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entacapone

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Description

entacapone: structure given in first source [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

entacapone : A monocarboxylic acid amide that is N,N-diethylprop-2-enamide in which the hydrogen at position 2 is substituted by a cyano group and the hydrogen at the 3E position is substituted by a 3,4-dihydroxy-5-nitrophenyl group. [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]

Cross-References

ID SourceID
PubMed CID5281081
CHEMBL ID953
CHEBI ID4798
SCHEMBL ID34504
SCHEMBL ID34505
SCHEMBL ID13596593
MeSH IDM0193491

Synonyms (117)

Synonym
AC-393
BIDD:GT0026
com-998
entacaponum
comtess
entacaponum [inn-latin]
comtan
(e)-alpha-cyano-n,n-diethyl-3,4-dihydroxy-5-nitrocinnamamide
or-611
2-propenamide, 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethyl-, (2e)-
or 611
entacapona [inn-spanish]
(e)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethyl-2-propenamide
130929-57-6
C07943
entacapone
n,n-diethyl-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl) acrylamide
DB00494
D00781
comtan (tn)
entacapone (jp17/usp/inn)
NCGC00164555-01
2-cyano-n,n-diethyl-3-(3,4-dihydroxy-5-nitrophenyl)propenamide
2-propenamide, 2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethyl-
(e)-2-cyano-3-(3,4-dihydroxy-5-nitro-phenyl)-n,n-diethyl-prop-2-enamide
116314-67-1
CHEBI:4798 ,
entacapona
(2e)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethylprop-2-enamide
HMS2089O16
CHEMBL953 ,
entacapone orion
entacapone teva
bdbm50108879
(e)-2-cyano-n,n-diethyl-3-[3-nitro-4,5-bis(oxidanyl)phenyl]prop-2-enamide
A806167
NCGC00164555-02
(e)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethylprop-2-enamide
(e)-entacapone
entacapone [usan:usp:inn:ban]
unii-4975g9nm6t
4975g9nm6t ,
hsdb 8251
entacom
cas-130929-57-6
tox21_112184
dtxsid5046439 ,
dtxcid3026439
BCP9000645
AKOS015965009
HY-14280
CS-1266
AKOS015907685
S3147
gtpl6647
BRD-K83636919-001-01-4
entacapone [ema epar]
entacapone component of levodopa/carbidopa/entacapone orion
entacapone [mart.]
entacapone [jan]
entacapone component of stalevo
levodopa/carbidopa/entacapone orion component entacapone
entacapone [usp monograph]
entacapone [ep monograph]
(e)-.alpha.-cyano-n,n-diethyl-3,4-dihydroxy-5-nitrocinnamamide
entacapone component of corbilta
entacapone [vandf]
entacapone [mi]
corbilta component entacapone
entacapone [inn]
entacapone [orange book]
entacapone [usp-rs]
entacapone [usan]
entacapone [who-dd]
stalevo component entacapone
CCG-213064
SCHEMBL34504
SCHEMBL34505
NCGC00164555-03
tox21_112184_1
(2e)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethyl-2-propenamide
JRURYQJSLYLRLN-BJMVGYQFSA-N
(e)-n, n-diethyl-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylamide
(e)-n,n-diethyl-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylamide
AB01275450-01
SCHEMBL13596593
(e)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethylacrylamide
AB01275450_02
AB01275450_03
J-005902
EX-A1130
sr-05000001452
SR-05000001452-3
SR-05000001452-1
SR-05000001452-2
J-008069
mfcd00866580
HMS3713B20
SW199035-2
Q416444
2-propenamide,2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-n,n-diethyl-,(2e)-
(~{e})-2-cyano-~{n},~{n}-diethyl-3-[3-nitro-4,5-bis(oxidanyl)phenyl]prop-2-enamide
PD9 ,
or611
HMS3885K09
A922031
NCGC00164555-10
entacaponum (latin)
entacapone (mart.)
entacapona (inn-spanish)
entacaponum (inn-latin)
entacapone (ep monograph)
entacapone (usp monograph)
entacapone (usan:usp:inn:ban)
n04bx02
entacapone (usp-rs)
E0961

Research Excerpts

Overview

Entacapone (ENT) is a powerful catechol-O-methyl transferase inhibitor that is used for the diagnosis and treatment of Parkinson's syndrome. The amount used must be well controlled to avoid overtreatment and side effect.

ExcerptReferenceRelevance
"Entacapone (ENT) is a powerful catechol-O-methyl transferase inhibitor that is used for the diagnosis and treatment of Parkinson's syndrome, but the amount used must be well controlled to avoid overtreatment and side effect. "( Fast Detection of Entacapone by a Lanthanide-Organic Framework with Rhombic Channels.
Chen, Z; Cheng, P; Han, Z; Min, H; Shi, W; Sun, T; Wu, S, 2021
)
2.4
"Entacapone is a potent and specific peripheral catechol-O-methyltransferase inhibitor."( Clinical Pharmacology of Entacapone (Comtan) From the FDA Reviewer.
Habet, S, 2022
)
1.75
"Entacapone is a specific inhibitor of catechol-O-methyltransferase, which is used as an adjuvant drug against Parkinson's disease."( Entacapone alleviates acute kidney injury by inhibiting ferroptosis.
Han, S; He, J; Huang, N; Jiang, L; Li, P; Sun, X; Xin, H; Yang, J; Zhang, X, 2022
)
2.89
"Entacapone is a catechol-O-methyl transferase (COMT) inhibitor which elicits antioxidant activity by scavenging peroxynitrite."( Entacapone scavenges peroxynitrite and protects against kidney and liver injuries induced by renal ischemia/reperfusion in rats.
Elshazly, S; Fahmy, A; Shewaikh, SM; Soliman, E, 2021
)
2.79
"Entacapone is a clinically used inhibitor of COMT, and has been shown to modulate the methylation of food-derived polyphenols."( Enhancing the Cancer Cell Growth Inhibitory Effects of Table Grape Anthocyanins.
Cantu, EJ; Forester, SC; Grimes, KL; Kaur, B; McCarthy, JJ; Stuart, CM, 2018
)
1.2
"Entacapone is an inhibitor of catechol-O-methyltransferase (COMT) and is being used to extend the therapeutic effect of levodopa in patients with advanced and fluctuating Parkinson's disease. "( Development of a physiologically based pharmacokinetic/pharmacodynamic model to identify mechanisms contributing to entacapone low bioavailability.
Alqahtani, S; Kaddoumi, A, 2015
)
2.07
"Entacapone is a highly potent, reversible, peripherally acting catechol-O-methyl transferase (COMT) inhibitor that is used as an adjunct to L-dopa in the treatment of patients with Parkinson disease (PD). "( Erythrocytes catechol-o-methyl transferase activity is up-regulated after a 3-month treatment by entacapone in parkinsonian patients.
Costentin, J; Cottard, AM; Maltête, D; Mihout, B,
)
1.79
"Entacapone is a promising drug used widely for the treatment of Parkinson's disease (PD) as a catechol-O-methyl transferase (COMT) inhibitor. "( Entacapone promotes cAMP-dependent colonic Cl(-) secretion in rats.
Guo, H; Ji, T; Li, LS; Li, XF; Li, Y; Xu, JD; Zhang, Y; Zheng, LF; Zhu, JX, 2011
)
3.25
"Entacapone is a peripherally acting catechol-O-methyltransferase (COMT) inhibitor. "( Entacapone improves the availability of L-dopa in plasma by decreasing its peripheral metabolism independent of L-dopa/carbidopa dose.
Heikkinen, H; Kaakkola, S; Kela, M; Laine, T; Puttonen, J; Reinikainen, K; Varhe, A, 2002
)
3.2
"Entacapone is a specific, peripherally acting catechol- O-methyltransferase (COMT) inhibitor that prevents peripheral degradation of L-dopa, thus improving its bioavailability. "( Temporal administration of entacapone with slow release L-dopa: pharmacokinetic profile and clinical outcome.
Bassi, A; Brusa, L; Fedele, E; Giacomini, P; Lunardi, G; Pierantozzi, M; Stanzione, P, 2004
)
2.06
"Entacapone is a COMT inhibitor used in Parkinson's disease (PD) patients, as an adjunctive therapy to L-dopa in order to prolong its bioavailability and thus its clinical effect. "( Delayed administration may improve entacapone effects in parkinsonian patients non-responding to the drug.
Bassi, A; Brusa, L; Fedele, E; Lunardi, G; Pasqualetti, P; Peppe, A; Pierantozzi, M; Stanzione, P; Stefani, A, 2004
)
2.04
"Entacapone is a catechol-O-methyltransferase (COMT) inhibitor used as an adjunct to levodopa/dopa decarboxylase inhibitors in the treatment of Parkinson's disease. "( Entacapone increases levodopa exposure and reduces plasma levodopa variability when used with Sinemet CR.
Gordin, A; Huupponen, R; Kultalahti, ER; Laine, K; Leinonen, M; Paija, O; Reinikainen, K,
)
3.02
"Entacapone is a potent, selective catechol-O-methyltransferase (COMT) inhibitor. "( The effect of entacapone on the disposition and hemodynamic effects of intravenous isoproterenol and epinephrine.
Gordin, A; Illi, A; Korhonen, P; Ojala-Karlsson, P; Scheinin, M; Sundberg, S, 1995
)
2.09
"Entacapone is an effective COMT inhibitor."( Effect of entacapone, a COMT inhibitor, on the pharmacokinetics and metabolism of levodopa after administration of controlled-release levodopa-carbidopa in volunteers.
Ahtila, S; Gordin, A; Heinävaara, S; Kaakkola, S; Karlsson, M; Korpela, K; Männistö, PT; Tuomainen, P; Wikberg, T, 1995
)
1.41
"Thus entacapone seems to be a valuable adjuvant to levodopa treatment in parkinsonian patients with end-of-dose failure."( Effect of one month's treatment with peripherally acting catechol-O-methyltransferase inhibitor, entacapone, on pharmacokinetics and motor response to levodopa in advanced parkinsonian patients.
Rinne, UK; Ruottinen, HM, 1996
)
0.97
"Entacapone functions as a bidentate ligand chelating through the catecholate oxygen atoms and forms stable iron(III) complexes with the formation constant of a tris complex: log beta-613 ([FeL3(3-)][H]6+/[Fe3+][H2L]3) = -6.9 +/- 0.1."( Iron(III)-chelating properties of the novel catechol O-methyltransferase inhibitor entacapone in aqueous solution.
Lotta, T; Orama, M; Taskinen, J; Tilus, P, 1997
)
1.24
"Entacapone is a catechol-O-methyltransferase (COMT) inhibitor that has been shown to increase the area under the concentration-time curve of plasma levodopa by decreasing its systemic elimination, thereby promoting and improving therapeutic response to it."( Entacapone enhances the response to levodopa in parkinsonian patients with motor fluctuations. Nomecomt Study Group.
Larsen, JP; Rinne, UK; Siden, A; Worm-Petersen, J, 1998
)
3.19
"Entacapone is a novel, potent inhibitor of catechol-O-methyltransferase (COMT) intended for use as an adjunct in the treatment of Parkinson's disease."( Separation of the glucuronides of entacapone and its (Z)-isomer in urine by micellar electrokinetic capillary chromatography.
Lehtonen, P; Mälkki-Laine, L; Wikberg, T, 1999
)
1.3
"Entacapone is a novel drug which, as a potent inhibitor of catechol-O-methyltransferase (COMT), is used as an adjunct in the standard therapy of Parkinson's disease."( Micellar electrokinetic capillary chromatography method for direct determination of glucuronides of entacapone and its (Z)-isomer in human urine.
Lehtinen, S; Lehtonen, P; Mälkki-Laine, L; Wikberg, T, 1999
)
1.24
"Entacapone (Comtan) is a potent, selective inhibitor of peripheral catechol-O-methyltransferase (COMT) with therapeutic potential as an adjuvant to levodopa therapy in patients with Parkinson's disease. "( [Entacapone: is it useful as complimentary treatment with levodopa?].
Burguera, JA; Grandas, F; Horga de la Parte, JF; Kulisevsky, J; Luquin, R; Martí, F; Matías-Guiu, J; Obeso, JA,
)
2.48
"Entacapone is a potent and specific peripheral catechol-O-methyltransferase (COMT) inhibitor. "( Entacapone. A review of its use in Parkinson's disease.
Holm, KJ; Spencer, CM, 1999
)
3.19
"Entacapone is a peripherally acting catechol O-methyltransferase (COMT) inhibitor used as an adjunct to each daily levodopa/dopa decarboxylase (DDC) inhibitor dose in the treatment of Parkinson's disease. "( Pharmacokinetics of oral entacapone after frequent multiple dosing and effects on levodopa disposition.
Gordin, A; Huhtala, S; Huupponen, R; Korpela, K; Reinikainen, K; Rouru, J; Savontaus, E; Scheinin, M, 1999
)
2.05
"Entacapone (Comtan) is a potent, peripherally acting, reversible and selective inhibitor of catechol-O-methyltransferase (COMT)."( [Inhibition of the COMPT with entacapone in the treatment of motor fluctuations in Parkinson disease].
Kulisevsky, J,
)
1.14
"Entacapone is a specific, potent, peripherally acting catechol-O-methyltransferase (COMT) inhibitor. "( The catechol-O-methyltransferase (COMT) inhibitor entacapone enhances the pharmacokinetic and clinical response to Sinemet CR in Parkinson's disease.
Brooks, DJ; Gordin, A; Karlsson, M; Korpela, K; Pavese, N; Piccini, P, 2000
)
2
"Entacapone is a potent, reversible and orally active inhibitor of catechol-O-methyltransferase. "( Efficacy and tolerability of entacapone as adjunctive therapy to levodopa in patients with Parkinson's disease and end-of-dose deterioration in daily medical practice: an open, multicenter study.
Bourdeix, I; Delumeau, JC; Devaux, I; Durif, F; Pere, JJ, 2001
)
2.04
"Entacapone is a selective inhibitor of COMT whose activity is primarily in the peripheral nervous system, with little effect in the central nervous system."( Entacapone: a catechol-O-methyltransferase inhibitor for the adjunctive treatment of Parkinson's disease.
Najib, J, 2001
)
2.47
"Entacapone is a new inhibitor of catechol-O-methyltransferase (COMT) that is used as an adjunct to L-dopa therapy in the treatment of Parkinson's disease. "( Synthesis and in-vitro/in-vivo evaluation of orally administered entacapone prodrugs.
Forsberg, M; Gynther, J; Huuskonen, J; Järvinen, T; Leppänen, J; Männistö, PT; Nevalainen, T; Savolainen, J; Taipale, H, 2001
)
1.99
"Entacapone is an effective and safe levodopa extender and enhancer, improving the symptomatic efficacy of levodopa in PD and adding to the patients' benefit."( Efficacy and safety of entacapone in Parkinson's disease patients with suboptimal levodopa response: a 6-month randomized placebo-controlled double-blind study in Germany and Austria (Celomen study).
Deuschl, G; Gordin, A; Kultalahti, ER; Leinonen, M; Poewe, WH, 2002
)
2.07

Effects

Entacapone has the cytotoxicity effect on both esophageal cancer cell lines compared to normal PBMC cells. The drug has a relatively low oral bioavailability which may, in part, be due to its low aqueous solubility at low pH.

ExcerptReferenceRelevance
"Entacapone has a relatively low oral bioavailability which may, in part, be due to its low aqueous solubility at low pH and/or its hydrophilic character at neutral pH. "( Synthesis and in vitro/in vivo evaluation of novel oral N-alkyl- and N,N-dialkyl-carbamate esters of entacapone.
Forsberg, M; Gynther, J; Huuskonen, J; Jarvinen, T; Leppanen, J; Mannisto, PT; Nevalainen, T; Savolainen, J; Taipale, H, 2000
)
1.97
"Entacapone has the cytotoxicity effect on both esophageal cancer cell lines compared to normal PBMC cells. "( Anti-cancer effect of entacaponeon esophageal cancer cells via apoptosis induction and cell cycle modulation.
Asadi, J; Jafari, SM; Mohammadi, Z; Ramedani, F; Saghaeian Jazi, M, 2023
)
2.67
"Entacapone has low and variable oral bioavailability and the underlying mechanism(s) for this behavior have not been studied."( Development of a physiologically based pharmacokinetic/pharmacodynamic model to identify mechanisms contributing to entacapone low bioavailability.
Alqahtani, S; Kaddoumi, A, 2015
)
1.35
"Entacapone has been described as a well-tolerated and safe drug in recent experimental studies, human clinical trials and postmarketing surveillance."( Hepatotoxic profile of catechol-O-methyltransferase inhibitors in Parkinson's disease.
Benabou, R; Waters, C, 2003
)
1.04
"Entacapone has not been connected to liver toxicity and there are no indications to follow laboratory safety during treatment."( Clinical advantages of COMT inhibition with entacapone - a review.
Gordin, A; Kaakkola, S; Teräväinen, H, 2004
)
1.31
"Entacapone has a relatively low oral bioavailability which may, in part, be due to its low aqueous solubility at low pH and/or its hydrophilic character at neutral pH. "( Synthesis and in vitro/in vivo evaluation of novel oral N-alkyl- and N,N-dialkyl-carbamate esters of entacapone.
Forsberg, M; Gynther, J; Huuskonen, J; Jarvinen, T; Leppanen, J; Mannisto, PT; Nevalainen, T; Savolainen, J; Taipale, H, 2000
)
1.97

Actions

Entacapone can cause both dopaminergic and non-dopaminergic adverse events. The entacap one-derived increase in the benefit from levodopa was lost almost completely following its withdrawal.

ExcerptReferenceRelevance
"Entacapone can cause both dopaminergic and non-dopaminergic adverse events."( Clinical advantages of COMT inhibition with entacapone - a review.
Gordin, A; Kaakkola, S; Teräväinen, H, 2004
)
1.31
"The entacapone-derived increase in the benefit from levodopa was lost almost completely following its withdrawal."( Entacapone enhances the response to levodopa in parkinsonian patients with motor fluctuations. Nomecomt Study Group.
Larsen, JP; Rinne, UK; Siden, A; Worm-Petersen, J, 1998
)
2.22

Treatment

Pretreatment with entacapone (OR-611), a peripheral catechol O-methyl-transferase (COMT) inhibitor, greatly reduces the plasma 3OMFD fraction. Entacap one treatment resulted in a reduction of 16% in the mean total daily levodopa dose due to dyskinesiae.

ExcerptReferenceRelevance
"Entacapone treatment resulted in a reduction of 16% in the mean total daily levodopa dose due to dyskinesiae."( Entacapone prolongs levodopa response in a one month double blind study in parkinsonian patients with levodopa related fluctuations.
Rinne, UK; Ruottinen, HM, 1996
)
2.46
"Treatment with entacapone also provided an additional 7.6 months with < or =25% off-time/day compared with standard treatment."( Cost effectiveness of treatment of Parkinson's disease with entacapone in the United States.
Nuijten, MJ; Palmer, CS; Schmier, JK; Snyder, EH; Subedi, P, 2002
)
0.9
"Treatment with entacapone was also associated with improvement in patient QoL, with a mean reduction (improvement) in PDQ-8 score of 1.8 from baseline."( Combining entacapone with levodopa/DDCI improves clinical status and quality of life in Parkinson's Disease (PD) patients experiencing wearing-off, regardless of the dosing frequency: results of a large multicentre open-label study.
Azulay, JP; Bernhard, G; Giménez-Roldán, S; Markabi, S; Martin, W; Onofrj, M; Schmidt, W; Thomas, A; Vingerhoets, F, 2004
)
1.07
"Pretreatment with entacapone (OR-611), a peripheral catechol O-methyl-transferase (COMT) inhibitor, greatly reduces the plasma 3OMFD fraction and provides an ideal situation to evaluate the contribution of the plasma 3OMFD fraction in several kinetic models of FDOPA uptake."( Fluorodopa positron emission tomography with an inhibitor of catechol-O-methyltransferase: effect of the plasma 3-O-methyldopa fraction on data analysis.
Belakhlef, A; Chaly, T; Dahl, R; Dhawan, V; Eidelberg, D; Ishikawa, T; Mandel, F; Margouleff, C; Robeson, W, 1996
)
0.62
"Pretreatment with entacapone (12.5 mg/kg p.o.) without carbidopa caused a short-lasting enhancement of L-dopa's (12.5 mg/kg p.o.) action, whereas pretreatment with carbidopa (12.5 mg/kg p.o.) alone had a more dramatic effect."( Entacapone enhances levodopa-induced reversal of motor disability in MPTP-treated common marmosets.
Gordin, A; Jenner, P; Marsden, CD; Smith, LA, 1997
)
2.06

Toxicity

Entacapone did not show any adverse effects at the tested dose levels. With over 300,000 patient-years of exposure, levodopa combined with entacap one can be considered safe and well tolerated. Patients on entACapone had a higher frequency of adverse events than those on placebo.

ExcerptReferenceRelevance
" LD50 values of three of these compounds were assessed after intraperitoneal administration with a special emphasis on interactions with drugs increasing catecholaminergic neurotransmission."( Acute toxicity of three new selective COMT inhibitors in mice with special emphasis on interactions with drugs increasing catecholaminergic neurotransmission.
Männistö, PT; Törnwall, M, 1991
)
0.28
" Entacapone did not show any adverse effects at the tested dose levels."( Comparative toxicological study on the hepatic safety of entacapone and tolcapone in the rat.
Haasio, K; Heinonen, EH; Lindén, IB; Sopanen, L; Vaalavirta, L, 2001
)
1.47
" All entacapone patients were included in the safety evaluation of adverse events (AEs), vital signs, ECG, and laboratory parameters."( Twelve-month safety of entacapone in patients with Parkinson's disease.
Haapaniemi, H; Kultalahti, ER; Leinonen, M; Myllylä, VV, 2001
)
1.14
"Entacapone is an effective and safe levodopa extender and enhancer, improving the symptomatic efficacy of levodopa in PD and adding to the patients' benefit."( Efficacy and safety of entacapone in Parkinson's disease patients with suboptimal levodopa response: a 6-month randomized placebo-controlled double-blind study in Germany and Austria (Celomen study).
Deuschl, G; Gordin, A; Kultalahti, ER; Leinonen, M; Poewe, WH, 2002
)
2.07
" Analysis of causality in a further case initially linked to entacapone exposure was confounded by conflicting serial adverse reaction reports."( Entacapone-induced hepatotoxicity and hepatic dysfunction.
Croft-Baker, J; Davis, M; Fisher, A; McLean, AJ; Purcell, P, 2002
)
2
"4%) discontinued treatment due to adverse events (AEs) by the end of the extension phase."( Efficacy and safety of levodopa with entacapone in Parkinson's disease patients suboptimally controlled with levodopa alone, in daily clinical practice: an international, multicentre, open-label study.
Bernhard, G; Emre, M; Gershanik, O; Sauer, D, 2003
)
0.59
" With over 300,000 patient-years of exposure, levodopa combined with entacapone can be considered safe and well tolerated."( Safety and tolerability of COMT inhibitors.
Brooks, DJ, 2004
)
0.56
" Tolcapone and FCCP were shown to be toxic to human neuroblastoma SH-SY5Y cells and caused a profound reduction in ATP synthesis."( Differences in toxicity of the catechol-O-methyl transferase inhibitors, tolcapone and entacapone to cultured human neuroblastoma cells.
Cooper, JM; Korlipara, LV; Schapira, AH, 2004
)
0.55
" Twenty-four drug-related adverse events were recorded of which four were regarded as serious."( Efficacy and safety of high-dose cabergoline in Parkinson's disease.
Ludolph, A; Odin, P; Oehlwein, C; Polzer, U; Renner, R; Schüler, P; Shing, M; Storch, A; Werner, G, 2006
)
0.33
"Drug-induced liver injury (DILI) is the primary adverse event that results in withdrawal of drugs from the market and a frequent reason for the failure of drug candidates in development."( The liver toxicity biomarker study: phase I design and preliminary results.
Balasubramanian, R; Beger, RD; Beland, FA; Booth, SA; Campbell, JM; Chang, CW; Chen, JJ; Courchesne, PL; Fan, XH; Fuscoe, JC; Graber, A; Guo, Y; Han, T; Hines, WM; Juhasz, PJ; Li, TY; Lynch, MD; McBurney, RN; Moland, CL; Morel, NM; Plasterer, TN; Schnackenberg, LK; Su, Z; Takach, EJ; Tong, W; Von Tungeln, LS; Zeng, C, 2009
)
0.35
" An understanding of structure-activity relationships (SARs) of chemicals can make a significant contribution to the identification of potential toxic effects early in the drug development process and aid in avoiding such problems."( Developing structure-activity relationships for the prediction of hepatotoxicity.
Fisk, L; Greene, N; Naven, RT; Note, RR; Patel, ML; Pelletier, DJ, 2010
)
0.36
"Drug-induced liver injury (DILI) is the primary adverse event that results in the withdrawal of drugs from the market and a frequent reason for the failure of drug candidates in the pre-clinical or clinical phases of drug development."( Identification and categorization of liver toxicity markers induced by a related pair of drugs.
Beland, FA; Chang, CW; Chen, JJ; Fuscoe, JC; Han, T; Hines, WM, 2011
)
0.37
"The objectives of this study were to analyze the clinical efficacy in reducing motor complications and to evaluate their use in clinical practice and the adverse events reported in the literature."( A systematic review of catechol-0-methyltransferase inhibitors: efficacy and safety in clinical practice.
Ceravolo, R; Gioulis, M; Marsala, SZ; Tinazzi, M,
)
0.13
" Entacapone is generally well tolerated, and no significant adverse events are reported."( A systematic review of catechol-0-methyltransferase inhibitors: efficacy and safety in clinical practice.
Ceravolo, R; Gioulis, M; Marsala, SZ; Tinazzi, M,
)
1.04
" Reported adverse events were comparable between LB and LC users."( Efficacy and safety of entacapone in levodopa/carbidopa versus levodopa/benserazide treated Parkinson's disease patients with wearing-off.
Kuoppamäki, M; Leinonen, M; Poewe, W, 2015
)
0.73
" Here, we identified 3-hydroxyisobutyryl-CoA hydrolase (HIBCH) as a possible toxicity-causing off-target of tolcapone, and this protein is not bound by the less toxic COMT inhibitor entacapone."( Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
Bartho, K; Dreger, M; Graebner, O; Koester, H; Kroll, F; Luo, Y; Michaelis, S; Schlief, M; Schrey, AK; Sefkow, M; von Kleist, L, 2016
)
0.63
" Druglike derivatives 13, 15, and 16 were predicted to cross the blood-brain barrier in vitro and were significantly less toxic than tolcapone and entacapone when incubated at 50 μM with rat primary hepatocytes."( Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
Borges, F; Garrido, J; Martínez, A; Martínez-González, L; Mohamed, T; Pérez, DI; Rao, PP; Remião, F; Serrão, P; Shakeri, A; Silva, T; Soares-da-Silva, P; Uriarte, E; Valente, MJ, 2016
)
0.63
" However, patients on entacapone had a higher frequency of adverse events than those on placebo but no occurrence of severe adverse reactions."( Efficacy and Safety of Adjuvant Treatment with Entacapone in Advanced Parkinson's Disease with Motor Fluctuation: A Systematic Meta-Analysis.
Chen, J; Li, J; Liu, X; Lou, Z; Sun, Y, 2017
)
1.03

Pharmacokinetics

The aim of this trial was to evaluate the effects of the COMT inhibitor entacapone on both the pharmacokinetic profile and clinical efficacy of controlled release levodopa in Parkinson's disease (PD) patients.

