast + Standard of Care66.0
Apremilast Placebo Control66.3

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Lanadelumab Sub-protocol: Clinical Severity Status 8-Point Ordinal Scale Score at Days 8, 15, and 29

"The clinical severity status 8-point ordinal scale scores are:~Death~Hospitalized, on invasive mechanical ventilation or extracorporeal membrane oxygenation (ECMO)~Hospitalized, on noninvasive ventilation or high flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care (COVID-19 related or otherwise)~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities~Participants with a score of 7 who were discharged to hospice care are counted with participants with a score of 1 (death) for this endpoint." (NCT04590586)
Timeframe: Day 8, Day 15, and Day 29

InterventionParticipants (Count of Participants)
Day 872273928Day 872273927Day 1572273928Day 1572273927Day 2972273927Day 2972273928
1 (Death or discharged to hospice care)2 (Hospitalized on invasive mechanical ventilation3 (Hospitalized on noninvasive ventilation or high4 (Hospitalized, requiring supplemental oxygen)5 (Hospitalized, not requiring supplemental oxygen6 (Hospitalized, not requiring supplemental oxygen7 (Not hospitalized, limitation on activities and/Missing8 (Not hospitalized, no limitations on activities)
Lanadelumab + Standard of Care4
Lanadelumab + Standard of Care3
Lanadelumab Placebo Control4
Lanadelumab Placebo Control6
Lanadelumab + Standard of Care1
Lanadelumab + Standard of Care2
Lanadelumab + Standard of Care8
Lanadelumab Placebo Control7
Lanadelumab Placebo Control1
Lanadelumab Placebo Control3
Lanadelumab Placebo Control13
Lanadelumab + Standard of Care7
Lanadelumab Placebo Control9
Lanadelumab Placebo Control2
Lanadelumab Placebo Control0
Lanadelumab + Standard of Care0
Lanadelumab + Standard of Care5
Lanadelumab + Standard of Care12

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Apremilast Sub-protocol: Percentage of Participants Who Died Before or on Day 29

All-cause mortality is death due to any cause. Participants with an unknown alive/death status on Day 29 were considered alive for this analysis, with the exception of patients with a score of 7 who were discharged to hospice care before or on Day 29. (NCT04590586)
Timeframe: Day 1 to Day 29

Interventionpercentage of participants (Number)
Apremilast + Standard of Care17.5
Apremilast Placebo Control17.4

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Lanadelumab Sub-protocol: Percentage of Participants Who Died Before or on Day 29

All-cause mortality is death due to any cause. Participants with an unknown alive/death status on Day 29 were considered alive for this analysis, with the exception of patients with a score of 7 who were discharged to hospice care before or on Day 29. (NCT04590586)
Timeframe: Day 1 to Day 29

Interventionpercentage of participants (Number)
Lanadelumab + Standard of Care32.0
Lanadelumab Placebo Control30.0

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Apremilast Sub-protocol: Percentage of Participants With a ≥ 2-point Improvement From Baseline or Fit for Discharge on the Clinical Severity Status 8-Point Ordinal Scale at Day 29

"Fit for discharge is defined as achieving a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale. Participants with an ordinal scale score of 7 must not have been discharged to hospice care to be considered as fit for discharge. Participants with a missing clinical severity score at Day 29 were considered as not having met the event at Day 29.~The clinical severity status 8-point ordinal scale scores are:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high-flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care (COVID-19 related or otherwise)~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Baseline (Day 1) and Day 29

Interventionpercentage of participants (Number)
Apremilast + Standard of Care74.7
Apremilast Placebo Control77.9

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Apremilast Sub-protocol: Time to Confirmed Clinical Recovery Without Rehospitalization Through Day 29

"Confirmed clinical recovery means the participant is fit for discharge from hospital, defined by achieving a score of 6 (hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care), 7 (not hospitalized, limitation on activities and/or requiring home oxygen), or 8 (not hospitalized, no limitations on activities) on the clinical severity status 8-point ordinal scale, without being re-hospitalized prior to Day 29.~The Kaplan-Meier estimate of the time to confirmed clinical recovery through Day 29, without re-hospitalization through Day 29, was calculated from Study Day 1 to the earliest date on which the participant had a score of 6, 7, or 8 up to Day 29. Participants who never reached a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale before or on Day 29 were censored at Day 29. Participants who discontinued from the study before or on Day 29 were censored at time of discontinuation from study." (NCT04590586)
Timeframe: Day 1 (the day of the first dose of study drug for randomized participants who received at least one dose of study drug or the day of randomization for randomized participants who did not receive any study drug) to Day 29