ExcerptReferenceRelevance
" Pretreatment with carbidopa had no significant effect on the pharmacokinetic parameters of L-dopa in blood plasma, but resulted in an increase in the area under the concentration versus time curve (AUC) and elimination half-life (t1/2) of L-dopa in muscle ECF (0."( The effect of carbidopa and entacapone pretreatment on the L-dopa pharmacokinetics and metabolism in blood plasma and skeletal muscle in beagle dog: an in vivo microdialysis study.
Deleu, D; Ebinger, G; Michotte, Y; Sarre, S, 1995
)
0.59
" Entacapone showed linear pharmacokinetics over the dose range studied: Cmax and AUC were correlated with the dose of the drug."( Inhibition of soluble catechol-O-methyltransferase and single-dose pharmacokinetics after oral and intravenous administration of entacapone.
Gordin, A; Karlsson, M; Keränen, T; Korpela, K; Pentikäinen, PJ; Rita, H; Schultz, E; Seppälä, L; Wikberg, T, 1994
)
1.4
" We conclude that inhibition of COMT by entacapone increases the plasma half-life of levodopa and augments the antiparkinsonian effects of single and repeated doses of levodopa."( Effect of peripheral catechol-O-methyltransferase inhibition on the pharmacokinetics and pharmacodynamics of levodopa in parkinsonian patients.
Beckner, RM; Berggren, K; Carter, JH; Gancher, ST; Gordin, A; Hammerstad, JP; Nutt, JG; Stone, CK; Woodward, WR, 1994
)
0.56
" Plasma concentrations of levodopa; its metabolites 3-O-methyldopa (3-OMD), 3,4-dihydroxyphenylacetic acid (DOPAC), and homovanillic acid (HVA); as well as carbidopa and entacapone were determined for pharmacokinetic calculations."( The effect of catechol-O-methyl transferase inhibition by entacapone on the pharmacokinetics and metabolism of levodopa in healthy volunteers.
Gordin, A; Harjola, VP; Karlsson, M; Keränen, T; Korpela, K; Pentikäinen, PJ; Rita, H; Seppälä, L; Wikberg, T, 1993
)
0.72
" Plasma concentrations of levodopa, 3-O-methyldopa (3-OMD), 3,4-dihydroxyphenylacetic acid (DOPAC), homovanillic acid (HVA), carbidopa, and entacapone were determined for pharmacokinetic calculations."( Effect of entacapone, a COMT inhibitor, on the pharmacokinetics and metabolism of levodopa after administration of controlled-release levodopa-carbidopa in volunteers.
Ahtila, S; Gordin, A; Heinävaara, S; Kaakkola, S; Karlsson, M; Korpela, K; Männistö, PT; Tuomainen, P; Wikberg, T, 1995
)
0.9
" Entacapone increased statistically significantly the mean area under the plasma concentration-time curve (AUC) of levodopa by 29% after a single dose and by 21% after 4 weeks' administration, without affecting other pharmacokinetic parameters of levodopa."( Effect of one month's treatment with peripherally acting catechol-O-methyltransferase inhibitor, entacapone, on pharmacokinetics and motor response to levodopa in advanced parkinsonian patients.
Rinne, UK; Ruottinen, HM, 1996
)
1.42
" Blood samples were withdrawn for pharmacokinetic analysis, and the clinical response was measured using the motor part of the Unified Parkinson's Disease Rating Scale."( Population pharmacodynamic modeling of levodopa in patients with Parkinson's disease receiving entacapone.
Gordin, A; Karlsson, MO; Naukkarinen, TH; Rinne, UK; Ruottinen, HM; Trocóniz, IF, 1998
)
0.52
"A population pharmacodynamic model for levodopa was built that took into account interindividual and intraindividual variability."( Population pharmacodynamic modeling of levodopa in patients with Parkinson's disease receiving entacapone.
Gordin, A; Karlsson, MO; Naukkarinen, TH; Rinne, UK; Ruottinen, HM; Trocóniz, IF, 1998
)
0.52
" Pharmacokinetic parameters calculated from plasma drug concentrations on days 1-2 and 6-7 were compared with each other."( Pharmacokinetics of oral entacapone after frequent multiple dosing and effects on levodopa disposition.
Gordin, A; Huhtala, S; Huupponen, R; Korpela, K; Reinikainen, K; Rouru, J; Savontaus, E; Scheinin, M, 1999
)
0.61
" and oral administration made it possible to minimise intra-individual variation, sample size and the duration of the study and still obtain accurate pharmacokinetic data."( Pharmacokinetics of entacapone, a peripherally acting catechol-O-methyltransferase inhibitor, in man. A study using a stable isotope techique.
Antila, S; Heikkinen, H; Ottoila, P; Pentikäinen, PJ; Saraheimo, M,
)
0.45
" The pharmacokinetic profile of entacapone provides the rationale for a concomitant and frequently repeated simultaneous dosing of entacapone with levodopa and dopa decarboxylase inhibitors in the treatment of Parkinson's disease."( Pharmacokinetics of entacapone, a peripherally acting catechol-O-methyltransferase inhibitor, in man. A study using a stable isotope techique.
Antila, S; Heikkinen, H; Ottoila, P; Pentikäinen, PJ; Saraheimo, M,
)
0.74
" The key pharmacokinetic variables were AUCss, Cmax and tmax."( Effect of the catechol-O-methyltransferase inhibitor entacapone on the steady-state pharmacokinetics and pharmacodynamics of warfarin.
Dingemanse, J; Meyerhoff, C; Schadrack, J, 2002
)
0.56
"In healthy subjects, entacapone displays a slight pharmacokinetic interaction with R-warfarin but, based on the lack of a clinically relevant pharmacodynamic interaction, it appears that it can also be used safely in Parkinson's disease patients who are receiving warfarin."( Effect of the catechol-O-methyltransferase inhibitor entacapone on the steady-state pharmacokinetics and pharmacodynamics of warfarin.
Dingemanse, J; Meyerhoff, C; Schadrack, J, 2002
)
0.88
"The aim of this in vivo study was to assess the effect of improved oral bioavailability of entacapone on its actual pharmacodynamic response, COMT inhibition in erythrocytes."( Pharmacodynamic response of entacapone in rats after administration of entacapone formulations and prodrugs with varying bioavailabilities.
Forsberg, M; Gynther, J; Järvinen, T; Leppänen, J; Männistö, PT; Savolainen, J, 2002
)
0.83
" After intravenous administration (3 mg/kg), the elimination half-life (t(1/2 beta)) of entacapone (0."( Pharmacokinetics and pharmacodynamics of entacapone and tolcapone after acute and repeated administration: a comparative study in the rat.
Forsberg, M; Heikkinen, M; Järvinen, T; Lehtonen, M; Männistö, PT; Savolainen, J, 2003
)
0.81
"The aim of this trial was to evaluate the effects of the COMT inhibitor entacapone on both the pharmacokinetic profile and clinical efficacy of controlled release levodopa in Parkinson's disease (PD) patients."( Entacapone improves the pharmacokinetic and therapeutic response of controlled release levodopa/carbidopa in Parkinson's patients.
Barbato, L; Bolner, A; Caraceni, T; Nordera, G; Stocchi, F, 2004
)
2
" The aim was to determine whether delayed entacapone administration may prolong CR L-dopa half-life in comparison to the co-administration modality."( Temporal administration of entacapone with slow release L-dopa: pharmacokinetic profile and clinical outcome.
Bassi, A; Brusa, L; Fedele, E; Giacomini, P; Lunardi, G; Pierantozzi, M; Stanzione, P, 2004
)
0.88
" Pharmacokinetic parameters for apomorphine (C(max), AUC, t(max), t(1/2)) were unchanged by the administration of entacapone, and changes in both the tapping test and AIMS score were similar with all treatments (entacapone 200 mg, entacapone 400 mg, and placebo)."( Safety of entacapone and apomorphine coadministration in levodopa-treated Parkinson's disease patients: pharmacokinetic and pharmacodynamic results of a multicenter, double-blind, placebo-controlled, cross-over study.
Debilly, B; Durif, F; Lees, AJ; Rascol, O; Zijlmans, JC, 2004
)
0.94
" As most patients require the superior efficacy of levodopa during the course of their disease, an appreciation of the changing response to levodopa over time and an understanding of the pharmacokinetic principles underlying the development of complications such as wearing-off is essential in the long-term management of the patient."( The levodopa wearing-off phenomenon in Parkinson's disease: pharmacokinetic considerations.
Stocchi, F, 2006
)
0.33
" pharmacokinetic data on 670 drugs representing, to our knowledge, the largest publicly available set of human clinical pharmacokinetic data."( Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
Lombardo, F; Obach, RS; Waters, NJ, 2008
)
0.35
" Pharmacokinetic (PK) parameters determined for levodopa included Cmin, Cmax, Cmax - Cmin, AUC, t(1/2), and tmax."( Comparison of pharmacokinetic profile of levodopa throughout the day between levodopa/carbidopa/entacapone and levodopa/carbidopa when administered four or five times daily.
Ellmén, J; Hänninen, J; Hartikainen, P; Kaakkola, S; Kaasinen, V; Kailajärvi, M; Korpela, K; Kuoppamäki, M; Löyttyniemi, E; Lyytinen, J; Marttila, R; Ruokoniemi, P, 2009
)
0.57
" Pharmacokinetic trials of oral LD/dopa decarboxylase inhibitor (DDCI) formulations with and without the catechol-O-methyltransferase inhibitor, entacapone, showed that repeated administration with entacapone causes an increase in both the maximum concentration (Cmax) and time to Cmax (Tmax) of LD."( Pharmacokinetic considerations for the use of levodopa in the treatment of Parkinson disease: focus on levodopa/carbidopa/entacapone for treatment of levodopa-associated motor complications.
Müller, T,
)
0.54
" The purpose of this study was to compare the levodopa pharmacokinetic profile throughout a day driven by the COMT inhibition either following repeated doses of opicapone or concomitant administration with entacapone."( Effect of opicapone and entacapone upon levodopa pharmacokinetics during three daily levodopa administrations.
Falcão, A; Lopes, N; Nunes, T; Pinto, R; Rocha, JF; Santos, A; Soares-da-Silva, P; Vaz-da-Silva, M; Wright, LC, 2014
)
0.9
" There is some recent evidence to suggest rasagiline also has monoamine oxidase-A (MAO-A) inhibiting properties, as well as different clinical and pharmacodynamic properties when compared with selegiline, and clinical benefits when used in combination with a dopamine agonist monotherapy."( Pharmacokinetic/pharmacodynamic evaluation of rasagiline mesylate for Parkinson's disease.
Müller, T, 2014
)
0.4
" To explain such behavior and to characterize the dynamic changes in the metabolism of entacapone, a physiologically based pharmacokinetic/pharmacodynamic (PBPK/PD) model was developed integrating in silico, in vitro and in vivo pharmacokinetic data."( Development of a physiologically based pharmacokinetic/pharmacodynamic model to identify mechanisms contributing to entacapone low bioavailability.
Alqahtani, S; Kaddoumi, A, 2015
)
0.85
" The objective of this study was to evaluate the pharmacodynamic properties of novel tight-binding COMT inhibitors (NC, NE, NDE, NCAPE, CNCAFBn, CNCAPE, NCAFBn, CNCAPA, CNCABA and CNCAHA) and compared to standard inhibitors tolcapone and entacapone."( Pharmacodynamic evaluation of novel Catechol-O-methyltransferase inhibitors.
Borges, F; Pinheiro, SD; Serrão, MP; Silva, T; Soares-da-Silva, P, 2019
)
0.7
"A double-blind, placebo-controlled, randomized, crossover, phase I, pharmacokinetic study with 25 healthy volunteers was conducted."( Effect of Carbidopa Dose on Levodopa Pharmacokinetics With and Without Catechol-O-Methyltransferase Inhibition in Healthy Subjects.
Ellmén, J; Kuoppamäki, M; Rouru, J; Sjöstedt, N; Tuunainen, J; Vahteristo, M; Yliperttula, M, 2023
)
0.91
" Theoretical pharmacokinetic simulations suggested that the plasma profile of oral IR levodopa can be even further improved by optimizing AADC and COMT inhibition."( Effect of Carbidopa Dose on Levodopa Pharmacokinetics With and Without Catechol-O-Methyltransferase Inhibition in Healthy Subjects.
Ellmén, J; Kuoppamäki, M; Rouru, J; Sjöstedt, N; Tuunainen, J; Vahteristo, M; Yliperttula, M, 2023
)
0.91

Compound-Compound Interactions

A short-term, randomized, partly blinded, crossover, investigator-initiated clinical trial was performed. Tissue from normal macaque monkeys treated for 13 weeks with high doses of L-DOPA and carbidopa.

ExcerptReferenceRelevance
" In the present study, we examined tissues from normal macaque monkeys treated for 13 weeks with high doses of L-DOPA (in combination with the peripheral decarboxylase inhibitor, carbidopa) and/or the COMT inhibitor, entacapone."( Chronic high dose L-DOPA alone or in combination with the COMT inhibitor entacapone does not increase oxidative damage or impair the function of the nigro-striatal pathway in normal cynomologus monkeys.
Halliwell, B; Jenner, P; Lyras, L; McKenzie, G; Pearce, RK; Zeng, BY, 2002
)
0.73
"To determine the efficacy of standard levodopa combined with controlled release levodopa and entacapone in controlling end-of-dose symptoms in Parkinson's disease."( A single-blind cross over study investigating the efficacy of standard and controlled release levodopa in combination with entacapone in the treatment of end-of-dose effect in people with Parkinson's disease.
Danoudis, M; Iansek, R, 2011
)
0.8
"A single-blind cross over design was used to compare the duration of action for three pharmacological combinations: standard levodopa (L/DDC); standard levodopa combined with entacapone (L/DDC/E); and standard levodopa combined with controlled release levodopa (CR) and entacapone (L/DDC/CR/E)."( A single-blind cross over study investigating the efficacy of standard and controlled release levodopa in combination with entacapone in the treatment of end-of-dose effect in people with Parkinson's disease.
Danoudis, M; Iansek, R, 2011
)
0.77
"A short-term, randomized, partly blinded, crossover, investigator-initiated clinical trial was performed, with levodopa/carbidopa intestinal gel combined with oral entacapone and tolcapone on two different days in 10 patients."( Levodopa infusion combined with entacapone or tolcapone in Parkinson disease: a pilot trial.
Askmark, H; Johansson, A; Lennernäs, H; Nyholm, D, 2012
)
0.86
" Treatment of mice with EGCG in combination with tolcapone increased the bioavailability of EGCG and decreased the methylation of plasma norepinephrine: no apparent liver or behavioral toxicity was observed."( Synergistic inhibition of lung cancer cell lines by (-)-epigallocatechin-3-gallate in combination with clinically used nitrocatechol inhibitors of catechol-O-methyltransferase.
Forester, SC; Lambert, JD, 2014
)
0.4

Bioavailability

Entacapone is a selective catechol-O-methyltransferase inhibitor. It increases the bioavailability of levodopa and alleviates partially its resulting hyperhomocysteinemia.

ExcerptReferenceRelevance
" In animal studies, these compounds inhibit effectively the O-methylation of L-dopa, thus improving its bioavailability and brain penetration and potentiating its behavioural effects."( General properties and clinical possibilities of new selective inhibitors of catechol O-methyltransferase.
Gordin, A; Kaakkola, S; Männistö, PT, 1994
)
0.29
"Catechol-O-methyltransferase (COMT) inhibitors may be useful in the treatment of Parkinson's disease by improving the bioavailability of levodopa and by prolonging its effects."( Effect of entacapone, a peripherally acting catechol-O-methyltransferase inhibitor, on the motor response to acute treatment with levodopa in patients with Parkinson's disease.
Bovingdon, M; Gordin, A; Lees, AJ; Merello, M; Webster, R, 1994
)
0.69
"We studied the effect of entacapone, a selective catechol-O-methyltransferase inhibitor, on the bioavailability and clinical effect of levodopa in Parkinson's disease (PD)."( Effect of entacapone, a COMT inhibitor, on clinical disability and levodopa metabolism in parkinsonian patients.
Ahtila, S; Gordin, A; Kaakkola, S; Rita, H; Teräväinen, H, 1994
)
0.99
" Peripheral COMT inhibition with entacapone increased significantly the bioavailability of levodopa and prolonged its antiparkinsonian effect after a single dose and after repeated dosing for 4 weeks."( Effect of one month's treatment with peripherally acting catechol-O-methyltransferase inhibitor, entacapone, on pharmacokinetics and motor response to levodopa in advanced parkinsonian patients.
Rinne, UK; Ruottinen, HM, 1996
)
0.79
" It has been shown to improve the bioavailability of plasma levodopa and extend its clinical effect when used as an adjunct to standard levodopa preparations, but there is little experience of the effect of entacapone on controlled release levodopa preparations."( The catechol-O-methyltransferase (COMT) inhibitor entacapone enhances the pharmacokinetic and clinical response to Sinemet CR in Parkinson's disease.
Brooks, DJ; Gordin, A; Karlsson, M; Korpela, K; Pavese, N; Piccini, P, 2000
)
0.75
"Entacapone has a relatively low oral bioavailability which may, in part, be due to its low aqueous solubility at low pH and/or its hydrophilic character at neutral pH."( Synthesis and in vitro/in vivo evaluation of novel oral N-alkyl- and N,N-dialkyl-carbamate esters of entacapone.
Forsberg, M; Gynther, J; Huuskonen, J; Jarvinen, T; Leppanen, J; Mannisto, PT; Nevalainen, T; Savolainen, J; Taipale, H, 2000
)
1.97
" The bioavailability of oral entacapone was 25% based on the AUC values and 35% based on urinary excretion."( Pharmacokinetics of entacapone, a peripherally acting catechol-O-methyltransferase inhibitor, in man. A study using a stable isotope techique.
Antila, S; Heikkinen, H; Ottoila, P; Pentikäinen, PJ; Saraheimo, M,
)
0.75
"4 hours in the gamma phase, and it has 35% absolute bioavailability after oral administration, secondary to first-pass clearance."( Entacapone: a catechol-O-methyltransferase inhibitor for the adjunctive treatment of Parkinson's disease.
Najib, J, 2001
)
1.75
" The bioavailability of orally administered entacapone is, however, relatively low (29-46%)."( Synthesis and in-vitro/in-vivo evaluation of orally administered entacapone prodrugs.
Forsberg, M; Gynther, J; Huuskonen, J; Järvinen, T; Leppänen, J; Männistö, PT; Nevalainen, T; Savolainen, J; Taipale, H, 2001
)
0.81
"The aim of this in vivo study was to assess the effect of improved oral bioavailability of entacapone on its actual pharmacodynamic response, COMT inhibition in erythrocytes."( Pharmacodynamic response of entacapone in rats after administration of entacapone formulations and prodrugs with varying bioavailabilities.
Forsberg, M; Gynther, J; Järvinen, T; Leppänen, J; Männistö, PT; Savolainen, J, 2002
)
0.83
" Results show the most common dopaminergic side effects to be dyskinesia and nausea, which result from the increased bioavailability of levodopa and can be readily managed."( Safety and tolerability of COMT inhibitors.
Brooks, DJ, 2004
)
0.32
" In switching patients who are receiving levodopa/carbidopa controlled-release (CR), it should be noted that the bioavailability of levodopa from levodopa/carbidopa CR is approximately 70-75% that of levodopa/carbidopa IR products, including Stalevo."( Levodopa/carbidopa/entacapone (Stalevo).
Hauser, RA, 2004
)
0.65
" This increased duration of 'on' time was concomitant with a significant increase in levodopa bioavailability (AUC)."( Entacapone improves the pharmacokinetic and therapeutic response of controlled release levodopa/carbidopa in Parkinson's patients.
Barbato, L; Bolner, A; Caraceni, T; Nordera, G; Stocchi, F, 2004
)
1.77
" COMT inhibitors prolong the elimination of LD, while DDC inhibitors mainly increase its absorption; both mechanisms leading to increased bioavailability of LD."( Clinical advantages of COMT inhibition with entacapone - a review.
Gordin, A; Kaakkola, S; Teräväinen, H, 2004
)
0.58
"Entacapone is a COMT inhibitor used in Parkinson's disease (PD) patients, as an adjunctive therapy to L-dopa in order to prolong its bioavailability and thus its clinical effect."( Delayed administration may improve entacapone effects in parkinsonian patients non-responding to the drug.
Bassi, A; Brusa, L; Fedele, E; Lunardi, G; Pasqualetti, P; Peppe, A; Pierantozzi, M; Stanzione, P; Stefani, A, 2004
)
2.04
" Catechol-O-methyltransferase (COMT) inhibitors increase the half-life and bioavailability of levodopa, providing more continuous dopamine receptor stimulation."( Early administration of entacapone prevents levodopa-induced motor fluctuations in hemiparkinsonian rats.
Aguilar, E; Bonastre, M; Marin, C; Obeso, JA; Tolosa, E, 2005
)
0.64
" Catechol-O-methyltransferase (COMT) inhibitors delay the breakdown of levodopa, which leads to an increase in levodopa bioavailability and more stable concentrations of plasma levodopa."( Entacapone in the treatment of Parkinson's disease.
Schrag, A, 2005
)
1.77
" Entacapone increases the bioavailability and reduces the daily variation of plasma levodopa when administered with standard levodopa preparations."( Entacapone increases levodopa exposure and reduces plasma levodopa variability when used with Sinemet CR.
Gordin, A; Huupponen, R; Kultalahti, ER; Laine, K; Leinonen, M; Paija, O; Reinikainen, K,
)
2.48
" This method was applied to study apomorphine bioavailability in nine patients with Parkinson's disease before and after coadministration of a catechol-O-methyl transferase inhibitor."( Development of a gas chromatographic/mass spectrometric method to quantify R(-)-apomorphine, R(-)-apocodeine and R(-)-norapomorphine in human plasma and urine.
Coudoré, F; Durif, F; Eschalier, A; Libert, F; Richard, D, 2005
)
0.33
"The aim of the study was to explore the potential effect of the catechol-O-methyltransferase inhibitor entacapone coadministration on the rate of absorption and matched latency to motor response of an oral test dose of levodopa/benserazide in the treatment of Parkinson disease (PD)."( The effect of entacapone on levodopa rate of absorption and latency to motor response in patients with Parkinson disease.
Albani, F; Avoni, P; Baruzzi, A; Contin, M; Martinelli, P; Riva, R; Scaglione, C,
)
0.71
"Oral bioavailability (F) is a product of fraction absorbed (Fa), fraction escaping gut-wall elimination (Fg), and fraction escaping hepatic elimination (Fh)."( Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
Chang, G; El-Kattan, A; Miller, HR; Obach, RS; Rotter, C; Steyn, SJ; Troutman, MD; Varma, MV, 2010
)
0.36
" One time addition of EN to LD/CD showed no increase of maximum LD concentration, but repeat EN supplementation to LD/CD elevated LD bioavailability and peaks."( Entacapone.
Müller, T, 2010
)
1.8
" Levodopa/carbidopa/entacapone (LCE) provides higher bioavailability of levodopa compared with levodopa/carbidopa formulations and has been shown to be effective in PD patients with wearing-off symptoms."( Night-time bioavailability of levodopa/carbidopa/entacapone is higher compared to controlled-release levodopa/carbidopa.
Ellmén, J; Kailajärvi, M; Korpela, K; Kuoppamäki, M; Lehtinen, T; Sauramo, A; Vahteristo, M, 2010
)
0.94
"A single evening dose of LCE 200 was associated with significantly better bioavailability compared with CR-LC 200."( Night-time bioavailability of levodopa/carbidopa/entacapone is higher compared to controlled-release levodopa/carbidopa.
Ellmén, J; Kailajärvi, M; Korpela, K; Kuoppamäki, M; Lehtinen, T; Sauramo, A; Vahteristo, M, 2010
)
0.62
"The results of this study demonstrate that a single bedtime dose of LCE 200 provides higher bioavailability of levodopa compared to CR-LC 200."( Night-time bioavailability of levodopa/carbidopa/entacapone is higher compared to controlled-release levodopa/carbidopa.
Ellmén, J; Kailajärvi, M; Korpela, K; Kuoppamäki, M; Lehtinen, T; Sauramo, A; Vahteristo, M, 2010
)
0.62
" Levodopa bioavailability was higher on day 2 due to the COMT inhibition."( Inhibition of catechol-O-methyltransferase modifies acute homocysteine rise during repeated levodopa application in patients with Parkinson's disease.
Muhlack, S; Müller, T; Woitalla, D, 2011
)
0.37
"Entacapone increases the bioavailability of levodopa and simultaneously alleviates partially its resulting hyperhomocysteinemia."( [Effects of entacapone on plasma homocysteine in Parkinson's disease patients on levodopa].
Li, Q; Liu, W; Sun, YN; Wang, Y; Yang, JF; Zhang, BS; Zhang, W; Zhao, P, 2013
)
2.21
" Treatment of mice with EGCG in combination with tolcapone increased the bioavailability of EGCG and decreased the methylation of plasma norepinephrine: no apparent liver or behavioral toxicity was observed."( Synergistic inhibition of lung cancer cell lines by (-)-epigallocatechin-3-gallate in combination with clinically used nitrocatechol inhibitors of catechol-O-methyltransferase.
Forester, SC; Lambert, JD, 2014
)
0.4
" Maximum concentration, time to maximum level and bioavailability of levodopa did not differ between all conditions each with 200 mg levodopa application as a whole."( Fewer fluctuations, higher maximum concentration and better motor response of levodopa with catechol-O-methyltransferase inhibition.
Herrmann, L; Muhlack, S; Müller, T; Salmen, S, 2014
)
0.4
"Opicapone, a novel third generation COMT inhibitor, when compared to entacapone, provides a superior response upon the bioavailability of levodopa associated to more pronounced, long-lasting, and sustained COMT inhibition."( Effect of opicapone and entacapone upon levodopa pharmacokinetics during three daily levodopa administrations.
Falcão, A; Lopes, N; Nunes, T; Pinto, R; Rocha, JF; Santos, A; Soares-da-Silva, P; Vaz-da-Silva, M; Wright, LC, 2014
)
0.94
"Opicapone has a prolonged inhibitory effect on peripheral COMT, which extends the bioavailability of levodopa, without inducing toxicity."( Pharmacological profile of opicapone, a third-generation nitrocatechol catechol-O-methyl transferase inhibitor, in the rat.
Bonifácio, MJ; Loureiro, AI; Palma, PN; Soares-da-Silva, P; Torrão, L; Wright, LC, 2015
)
0.42
" These data have been interpreted through a computational model where the phasic firing of dopaminergic neurons was computed by means of a temporal difference algorithm and dopamine bioavailability in the mPFC was simulated with a gating window."( Dopamine bioavailability in the mPFC modulates operant learning performance in rats: an experimental study with a computational interpretation.
Frick, LR; Miguelez Fernández, AM; Rapanelli, M; Zanutto, BS, 2015
)
0.42
" Entacapone has low and variable oral bioavailability and the underlying mechanism(s) for this behavior have not been studied."( Development of a physiologically based pharmacokinetic/pharmacodynamic model to identify mechanisms contributing to entacapone low bioavailability.
Alqahtani, S; Kaddoumi, A, 2015
)
1.54
" Efforts have been made recently to improve levodopa bioavailability either by developing more effective oral formulations or by innovating routes of administration (intestinal infusion, transcutaneous or inhaled levodopa)."( Novel Levodopa Formulations for Parkinson's Disease.
Fox, SH; Freitas, ME; Ruiz-Lopez, M, 2016
)
0.43
"Levodopa bioavailability is enhanced by adding entacapone."( Levodopa dose maintenance or reduction in patients with Parkinson's disease transitioning to levodopa/carbidopa/entacapone.
Baik, JS; Cho, JW; Kim, Y; Koh, SB; Lee, JY; Lee, PH; Park, J; Sohn, YH; Youn, J,
)
0.6
" Peripheral catechol-O-methyltransferase (COMT) inhibition improves the bioavailability of levodopa and results in a prolonged response."( Are There Benefits in Adding Catechol-O Methyltransferase Inhibitors in the Pharmacotherapy of Parkinson's Disease Patients? A Systematic Review.
Katsaiti, I; Nixon, J, 2018
)
0.48
" At the same time, measurements of LD and dopamine of mice administered with this formulation showed enhanced bioavailability of LD."( Improved Bioavailability of Levodopa Using Floatable Spray-Coated Microcapsules for the Management of Parkinson's Disease.
Baek, JS; Ho, HK; Lim, KL; Loo, SCJ; Pang, YY; Tan, EY; Tee, JK, 2018
)
0.48
" Adverse reactions, low bioavailability and short elimination half-lives have prompted the development of new selective COMT inhibitors."( Pharmacodynamic evaluation of novel Catechol-O-methyltransferase inhibitors.
Borges, F; Pinheiro, SD; Serrão, MP; Silva, T; Soares-da-Silva, P, 2019
)
0.51
"The ATP-binding cassette transporter P-glycoprotein (P-gp) is known to limit both brain penetration and oral bioavailability of many chemotherapy drugs."( A High-Throughput Screen of a Library of Therapeutics Identifies Cytotoxic Substrates of P-glycoprotein.
Ambudkar, SV; Brimacombe, KR; Chen, L; Gottesman, MM; Guha, R; Hall, MD; Klumpp-Thomas, C; Lee, OW; Lee, TD; Lusvarghi, S; Robey, RW; Shen, M; Tebase, BG, 2019
)
0.51
" Opicapone is a recent and selective third-generation COMT inhibitor which achieves marked increase in the bioavailability of levodopa."( Optimized clinical management of Parkinson's disease with opicapone. Recommendations from Spanish experts.
García Ruiz-Espiga, P; Linazasoro-Cristóbal, G; López Del Val, LJ; López-Manzanares, L; Luquin-Piudo, MR; Martínez-Castrillo, JC; Mir, P; Pagonabarraga-Mora, J, 2020
)
0.56
" The final model was a one compartment model with a high fixed absorption rate constant, and a first order elimination, with estimated apparent clearances (CL/F), of 27."( Population pharmacokinetics of levodopa gel infusion in Parkinson's disease: effects of entacapone infusion and genetic polymorphism.
Nielsen, EI; Nyholm, D; Senek, M, 2020
)
0.78
"Entacapone, a reversible inhibitor of catechol-O-methyl transferase, is used for patients in Parkinson's disease because it increases the bioavailability and effectiveness of levodopa."( Entacapone Treatment Modulates Hippocampal Proteins Related to Synaptic Vehicle Trafficking.
Chung, JY; Hahn, KR; Hwang, IK; Jung, HY; Kim, DW; Kim, W; Kwon, HJ; Nam, SM; Yoo, DY; Yoon, YS, 2020
)
3.44
" Due to limited dissolution and first-pass clearance, it suffers low and variable bioavailability issues."(
Agrawal, Y; Goyal, SN; Joshi, P; Mahajan, H; Nakhate, K; Ojha, S; Patil, K; Potdar, M; Sharma, C, 2022
)
0.72
" Levodopa bioavailability and its maximum concentration were higher with opicapone."( Effects of One-Day Application of Levodopa/Carbidopa/Entacapone versus Levodopa/Carbidopa/Opicapone in Parkinson's Disease Patients.
Müller, T; Schlegel, E; Thiede, HM; Zingler, S, 2022
)
0.97
" To show that generic drugs are equivalent to the originator drug, regulations usually refer to the bioavailability of active ingredients, which is influenced by the selected dosage form and the chosen excipients."( Different dissolution conditions affect stability and dissolution profiles of bioequivalent levodopa-containing oral dosage forms.
Langer, K; Rose, O; Weitzel, J; Wünsch, A, 2022
)
0.72
" The implementation of drug delivery systems allows to bypass problems related to irregular and often unpredictable intestinal absorption of oral levodopa, which significantly affects its bioavailability and contributes to the development and persistence of motor complications."( Current and novel infusion therapies for patients with Parkinson's disease.
Antonini, A; D'Onofrio, V; Guerra, A, 2023
)
0.91

Dosage Studied

Orion has developed an entacapone/levodopa/carbidopa combination tablet. Study showed that repeated dosing of entACapone inhibits the COMT activity in a dose-dependent manner and thereby reduces the loss of L-Dopa to 3-OMD.

ExcerptRelevanceReference
" Blood pressure, heart rate, ECG, and plasma concentrations of unconjugated adrenaline and noradrenaline were not influenced after single and repeated dosing of entacapone."( COMT inhibition by high-dose entacapone does not affect hemodynamics but changes catecholamine metabolism in healthy volunteers at rest and during exercise.
Gordin, A; Heinävaara, S; Illi, A; Koulu, M; Scheinin, M; Sundberg, S, 1994
)
0.78
"05) after 7 days of multiple dosing with entacapone."( Effect of entacapone, a COMT inhibitor, on clinical disability and levodopa metabolism in parkinsonian patients.
Ahtila, S; Gordin, A; Kaakkola, S; Rita, H; Teräväinen, H, 1994
)
0.96
"To establish, in a double blind manner, the antiparkinsonian effects of repeated dosing with entacapone, a peripheral COMT inhibitor."( Entacapone prolongs levodopa response in a one month double blind study in parkinsonian patients with levodopa related fluctuations.
Rinne, UK; Ruottinen, HM, 1996
)
1.96
"The efficacy of repeated entacapone dosing as an adjuvant to levodopa/DDC inhibitor treatment for Parkinson's disease with levodopa related fluctuations is verified."( Entacapone prolongs levodopa response in a one month double blind study in parkinsonian patients with levodopa related fluctuations.
Rinne, UK; Ruottinen, HM, 1996
)
2.04
" The AUC of 3-O-methyldopa decreased by 45% and AUC of homovanillic acid by 21% after 4 weeks' dosing with entacapone."( Effect of one month's treatment with peripherally acting catechol-O-methyltransferase inhibitor, entacapone, on pharmacokinetics and motor response to levodopa in advanced parkinsonian patients.
Rinne, UK; Ruottinen, HM, 1996
)
0.72
"A dose-response study of the effects of entacapone on the pharmacokinetics and metabolism of levodopa and on the clinical response to levodopa was carried out in 20 parkinsonian patients with levodopa-related fluctuations."( A double-blind pharmacokinetic and clinical dose-response study of entacapone as an adjuvant to levodopa therapy in advanced Parkinson's disease.
Rinne, UK; Ruottinen, HM, 1996
)
0.8
" Both drugs are relatively well-tolerated, with the exception of dyskinesias that require reduction of the levodopa dosage and occasional diarrhea."( New pharmacotherapy for Parkinson's disease.
Alldredge, BK; Aminoff, MJ; Bainbridge, JL; Dowling, GA; Gottwald, MD, 1997
)
0.3
" At doses of 200 mg 2 to 10 times daily coadministered with levodopa/carbidopa or levodopa/benserazide entacapone may increase the duration of clinical response both after the first single dose and after repeated dosing in patients with end-of-dose fluctuations."( [Entacapone: is it useful as complimentary treatment with levodopa?].
Burguera, JA; Grandas, F; Horga de la Parte, JF; Kulisevsky, J; Luquin, R; Martí, F; Matías-Guiu, J; Obeso, JA,
)
1.26
" The present study was conducted in order to evaluate the pharmacokinetics of entacapone after multiple dosing and the pattern of COMT inhibition in erythrocytes during the first day of dosing as well as during steady state."( Pharmacokinetics of oral entacapone after frequent multiple dosing and effects on levodopa disposition.
Gordin, A; Huhtala, S; Huupponen, R; Korpela, K; Reinikainen, K; Rouru, J; Savontaus, E; Scheinin, M, 1999
)
0.84
" There were no indications of accumulation of COMT inhibition during frequent dosing of entacapone."( Pharmacokinetics of oral entacapone after frequent multiple dosing and effects on levodopa disposition.
Gordin, A; Huhtala, S; Huupponen, R; Korpela, K; Reinikainen, K; Rouru, J; Savontaus, E; Scheinin, M, 1999
)
0.83
"Even when dosed frequently, there are neither indications of accumulation of entacapone nor of its COMT inhibiting activity."( Pharmacokinetics of oral entacapone after frequent multiple dosing and effects on levodopa disposition.
Gordin, A; Huhtala, S; Huupponen, R; Korpela, K; Reinikainen, K; Rouru, J; Savontaus, E; Scheinin, M, 1999
)
0.84
"To introduce entacapone, a new catechol-O-methyltransferase inhibitor, and discuss its pharmacology, pharmacodynamics, pharmacokinetics, clinical efficacy, drug interactions, adverse events, dosage guidelines, and therapeutic and formulary considerations."( Entacapone.
Chong, BS; Mersfelder, TL, 2000
)
2.12
" The addition of entacapone resulted in a decrease in the mean daily dosage of levodopa."( Entacapone.
Chong, BS; Mersfelder, TL, 2000
)
2.09
" This paper reviews the pharmacokinetics, dosing schedule, peripheral and central effects, and safety profile of these agents."( Issues important for rational COMT inhibition.
Dingemanse, J, 2000
)
0.31
" They include dosing and administration, efficacy, adverse events, and patient education."( Practical issues with COMT inhibitors in Parkinson's disease.
Waters, C, 2000
)
0.31
" Urine during the 48 h after dosing was collected in fractions."( Pharmacokinetics of entacapone, a peripherally acting catechol-O-methyltransferase inhibitor, in man. A study using a stable isotope techique.
Antila, S; Heikkinen, H; Ottoila, P; Pentikäinen, PJ; Saraheimo, M,
)
0.45
" The pharmacokinetic profile of entacapone provides the rationale for a concomitant and frequently repeated simultaneous dosing of entacapone with levodopa and dopa decarboxylase inhibitors in the treatment of Parkinson's disease."( Pharmacokinetics of entacapone, a peripherally acting catechol-O-methyltransferase inhibitor, in man. A study using a stable isotope techique.
Antila, S; Heikkinen, H; Ottoila, P; Pentikäinen, PJ; Saraheimo, M,
)
0.74
" The study showed that repeated dosing of entacapone inhibits the COMT activity in a dose-dependent manner and thereby reduces the loss of L-Dopa to 3-OMD."( The effects of different repeated doses of entacapone on the pharmacokinetics of L-Dopa and on the clinical response to L-Dopa in Parkinson's disease.
Gordin, A; Heikkinen, H; Koller, WC; LeWitt, PA; Nutt, JG,
)
0.66
" The recommended dosage of entacapone is 200 mg administered orally with each dose of levodopa/carbidopa, up to 8 doses per day."( Entacapone: a catechol-O-methyltransferase inhibitor for the adjunctive treatment of Parkinson's disease.
Najib, J, 2001
)
2.05
" Serial blood samples were drawn before dosing and up to 24 h after the dose and pharmacokinetic parameters of L-dopa, its metabolites, carbidopa, and entacapone were determined."( Entacapone improves the availability of L-dopa in plasma by decreasing its peripheral metabolism independent of L-dopa/carbidopa dose.
Heikkinen, H; Kaakkola, S; Kela, M; Laine, T; Puttonen, J; Reinikainen, K; Varhe, A, 2002
)
1.96
" The overall pharmacodynamic response of entacapone (AUE; area under effect-time curve) was dependent on the pharmacokinetic response (AUC; area under concentration-time curve) irrespective of the entacapone formulation and dosage form."( Pharmacodynamic response of entacapone in rats after administration of entacapone formulations and prodrugs with varying bioavailabilities.
Forsberg, M; Gynther, J; Järvinen, T; Leppänen, J; Männistö, PT; Savolainen, J, 2002
)
0.87
" The results also suggest that peripheral COMT is inhibited continuously when tolcapone is dosed at 12-h intervals, but this was not seen with entacapone."( Pharmacokinetics and pharmacodynamics of entacapone and tolcapone after acute and repeated administration: a comparative study in the rat.
Forsberg, M; Heikkinen, M; Järvinen, T; Lehtonen, M; Männistö, PT; Savolainen, J, 2003
)
0.79
"3-fold after dosing TAT-59 and 500 microM fosphenytoin, respectively."( Absorption rate limit considerations for oral phosphate prodrugs.
Fleisher, D; Flynn, G; Forsberg, M; Heimbach, T; Leppänen, J; Li, LY; Matsunaga, Y; Oh, DM; Savolainen, J, 2003
)
0.32
" In order to simplify the daily dosing of these medications, Orion has developed an entacapone/levodopa/carbidopa combination tablet."( Entacapone/levodopa/carbidopa combination tablet: Stalevo.
, 2003
)
1.99
" Patients were divided into 3 groups (3, 4 or 5 doses daily) based on their current levodopa dosage frequency."( Combining entacapone with levodopa/DDCI improves clinical status and quality of life in Parkinson's Disease (PD) patients experiencing wearing-off, regardless of the dosing frequency: results of a large multicentre open-label study.
Azulay, JP; Bernhard, G; Giménez-Roldán, S; Markabi, S; Martin, W; Onofrj, M; Schmidt, W; Thomas, A; Vingerhoets, F, 2004
)
0.73
" These data support the notion that pulsatile stimulation contributes to the development of dyskinesia and suggests that more frequent dosing of L-dopa plus entacapone may be a useful treatment strategy for patients in the early stages of Parkinson's disease."( Multiple small doses of levodopa plus entacapone produce continuous dopaminergic stimulation and reduce dyskinesia induction in MPTP-treated drug-naive primates.
Al-Barghouthy, G; Jackson, MJ; Jenner, P; Kuoppamaki, M; Olanow, W; Rose, S; Smith, LA, 2005
)
0.8
" Twenty-one treated PD patients received LD/CD and then the identical oral LD dosage of LCE within a standardized setting on 2 consecutive days."( Inhibition of catechol-O-methyltransferase contributes to more stable levodopa plasma levels.
Bremen, D; Erdmann, C; Muhlack, S; Müller, T; Przuntek, H; Woitalla, D, 2006
)
0.33
" Not optimum treated hospitalised patients with Parkinson's disease received the same LD dosage on the first day only with carbidopa (CD) and on the second day with CD and EN (t."( Pharmacokinetic behaviour of levodopa and 3-O-methyldopa after repeat administration of levodopa/carbidopa with and without entacapone in patients with Parkinson's disease.
Bremen, D; Erdmann, C; Goetze, O; Muhlack, S; Müller, T; Przuntek, H; Woitalla, D, 2006
)
0.54
" Objectives were to simultaneously determine plasma LD elimination, gastric emptying, and clinical response after a single intake of the same LD dosage as LD/CD--or as (LD/CD/EN) formulation on 2 consecutive days."( Impact of gastric emptying on levodopa pharmacokinetics in Parkinson disease patients.
Bremen, D; Erdmann, C; Goetze, O; Muhlack, S; Müller, T; Schmidt, WE; Woitalla, D,
)
0.13
" They received LD/CD and then the same LD/CD dosage plus EN in a standardised, open label fashion."( Entacapone improves complex movement performance in patients with Parkinson's disease.
Bremen, D; Erdmann, C; Muhlack, S; Müller, T; Przuntek, H; Woitalla, D, 2007
)
1.78
" We compared the motor response after once dosing of 200 mg retarded release LD (levodopa)/CD (carbidopa) and of 150 mg LD/CD/EN (entacapone) by rating of motor symptoms, by measurement of LD- and 3-O-methyldopa (3-OMD) plasma concentrations and by the outcomes of a line tracing task."( Comparison of 200 mg retarded release levodopa/carbidopa - with 150 mg levodopa/carbidopa/entacapone application: pharmacokinetics and efficacy in patients with Parkinson's disease.
Ander, L; Kolf, K; Muhlack, S; Müller, T; Woitalla, D, 2007
)
0.77
" However, due to the short duration of action of conventional levodopa/decarboxylase inhibitor formulations, multiple dosing may be required in individual patients with persisting symptoms."( Entacapone prolongs the reduction of PLM by levodopa/carbidopa in restless legs syndrome.
Ellmén, J; Hirvonen, K; Karvinen, J; Polo, O; Vahteristo, M; Ylä-Sahra, R,
)
1.57
" They underwent an oral levodopa instrumental kinetic-dynamic test on 2 occasions, 4 weeks apart, according to an intrasubject open comparative design: at the first examination, while receiving their usual levodopa/benserazide therapy, and at the second one after a 4-week entacapone (200 mg) dosing concomitantly with usual first morning levodopa/benserazide intake."( The effect of entacapone on levodopa rate of absorption and latency to motor response in patients with Parkinson disease.
Albani, F; Avoni, P; Baruzzi, A; Contin, M; Martinelli, P; Riva, R; Scaglione, C,
)
0.67
"Open-label, randomized, two-period, active-controlled, cross-over study with four dosing regimens: groups I and II (healthy volunteers and Parkinson's disease patients) received levodopa 100 mg or 150 mg four times daily, respectively, and groups III and IV (healthy volunteers) received the same strengths of levodopa five times daily."( Comparison of pharmacokinetic profile of levodopa throughout the day between levodopa/carbidopa/entacapone and levodopa/carbidopa when administered four or five times daily.
Ellmén, J; Hänninen, J; Hartikainen, P; Kaakkola, S; Kaasinen, V; Kailajärvi, M; Korpela, K; Kuoppamäki, M; Löyttyniemi, E; Lyytinen, J; Marttila, R; Ruokoniemi, P, 2009
)
0.57
"The present results on the differences in levodopa PK between LCE and LC provide a basis to evaluate the relationship of levodopa PK and the induction of motor complications in an on-going study in early Parkinson's disease using similar dosing regimens."( Comparison of pharmacokinetic profile of levodopa throughout the day between levodopa/carbidopa/entacapone and levodopa/carbidopa when administered four or five times daily.
Ellmén, J; Hänninen, J; Hartikainen, P; Kaakkola, S; Kaasinen, V; Kailajärvi, M; Korpela, K; Kuoppamäki, M; Löyttyniemi, E; Lyytinen, J; Marttila, R; Ruokoniemi, P, 2009
)
0.57
"A simple, precise, and accurate high-performance liquid chromatographic method was developed and validated to determine percent drug release of levodopa (LEV), carbidopa (CAR), and entacapone (ENT) from its combination dosage form."( Development and application of a high-performance liquid chromatographic method for the determination of in vitro drug release of levodopa, carbidopa, and entacapone from a tablet formulation.
Doshi, AS; Mehta, TN; Nanda, N; Upadhyay, KJ,
)
0.52
" Oral levodopa dosing was increased in 28% of patients; the primary outcome remained significant when these patients were excluded."( Direct switch from levodopa/benserazide or levodopa/carbidopa to levodopa/carbidopa/entacapone in Parkinson's disease patients with wearing-off: efficacy, safety and feasibility--an open-label, 6-week study.
Amar, K; Eggert, K; Kuoppamäki, M; Leinonen, M; Luotonen, L; Nissinen, H; Oertel, W; Skogar, O, 2010
)
0.59
" Levodopa CR dosage was adjusted to match the optimal L/DDC dose for each participant."( A single-blind cross over study investigating the efficacy of standard and controlled release levodopa in combination with entacapone in the treatment of end-of-dose effect in people with Parkinson's disease.
Danoudis, M; Iansek, R, 2011
)
0.58
"Repeated dosing of levodopa/carbidopa/entacapone (LCE) has shown a favourable pharmacokinetic (PK) profile compared with levodopa/carbidopa (LC), but increases maximum plasma levodopa concentrations (C(max)) during the day."( The effect of different dosing regimens of levodopa/carbidopa/entacapone on plasma levodopa concentrations.
Ellmén, J; Ingman, K; Korpela, I; Kuoppamäki, M; Naukkarinen, T; Vahteristo, M, 2012
)
0.89
"5/200 mg (LCE 100 and LCE 150), respectively, would avoid the increase in levodopa C(max) values observed during multiple dosing of LCE 100 and LCE 150."( The effect of different dosing regimens of levodopa/carbidopa/entacapone on plasma levodopa concentrations.
Ellmén, J; Ingman, K; Korpela, I; Kuoppamäki, M; Naukkarinen, T; Vahteristo, M, 2012
)
0.62
" In phase I, the molecular effects in rat liver and blood plasma induced by tolcapone (a "toxic" drug) were compared with the molecular effects in the same tissues by dosing with entacapone (a "clean" drug, similar to tolcapone in chemical structure and primary pharmacological mechanism)."( The liver toxicity biomarker study phase I: markers for the effects of tolcapone or entacapone.
Balasubramanian, R; Beger, RD; Beland, FA; Booth, SA; Campbell, JM; Chang, CW; Chen, JJ; Courchesne, PL; Fan, XH; Fuscoe, JC; Graber, A; Guo, Y; Han, T; Hines, WM; Juhasz, P; Li, TY; Lynch, MD; McBurney, RN; Moland, CL; Morel, NM; Plasterer, TN; Schnackenberg, LK; Su, Z; Takach, EJ; Tong, W; VonTungeln, LS; Zeng, C, 2012
)
0.8
"Repeated dosing (2."( Frequent administration of levodopa/carbidopa microtablets vs levodopa/carbidopa/entacapone in healthy volunteers.
Aquilonius, SM; Bäckström, T; Ehrnebo, M; Lewander, T; Nyholm, D; Nyström, C; Panagiotidis, G; Spira, J; Trolin, CG, 2013
)
0.62
" Effects of escalating ropinirole dosage on plasma AVP levels were evaluated using a one-way analysis of variance for repeated measures, an a priori Dunnett multiple comparison test, and a regression analysis."( Ropinirole does not affect plasma arginine vasopressin levels in patients with advanced Parkinson's disease.
Arai, M, 2012
)
0.38
" There was no statistically significant dose-response relationship between the ropinirole dosage and plasma AVP levels."( Ropinirole does not affect plasma arginine vasopressin levels in patients with advanced Parkinson's disease.
Arai, M, 2012
)
0.38
"A minimal therapeutic dosage of ropinirole did not affect plasma AVP levels in patients with PD taking levodopa."( Ropinirole does not affect plasma arginine vasopressin levels in patients with advanced Parkinson's disease.
Arai, M, 2012
)
0.38
" Staff familiarity with Parkinson disease, and especially carbidopa-levodopa dosing and dynamics, may prevent such problems and streamline hospital and nursing home care."( Parkinson disease treatment in hospitals and nursing facilities: avoiding pitfalls.
Ahlskog, JE, 2014
)
0.4
" Their median daily LD dosage was 1495 mg from IPX066 and 600 mg from CL + E, corresponding, after correction for bioavailability, to an approximately 22% higher LD exposure on IPX066."( Comparison of IPX066 with carbidopa-levodopa plus entacapone in advanced PD patients.
Dillmann, U; Ellenbogen, A; Gupta, S; Hsu, A; Kell, S; Khanna, S; Liang, G; Mahler, A; Rubens, R; Stocchi, F, 2014
)
0.66
" IPX066 was designed to rapidly attain therapeutic LD concentrations and maintain them to allow a dosing interval of ∼6 hours."( Conversion to IPX066 from Standard Levodopa Formulations in Advanced Parkinson's Disease: Experience in Clinical Trials.
Elmer, L; Gil, RA; Gupta, S; Hsu, A; Kell, S; Khanna, S; Modi, NB; Nausieda, PA; Rubens, R; Singer, C; Spiegel, J, 2015
)
0.42
"To extensively analyze the dosing data collected in IPX066 studies during open-label conversions from IR CD-LD alone or with entacapone (CLE) and identify patterns relevant for managing conversion in the clinical setting."( Conversion to IPX066 from Standard Levodopa Formulations in Advanced Parkinson's Disease: Experience in Clinical Trials.
Elmer, L; Gil, RA; Gupta, S; Hsu, A; Kell, S; Khanna, S; Modi, NB; Nausieda, PA; Rubens, R; Singer, C; Spiegel, J, 2015
)
0.62
" Suggested initial dosing conversion tables based on prior LD daily dosage were provided."( Conversion to IPX066 from Standard Levodopa Formulations in Advanced Parkinson's Disease: Experience in Clinical Trials.
Elmer, L; Gil, RA; Gupta, S; Hsu, A; Kell, S; Khanna, S; Modi, NB; Nausieda, PA; Rubens, R; Singer, C; Spiegel, J, 2015
)
0.42
"The addition of opicapone 50 mg to levodopa treatment in patients with Parkinson's disease and end-of-dose motor fluctuations could enable a simplified drug regimen that allows physicians to individually tailor the existing levodopa daily regimen, by potentially reducing the total daily levodopa dose, increasing the dosing interval, and ultimately reducing the number of intakes, thereby maximising its benefit."( Opicapone as an adjunct to levodopa in patients with Parkinson's disease and end-of-dose motor fluctuations: a randomised, double-blind, controlled trial.
Ferreira, JJ; Lees, A; Poewe, W; Rascol, O; Rocha, JF; Soares-da-Silva, P, 2016
)
0.43
" Facial emotion recognition was measured twice during target LCE dosing and twice on placebo: once without cocaine and once after repeated cocaine doses."( Effects of levodopa-carbidopa-entacapone and smoked cocaine on facial affect recognition in cocaine smokers.
Bedi, G; Bisaga, A; Foltin, RW; Nunes, EV; Shiffrin, L; Vadhan, NP, 2016
)
0.72
" To show that generic drugs are equivalent to the originator drug, regulations usually refer to the bioavailability of active ingredients, which is influenced by the selected dosage form and the chosen excipients."( Different dissolution conditions affect stability and dissolution profiles of bioequivalent levodopa-containing oral dosage forms.
Langer, K; Rose, O; Weitzel, J; Wünsch, A, 2022
)
0.72
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Roles (4)