Interventiondays (Median)
Apremilast + Standard of Care14.0
Apremilast Placebo Control14.0

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Zilucoplan Sub-protocol: Percentage of Participants Who Achieved Oxygen-Free Recovery at Day 29

Oxygen-free recovery at Day 29 is defined as being alive, discharged, and not receiving supplemental oxygen at Day 29. Participants who reached a score of 7 on the ordinal scale for clinical severity who were discharged to hospice care before or on Day 29 were considered as not discharged at Day 29. Participants with a missing oxygen-free recovery status at Day 29 were considered as not having an oxygen-free recovery. (NCT04590586)
Timeframe: Day 29

Interventionpercentage of participants (Number)
Zilucoplan + Standard of Care54.0
Zilucoplan Placebo Control60.0

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Lanadelumab Sub-protocol: Percentage of Participants Who Achieved Sustained Clinical Recovery

"Sustained clinical recovery is defined as being fit for discharge (achieving a score of 6, 7, or 8 on the clinical severity status 8-point ordinal scale) by Day 29, without re-hospitalization by Day 60. Participants with a score of 7 discharged to hospice care were not considered fit for discharge. Participants who died or discontinued from study or with a missing clinical recovery status at Day 60 were not considered having sustained clinical recovery.~Clinical severity status 8-point ordinal scale:~Death~Hospitalized, on invasive mechanical ventilation or ECMO~Hospitalized, on noninvasive ventilation or high flow oxygen devices~Hospitalized, requiring supplemental oxygen~Hospitalized, not requiring supplemental oxygen, requiring ongoing medical care~Hospitalized, not requiring supplemental oxygen, no longer requires ongoing medical care~Not hospitalized, limitation on activities and/or requiring home oxygen~Not hospitalized, no limitations on activities" (NCT04590586)
Timeframe: Day 60

Interventionpercentage of participants (Number)
Lanadelumab + Standard of Care40.0
Lanadelumab Placebo Control56.7

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Area Under the Concentration-time Curve of Apremilast in Plasma Over the Time Interval From 0 Extrapolated to Infinity (AUC0-∞)

The area under the concentration-time curve of apremilast in plasma over the time interval from 0 extrapolated to infinity (AUC0-∞) is reported. (NCT04811573)
Timeframe: 1 hour (h) before and 30 minutes (min), 1h, 1h30min, 2h, 2h30min, 3h, 3h30min, 4h, 5h, 6h, 8h, 11h, 15h, 24h, 36h, 48h after study drug administration.

Interventionhour * nanogram / milliliter (h*ng/mL) (Geometric Mean)
EU-Otezla Fasted (A; Tfasted)2420
US-Otezla Fasted (B; R1fasted)2460
EU-Otezla Fed (C; Tfed)2600
US-Otezla Fed (D; R1fed)2600
Japan-Otezla Fasted (E; R2fasted)2370

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Area Under the Concentration-time Curve of Apremilast in Plasma Over the Time Interval From 0 to the Last Quantifiable Data Point (AUC0-tz)

The area under the concentration-time curve of apremilast in plasma over the time interval from 0 to the last quantifiable data point (AUC0-tz) is reported. (NCT04811573)
Timeframe: 1 hour (h) before and 30 minutes (min), 1h, 1h30min, 2h, 2h30min, 3h, 3h30min, 4h, 5h, 6h, 8h, 11h, 15h, 24h, 36h, 48h after study drug administration.

Interventionhour * nanogram / milliliter (h*ng/mL) (Geometric Mean)
EU-Otezla Fasted (A; Tfasted)2390
US-Otezla Fasted (B; R1fasted)2430
EU-Otezla Fed (C; Tfed)2580
US-Otezla Fed (D; R1fed)2580
Japan-Otezla Fasted (E; R2fasted)2350

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Maximum Measured Concentration of Apremilast in Plasma (Cmax)

The maximum measured concentration of apremilast in plasma (Cmax) is reported. (NCT04811573)
Timeframe: 1 hour (h) before and 30 minutes (min), 1h, 1h30min, 2h, 2h30min, 3h, 3h30min, 4h, 5h, 6h, 8h, 11h, 15h, 24h, 36h, 48h after study drug administration.

Interventionnanogram / milliliter (ng/mL) (Geometric Mean)
EU-Otezla Fasted (A; Tfasted)298
US-Otezla Fasted (B; R1fasted)301
EU-Otezla Fed (C; Tfed)303
US-Otezla Fed (D; R1fed)271
Japan-Otezla Fasted (E; R2fasted)299

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