RoleDescription
EC 2.1.1.6 (catechol O-methyltransferase) inhibitorAn EC 2.1.1.* (methyltransferase) inhibitor that interferes with the action of catechol O-methyltransferase (EC 2.1.1.6).
antiparkinson drugA drug used in the treatment of Parkinson's disease.
central nervous system drugA class of drugs producing both physiological and psychological effects through a variety of mechanisms involving the central nervous system.
antidyskinesia agentAny compound which can be used to treat or alleviate the symptoms of dyskinesia.
[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
monocarboxylic acid amideA carboxamide derived from a monocarboxylic acid.
nitrileA compound having the structure RC#N; thus a C-substituted derivative of hydrocyanic acid, HC#N. In systematic nomenclature, the suffix nitrile denotes the triply bound #N atom, not the carbon atom attached to it.
catecholsAny compound containing an o-diphenol component.
2-nitrophenolsA mononitrophenol that is 2-nitrophenol and its derivatives resulting from substitution of one or more of the hydrogens attached to the benzene ring by a non-nitro group.
[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]

Pathways (1)

PathwayProteinsCompounds
Nsp9 interactions (COVID-19 Disease Map)8330

Protein Targets (47)

Potency Measurements

ProteinTaxonomyMeasurementAverage (µ)Min (ref.)Avg (ref.)Max (ref.)Bioassay(s)
phosphopantetheinyl transferaseBacillus subtilisPotency25.11890.141337.9142100.0000AID1490
hypoxia-inducible factor 1 alpha subunitHomo sapiens (human)Potency14.94903.189029.884159.4836AID1224846; AID1224894
RAR-related orphan receptor gammaMus musculus (house mouse)Potency26.60320.006038.004119,952.5996AID1159521; AID1159523
SMAD family member 2Homo sapiens (human)Potency14.83900.173734.304761.8120AID1346859; AID1346924
GLS proteinHomo sapiens (human)Potency31.62280.35487.935539.8107AID624170
SMAD family member 3Homo sapiens (human)Potency14.83900.173734.304761.8120AID1346859; AID1346924
AR proteinHomo sapiens (human)Potency15.89860.000221.22318,912.5098AID1259243; AID1259247; AID743036; AID743053
nuclear receptor subfamily 1, group I, member 3Homo sapiens (human)Potency31.67040.001022.650876.6163AID1224838; AID1224893
cytochrome P450 family 3 subfamily A polypeptide 4Homo sapiens (human)Potency9.77170.01237.983543.2770AID1645841
glucocorticoid receptor [Homo sapiens]Homo sapiens (human)Potency9.52050.000214.376460.0339AID720691
retinoic acid nuclear receptor alpha variant 1Homo sapiens (human)Potency32.27740.003041.611522,387.1992AID1159552; AID1159553; AID1159555
retinoid X nuclear receptor alphaHomo sapiens (human)Potency21.31380.000817.505159.3239AID1159527
estrogen-related nuclear receptor alphaHomo sapiens (human)Potency33.49150.001530.607315,848.9004AID1224848; AID1224849; AID1259403
farnesoid X nuclear receptorHomo sapiens (human)Potency15.28420.375827.485161.6524AID743217; AID743220
pregnane X nuclear receptorHomo sapiens (human)Potency33.49150.005428.02631,258.9301AID1346982
estrogen nuclear receptor alphaHomo sapiens (human)Potency22.91420.000229.305416,493.5996AID743069; AID743075
GVesicular stomatitis virusPotency0.04360.01238.964839.8107AID1645842
vitamin D (1,25- dihydroxyvitamin D3) receptorHomo sapiens (human)Potency2.11300.023723.228263.5986AID743222
euchromatic histone-lysine N-methyltransferase 2Homo sapiens (human)Potency7.07950.035520.977089.1251AID504332
Histone H2A.xCricetulus griseus (Chinese hamster)Potency55.19650.039147.5451146.8240AID1224845; AID1224896
vitamin D3 receptor isoform VDRAHomo sapiens (human)Potency50.11870.354828.065989.1251AID504847
thyroid hormone receptor beta isoform 2Rattus norvegicus (Norway rat)Potency16.50750.000323.4451159.6830AID743065; AID743067
histone deacetylase 9 isoform 3Homo sapiens (human)Potency25.15670.037617.082361.1927AID1259364; AID1259388
heat shock protein beta-1Homo sapiens (human)Potency20.78000.042027.378961.6448AID743210; AID743228
histone-lysine N-methyltransferase 2A isoform 2 precursorHomo sapiens (human)Potency100.00000.010323.856763.0957AID2662
nuclear factor erythroid 2-related factor 2 isoform 1Homo sapiens (human)Potency12.28210.000627.21521,122.0200AID743202; AID743219
DNA polymerase kappa isoform 1Homo sapiens (human)Potency6.70160.031622.3146100.0000AID588579
histone acetyltransferase KAT2A isoform 1Homo sapiens (human)Potency35.48130.251215.843239.8107AID504327
lamin isoform A-delta10Homo sapiens (human)Potency0.04470.891312.067628.1838AID1487
Interferon betaHomo sapiens (human)Potency0.04360.00339.158239.8107AID1645842
HLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)Potency0.04360.01238.964839.8107AID1645842
Cellular tumor antigen p53Homo sapiens (human)Potency26.60320.002319.595674.0614AID651631
Inositol hexakisphosphate kinase 1Homo sapiens (human)Potency0.04360.01238.964839.8107AID1645842
ATPase family AAA domain-containing protein 5Homo sapiens (human)Potency33.49150.011917.942071.5630AID651632
Ataxin-2Homo sapiens (human)Potency33.49150.011912.222168.7989AID651632
cytochrome P450 2C9, partialHomo sapiens (human)Potency0.04360.01238.964839.8107AID1645842
ATP-dependent phosphofructokinaseTrypanosoma brucei brucei TREU927Potency17.78280.060110.745337.9330AID492961
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Inhibition Measurements

ProteinTaxonomyMeasurementAverageMin (ref.)Avg (ref.)Max (ref.)Bioassay(s)
ATP-binding cassette sub-family C member 3Homo sapiens (human)IC50 (µMol)35.10000.63154.45319.3000AID1473740
Multidrug resistance-associated protein 4Homo sapiens (human)IC50 (µMol)6.80000.20005.677410.0000AID1473741
Bile salt export pumpHomo sapiens (human)IC50 (µMol)55.60000.11007.190310.0000AID1473738
Catechol O-methyltransferaseHomo sapiens (human)IC50 (µMol)0.22300.00101.31466.3096AID1308078; AID1619078
Catechol O-methyltransferaseRattus norvegicus (Norway rat)IC50 (µMol)1.27500.00222.81277.0795AID1659943; AID256793
Adenosine receptor A2aHomo sapiens (human)IC50 (µMol)2.32000.00071.559410.0000AID256793
Canalicular multispecific organic anion transporter 1Homo sapiens (human)IC50 (µMol)133.00002.41006.343310.0000AID1473739
Alpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)IC50 (µMol)3.00003.00006.10009.8000AID1619077
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Other Measurements

ProteinTaxonomyMeasurementAverageMin (ref.)Avg (ref.)Max (ref.)Bioassay(s)
UDP-glucuronosyltransferase 1A9Homo sapiens (human)Km10.00005.00006.830010.0000AID624637
UDP-glucuronosyltransferase 2B15Homo sapiens (human)Km322.00007.00007.00007.0000AID624638
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Biological Processes (329)

Processvia Protein(s)Taxonomy
xenobiotic metabolic processATP-binding cassette sub-family C member 3Homo sapiens (human)
xenobiotic transmembrane transportATP-binding cassette sub-family C member 3Homo sapiens (human)
bile acid and bile salt transportATP-binding cassette sub-family C member 3Homo sapiens (human)
glucuronoside transportATP-binding cassette sub-family C member 3Homo sapiens (human)
xenobiotic transportATP-binding cassette sub-family C member 3Homo sapiens (human)
transmembrane transportATP-binding cassette sub-family C member 3Homo sapiens (human)
leukotriene transportATP-binding cassette sub-family C member 3Homo sapiens (human)
monoatomic anion transmembrane transportATP-binding cassette sub-family C member 3Homo sapiens (human)
transport across blood-brain barrierATP-binding cassette sub-family C member 3Homo sapiens (human)
prostaglandin secretionMultidrug resistance-associated protein 4Homo sapiens (human)
cilium assemblyMultidrug resistance-associated protein 4Homo sapiens (human)
platelet degranulationMultidrug resistance-associated protein 4Homo sapiens (human)
xenobiotic metabolic processMultidrug resistance-associated protein 4Homo sapiens (human)
xenobiotic transmembrane transportMultidrug resistance-associated protein 4Homo sapiens (human)
bile acid and bile salt transportMultidrug resistance-associated protein 4Homo sapiens (human)
prostaglandin transportMultidrug resistance-associated protein 4Homo sapiens (human)
urate transportMultidrug resistance-associated protein 4Homo sapiens (human)
glutathione transmembrane transportMultidrug resistance-associated protein 4Homo sapiens (human)
transmembrane transportMultidrug resistance-associated protein 4Homo sapiens (human)
cAMP transportMultidrug resistance-associated protein 4Homo sapiens (human)
leukotriene transportMultidrug resistance-associated protein 4Homo sapiens (human)
monoatomic anion transmembrane transportMultidrug resistance-associated protein 4Homo sapiens (human)
export across plasma membraneMultidrug resistance-associated protein 4Homo sapiens (human)
transport across blood-brain barrierMultidrug resistance-associated protein 4Homo sapiens (human)
guanine nucleotide transmembrane transportMultidrug resistance-associated protein 4Homo sapiens (human)
xenobiotic metabolic processUDP-glucuronosyltransferase 1A9Homo sapiens (human)
retinoic acid metabolic processUDP-glucuronosyltransferase 1A9Homo sapiens (human)
flavone metabolic processUDP-glucuronosyltransferase 1A9Homo sapiens (human)
cellular glucuronidationUDP-glucuronosyltransferase 1A9Homo sapiens (human)
flavonoid glucuronidationUDP-glucuronosyltransferase 1A9Homo sapiens (human)
xenobiotic glucuronidationUDP-glucuronosyltransferase 1A9Homo sapiens (human)
liver developmentUDP-glucuronosyltransferase 1A9Homo sapiens (human)
fatty acid metabolic processBile salt export pumpHomo sapiens (human)
bile acid biosynthetic processBile salt export pumpHomo sapiens (human)
xenobiotic metabolic processBile salt export pumpHomo sapiens (human)
xenobiotic transmembrane transportBile salt export pumpHomo sapiens (human)
response to oxidative stressBile salt export pumpHomo sapiens (human)
bile acid metabolic processBile salt export pumpHomo sapiens (human)
response to organic cyclic compoundBile salt export pumpHomo sapiens (human)
bile acid and bile salt transportBile salt export pumpHomo sapiens (human)
canalicular bile acid transportBile salt export pumpHomo sapiens (human)
protein ubiquitinationBile salt export pumpHomo sapiens (human)
regulation of fatty acid beta-oxidationBile salt export pumpHomo sapiens (human)
carbohydrate transmembrane transportBile salt export pumpHomo sapiens (human)
bile acid signaling pathwayBile salt export pumpHomo sapiens (human)
cholesterol homeostasisBile salt export pumpHomo sapiens (human)
response to estrogenBile salt export pumpHomo sapiens (human)
response to ethanolBile salt export pumpHomo sapiens (human)
xenobiotic export from cellBile salt export pumpHomo sapiens (human)
lipid homeostasisBile salt export pumpHomo sapiens (human)
phospholipid homeostasisBile salt export pumpHomo sapiens (human)
positive regulation of bile acid secretionBile salt export pumpHomo sapiens (human)
regulation of bile acid metabolic processBile salt export pumpHomo sapiens (human)
transmembrane transportBile salt export pumpHomo sapiens (human)
cell surface receptor signaling pathway via JAK-STATInterferon betaHomo sapiens (human)
response to exogenous dsRNAInterferon betaHomo sapiens (human)
B cell activation involved in immune responseInterferon betaHomo sapiens (human)
cell surface receptor signaling pathwayInterferon betaHomo sapiens (human)
cell surface receptor signaling pathway via JAK-STATInterferon betaHomo sapiens (human)
response to virusInterferon betaHomo sapiens (human)
positive regulation of autophagyInterferon betaHomo sapiens (human)
cytokine-mediated signaling pathwayInterferon betaHomo sapiens (human)
natural killer cell activationInterferon betaHomo sapiens (human)
positive regulation of peptidyl-serine phosphorylation of STAT proteinInterferon betaHomo sapiens (human)
cellular response to interferon-betaInterferon betaHomo sapiens (human)
B cell proliferationInterferon betaHomo sapiens (human)
negative regulation of viral genome replicationInterferon betaHomo sapiens (human)
innate immune responseInterferon betaHomo sapiens (human)
positive regulation of innate immune responseInterferon betaHomo sapiens (human)
regulation of MHC class I biosynthetic processInterferon betaHomo sapiens (human)
negative regulation of T cell differentiationInterferon betaHomo sapiens (human)
positive regulation of transcription by RNA polymerase IIInterferon betaHomo sapiens (human)
defense response to virusInterferon betaHomo sapiens (human)
type I interferon-mediated signaling pathwayInterferon betaHomo sapiens (human)
neuron cellular homeostasisInterferon betaHomo sapiens (human)
cellular response to exogenous dsRNAInterferon betaHomo sapiens (human)
cellular response to virusInterferon betaHomo sapiens (human)
negative regulation of Lewy body formationInterferon betaHomo sapiens (human)
negative regulation of T-helper 2 cell cytokine productionInterferon betaHomo sapiens (human)
positive regulation of apoptotic signaling pathwayInterferon betaHomo sapiens (human)
response to exogenous dsRNAInterferon betaHomo sapiens (human)
B cell differentiationInterferon betaHomo sapiens (human)
natural killer cell activation involved in immune responseInterferon betaHomo sapiens (human)
adaptive immune responseInterferon betaHomo sapiens (human)
T cell activation involved in immune responseInterferon betaHomo sapiens (human)
humoral immune responseInterferon betaHomo sapiens (human)
positive regulation of T cell mediated cytotoxicityHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
adaptive immune responseHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independentHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
regulation of T cell anergyHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
defense responseHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
immune responseHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
detection of bacteriumHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
regulation of interleukin-12 productionHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
regulation of interleukin-6 productionHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
protection from natural killer cell mediated cytotoxicityHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
innate immune responseHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
regulation of dendritic cell differentiationHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
antigen processing and presentation of endogenous peptide antigen via MHC class IbHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
negative regulation of cell population proliferationCellular tumor antigen p53Homo sapiens (human)
regulation of cell cycleCellular tumor antigen p53Homo sapiens (human)
regulation of cell cycle G2/M phase transitionCellular tumor antigen p53Homo sapiens (human)
DNA damage responseCellular tumor antigen p53Homo sapiens (human)
ER overload responseCellular tumor antigen p53Homo sapiens (human)
cellular response to glucose starvationCellular tumor antigen p53Homo sapiens (human)
intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
regulation of apoptotic processCellular tumor antigen p53Homo sapiens (human)
positive regulation of transcription by RNA polymerase IICellular tumor antigen p53Homo sapiens (human)
positive regulation of miRNA transcriptionCellular tumor antigen p53Homo sapiens (human)
negative regulation of transcription by RNA polymerase IICellular tumor antigen p53Homo sapiens (human)
mitophagyCellular tumor antigen p53Homo sapiens (human)
in utero embryonic developmentCellular tumor antigen p53Homo sapiens (human)
somitogenesisCellular tumor antigen p53Homo sapiens (human)
release of cytochrome c from mitochondriaCellular tumor antigen p53Homo sapiens (human)
hematopoietic progenitor cell differentiationCellular tumor antigen p53Homo sapiens (human)
T cell proliferation involved in immune responseCellular tumor antigen p53Homo sapiens (human)
B cell lineage commitmentCellular tumor antigen p53Homo sapiens (human)
T cell lineage commitmentCellular tumor antigen p53Homo sapiens (human)
response to ischemiaCellular tumor antigen p53Homo sapiens (human)
nucleotide-excision repairCellular tumor antigen p53Homo sapiens (human)
double-strand break repairCellular tumor antigen p53Homo sapiens (human)
regulation of DNA-templated transcriptionCellular tumor antigen p53Homo sapiens (human)
regulation of transcription by RNA polymerase IICellular tumor antigen p53Homo sapiens (human)
protein import into nucleusCellular tumor antigen p53Homo sapiens (human)
autophagyCellular tumor antigen p53Homo sapiens (human)
DNA damage responseCellular tumor antigen p53Homo sapiens (human)
DNA damage response, signal transduction by p53 class mediator resulting in cell cycle arrestCellular tumor antigen p53Homo sapiens (human)
DNA damage response, signal transduction by p53 class mediator resulting in transcription of p21 class mediatorCellular tumor antigen p53Homo sapiens (human)
transforming growth factor beta receptor signaling pathwayCellular tumor antigen p53Homo sapiens (human)
Ras protein signal transductionCellular tumor antigen p53Homo sapiens (human)
gastrulationCellular tumor antigen p53Homo sapiens (human)
neuroblast proliferationCellular tumor antigen p53Homo sapiens (human)
negative regulation of neuroblast proliferationCellular tumor antigen p53Homo sapiens (human)
protein localizationCellular tumor antigen p53Homo sapiens (human)
negative regulation of DNA replicationCellular tumor antigen p53Homo sapiens (human)
negative regulation of cell population proliferationCellular tumor antigen p53Homo sapiens (human)
determination of adult lifespanCellular tumor antigen p53Homo sapiens (human)
mRNA transcriptionCellular tumor antigen p53Homo sapiens (human)
rRNA transcriptionCellular tumor antigen p53Homo sapiens (human)
response to salt stressCellular tumor antigen p53Homo sapiens (human)
response to inorganic substanceCellular tumor antigen p53Homo sapiens (human)
response to X-rayCellular tumor antigen p53Homo sapiens (human)
response to gamma radiationCellular tumor antigen p53Homo sapiens (human)
positive regulation of gene expressionCellular tumor antigen p53Homo sapiens (human)
cardiac muscle cell apoptotic processCellular tumor antigen p53Homo sapiens (human)
positive regulation of cardiac muscle cell apoptotic processCellular tumor antigen p53Homo sapiens (human)
glial cell proliferationCellular tumor antigen p53Homo sapiens (human)
viral processCellular tumor antigen p53Homo sapiens (human)
glucose catabolic process to lactate via pyruvateCellular tumor antigen p53Homo sapiens (human)
cerebellum developmentCellular tumor antigen p53Homo sapiens (human)
negative regulation of cell growthCellular tumor antigen p53Homo sapiens (human)
DNA damage response, signal transduction by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
negative regulation of transforming growth factor beta receptor signaling pathwayCellular tumor antigen p53Homo sapiens (human)
mitotic G1 DNA damage checkpoint signalingCellular tumor antigen p53Homo sapiens (human)
negative regulation of telomere maintenance via telomeraseCellular tumor antigen p53Homo sapiens (human)
T cell differentiation in thymusCellular tumor antigen p53Homo sapiens (human)
tumor necrosis factor-mediated signaling pathwayCellular tumor antigen p53Homo sapiens (human)
regulation of tissue remodelingCellular tumor antigen p53Homo sapiens (human)
cellular response to UVCellular tumor antigen p53Homo sapiens (human)
multicellular organism growthCellular tumor antigen p53Homo sapiens (human)
positive regulation of mitochondrial membrane permeabilityCellular tumor antigen p53Homo sapiens (human)
cellular response to glucose starvationCellular tumor antigen p53Homo sapiens (human)
intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
positive regulation of apoptotic processCellular tumor antigen p53Homo sapiens (human)
negative regulation of apoptotic processCellular tumor antigen p53Homo sapiens (human)
entrainment of circadian clock by photoperiodCellular tumor antigen p53Homo sapiens (human)
mitochondrial DNA repairCellular tumor antigen p53Homo sapiens (human)
regulation of DNA damage response, signal transduction by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
positive regulation of neuron apoptotic processCellular tumor antigen p53Homo sapiens (human)
transcription initiation-coupled chromatin remodelingCellular tumor antigen p53Homo sapiens (human)
negative regulation of proteolysisCellular tumor antigen p53Homo sapiens (human)
negative regulation of DNA-templated transcriptionCellular tumor antigen p53Homo sapiens (human)
positive regulation of DNA-templated transcriptionCellular tumor antigen p53Homo sapiens (human)
positive regulation of RNA polymerase II transcription preinitiation complex assemblyCellular tumor antigen p53Homo sapiens (human)
positive regulation of transcription by RNA polymerase IICellular tumor antigen p53Homo sapiens (human)
response to antibioticCellular tumor antigen p53Homo sapiens (human)
fibroblast proliferationCellular tumor antigen p53Homo sapiens (human)
negative regulation of fibroblast proliferationCellular tumor antigen p53Homo sapiens (human)
circadian behaviorCellular tumor antigen p53Homo sapiens (human)
bone marrow developmentCellular tumor antigen p53Homo sapiens (human)
embryonic organ developmentCellular tumor antigen p53Homo sapiens (human)
positive regulation of peptidyl-tyrosine phosphorylationCellular tumor antigen p53Homo sapiens (human)
protein stabilizationCellular tumor antigen p53Homo sapiens (human)
negative regulation of helicase activityCellular tumor antigen p53Homo sapiens (human)
protein tetramerizationCellular tumor antigen p53Homo sapiens (human)
chromosome organizationCellular tumor antigen p53Homo sapiens (human)
neuron apoptotic processCellular tumor antigen p53Homo sapiens (human)
regulation of cell cycleCellular tumor antigen p53Homo sapiens (human)
hematopoietic stem cell differentiationCellular tumor antigen p53Homo sapiens (human)
negative regulation of glial cell proliferationCellular tumor antigen p53Homo sapiens (human)
type II interferon-mediated signaling pathwayCellular tumor antigen p53Homo sapiens (human)
cardiac septum morphogenesisCellular tumor antigen p53Homo sapiens (human)
positive regulation of programmed necrotic cell deathCellular tumor antigen p53Homo sapiens (human)
protein-containing complex assemblyCellular tumor antigen p53Homo sapiens (human)
intrinsic apoptotic signaling pathway in response to endoplasmic reticulum stressCellular tumor antigen p53Homo sapiens (human)
thymocyte apoptotic processCellular tumor antigen p53Homo sapiens (human)
positive regulation of thymocyte apoptotic processCellular tumor antigen p53Homo sapiens (human)
necroptotic processCellular tumor antigen p53Homo sapiens (human)
cellular response to hypoxiaCellular tumor antigen p53Homo sapiens (human)
cellular response to xenobiotic stimulusCellular tumor antigen p53Homo sapiens (human)
cellular response to ionizing radiationCellular tumor antigen p53Homo sapiens (human)
cellular response to gamma radiationCellular tumor antigen p53Homo sapiens (human)
cellular response to UV-CCellular tumor antigen p53Homo sapiens (human)
stem cell proliferationCellular tumor antigen p53Homo sapiens (human)
signal transduction by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
intrinsic apoptotic signaling pathway by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
reactive oxygen species metabolic processCellular tumor antigen p53Homo sapiens (human)
cellular response to actinomycin DCellular tumor antigen p53Homo sapiens (human)
positive regulation of release of cytochrome c from mitochondriaCellular tumor antigen p53Homo sapiens (human)
cellular senescenceCellular tumor antigen p53Homo sapiens (human)
replicative senescenceCellular tumor antigen p53Homo sapiens (human)
oxidative stress-induced premature senescenceCellular tumor antigen p53Homo sapiens (human)
intrinsic apoptotic signaling pathwayCellular tumor antigen p53Homo sapiens (human)
oligodendrocyte apoptotic processCellular tumor antigen p53Homo sapiens (human)
positive regulation of execution phase of apoptosisCellular tumor antigen p53Homo sapiens (human)
negative regulation of mitophagyCellular tumor antigen p53Homo sapiens (human)
regulation of mitochondrial membrane permeability involved in apoptotic processCellular tumor antigen p53Homo sapiens (human)
regulation of intrinsic apoptotic signaling pathway by p53 class mediatorCellular tumor antigen p53Homo sapiens (human)
positive regulation of miRNA transcriptionCellular tumor antigen p53Homo sapiens (human)
negative regulation of G1 to G0 transitionCellular tumor antigen p53Homo sapiens (human)
negative regulation of miRNA processingCellular tumor antigen p53Homo sapiens (human)
negative regulation of glucose catabolic process to lactate via pyruvateCellular tumor antigen p53Homo sapiens (human)
negative regulation of pentose-phosphate shuntCellular tumor antigen p53Homo sapiens (human)
intrinsic apoptotic signaling pathway in response to hypoxiaCellular tumor antigen p53Homo sapiens (human)
regulation of fibroblast apoptotic processCellular tumor antigen p53Homo sapiens (human)
negative regulation of reactive oxygen species metabolic processCellular tumor antigen p53Homo sapiens (human)
positive regulation of reactive oxygen species metabolic processCellular tumor antigen p53Homo sapiens (human)
negative regulation of stem cell proliferationCellular tumor antigen p53Homo sapiens (human)
positive regulation of cellular senescenceCellular tumor antigen p53Homo sapiens (human)
positive regulation of intrinsic apoptotic signaling pathwayCellular tumor antigen p53Homo sapiens (human)
behavioral fear responseCatechol O-methyltransferaseHomo sapiens (human)
response to hypoxiaCatechol O-methyltransferaseHomo sapiens (human)
synaptic transmission, dopaminergicCatechol O-methyltransferaseHomo sapiens (human)
startle responseCatechol O-methyltransferaseHomo sapiens (human)
response to amphetamineCatechol O-methyltransferaseHomo sapiens (human)
renin secretion into blood streamCatechol O-methyltransferaseHomo sapiens (human)
glycogen metabolic processCatechol O-methyltransferaseHomo sapiens (human)
prostaglandin metabolic processCatechol O-methyltransferaseHomo sapiens (human)
response to oxidative stressCatechol O-methyltransferaseHomo sapiens (human)
memoryCatechol O-methyltransferaseHomo sapiens (human)
visual learningCatechol O-methyltransferaseHomo sapiens (human)
response to xenobiotic stimulusCatechol O-methyltransferaseHomo sapiens (human)
response to woundingCatechol O-methyltransferaseHomo sapiens (human)
response to toxic substanceCatechol O-methyltransferaseHomo sapiens (human)
response to inorganic substanceCatechol O-methyltransferaseHomo sapiens (human)
gene expressionCatechol O-methyltransferaseHomo sapiens (human)
dopamine secretionCatechol O-methyltransferaseHomo sapiens (human)
cellular response to phosphate starvationCatechol O-methyltransferaseHomo sapiens (human)
cerebellar cortex morphogenesisCatechol O-methyltransferaseHomo sapiens (human)
response to foodCatechol O-methyltransferaseHomo sapiens (human)
methylationCatechol O-methyltransferaseHomo sapiens (human)
glomerulus developmentCatechol O-methyltransferaseHomo sapiens (human)
cholesterol effluxCatechol O-methyltransferaseHomo sapiens (human)
response to cytokineCatechol O-methyltransferaseHomo sapiens (human)
multicellular organism growthCatechol O-methyltransferaseHomo sapiens (human)
exploration behaviorCatechol O-methyltransferaseHomo sapiens (human)
renal sodium excretionCatechol O-methyltransferaseHomo sapiens (human)
norepinephrine metabolic processCatechol O-methyltransferaseHomo sapiens (human)
dopamine catabolic processCatechol O-methyltransferaseHomo sapiens (human)
catecholamine catabolic processCatechol O-methyltransferaseHomo sapiens (human)
habituationCatechol O-methyltransferaseHomo sapiens (human)
norepinephrine secretionCatechol O-methyltransferaseHomo sapiens (human)
detection of temperature stimulus involved in sensory perception of painCatechol O-methyltransferaseHomo sapiens (human)
response to corticosteroneCatechol O-methyltransferaseHomo sapiens (human)
artery developmentCatechol O-methyltransferaseHomo sapiens (human)
cellular response to cocaineCatechol O-methyltransferaseHomo sapiens (human)
masticationCatechol O-methyltransferaseHomo sapiens (human)
renal albumin absorptionCatechol O-methyltransferaseHomo sapiens (human)
renal filtrationCatechol O-methyltransferaseHomo sapiens (human)
response to saltCatechol O-methyltransferaseHomo sapiens (human)
response to dopamineCatechol O-methyltransferaseHomo sapiens (human)
response to angiotensinCatechol O-methyltransferaseHomo sapiens (human)
dopamine metabolic processCatechol O-methyltransferaseHomo sapiens (human)
developmental processCatechol O-methyltransferaseHomo sapiens (human)
synaptic transmission, dopaminergicAdenosine receptor A2aHomo sapiens (human)
response to amphetamineAdenosine receptor A2aHomo sapiens (human)
regulation of DNA-templated transcriptionAdenosine receptor A2aHomo sapiens (human)
phagocytosisAdenosine receptor A2aHomo sapiens (human)
apoptotic processAdenosine receptor A2aHomo sapiens (human)
inflammatory responseAdenosine receptor A2aHomo sapiens (human)
cellular defense responseAdenosine receptor A2aHomo sapiens (human)
adenylate cyclase-modulating G protein-coupled receptor signaling pathwayAdenosine receptor A2aHomo sapiens (human)
adenylate cyclase-activating G protein-coupled receptor signaling pathwayAdenosine receptor A2aHomo sapiens (human)
protein kinase C-activating G protein-coupled receptor signaling pathwayAdenosine receptor A2aHomo sapiens (human)
cell-cell signalingAdenosine receptor A2aHomo sapiens (human)
synaptic transmission, cholinergicAdenosine receptor A2aHomo sapiens (human)
central nervous system developmentAdenosine receptor A2aHomo sapiens (human)
blood coagulationAdenosine receptor A2aHomo sapiens (human)
sensory perceptionAdenosine receptor A2aHomo sapiens (human)
locomotory behaviorAdenosine receptor A2aHomo sapiens (human)
blood circulationAdenosine receptor A2aHomo sapiens (human)
negative regulation of cell population proliferationAdenosine receptor A2aHomo sapiens (human)
response to xenobiotic stimulusAdenosine receptor A2aHomo sapiens (human)
response to inorganic substanceAdenosine receptor A2aHomo sapiens (human)
positive regulation of glutamate secretionAdenosine receptor A2aHomo sapiens (human)
positive regulation of acetylcholine secretion, neurotransmissionAdenosine receptor A2aHomo sapiens (human)
regulation of norepinephrine secretionAdenosine receptor A2aHomo sapiens (human)
response to purine-containing compoundAdenosine receptor A2aHomo sapiens (human)
response to caffeineAdenosine receptor A2aHomo sapiens (human)
positive regulation of synaptic transmission, GABAergicAdenosine receptor A2aHomo sapiens (human)
synaptic transmission, glutamatergicAdenosine receptor A2aHomo sapiens (human)
positive regulation of urine volumeAdenosine receptor A2aHomo sapiens (human)
vasodilationAdenosine receptor A2aHomo sapiens (human)
eating behaviorAdenosine receptor A2aHomo sapiens (human)
negative regulation of vascular permeabilityAdenosine receptor A2aHomo sapiens (human)
negative regulation of neuron apoptotic processAdenosine receptor A2aHomo sapiens (human)
positive regulation of circadian sleep/wake cycle, sleepAdenosine receptor A2aHomo sapiens (human)
negative regulation of alpha-beta T cell activationAdenosine receptor A2aHomo sapiens (human)
astrocyte activationAdenosine receptor A2aHomo sapiens (human)
neuron projection morphogenesisAdenosine receptor A2aHomo sapiens (human)
positive regulation of protein secretionAdenosine receptor A2aHomo sapiens (human)
negative regulation of inflammatory responseAdenosine receptor A2aHomo sapiens (human)
regulation of mitochondrial membrane potentialAdenosine receptor A2aHomo sapiens (human)
membrane depolarizationAdenosine receptor A2aHomo sapiens (human)
regulation of calcium ion transportAdenosine receptor A2aHomo sapiens (human)
positive regulation of synaptic transmission, glutamatergicAdenosine receptor A2aHomo sapiens (human)
excitatory postsynaptic potentialAdenosine receptor A2aHomo sapiens (human)
inhibitory postsynaptic potentialAdenosine receptor A2aHomo sapiens (human)
prepulse inhibitionAdenosine receptor A2aHomo sapiens (human)
apoptotic signaling pathwayAdenosine receptor A2aHomo sapiens (human)
presynaptic modulation of chemical synaptic transmissionAdenosine receptor A2aHomo sapiens (human)
positive regulation of long-term synaptic potentiationAdenosine receptor A2aHomo sapiens (human)
positive regulation of apoptotic signaling pathwayAdenosine receptor A2aHomo sapiens (human)
G protein-coupled adenosine receptor signaling pathwayAdenosine receptor A2aHomo sapiens (human)
xenobiotic metabolic processUDP-glucuronosyltransferase 2B15Homo sapiens (human)
steroid metabolic processUDP-glucuronosyltransferase 2B15Homo sapiens (human)
estrogen metabolic processUDP-glucuronosyltransferase 2B15Homo sapiens (human)
cellular glucuronidationUDP-glucuronosyltransferase 2B15Homo sapiens (human)
inositol phosphate metabolic processInositol hexakisphosphate kinase 1Homo sapiens (human)
phosphatidylinositol phosphate biosynthetic processInositol hexakisphosphate kinase 1Homo sapiens (human)
negative regulation of cold-induced thermogenesisInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol phosphate biosynthetic processInositol hexakisphosphate kinase 1Homo sapiens (human)
xenobiotic metabolic processCanalicular multispecific organic anion transporter 1Homo sapiens (human)
xenobiotic transmembrane transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
negative regulation of gene expressionCanalicular multispecific organic anion transporter 1Homo sapiens (human)
bile acid and bile salt transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
bilirubin transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
heme catabolic processCanalicular multispecific organic anion transporter 1Homo sapiens (human)
xenobiotic export from cellCanalicular multispecific organic anion transporter 1Homo sapiens (human)
transmembrane transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
transepithelial transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
leukotriene transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
monoatomic anion transmembrane transportCanalicular multispecific organic anion transporter 1Homo sapiens (human)
transport across blood-brain barrierCanalicular multispecific organic anion transporter 1Homo sapiens (human)
xenobiotic transport across blood-brain barrierCanalicular multispecific organic anion transporter 1Homo sapiens (human)
cell population proliferationATPase family AAA domain-containing protein 5Homo sapiens (human)
positive regulation of B cell proliferationATPase family AAA domain-containing protein 5Homo sapiens (human)
nuclear DNA replicationATPase family AAA domain-containing protein 5Homo sapiens (human)
signal transduction in response to DNA damageATPase family AAA domain-containing protein 5Homo sapiens (human)
intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediatorATPase family AAA domain-containing protein 5Homo sapiens (human)
isotype switchingATPase family AAA domain-containing protein 5Homo sapiens (human)
positive regulation of DNA replicationATPase family AAA domain-containing protein 5Homo sapiens (human)
positive regulation of isotype switching to IgG isotypesATPase family AAA domain-containing protein 5Homo sapiens (human)
DNA clamp unloadingATPase family AAA domain-containing protein 5Homo sapiens (human)
regulation of mitotic cell cycle phase transitionATPase family AAA domain-containing protein 5Homo sapiens (human)
negative regulation of intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediatorATPase family AAA domain-containing protein 5Homo sapiens (human)
positive regulation of cell cycle G2/M phase transitionATPase family AAA domain-containing protein 5Homo sapiens (human)
negative regulation of receptor internalizationAtaxin-2Homo sapiens (human)
regulation of translationAtaxin-2Homo sapiens (human)
RNA metabolic processAtaxin-2Homo sapiens (human)
P-body assemblyAtaxin-2Homo sapiens (human)
stress granule assemblyAtaxin-2Homo sapiens (human)
RNA transportAtaxin-2Homo sapiens (human)
temperature homeostasisAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
DNA alkylation repairAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
regulation of lipid storageAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
snRNA processingAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
regulation of multicellular organism growthAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
RNA repairAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
regulation of respiratory system processAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
adipose tissue developmentAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
mRNA destabilizationAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
regulation of white fat cell proliferationAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
regulation of brown fat cell differentiationAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Molecular Functions (95)

Processvia Protein(s)Taxonomy
ATP bindingATP-binding cassette sub-family C member 3Homo sapiens (human)
ABC-type xenobiotic transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
glucuronoside transmembrane transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
ABC-type glutathione S-conjugate transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
ABC-type bile acid transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
ATP hydrolysis activityATP-binding cassette sub-family C member 3Homo sapiens (human)
ATPase-coupled transmembrane transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
xenobiotic transmembrane transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
ATPase-coupled inorganic anion transmembrane transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
icosanoid transmembrane transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
ABC-type transporter activityATP-binding cassette sub-family C member 3Homo sapiens (human)
guanine nucleotide transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
protein bindingMultidrug resistance-associated protein 4Homo sapiens (human)
ATP bindingMultidrug resistance-associated protein 4Homo sapiens (human)
ABC-type xenobiotic transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
prostaglandin transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
urate transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
purine nucleotide transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
ABC-type glutathione S-conjugate transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
ABC-type bile acid transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
efflux transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
15-hydroxyprostaglandin dehydrogenase (NAD+) activityMultidrug resistance-associated protein 4Homo sapiens (human)
ATP hydrolysis activityMultidrug resistance-associated protein 4Homo sapiens (human)
glutathione transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
ATPase-coupled transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
xenobiotic transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
ATPase-coupled inorganic anion transmembrane transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
ABC-type transporter activityMultidrug resistance-associated protein 4Homo sapiens (human)
retinoic acid bindingUDP-glucuronosyltransferase 1A9Homo sapiens (human)
glucuronosyltransferase activityUDP-glucuronosyltransferase 1A9Homo sapiens (human)
enzyme bindingUDP-glucuronosyltransferase 1A9Homo sapiens (human)
protein homodimerization activityUDP-glucuronosyltransferase 1A9Homo sapiens (human)
protein heterodimerization activityUDP-glucuronosyltransferase 1A9Homo sapiens (human)
protein bindingBile salt export pumpHomo sapiens (human)
ATP bindingBile salt export pumpHomo sapiens (human)
ABC-type xenobiotic transporter activityBile salt export pumpHomo sapiens (human)
bile acid transmembrane transporter activityBile salt export pumpHomo sapiens (human)
canalicular bile acid transmembrane transporter activityBile salt export pumpHomo sapiens (human)
carbohydrate transmembrane transporter activityBile salt export pumpHomo sapiens (human)
ABC-type bile acid transporter activityBile salt export pumpHomo sapiens (human)
ATP hydrolysis activityBile salt export pumpHomo sapiens (human)
cytokine activityInterferon betaHomo sapiens (human)
cytokine receptor bindingInterferon betaHomo sapiens (human)
type I interferon receptor bindingInterferon betaHomo sapiens (human)
protein bindingInterferon betaHomo sapiens (human)
chloramphenicol O-acetyltransferase activityInterferon betaHomo sapiens (human)
TAP bindingHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
signaling receptor bindingHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
protein bindingHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
peptide antigen bindingHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
TAP bindingHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
protein-folding chaperone bindingHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
transcription cis-regulatory region bindingCellular tumor antigen p53Homo sapiens (human)
RNA polymerase II cis-regulatory region sequence-specific DNA bindingCellular tumor antigen p53Homo sapiens (human)
DNA-binding transcription factor activity, RNA polymerase II-specificCellular tumor antigen p53Homo sapiens (human)
cis-regulatory region sequence-specific DNA bindingCellular tumor antigen p53Homo sapiens (human)
core promoter sequence-specific DNA bindingCellular tumor antigen p53Homo sapiens (human)
TFIID-class transcription factor complex bindingCellular tumor antigen p53Homo sapiens (human)
DNA-binding transcription repressor activity, RNA polymerase II-specificCellular tumor antigen p53Homo sapiens (human)
DNA-binding transcription activator activity, RNA polymerase II-specificCellular tumor antigen p53Homo sapiens (human)
protease bindingCellular tumor antigen p53Homo sapiens (human)
p53 bindingCellular tumor antigen p53Homo sapiens (human)
DNA bindingCellular tumor antigen p53Homo sapiens (human)
chromatin bindingCellular tumor antigen p53Homo sapiens (human)
DNA-binding transcription factor activityCellular tumor antigen p53Homo sapiens (human)
mRNA 3'-UTR bindingCellular tumor antigen p53Homo sapiens (human)
copper ion bindingCellular tumor antigen p53Homo sapiens (human)
protein bindingCellular tumor antigen p53Homo sapiens (human)
zinc ion bindingCellular tumor antigen p53Homo sapiens (human)
enzyme bindingCellular tumor antigen p53Homo sapiens (human)
receptor tyrosine kinase bindingCellular tumor antigen p53Homo sapiens (human)
ubiquitin protein ligase bindingCellular tumor antigen p53Homo sapiens (human)
histone deacetylase regulator activityCellular tumor antigen p53Homo sapiens (human)
ATP-dependent DNA/DNA annealing activityCellular tumor antigen p53Homo sapiens (human)
identical protein bindingCellular tumor antigen p53Homo sapiens (human)
histone deacetylase bindingCellular tumor antigen p53Homo sapiens (human)
protein heterodimerization activityCellular tumor antigen p53Homo sapiens (human)
protein-folding chaperone bindingCellular tumor antigen p53Homo sapiens (human)
protein phosphatase 2A bindingCellular tumor antigen p53Homo sapiens (human)
RNA polymerase II-specific DNA-binding transcription factor bindingCellular tumor antigen p53Homo sapiens (human)
14-3-3 protein bindingCellular tumor antigen p53Homo sapiens (human)
MDM2/MDM4 family protein bindingCellular tumor antigen p53Homo sapiens (human)
disordered domain specific bindingCellular tumor antigen p53Homo sapiens (human)
general transcription initiation factor bindingCellular tumor antigen p53Homo sapiens (human)
molecular function activator activityCellular tumor antigen p53Homo sapiens (human)
promoter-specific chromatin bindingCellular tumor antigen p53Homo sapiens (human)
magnesium ion bindingCatechol O-methyltransferaseHomo sapiens (human)
protein bindingCatechol O-methyltransferaseHomo sapiens (human)
methyltransferase activityCatechol O-methyltransferaseHomo sapiens (human)
O-methyltransferase activityCatechol O-methyltransferaseHomo sapiens (human)
catechol O-methyltransferase activityCatechol O-methyltransferaseHomo sapiens (human)
G protein-coupled adenosine receptor activityAdenosine receptor A2aHomo sapiens (human)
protein bindingAdenosine receptor A2aHomo sapiens (human)
calmodulin bindingAdenosine receptor A2aHomo sapiens (human)
lipid bindingAdenosine receptor A2aHomo sapiens (human)
enzyme bindingAdenosine receptor A2aHomo sapiens (human)
type 5 metabotropic glutamate receptor bindingAdenosine receptor A2aHomo sapiens (human)
identical protein bindingAdenosine receptor A2aHomo sapiens (human)
protein-containing complex bindingAdenosine receptor A2aHomo sapiens (human)
alpha-actinin bindingAdenosine receptor A2aHomo sapiens (human)
retinoic acid bindingUDP-glucuronosyltransferase 2B15Homo sapiens (human)
glucuronosyltransferase activityUDP-glucuronosyltransferase 2B15Homo sapiens (human)
inositol-1,3,4,5,6-pentakisphosphate kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol hexakisphosphate kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol heptakisphosphate kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol hexakisphosphate 5-kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
protein bindingInositol hexakisphosphate kinase 1Homo sapiens (human)
ATP bindingInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol hexakisphosphate 1-kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol hexakisphosphate 3-kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol 5-diphosphate pentakisphosphate 5-kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
inositol diphosphate tetrakisphosphate kinase activityInositol hexakisphosphate kinase 1Homo sapiens (human)
protein bindingCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ATP bindingCanalicular multispecific organic anion transporter 1Homo sapiens (human)
organic anion transmembrane transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ABC-type xenobiotic transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
bilirubin transmembrane transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ABC-type glutathione S-conjugate transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ATP hydrolysis activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ATPase-coupled transmembrane transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
xenobiotic transmembrane transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ATPase-coupled inorganic anion transmembrane transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
ABC-type transporter activityCanalicular multispecific organic anion transporter 1Homo sapiens (human)
protein bindingATPase family AAA domain-containing protein 5Homo sapiens (human)
ATP bindingATPase family AAA domain-containing protein 5Homo sapiens (human)
ATP hydrolysis activityATPase family AAA domain-containing protein 5Homo sapiens (human)
DNA clamp unloader activityATPase family AAA domain-containing protein 5Homo sapiens (human)
DNA bindingATPase family AAA domain-containing protein 5Homo sapiens (human)
RNA bindingAtaxin-2Homo sapiens (human)
epidermal growth factor receptor bindingAtaxin-2Homo sapiens (human)
protein bindingAtaxin-2Homo sapiens (human)
mRNA bindingAtaxin-2Homo sapiens (human)
ferrous iron bindingAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
transferase activityAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
oxidative RNA demethylase activityAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
broad specificity oxidative DNA demethylase activityAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
mRNA N6-methyladenosine dioxygenase activityAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
tRNA demethylase activityAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Ceullar Components (64)

Processvia Protein(s)Taxonomy
plasma membraneATP-binding cassette sub-family C member 3Homo sapiens (human)
basal plasma membraneATP-binding cassette sub-family C member 3Homo sapiens (human)
basolateral plasma membraneATP-binding cassette sub-family C member 3Homo sapiens (human)
membraneATP-binding cassette sub-family C member 3Homo sapiens (human)
nucleolusMultidrug resistance-associated protein 4Homo sapiens (human)
Golgi apparatusMultidrug resistance-associated protein 4Homo sapiens (human)
plasma membraneMultidrug resistance-associated protein 4Homo sapiens (human)
membraneMultidrug resistance-associated protein 4Homo sapiens (human)
basolateral plasma membraneMultidrug resistance-associated protein 4Homo sapiens (human)
apical plasma membraneMultidrug resistance-associated protein 4Homo sapiens (human)
platelet dense granule membraneMultidrug resistance-associated protein 4Homo sapiens (human)
external side of apical plasma membraneMultidrug resistance-associated protein 4Homo sapiens (human)
plasma membraneMultidrug resistance-associated protein 4Homo sapiens (human)
endoplasmic reticulumUDP-glucuronosyltransferase 1A9Homo sapiens (human)
endoplasmic reticulum membraneUDP-glucuronosyltransferase 1A9Homo sapiens (human)
endoplasmic reticulumUDP-glucuronosyltransferase 1A9Homo sapiens (human)
basolateral plasma membraneBile salt export pumpHomo sapiens (human)
Golgi membraneBile salt export pumpHomo sapiens (human)
endosomeBile salt export pumpHomo sapiens (human)
plasma membraneBile salt export pumpHomo sapiens (human)
cell surfaceBile salt export pumpHomo sapiens (human)
apical plasma membraneBile salt export pumpHomo sapiens (human)
intercellular canaliculusBile salt export pumpHomo sapiens (human)
intracellular canaliculusBile salt export pumpHomo sapiens (human)
recycling endosomeBile salt export pumpHomo sapiens (human)
recycling endosome membraneBile salt export pumpHomo sapiens (human)
extracellular exosomeBile salt export pumpHomo sapiens (human)
membraneBile salt export pumpHomo sapiens (human)
extracellular spaceInterferon betaHomo sapiens (human)
extracellular regionInterferon betaHomo sapiens (human)
Golgi membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
endoplasmic reticulumHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
Golgi apparatusHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
plasma membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
cell surfaceHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
ER to Golgi transport vesicle membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
secretory granule membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
phagocytic vesicle membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
early endosome membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
recycling endosome membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
extracellular exosomeHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
lumenal side of endoplasmic reticulum membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
MHC class I protein complexHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
extracellular spaceHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
external side of plasma membraneHLA class I histocompatibility antigen, B alpha chain Homo sapiens (human)
nuclear bodyCellular tumor antigen p53Homo sapiens (human)
nucleusCellular tumor antigen p53Homo sapiens (human)
nucleoplasmCellular tumor antigen p53Homo sapiens (human)
replication forkCellular tumor antigen p53Homo sapiens (human)
nucleolusCellular tumor antigen p53Homo sapiens (human)
cytoplasmCellular tumor antigen p53Homo sapiens (human)
mitochondrionCellular tumor antigen p53Homo sapiens (human)
mitochondrial matrixCellular tumor antigen p53Homo sapiens (human)
endoplasmic reticulumCellular tumor antigen p53Homo sapiens (human)
centrosomeCellular tumor antigen p53Homo sapiens (human)
cytosolCellular tumor antigen p53Homo sapiens (human)
nuclear matrixCellular tumor antigen p53Homo sapiens (human)
PML bodyCellular tumor antigen p53Homo sapiens (human)
transcription repressor complexCellular tumor antigen p53Homo sapiens (human)
site of double-strand breakCellular tumor antigen p53Homo sapiens (human)
germ cell nucleusCellular tumor antigen p53Homo sapiens (human)
chromatinCellular tumor antigen p53Homo sapiens (human)
transcription regulator complexCellular tumor antigen p53Homo sapiens (human)
protein-containing complexCellular tumor antigen p53Homo sapiens (human)
cytosolCatechol O-methyltransferaseHomo sapiens (human)
plasma membraneCatechol O-methyltransferaseHomo sapiens (human)
membraneCatechol O-methyltransferaseHomo sapiens (human)
intracellular membrane-bounded organelleCatechol O-methyltransferaseHomo sapiens (human)
synapseCatechol O-methyltransferaseHomo sapiens (human)
extracellular exosomeCatechol O-methyltransferaseHomo sapiens (human)
dendriteCatechol O-methyltransferaseHomo sapiens (human)
membraneCatechol O-methyltransferaseHomo sapiens (human)
axonCatechol O-methyltransferaseHomo sapiens (human)
plasma membraneAdenosine receptor A2aHomo sapiens (human)
intermediate filamentAdenosine receptor A2aHomo sapiens (human)
plasma membraneAdenosine receptor A2aHomo sapiens (human)
membraneAdenosine receptor A2aHomo sapiens (human)
dendriteAdenosine receptor A2aHomo sapiens (human)
axolemmaAdenosine receptor A2aHomo sapiens (human)
asymmetric synapseAdenosine receptor A2aHomo sapiens (human)
presynaptic membraneAdenosine receptor A2aHomo sapiens (human)
neuronal cell bodyAdenosine receptor A2aHomo sapiens (human)
postsynaptic membraneAdenosine receptor A2aHomo sapiens (human)
presynaptic active zoneAdenosine receptor A2aHomo sapiens (human)
glutamatergic synapseAdenosine receptor A2aHomo sapiens (human)
endoplasmic reticulum membraneUDP-glucuronosyltransferase 2B15Homo sapiens (human)
fibrillar centerInositol hexakisphosphate kinase 1Homo sapiens (human)
nucleoplasmInositol hexakisphosphate kinase 1Homo sapiens (human)
cytosolInositol hexakisphosphate kinase 1Homo sapiens (human)
nucleusInositol hexakisphosphate kinase 1Homo sapiens (human)
cytoplasmInositol hexakisphosphate kinase 1Homo sapiens (human)
plasma membraneCanalicular multispecific organic anion transporter 1Homo sapiens (human)
cell surfaceCanalicular multispecific organic anion transporter 1Homo sapiens (human)
apical plasma membraneCanalicular multispecific organic anion transporter 1Homo sapiens (human)
intercellular canaliculusCanalicular multispecific organic anion transporter 1Homo sapiens (human)
apical plasma membraneCanalicular multispecific organic anion transporter 1Homo sapiens (human)
Elg1 RFC-like complexATPase family AAA domain-containing protein 5Homo sapiens (human)
nucleusATPase family AAA domain-containing protein 5Homo sapiens (human)
cytoplasmAtaxin-2Homo sapiens (human)
Golgi apparatusAtaxin-2Homo sapiens (human)
trans-Golgi networkAtaxin-2Homo sapiens (human)
cytosolAtaxin-2Homo sapiens (human)
cytoplasmic stress granuleAtaxin-2Homo sapiens (human)
membraneAtaxin-2Homo sapiens (human)
perinuclear region of cytoplasmAtaxin-2Homo sapiens (human)
ribonucleoprotein complexAtaxin-2Homo sapiens (human)
cytoplasmic stress granuleAtaxin-2Homo sapiens (human)
nucleusAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
nucleoplasmAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
cytoplasmAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
cytosolAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
plasma membraneAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
nuclear speckAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
intracellular membrane-bounded organelleAlpha-ketoglutarate-dependent dioxygenase FTOHomo sapiens (human)
[Information is prepared from geneontology information from the June-17-2024 release]

Bioassays (198)

Assay IDTitleYearJournalArticle
AID504749qHTS profiling for inhibitors of Plasmodium falciparum proliferation2011Science (New York, N.Y.), Aug-05, Volume: 333, Issue:6043
Chemical genomic profiling for antimalarial therapies, response signatures, and molecular targets.
AID1347424RapidFire Mass Spectrometry qHTS Assay for Modulators of WT P53-Induced Phosphatase 1 (WIP1)2019The Journal of biological chemistry, 11-15, Volume: 294, Issue:46
Physiologically relevant orthogonal assays for the discovery of small-molecule modulators of WIP1 phosphatase in high-throughput screens.
AID1347095qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for NB-EBc1 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347102qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for Rh18 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347083qHTS for Inhibitors of the Functional Ribonucleoprotein Complex (vRNP) of Lassa (LASV) Arenavirus: Viability assay - alamar blue signal for LASV Primary Screen2020Antiviral research, 01, Volume: 173A cell-based, infectious-free, platform to identify inhibitors of lassa virus ribonucleoprotein (vRNP) activity.
AID1296008Cytotoxic Profiling of Annotated Libraries Using Quantitative High-Throughput Screening2020SLAS discovery : advancing life sciences R & D, 01, Volume: 25, Issue:1
Cytotoxic Profiling of Annotated and Diverse Chemical Libraries Using Quantitative High-Throughput Screening.
AID1347101qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for BT-12 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347097qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for Saos-2 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347090qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for DAOY cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347100qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for LAN-5 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347099qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for NB1643 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID651635Viability Counterscreen for Primary qHTS for Inhibitors of ATXN expression
AID1347086qHTS for Inhibitors of the Functional Ribonucleoprotein Complex (vRNP) of Lymphocytic Choriomeningitis Arenaviruses (LCMV): LCMV Primary Screen - GLuc reporter signal2020Antiviral research, 01, Volume: 173A cell-based, infectious-free, platform to identify inhibitors of lassa virus ribonucleoprotein (vRNP) activity.
AID1347089qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for TC32 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347103qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for OHS-50 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347082qHTS for Inhibitors of the Functional Ribonucleoprotein Complex (vRNP) of Lassa (LASV) Arenavirus: LASV Primary Screen - GLuc reporter signal2020Antiviral research, 01, Volume: 173A cell-based, infectious-free, platform to identify inhibitors of lassa virus ribonucleoprotein (vRNP) activity.
AID1347092qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for A673 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1745845Primary qHTS for Inhibitors of ATXN expression
AID1347091qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for SJ-GBM2 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347096qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for U-2 OS cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347107qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for Rh30 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347407qHTS to identify inhibitors of the type 1 interferon - major histocompatibility complex class I in skeletal muscle: primary screen against the NCATS Pharmaceutical Collection2020ACS chemical biology, 07-17, Volume: 15, Issue:7
High-Throughput Screening to Identify Inhibitors of the Type I Interferon-Major Histocompatibility Complex Class I Pathway in Skeletal Muscle.
AID1347108qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for Rh41 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347104qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for RD cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347425Rhodamine-PBP qHTS Assay for Modulators of WT P53-Induced Phosphatase 1 (WIP1)2019The Journal of biological chemistry, 11-15, Volume: 294, Issue:46
Physiologically relevant orthogonal assays for the discovery of small-molecule modulators of WIP1 phosphatase in high-throughput screens.
AID1347154Primary screen GU AMC qHTS for Zika virus inhibitors2020Proceedings of the National Academy of Sciences of the United States of America, 12-08, Volume: 117, Issue:49
Therapeutic candidates for the Zika virus identified by a high-throughput screen for Zika protease inhibitors.
AID1347105qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for MG 63 (6-TG R) cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347094qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for BT-37 cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347106qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for control Hh wild type fibroblast cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347098qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for SK-N-SH cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1347093qHTS of pediatric cancer cell lines to identify multiple opportunities for drug repurposing: Primary screen for SK-N-MC cells2018Oncotarget, Jan-12, Volume: 9, Issue:4
Quantitative high-throughput phenotypic screening of pediatric cancer cell lines identifies multiple opportunities for drug repurposing.
AID1508630Primary qHTS for small molecule stabilizers of the endoplasmic reticulum resident proteome: Secreted ER Calcium Modulated Protein (SERCaMP) assay2021Cell reports, 04-27, Volume: 35, Issue:4
A target-agnostic screen identifies approved drugs to stabilize the endoplasmic reticulum-resident proteome.
AID1346986P-glycoprotein substrates identified in KB-3-1 adenocarcinoma cell line, qHTS therapeutic library screen2019Molecular pharmacology, 11, Volume: 96, Issue:5
A High-Throughput Screen of a Library of Therapeutics Identifies Cytotoxic Substrates of P-glycoprotein.
AID1346987P-glycoprotein substrates identified in KB-8-5-11 adenocarcinoma cell line, qHTS therapeutic library screen2019Molecular pharmacology, 11, Volume: 96, Issue:5
A High-Throughput Screen of a Library of Therapeutics Identifies Cytotoxic Substrates of P-glycoprotein.
AID1079945Animal toxicity known. [column 'TOXIC' in source]
AID625279Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for bilirubinemia2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1220257Ratio of drug level in blood to plasma in human2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID1079947Comments (NB not yet translated). [column 'COMMENTAIRES' in source]
AID588209Literature-mined public compounds from Greene et al multi-species hepatotoxicity modelling dataset2010Chemical research in toxicology, Jul-19, Volume: 23, Issue:7
Developing structure-activity relationships for the prediction of hepatotoxicity.
AID50090Percent inhibition of Catechol O-methyltransferase activity in rat brain at dose of 30 mg/kg determined at 1 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID1308089Binding affinity to human recombinant HIBCH after 1 hr in presence of active Tcp-CC-13 by Western blot analysis2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1220242Unbound intrinsic clearance in human intestinal microsomes assessed CYP450-mediated glucuronidation clearance2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID588211Literature-mined compound from Fourches et al multi-species drug-induced liver injury (DILI) dataset, effect in humans2010Chemical research in toxicology, Jan, Volume: 23, Issue:1
Cheminformatics analysis of assertions mined from literature that describe drug-induced liver injury in different species.
AID11951Half life period in rabbit liver homogenate2000Bioorganic & medicinal chemistry letters, Sep-04, Volume: 10, Issue:17
Synthesis of a water-soluble prodrug of entacapone.
AID473642Cytotoxicity against mouse Neuro2a cells assessed as cell viability at 30 uM after 24 hrs2010Journal of medicinal chemistry, Apr-22, Volume: 53, Issue:8
Discovery of a long-acting, peripherally selective inhibitor of catechol-O-methyltransferase.
AID281572Inhibition of peripheral COMT in mouse liver at 30 mg/kg, po by gastric tube after 6 hrs2004Journal of medicinal chemistry, Dec-02, Volume: 47, Issue:25
Synthesis, biological evaluation, and molecular modeling studies of a novel, peripherally selective inhibitor of catechol-O-methyltransferase.
AID50078Percent inhibition of Catechol O-methyltransferase activity in rat brain at dose of 30 mg/kg determined at 0.5 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID1632019Inhibition of MB-COMT in Wistar rat brain assessed as metanephrine formation preincubated for 20 mins followed by addition of adrenaline as substrate and SAM measured after 15 mins by chromatographic analysis2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID540212Mean residence time in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID1632021Permeability of the compound in PBS:EtOH (70:30) measured after 2 hrs and 30 mins by PAMPA-BBB assay2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID256804Percentage inhibitory activity against COMT for 9h in homogenates of rat liver administered with 30mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID49923Inhibition of Catechol O-methyltransferase activity in rat liver2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID1808092Drug metabolism in human gut microbes assessed as metabolite formation by LC-MS/MS analysis2021Journal of medicinal chemistry, 12-09, Volume: 64, Issue:23
Searching for New Microbiome-Targeted Therapeutics through a Drug Repurposing Approach.
AID281573Inhibition of central COMT in mouse brain at 30 mg/kg, po by gastric tube after 6 hrs2004Journal of medicinal chemistry, Dec-02, Volume: 47, Issue:25
Synthesis, biological evaluation, and molecular modeling studies of a novel, peripherally selective inhibitor of catechol-O-methyltransferase.
AID1308078Inhibition of human recombinant His-tagged soluble COMT expressed in Escherichia coli BL21 using aesculetin as substrate after 60 mins by microplate assay in presence of SAM2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1473982Ratio of drug concentration at steady state in human at 200 mg, po Q3h measured after 3 hrs to IC50 for human MRP3 overexpressed in Sf9 insect cells2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID473640Inhibition of COMT in Wistar rat liver homogenates assessed as metanephrine formation at 3 mg/kg, po measured after 3 hrs relative to control2010Journal of medicinal chemistry, Apr-22, Volume: 53, Issue:8
Discovery of a long-acting, peripherally selective inhibitor of catechol-O-methyltransferase.
AID50093percent inhibition of Catechol O-methyltransferase activity in rat brain at dose of 30 mg/kg determined at 6 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID625286Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for hepatitis2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1079933Acute liver toxicity defined via clinical observations and clear clinical-chemistry results: serum ALT or AST activity > 6 N or serum alkaline phosphatases activity > 1.7 N. This category includes cytolytic, choleostatic and mixed liver toxicity. Value is
AID1308083Binding affinity to PDXK in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of inactive Tcp-CC 14 by differential competition capture compoun2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1632018Inhibition of S-COMT in Wistar rat liver assessed as metanephrine formation preincubated for 20 mins followed by addition of adrenaline as substrate and SAM measured after 5 mins by chromatographic analysis2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID444058Volume of distribution at steady state in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1220256Total clearance in human2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID1308082Binding affinity to GCDH in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of active Tcp-CC-13 by differential competition capture compound 2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID256794Inhibitory activity against COMT in rat brain2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID281571Inhibition of central COMT in mouse brain at 30 mg/kg, po by gastric tube after 1 hr2004Journal of medicinal chemistry, Dec-02, Volume: 47, Issue:25
Synthesis, biological evaluation, and molecular modeling studies of a novel, peripherally selective inhibitor of catechol-O-methyltransferase.
AID1079948Times to onset, minimal and maximal, observed in the indexed observations. [column 'DELAI' in source]
AID1079943Malignant tumor, proven histopathologically. Value is number of references indexed. [column 'T.MAL' in source]
AID1308093Mitochondrial toxicity in human HepG2 cells assessed as mitochondrial membrane potential levels at 50 uM by TMRE-based mitochondria membrane potential assay relative to control2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID634973Inhibition of human thrombin using Boc-VPR-AMC as substrate at 25 uM preincubated for 15 mins before substrate addition measured up to 10 mins by spectrofluorimetry2011Bioorganic & medicinal chemistry, Dec-15, Volume: 19, Issue:24
Arylcyanoacrylamides as inhibitors of the Dengue and West Nile virus proteases.
AID1220240Unbound fraction during CYP4500-mediated metabolism in human intestinal microsomes2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID1079944Benign tumor, proven histopathologically. Value is number of references indexed. [column 'T.BEN' in source]
AID473641Inhibition of COMT in NMRI mouse liver homogenates assessed as metanephrine formation at 3 mg/kg, po measured after 3 hrs relative to control2010Journal of medicinal chemistry, Apr-22, Volume: 53, Issue:8
Discovery of a long-acting, peripherally selective inhibitor of catechol-O-methyltransferase.
AID256796Percentage inhibitory activity against COMT for 1h in homogenates of rat brain administered with 30mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID625283Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for elevated liver function tests2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID256799Percentage inhibitory activity against COMT for 9h in homogenates of rat brain administered with 30 mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID1079946Presence of at least one case with successful reintroduction. [column 'REINT' in source]
AID1632020Selectivity ratio, ratio of IC50 for S-COMT in Wistar rat liver to IC50 for MB-COMT in Wistar rat brain2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID540209Volume of distribution at steady state in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID625288Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for jaundice2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1220557Fraction unbound in Hartley guinea pig brain homogenates at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID1473738Inhibition of human BSEP overexpressed in Sf9 cell membrane vesicles assessed as uptake of [3H]-taurocholate in presence of ATP measured after 15 to 20 mins by membrane vesicle transport assay2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID21714Solubility at pH 1.22000Bioorganic & medicinal chemistry letters, Sep-04, Volume: 10, Issue:17
Synthesis of a water-soluble prodrug of entacapone.
AID1473979AUC in human at 200 mg, po Q3h measured after 3 hrs2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID625287Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for hepatomegaly2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1542227Inhibition of synthetic AcPHF6 peptide aggregation in pH 7.4 phosphate buffer assessed as reduction in fluorescence intensity at 50 uM and measured every minute over 2 hrs with 5 secs shaking prior to each reading by ThT fluorescence assay2019European journal of medicinal chemistry, Apr-01, Volume: 167Repurposing nitrocatechols: 5-Nitro-α-cyanocarboxamide derivatives of caffeic acid and caffeic acid phenethyl ester effectively inhibit aggregation of tau-derived hexapeptide AcPHF6.
AID1307962Inhibition of Mycobacterium tuberculosis InhA at 80 uM using DD-CoA and NADH2016Journal of medicinal chemistry, 05-12, Volume: 59, Issue:9
Impact of Binding Site Comparisons on Medicinal Chemistry and Rational Molecular Design.
AID1220558Fraction unbound in Beagle dog brain homogenates at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID625282Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for cirrhosis2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID256803Percentage inhibitory activity against COMT for 3h in homogenates of rat liver administered with 30 mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID256800Percentage inhibitory activity against COMT for 1h in homogenates of rat liver administered with 30 mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID1308079Binding affinity to COMT in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of active Tcp-CC-13 by differential competition capture compound 2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1308080Binding affinity to ADL1 in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of active Tcp-CC-13 by differential competition capture compound 2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1308090Binding affinity to His-tagged human recombinant soluble COMT after 1 hr in presence of active Tcp-CC-13 by Western blot analysis2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1632028Irreversible electrochemical behavior of compound assessed as single oxidation peak at 0.1 mM and pH 7.4 using Ag/AgCl reference electrode measured over 0 to 0.6 V by cyclic voltammetry2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID624638Drug glucuronidation reaction catalyzed by human recombinant UGT2B152005Pharmacology & therapeutics, Apr, Volume: 106, Issue:1
UDP-glucuronosyltransferases and clinical drug-drug interactions.
AID256798Percentage inhibitory activity against COMT for 6h in homogenates of rat brain administered with 30 mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID444053Renal clearance in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1808089Stability of compound in mini gut model assessed as half life by LC-MS analysis2021Journal of medicinal chemistry, 12-09, Volume: 64, Issue:23
Searching for New Microbiome-Targeted Therapeutics through a Drug Repurposing Approach.
AID256793Inhibitory activity against COMT in rat liver2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID444052Hepatic clearance in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID473638Inhibition of COMT in NMRI mouse liver homogenates assessed as metanephrine formation at 30 mg/kg, po measured after 6 hrs relative to control2010Journal of medicinal chemistry, Apr-22, Volume: 53, Issue:8
Discovery of a long-acting, peripherally selective inhibitor of catechol-O-methyltransferase.
AID1474166Liver toxicity in human assessed as induction of drug-induced liver injury by measuring severity class index2016Drug discovery today, Apr, Volume: 21, Issue:4
DILIrank: the largest reference drug list ranked by the risk for developing drug-induced liver injury in humans.
AID1308091Binding affinity to His-tagged human recombinant soluble COMT after 1 hr in presence of active Tcp-CC-13 by streptavidin based Western blot analysis2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID540210Clearance in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID1632026Electrochemical behavior of compound assessed as anodic peak for oxidation of catechol group at 0.1 mM and pH 7.4 using Ag/AgCl reference electrode measured over 0 to 0.6 V by differential pulse voltammetry2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID1079935Cytolytic liver toxicity, either proven histopathologically or where the ratio of maximal ALT or AST activity above normal to that of Alkaline Phosphatase is > 5 (see ACUTE). Value is number of references indexed. [column 'CYTOL' in source]
AID444055Fraction absorbed in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID444051Total clearance in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1308087Binding affinity to human recombinant HIBCH assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of active Tcp-CC-13 by differential competition capture compo2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1220241Intrinsic clearance in human intestinal microsomes assessed CYP450-mediated glucuronidation clearance2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID634971Inhibition of Dengue virus NS2B-NS3 protease expressed in Escherichia coli BL21 lambda (DE3) using Abz-NleKRRS-3-(NO2)Y as substrate at 50 uM preincubated for 15 mins before substrate addition measured up to 15 mins by spectrofluorimetry2011Bioorganic & medicinal chemistry, Dec-15, Volume: 19, Issue:24
Arylcyanoacrylamides as inhibitors of the Dengue and West Nile virus proteases.
AID624637Drug glucuronidation reaction catalyzed by human recombinant UGT1A92005Pharmacology & therapeutics, Apr, Volume: 106, Issue:1
UDP-glucuronosyltransferases and clinical drug-drug interactions.
AID444057Fraction escaping hepatic elimination in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1079936Choleostatic liver toxicity, either proven histopathologically or where the ratio of maximal ALT or AST activity above normal to that of Alkaline Phosphatase is < 2 (see ACUTE). Value is number of references indexed. [column 'CHOLE' in source]
AID1474167Liver toxicity in human assessed as induction of drug-induced liver injury by measuring verified drug-induced liver injury concern status2016Drug discovery today, Apr, Volume: 21, Issue:4
DILIrank: the largest reference drug list ranked by the risk for developing drug-induced liver injury in humans.
AID1220259Oral absorption in human2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID50082Percent inhibition of Catechol O-methyltransferase activity in rat brain at dose of 30 mg/kg determined at 9 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID256792Percentage inhibitory activity against COMT at 100 nM in human neuroblastoma SK-N-SH cells2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID625280Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for cholecystitis2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1632025Cytotoxicity in Wistar Han rat primary hepatocytes assessed as neutral red uptake at 50 uM measured after 24 hrs relative to untreated control2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID1308084Binding affinity to AKR1B10 in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of inactive Tcp-CC 14 by differential competition capture comp2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID21722Solubility at pH 7.42000Bioorganic & medicinal chemistry letters, Sep-04, Volume: 10, Issue:17
Synthesis of a water-soluble prodrug of entacapone.
AID625285Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for hepatic necrosis2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID588213Literature-mined compound from Fourches et al multi-species drug-induced liver injury (DILI) dataset, effect in non-rodents2010Chemical research in toxicology, Jan, Volume: 23, Issue:1
Cheminformatics analysis of assertions mined from literature that describe drug-induced liver injury in different species.
AID1079942Steatosis, proven histopathologically. Value is number of references indexed. [column 'STEAT' in source]
AID1220560Fraction unbound in human occipital cortex at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID1659943Inhibition of rat liver COMT using esculetin as substrate by fluorescence based spectrophotometry2020Bioorganic & medicinal chemistry letters, 06-15, Volume: 30, Issue:12
Evaluation of nitrocatechol chalcone and pyrazoline derivatives as inhibitors of catechol-O-methyltransferase and monoamine oxidase.
AID625292Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) combined score2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1632035Irreversible electrochemical behavior of compound assessed as single cathodic peak at 0.1 mM and pH 7.4 using Ag/AgCl reference electrode by cyclic voltammetry2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID540213Half life in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID50084Percent inhibition of Catechol O-methyltransferase activity in rat liver at dose of 30 mg/kg determined at 1 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID425652Total body clearance in human2009Journal of medicinal chemistry, Aug-13, Volume: 52, Issue:15
Physicochemical determinants of human renal clearance.
AID1220239Unbound intrinsic clearance in human intestinal microsomes assessed UGT-mediated glucuronidation clearance2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID50083Percent inhibition of Catechol O-methyltransferase activity in rat liver at dose of 30 mg/kg determined at 0.5 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID1473983Ratio of drug concentration at steady state in human at 200 mg, po Q3h measured after 3 hrs to IC50 for human MRP4 overexpressed in Sf9 insect cells2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID49912Inhibition of Catechol O-methyltransferase activity in SK-N-SH cells at a concentration of 100 nM2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID256795Percentage inhibitory activity against COMT for 0.5h in homogenates of rat brain administered with 30mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID1473739Inhibition of human MRP2 overexpressed in Sf9 cell membrane vesicles assessed as uptake of [3H]-estradiol-17beta-D-glucuronide in presence of ATP and GSH measured after 20 mins by membrane vesicle transport assay2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID1220258Renal clearance in human2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID1079937Severe hepatitis, defined as possibly life-threatening liver failure or through clinical observations. Value is number of references indexed. [column 'MASS' in source]
AID1632022Cytotoxicity in Wistar Han rat primary hepatocytes assessed as viable cells at 50 uM measured after 24 hrs by MTT reduction assay relative to untreated control2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID444056Fraction escaping gut-wall elimination in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1473741Inhibition of human MRP4 overexpressed in Sf9 cell membrane vesicles assessed as uptake of [3H]-estradiol-17beta-D-glucuronide in presence of ATP and GSH measured after 20 mins by membrane vesicle transport assay2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID1918193Dissociation constant, pKa of the compound2022Journal of medicinal chemistry, 11-10, Volume: 65, Issue:21
Identification of Organic Anion Transporter 2 Inhibitors: Screening, Structure-Based Analysis, and Clinical Drug Interaction Risk Assessment.
AID1079941Liver damage due to vascular disease: peliosis hepatitis, hepatic veno-occlusive disease, Budd-Chiari syndrome. Value is number of references indexed. [column 'VASC' in source]
AID256797Percentage inhibitory activity against COMT for 3h in homogenates of rat brain administered with 30mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID625290Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for liver fatty2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID281570Inhibition of peripheral COMT in mouse liver at 30 mg/kg, po by gastric tube after 1 hr2004Journal of medicinal chemistry, Dec-02, Volume: 47, Issue:25
Synthesis, biological evaluation, and molecular modeling studies of a novel, peripherally selective inhibitor of catechol-O-methyltransferase.
AID256801Percentage inhibitory activity against COMT for 6h in homogenates of rat liver administered with 30 mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID1079940Granulomatous liver disease, proven histopathologically. Value is number of references indexed. [column 'GRAN' in source]
AID50086Percent inhibition of Catechol O-methyltransferase activity in rat liver at dose of 30 mg/kg determined at 6 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID625291Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for liver function tests abnormal2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1308094Mitochondrial toxicity in human HepG2 cells assessed as mitochondrial membrane potential levels at 100 uM by TMRE-based mitochondria membrane potential assay relative to control2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1220556Fraction unbound in CD-1 mouse brain homogenates at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID1079934Highest frequency of acute liver toxicity observed during clinical trials, expressed as a percentage. [column '% AIGUE' in source]
AID1079939Cirrhosis, proven histopathologically. Value is number of references indexed. [column 'CIRRH' in source]
AID1918194Lipophilicity, log D of the compound2022Journal of medicinal chemistry, 11-10, Volume: 65, Issue:21
Identification of Organic Anion Transporter 2 Inhibitors: Screening, Structure-Based Analysis, and Clinical Drug Interaction Risk Assessment.
AID444050Fraction unbound in human plasma2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1079932Highest frequency of moderate liver toxicity observed during clinical trials, expressed as a percentage. [column '% BIOL' in source]
AID1918192Inhibition of human OAT2 tv.1 variant expressed in HEK293 cells assessed as inhibition of [3H]cGMP uptake by scintillation analysis2022Journal of medicinal chemistry, 11-10, Volume: 65, Issue:21
Identification of Organic Anion Transporter 2 Inhibitors: Screening, Structure-Based Analysis, and Clinical Drug Interaction Risk Assessment.
AID1220554Fraction unbound in Wistar Han rat brain homogenates at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID625284Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for hepatic failure2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1308081Binding affinity to CCBL2 in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of active Tcp-CC-13 by differential competition capture compound2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1079931Moderate liver toxicity, defined via clinical-chemistry results: ALT or AST serum activity 6 times the normal upper limit (N) or alkaline phosphatase serum activity of 1.7 N. Value is number of references indexed. [column 'BIOL' in source]
AID1220555Fraction unbound in Sprague-Dawley rat brain homogenates at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID1079938Chronic liver disease either proven histopathologically, or through a chonic elevation of serum amino-transferase activity after 6 months. Value is number of references indexed. [column 'CHRON' in source]
AID49922Inhibition of Catechol O-methyltransferase activity in rat brain2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID625281Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for cholelithiasis2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID588210Human drug-induced liver injury (DILI) modelling dataset from Ekins et al2010Drug metabolism and disposition: the biological fate of chemicals, Dec, Volume: 38, Issue:12
A predictive ligand-based Bayesian model for human drug-induced liver injury.
AID256802Percentage inhibitory activity against COMT for 0.5h in homogenates of rat liver administered with 30mg/kg by Gastric tube2005Journal of medicinal chemistry, Dec-15, Volume: 48, Issue:25
Synthesis and biological evaluation of a novel series of "ortho-nitrated" inhibitors of catechol-O-methyltransferase.
AID634972Inhibition of West Nile virus NS2B-NS3 protease expressed in Escherichia coli BL21 lambda (DE3) using Abz-GLKRGG-3-(NO2)Y as substrate at 50 uM preincubated for 15 mins before substrate addition measured up to 15 mins by spectrofluorimetry2011Bioorganic & medicinal chemistry, Dec-15, Volume: 19, Issue:24
Arylcyanoacrylamides as inhibitors of the Dengue and West Nile virus proteases.
AID540211Fraction unbound in human after iv administration2008Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 36, Issue:7
Trend analysis of a database of intravenous pharmacokinetic parameters in humans for 670 drug compounds.
AID588212Literature-mined compound from Fourches et al multi-species drug-induced liver injury (DILI) dataset, effect in rodents2010Chemical research in toxicology, Jan, Volume: 23, Issue:1
Cheminformatics analysis of assertions mined from literature that describe drug-induced liver injury in different species.
AID1632032Electrochemical behavior of the compound assessed as reduction potential for hydroxylamine derivative formation at 0.1 mM and pH 7.4 using Ag/AgCl reference electrode measured over 0.25 to -1 V by differential pulse voltammetry2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID1473980Drug concentration at steady state in human at 200 mg, po Q3h measured after 3 hrs2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID50080Percent inhibition of Catechol O-methyltransferase activity in rat brain at dose of 30 mg/kg determined at 3 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID50088Percent inhibition of Catechol O-methyltransferase activity in rat liver at dose of 30 mg/kg determined at 9 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID1220559Fraction unbound in cynomolgus monkey brain homogenates at 1 uM after 6 hrs by equilibrium dialysis method2011Drug metabolism and disposition: the biological fate of chemicals, Jul, Volume: 39, Issue:7
Species independence in brain tissue binding using brain homogenates.
AID1473981Ratio of drug concentration at steady state in human at 200 mg, po Q3h measured after 3 hrs to IC50 for human BSEP overexpressed in Sf9 insect cells2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID50085Percent inhibition of Catechol O-methyltransferase activity in rat liver at dose of 30 mg/kg determined at 3 hr after its administration2002Journal of medicinal chemistry, Jan-31, Volume: 45, Issue:3
Synthesis of 1-(3,4-dihydroxy-5-nitrophenyl)-2-phenyl-ethanone and derivatives as potent and long-acting peripheral inhibitors of catechol-O-methyltransferase.
AID1307961Antimicrobial activity against Mycobacterium tuberculosis str. Erdman assessed as complete inhibition of growth incubated for 14 days by microplate assay2016Journal of medicinal chemistry, 05-12, Volume: 59, Issue:9
Impact of Binding Site Comparisons on Medicinal Chemistry and Rational Molecular Design.
AID1808090Stability in human gut microbes assessed as half life by LC-MS analysis2021Journal of medicinal chemistry, 12-09, Volume: 64, Issue:23
Searching for New Microbiome-Targeted Therapeutics through a Drug Repurposing Approach.
AID1808091Drug metabolism in mini gut model assessed as metabolite formation by LC-MS/MS analysis2021Journal of medicinal chemistry, 12-09, Volume: 64, Issue:23
Searching for New Microbiome-Targeted Therapeutics through a Drug Repurposing Approach.
AID425653Renal clearance in human2009Journal of medicinal chemistry, Aug-13, Volume: 52, Issue:15
Physicochemical determinants of human renal clearance.
AID1632030Irreversible electrochemical behavior of compound assessed as oxidation potential at 0.1 mM and pH 7.4 using Ag/AgCl reference electrode measured over 0 to 0.6 V by differential pulse voltammetry2016Journal of medicinal chemistry, 08-25, Volume: 59, Issue:16
Development of Blood-Brain Barrier Permeable Nitrocatechol-Based Catechol O-Methyltransferase Inhibitors with Reduced Potential for Hepatotoxicity.
AID1308085Binding affinity to NIPSNAP3A in human HepG2 assessed as intensity fold change of cumulated normalized intensity of protein between capture and competition assay at 100 uM after 1 hr in presence of inactive Tcp-CC 14 by differential competition capture co2016Journal of medicinal chemistry, 05-26, Volume: 59, Issue:10
Identification of Potential Off-target Toxicity Liabilities of Catechol-O-methyltransferase Inhibitors by Differential Competition Capture Compound Mass Spectrometry.
AID1220255Apparent permeability by PAMPA method2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID1079949Proposed mechanism(s) of liver damage. [column 'MEC' in source]
AID444054Oral bioavailability in human2010Journal of medicinal chemistry, Feb-11, Volume: 53, Issue:3
Physicochemical space for optimum oral bioavailability: contribution of human intestinal absorption and first-pass elimination.
AID1220237Unbound fraction during UGT-mediated glucuronidation in human intestinal microsomes2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID281569Inhibition of COMT in human SK-N-SH cells at 100 nM2004Journal of medicinal chemistry, Dec-02, Volume: 47, Issue:25
Synthesis, biological evaluation, and molecular modeling studies of a novel, peripherally selective inhibitor of catechol-O-methyltransferase.
AID1220238Intrinsic clearance in human intestinal microsomes assessed UGT-mediated glucuronidation clearance2012Drug metabolism and disposition: the biological fate of chemicals, Sep, Volume: 40, Issue:9
Quantitative prediction of human intestinal glucuronidation effects on intestinal availability of UDP-glucuronosyltransferase substrates using in vitro data.
AID1473740Inhibition of human MRP3 overexpressed in Sf9 insect cell membrane vesicles assessed as uptake of [3H]-estradiol-17beta-D-glucuronide in presence of ATP and GSH measured after 10 mins by membrane vesicle transport assay2013Toxicological sciences : an official journal of the Society of Toxicology, Nov, Volume: 136, Issue:1
A multifactorial approach to hepatobiliary transporter assessment enables improved therapeutic compound development.
AID625289Drug Induced Liver Injury Prediction System (DILIps) training set; hepatic side effect (HepSE) score for liver disease2011PLoS computational biology, Dec, Volume: 7, Issue:12
Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).
AID1745854NCATS anti-infectives library activity on HEK293 viability as a counter-qHTS vs the C. elegans viability qHTS2023Disease models & mechanisms, 03-01, Volume: 16, Issue:3
In vivo quantitative high-throughput screening for drug discovery and comparative toxicology.
AID1745855NCATS anti-infectives library activity on the primary C. elegans qHTS viability assay2023Disease models & mechanisms, 03-01, Volume: 16, Issue:3
In vivo quantitative high-throughput screening for drug discovery and comparative toxicology.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (466)

TimeframeStudies, This Drug (%)All Drugs %
pre-19900 (0.00)18.7374
1990's78 (16.74)18.2507
2000's189 (40.56)29.6817
2010's148 (31.76)24.3611
2020's51 (10.94)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 75.89

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 Index75.89 (24.57)
Research Supply Index6.42 (2.92)
Research Growth Index4.67 (4.65)
Search Engine Demand Index134.13 (26.88)
Search Engine Supply Index2.00 (0.95)

This Compound (75.89)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials112 (22.27%)5.53%
Reviews81 (16.10%)6.00%
Case Studies24 (4.77%)4.05%
Observational2 (0.40%)0.25%
Other284 (56.46%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Clinical Trials (46)

Trial Overview

TrialPhaseEnrollmentStudy TypeStart DateStatus
[18F]F-DOPA Imaging in Patients With Autonomic Failure [NCT04246437]Phase 140 participants (Anticipated)Interventional2020-02-04Recruiting
Clock and Narcolepsy Genetic Variants and the Effects of Stalevo® (Levodopa/Carbidopa/Entacapone) on Sleep Disorders in Parkinson's Disease [NCT02452606]100 participants (Anticipated)Interventional2015-03-31Recruiting
Gait Pattern Analysis in Neurological Disease [NCT02994719]120 participants (Anticipated)Observational2016-03-01Active, not recruiting
Single-Center, Open, Randomized, Single-Dose, Completely Repeated Crossover Bioequivalence Study to Evaluate the Effects of the Test/Reference Preparation, Entacapone,Levodopa and Carbidopa Tablets (II) in Healthy Adult Subjects [NCT05976737]Phase 168 participants (Anticipated)Interventional2023-08-17Not yet recruiting
Entacapone in Combination With Imatinib Mesylate for Treatment of Patients With Gastrointestinal Stromal Tumors(GIST) Following Failure of at Least Imatinib and Sunitinib [NCT04006769]Early Phase 15 participants (Actual)Interventional2020-10-30Completed
A Double-blind, Randomised, Placebo- and Active-controlled, Cross-over Study to Investigate the Effect of Two Multiple-dose Regimens of BIA 3-202 on the Pharmacokinetics and Motor Response of Levodopa, and on the Erythrocyte Comt Activity in Parkinson's D [NCT02834507]Phase 219 participants (Actual)Interventional2005-03-31Completed
Single-Center, Open, Randomized, Single-Dose, Completely Repeated Crossover Bioequivalence Study to Evaluate the Effects of the Test/Reference Preparation, Entacapone,Levodopa and Carbidopa Tablets (II) in the Postprandial State in Healthy Adult Subjects [NCT06180720]Phase 136 participants (Anticipated)Interventional2023-12-20Not yet recruiting
Treatment of Orthostatic Intolerance [NCT00262470]Phase 1/Phase 2150 participants (Anticipated)Interventional1997-04-30Active, not recruiting
A Randomized, Two-Way Crossover Study to Investigate the Bioavailability of a Single Oral Dose of 37.5 mg Carbidopa, 150 mg Levodopa and 200 mg Entacapone Compared to a Single Oral Combined Dose of Both 37.5 mg Carbidopa and 150 mg Levodopa and 200 mg Ent [NCT00415922]Phase 142 participants Interventional2006-07-31Completed
Levodopa Concentration Profile After Repeated Doses of Stalevo [NCT00693862]Phase 119 participants (Actual)Interventional2006-12-31Completed
Pharmacokinetics of Levodopa After Repeated Doses of Carbidopa, ODM-104 and Levodopa: an Open, Randomised Study With Crossover Design in Healthy Males and Females [NCT02554734]Phase 115 participants (Actual)Interventional2015-08-31Completed
Efficacy and Safety of ODM-104 Compared to a Standard Combination (Stalevo®); a Randomized Double-blind, Crossover Proof-of-concept Study in Patients With Parkinson's Disease and End-of-dose Wearing-off [NCT02764125]Phase 284 participants (Actual)Interventional2016-04-08Completed
L-Dihydroxyphenylserine (L-DOPS) for Norepinephrine Deficiency: Interactions With Carbidopa and Entacapone [NCT00547911]Phase 1/Phase 214 participants (Actual)Interventional2007-10-31Terminated(stopped due to Study terminated due to contamination droxidopa)
An 8-week, Prospective, Randomized, Double-blind, Double-dummy, Active-controlled, Multi-center Comparison Study of the Effects of Carbidopa/Levodopa/Entacapone Versus Immediate Release Carbidopa/Levodopa on Non-motor Symptoms in Patients With Idiopathic [NCT00642356]Phase 414 participants (Actual)Interventional2008-03-31Terminated(stopped due to slow enrollment)
Pharmacokinetics of Levodopa in Patients With Parkinson's Disease Treated With Levodopa/Carbidopa Infusion With and Without Oral COMT Inhibitors [NCT00906828]Phase 410 participants (Anticipated)Interventional2008-10-31Completed
A 3-month, Multi-center, Double-blind, Randomized Study to Evaluate the Efficacy of Levodopa/Carbidopa/Entacapone vs Levodopa/Carbidopa in Parkinson's Disease Patients With Impairment of Activities of Daily Living and Early Wearing-off With Levodopa [NCT00391898]Phase 495 participants (Actual)Interventional2006-10-31Completed
A Long Term, Double-blind, Randomized, Parallel-group, Carbidopa/Levodopa Controlled, Multi-center Study to Evaluate the Effect of Carbidopa/Levodopa/Entacapone in Patients With Parkinson's Disease Requiring Initiation of Levodopa Therapy [NCT00099268]Phase 3747 participants (Actual)Interventional2004-09-30Completed
Levodopa Concentration Profile After Repeated Doses of Different Stalevo® Strengths With 3.5 Hours Dosing Frequency; an Open, Randomised, Crossover, Levodopa/Carbidopa Controlled Single Centre Study in Healthy Subjects, Two Parallel Groups [NCT01070628]Phase 120 participants (Anticipated)Interventional2009-12-31Completed
Multicentre, Randomised, Double-Blind Study to Compare Stalevo to Levodopa/Carbidopa in Patients With Parkinson's Disease Experiencing Symptoms of Early Wearing-Off [NCT00125567]Phase 4223 participants (Actual)Interventional2005-08-31Completed
Effects of Single Doses of Stalevo 200 and Levodopa/Carbidopa 200/50mg on Striatal 11C-Raclopride Binding Potential in Parkinson's Disease Patients With Wearing-Off Symptoms;an Open, Randomised, Active-Controlled,Two-Period Crossover Study. [NCT00562198]Phase 216 participants (Anticipated)Interventional2008-01-31Terminated(stopped due to Illogistical results found in interim evaluation.)
Entacapone Augmentation for Schizophrenia- A Randomized Controlled Trial [NCT00192855]52 participants (Actual)Interventional2003-06-30Completed
A 12-Week, Multi-center, Randomized, Prospective, Open-Label, Blinded Rater, Crossover Study of the Effects of Immediate-Release Carbidopa/Levodopa Versus Carbidopa/Levodopa/Entacapone on Markers of Event-Related Potentials (ERPs) in Patients With Idiopat [NCT00601978]Phase 40 participants (Actual)Interventional2008-08-31Withdrawn(stopped due to Business decision brand strategy; no patients enrolled)
A Randomized, Two-Way Crossover Study to Investigate the Bioavailability of a Single Oral Dose of 12.5 mg Carbidopa, 50 mg Levodopa and 200 mg Entacapone Compared to a Single Oral Combined Dose of Both 12.5 mg Carbidopa and 50 mg Levodopa and 200 mg Entac [NCT00415831]Phase 142 participants Interventional2006-06-30Completed
Randomised, Double-blind, Double-dummy, Two-period, Cross-over Study to Determine the PK, PD and Safety of Multiple Doses of V1512 Effervescent Tablets in Parkinson's Disease Patients Compared to Sinemet® Oral Tablets [NCT00491998]Phase 1/Phase 227 participants (Anticipated)Interventional2006-11-30Completed
A 39 Week Randomized, Double-Blind, Parallel Group, Multicenter Study to Evaluate the Effect of Fixed Dose Carbidopa/Levodopa/Entacapone 100 mg t.i.d. vs. Immediate Release Carbidopa/Levodopa 25/100 mg (t.i.d.) in Parkinson's Disease Patients Requiring Le [NCT00134966]Phase 3493 participants (Actual)Interventional2005-08-31Completed
A Double-blind, Randomised, Placebo- and Active-controlled Multiple-dose Study of BIA 9-1067 to Investigate Its Effect on Levodopa Pharmacokinetics Following a Levodopa/Carbidopa 100/25 mg Single-dose in Healthy Subjects [NCT01519284]Phase 182 participants (Actual)Interventional2009-11-30Completed
A Study to Compare IPX066 and Carbidopa/Levodopa/Entacapone (CLE) Followed by an Open-Label Safety Study of IPX066 in Advanced Parkinson's Disease [NCT01130493]Phase 3110 participants (Actual)Interventional2010-05-31Completed
Study to Compare the Effect of Treatment With Carbidopa/Levodopa/Entacapone on the Quality of Life of Patients With Parkinson's Disease. [NCT00143026]Phase 4184 participants (Actual)Interventional2005-07-31Completed
A Prospective, Multi-center, Randomized, Open-label Study With Blinded Raters to Evaluate the Effects of Immediate Versus Delayed Switch to Carbidopa/Levodopa/Entacapone on Motor Function and Quality of Life in Patients With Parkinson's Disease With End-o [NCT00219284]Phase 4359 participants (Actual)Interventional2005-01-31Completed
Clinical Study of Stalevo in the Treatment of Early Parkinson's Disease [NCT04952194]Phase 4180 participants (Anticipated)Interventional2022-01-01Recruiting
Assessment of Carbidopa/l-Dopa and Carbidopa/l Dopa/Entacapone on Synaptic Dopamine in Parkinson's Patients: An Open-Label Feasibility/Pilot Study With [123I]-IBZM SPECT (DOPA-SYN) [NCT00200447]Phase 23 participants (Actual)Interventional2004-03-31Completed
An Extension Study to Phase IIb Dose-finding Study of Entacapone in Patients With Parkinson's Disease With End-of-dose Wearing-off [NCT00237263]Phase 2285 participants (Actual)Interventional2003-02-28Completed
A Randomized, Two-Way Crossover Study to Investigate the Bioavailability of a Single Oral Dose of 12.5 mg Carbidopa, 50 mg Levodopa and 200 mg Entacapone Compared to a Single Oral Combined Dose of Both 12.5 mg Carbidopa and 50 mg Levodopa and 200 mg Entac [NCT00415740]Phase 142 participants Interventional2006-05-31Completed
Efficacy and Tolerability of Comtess® Versus Cabaseril® as Add-on to Levodopa in the Treatment of Parkinsonian Patients Suffering From Wearing-Off Phenomenon [NCT00247247]Phase 4300 participants Interventional2002-12-31Completed
Safety, Tolerability, Pharmacokinetics and Pharmacodynamic Effects of Single and Repeated Escalating Doses of ODM-103: a Randomised, Double-blind, Placebo- and Entacapone-controlled Single Centre First-in-man Study in Healthy Volunteers. [NCT01688089]Phase 167 participants (Actual)Interventional2012-09-30Completed
A Randomized, Two-Way Crossover Study to Investigate the Bioavailability of a Single Oral Dose of 25 mg Carbidopa, 100 mg Levodopa and 200 mg Entacapone Compared to a Single Oral Combined Dose of Both 25 mg Carbidopa and 100 mg Levodopa and 200 mg Entacap [NCT00415844]Phase 142 participants Interventional2006-06-30Completed
Safety, Tolerability, Pharmacokinetics and Pharmacodynamic Effects of Single and Repeated Escalating Doses of ODM-104: a Randomised, Double-blind, Placebo- and Entacapone-controlled Single Centre First-in-man Study in Healthy Volunteers. [NCT01840423]Phase 1101 participants (Actual)Interventional2013-05-31Completed
Behavioral and Physiological Effects of Cocaine in Cocaine-dependent Participants Treated With Levodopa in Combination With Carbidopa and Entacapone (LCE) [NCT01437293]Phase 115 participants (Actual)Interventional2010-08-31Completed
Effect of Entacapone on Bodyweight Loss in Obese Population: A Randomized, Double-blind, Placebo-controlled, Pilot Trial [NCT02349243]Phase 1/Phase 230 participants (Anticipated)Interventional2015-01-31Recruiting
"Efficacy and Safety of BIA 9-1067 in Idiopathic Parkinson's Disease Patients With Wearing-off Phenomenon Treated With Levodopa Plus a Dopa Decarboxylase Inhibitor (DDCI): a Double-blind, Randomised, Placebo- and Active-controlled, Parallel-group, Multice [NCT01568073]Phase 3600 participants (Actual)Interventional2011-03-31Completed
A Single Oral Ascending Dose Study to Investigate the Safety, Pharmacokinetics and Catechol-O-methyltransferase (COMT) Inhibition Profiles of BIA 9-1067 in Healthy Male Subjects [NCT01520727]Phase 164 participants (Actual)Interventional2007-10-31Completed
Pilot Study of the Dose Response of Entacapone on Methamphetamine Induced Interest, Mood Elevation, and Reward [NCT02058966]Early Phase 129 participants (Actual)Interventional2014-06-30Completed
Influence of Catechol-O-methyltransferase Polymorphism on Entacapone Efficacy in Parkinson's Disease [NCT00373087]Phase 460 participants (Actual)Interventional2006-10-31Completed
The Effect of BIA 9-1067 at Steady-state on the Levodopa Pharmacokinetics When Administered With Immediate-release 100/25 mg Levodopa/Carbidopa in Healthy Subjects [NCT02170376]Phase 180 participants (Actual)Interventional2011-09-30Completed
"A Multicentre, Double-blind, Randomised, Active- and Placebo-controlled Trial to Investigate the Efficacy and Tolerability of Nebicapone in Parkinson's Disease Patients With Wearingoff Phenomenon Treated With Levodopa/Carbidopa or Levodopa/Benserazide" [NCT03103399]Phase 2254 participants (Actual)Interventional2006-09-26Completed
Imaging the Neurobiology of Behavioral and Medication Treatment for Cocaine Dependence [NCT01468012]Phase 2/Phase 323 participants (Actual)Interventional2014-07-31Completed
[information is prepared from clinicaltrials.gov, extracted Sep-2024]

Trial Outcomes

TrialOutcome
NCT00099268 (6) [back to overview]Change From Baseline in Health-related Quality of Life Assessed Using the 39-item Parkinson's Disease Questionnaire (PDQ-39)
NCT00099268 (6) [back to overview]Occurrence of Dyskinesia
NCT00099268 (6) [back to overview]Occurrence of Wearing-off
NCT00099268 (6) [back to overview]Time to First Occurrence of Dyskinesia
NCT00099268 (6) [back to overview]Time to First Occurrence of Wearing-off
NCT00099268 (6) [back to overview]Change From Baseline in Unified Parkinson's Disease Rating Scale (UPDRS) Total Score (Parts II and III)
NCT00219284 (9) [back to overview]Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to Week 8
NCT00219284 (9) [back to overview]Change in Parkinson's Disease Quality of Life Score From Baseline to Week 8
NCT00219284 (9) [back to overview]Change in Parkinson's Disease Quality of Life Score From Baseline to Week 4
NCT00219284 (9) [back to overview]Change in Parkinson's Disease Quality of Life Score From Baseline to End of Treatment
NCT00219284 (9) [back to overview]Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to End of Treatment
NCT00219284 (9) [back to overview]Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to Week 4
NCT00219284 (9) [back to overview]Change in Unified Parkinson's Disease Rating Scale (UPDRS) Part III Score From Baseline to End of Treatment
NCT00219284 (9) [back to overview]Change in Unified Parkinson's Disease Rating Scale (UPDRS) Part III Score From Baseline to Week 4
NCT00219284 (9) [back to overview]Change in Unified Parkinson's Disease Rating Scale (UPDRS) Part III Score From Baseline to Week 8
NCT00391898 (7) [back to overview]Change on the QUICK Questionnaire (QQ) Score From Baseline to Month 3
NCT00391898 (7) [back to overview]Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to Month 3
NCT00391898 (7) [back to overview]Change in the Unified Parkinson's Disease Rating Scale (UPDRS) Part II (Activities of Daily Living [ADL]) Score From Baseline to Month 3
NCT00391898 (7) [back to overview]Change in the UPDRS Part I (Mentation, Behavior, and Mood) Score From Baseline to Month 3
NCT00391898 (7) [back to overview]Change in the UPDRS Part III (Motor Function) Score From Baseline to Month 3
NCT00391898 (7) [back to overview]Change in the UPDRS Part IV (Complications of Therapy) Score From Baseline to Month 3
NCT00391898 (7) [back to overview]Patient and Investigator Global Evaluation of the Patient
NCT00547911 (7) [back to overview]Heart Rate After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00547911 (7) [back to overview]Plasma DHMA Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00547911 (7) [back to overview]Plasma DHPG Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00547911 (7) [back to overview]Plasma LDOPS Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00547911 (7) [back to overview]Plasma Norepinephrine Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00547911 (7) [back to overview]Systolic Blood Pressures After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00547911 (7) [back to overview]Diastolic Blood Pressures After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone
NCT00642356 (2) [back to overview]Change From Baseline on the Non-motor Score of the Quantitative Wearing-Off Questionnaire 9 Item (QWOQ-9)
NCT00642356 (2) [back to overview]Change From Baseline on the Motor Score of the Quantitative Wearing-Off Questionnaire 9 Item (QWOQ-9)
NCT01130493 (5) [back to overview]"Percentage of OFF Time During Waking Hours"
NCT01130493 (5) [back to overview]"Total OFF Time During Waking Hours"
NCT01130493 (5) [back to overview]"Total On With No Troublesome Dyskinesia"
NCT01130493 (5) [back to overview]Subject Preference
NCT01130493 (5) [back to overview]UPDRS Part II Plus Part III
NCT01468012 (1) [back to overview]Retention in Treatment
NCT01519284 (4) [back to overview]AUC0-∞ - Area Under the Plasma Concentration-time Curve (AUC) of Levodopa From Time Zero to Infinity
NCT01519284 (4) [back to overview]AUC0-t - Area Under the Plasma Concentration-time Curve (AUC) of Levodopa From Time Zero to the Last Sampling Time at Which the Drug Concentration Was at or Above the Lower Limit of Quantification.
NCT01519284 (4) [back to overview]Tmax - Time to Reach Maximum Plasma Concentration of Levodopa
NCT01519284 (4) [back to overview]Cmax - Maximum Plasma Concentration of Levodopa
NCT01520727 (3) [back to overview]Adverse Events (AEs)
NCT01520727 (3) [back to overview]Cmax - BIA 9-1067
NCT01520727 (3) [back to overview]Time to Cmax (Tmax)
NCT01568073 (4) [back to overview]Efficacy of 3 BIA 9-1067 (5 mg, 25 mg, and 50 mg) Compared With 200 mg of Entacapone or Placebo,
NCT01568073 (4) [back to overview]Non-motor Symptoms Scale (NMSS)
NCT01568073 (4) [back to overview]Parkinson's Disease Sleep Scale (PDSS)
NCT01568073 (4) [back to overview]Total UPDRS SCORE (I, II (ON), and III)
NCT02058966 (4) [back to overview]Effect of Entacapone on Methamphetamine-induced Mood
NCT02058966 (4) [back to overview]Effect of Entacapone on Methamphetamine-induced Stimulation
NCT02058966 (4) [back to overview]Cognitive Function
NCT02058966 (4) [back to overview]Effect of Entacapone on Subjective Effects of Methamphetamine
NCT02170376 (6) [back to overview]AUC0-∞ - Area Under the Concentration-time Curve From Time Zero up to Infinity With Extrapolation of the Terminal Phase
NCT02170376 (6) [back to overview]AUC0-5 - AUC Over 5 Hours
NCT02170376 (6) [back to overview]AUC0-t - Area Under the Plasma Concentration Versus Time Curve From Time Zero to the Time (t) Corresponding to the Last Quantifiable Concentration.
NCT02170376 (6) [back to overview]Cmax - Maximum Plasma Concentration of Levodopa
NCT02170376 (6) [back to overview]t1/2 - Terminal Plasma Half-life
NCT02170376 (6) [back to overview]Tmax - Time of Occurrence of Maximum Plasma Concentration
[back to top]

Occurrence of Dyskinesia

"Dyskinesia was assessed by a blinded rater at each visit. Time to dyskinesia was defined as the visit at which the rater first answered yes to the following question: In your opinion, does this patient have dyskinesia?" (NCT00099268)
Timeframe: Baseline to Week 208

InterventionParticipants (Number)
Carbidopa/Levodopa/Entacapone128
Carbidopa/Levodopa103

[back to top]

Occurrence of Wearing-off

Wearing-off is defined as a perception of loss of mobility or dexterity, usually taking place gradually over minutes (up to an hour) and usually bearing a close temporal relationship to the timing of anti-parkinsonian medications; it does not include early-morning akinesia. To ascertain its occurrence, a blinded rater questioned the patient as to whether he/she had noticed that the benefits of the study drug were wearing-off. (NCT00099268)
Timeframe: Baseline to Week 134

InterventionParticipants (Number)
Carbidopa/Levodopa/Entacapone139
Carbidopa/Levodopa161

[back to top]

Time to First Occurrence of Dyskinesia

"Dyskinesia was assessed by a blinded rater at each visit. Time to dyskinesia was defined as the visit at which the rater first answered yes to the following question: In your opinion, does this patient have dyskinesia? Time to dyskinesia was estimated by Kaplan-Meier product limit estimate that takes into consideration patients who did not experience dyskinesia by censoring them at the end of the study." (NCT00099268)
Timeframe: Treatment duration for an individual patient varied between a minimum of 134 weeks for those patients recruited last and a maximum of 208 weeks for those patients recruited first

Interventionweeks (Number)
Carbidopa/Levodopa/Entacapone90.7
Carbidopa/Levodopa117.1

[back to top]

Time to First Occurrence of Wearing-off

Wearing off is defined as a perception of loss of mobility or dexterity, usually taking place gradually over minutes (up to an hour) and usually bearing a close temporal relationship to the timing of anti-parkinsonian medications; it does not include early-morning akinesia. To ascertain its occurrence, a blinded rater questioned the patient whether he/she had noticed that the benefits of the study drug wear-off. A motor complications and patient questionnaire card were provided to assist the blinded rater in determining whether a patient had experienced wearing-off. (NCT00099268)
Timeframe: Baseline to end of study (134-208 weeks of treatment)

InterventionWeeks (Mean)
Carbidopa/Levodopa/Entacapone131.7
Carbidopa/Levodopa129.5

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Change From Baseline in Unified Parkinson's Disease Rating Scale (UPDRS) Total Score (Parts II and III)

The UPDRS is a standardized assessment scale used to measure the patient's disease state. It was to be completed by a blinded rater. There are 6 parts to the UPDRS. Part II (items 5-17; total score 0-52 units on the scale) measures the patient's activities of daily living and part III (items 18-31; total score 0-56 units on the scale) measures the motor function of the patient. The total score ranges from 0 to 108 units on the scale. A higher score indicates greater disability. A negative change score indicates improvement. (NCT00099268)
Timeframe: Baseline, Week 6 and Week 130

,
InterventionUnits on a scale (Mean)
Change from baseline to Week 6Change from baseline to Week 130
Carbidopa/Levodopa21.822.8
Carbidopa/Levodopa/Entacapone21.923.2

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Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to Week 8

The PDQ-39 is another instrument used to assess quality of life in individuals with Parkinson's disease. The questionnaire provides scores on eight scales: Mobility, activities of daily living, emotions, stigma, social support, cognition, communication, and bodily discomfort. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The 1 to 5 range was recoded to 0 to 4 for the analysis. The total score can range from 0 to 156. A lower score indicates better quality of life. A negative change score indicates an improvement. (NCT00219284)
Timeframe: Baseline to Week 8

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-5.8
Delayed Switch-1.9

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Change in Parkinson's Disease Quality of Life Score From Baseline to Week 8

Quality of life was assessed with the Parkinson's Disease Quality of Life Instrument (PDQUALIF), a 33-item self-reported questionnaire which includes seven domains: Social/role function, self-imaging/sexuality, sleep, outlook, physical function, independence, and urinary function. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The 1 to 5 range was recoded to 0 to 4 for the analysis. The total score can range from 0 to 132. A lower score indicates better quality of life. A negative change score indicates improvement. (NCT00219284)
Timeframe: Baseline to Week 8

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-2.5
Delayed Switch-1.1

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Change in Parkinson's Disease Quality of Life Score From Baseline to Week 4

Quality of life was assessed with the Parkinson's Disease Quality of Life Instrument (PDQUALIF), a 33-item self-reported questionnaire which includes seven domains: Social/role function, self-imaging/sexuality, sleep, outlook, physical function, independence, and urinary function. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The 1 to 5 range was recoded to 0 to 4 for the analysis. The total score can range from 0 to 132. A lower score indicates better quality of life. A negative change score indicates improvement. (NCT00219284)
Timeframe: Baseline to Week 4

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-0.4
Delayed Switch1.1

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Change in Parkinson's Disease Quality of Life Score From Baseline to End of Treatment

Quality of life was assessed with the Parkinson's Disease Quality of Life Instrument (PDQUALIF), a 33-item self-reported questionnaire which includes seven domains: Social/role function, self-imaging/sexuality, sleep, outlook, physical function, independence, and urinary function. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The 1 to 5 range was recoded to 0 to 4 for the analysis. The total score can range from 0 to 132. A lower score indicates better quality of life. A negative change score indicates improvement. (NCT00219284)
Timeframe: Baseline to end of treatment (Week 16 in the Immediate Switch group, Week 20 in the Delayed Switch group)

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-1.3
Delayed Switch0.2

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Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to End of Treatment

The PDQ-39 is another instrument used to assess quality of life in individuals with Parkinson's disease. The questionnaire provides scores on eight scales: Mobility, activities of daily living, emotions, stigma, social support, cognition, communication, and bodily discomfort. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The 1 to 5 range was recoded to 0 to 4 for the analysis. The total score can range from 0 to 156. A lower score indicates better quality of life. A negative change score indicates an improvement. (NCT00219284)
Timeframe: Baseline to end of treatment (Week 16 in the Immediate Switch group, Week 20 in the Delayed Switch group)

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-2.8
Delayed Switch0.4

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Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to Week 4

The PDQ-39 is another instrument used to assess quality of life in individuals with Parkinson's disease. The questionnaire provides scores on eight scales: Mobility, activities of daily living, emotions, stigma, social support, cognition, communication, and bodily discomfort. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The 1 to 5 range was recoded to 0 to 4 for the analysis. The total score can range from 0 to 156. A lower score indicates better quality of life. A negative change score indicates an improvement. (NCT00219284)
Timeframe: Baseline to Week 4

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-1.7
Delayed Switch0.8

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Change in Unified Parkinson's Disease Rating Scale (UPDRS) Part III Score From Baseline to End of Treatment

Motor function was assessed with the UPDRS part III. There are 14 items in the instrument, each measured on a 5 point scale (0-4): Speech, facial expression, tremor at rest, action tremor, rigidity, finger taps, hand movements, hand pronation and supination, leg agility, arising from chair, posture, gait, postural stability, and body bradykinesia. The sum of scores can range from 0 to 56; a higher score indicates greater disability. A negative change score indicates improvement. (NCT00219284)
Timeframe: Baseline to end of treatment (Week 16 in the Immediate Switch group, Week 20 in the Delayed Switch group)

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-3.6
Delayed Switch-3.3

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Change in Unified Parkinson's Disease Rating Scale (UPDRS) Part III Score From Baseline to Week 4

Motor function was assessed with the UPDRS part III. There are 14 items in the instrument, each measured on a 5 point scale (0-4): Speech, facial expression, tremor at rest, action tremor, rigidity, finger taps, hand movements, hand pronation and supination, leg agility, arising from chair, posture, gait, postural stability, and body bradykinesia. The sum of scores can range from 0 to 56; a higher score indicates greater disability. A negative change score indicates improvement. (NCT00219284)
Timeframe: Baseline to Week 4

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-3.7
Delayed Switch-1.8

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Change in Unified Parkinson's Disease Rating Scale (UPDRS) Part III Score From Baseline to Week 8

Motor function was assessed with the UPDRS part III. There are 14 items in the instrument, each measured on a 5-point scale (0-4): Speech, facial expression, tremor at rest, action tremor, rigidity, finger taps, hand movements, hand pronation and supination, leg agility, arising from chair, posture, gait, postural stability, and body bradykinesia. The sum of scores can range from 0 to 56; a higher score indicates greater disability. A negative change score indicates improvement. (NCT00219284)
Timeframe: Baseline to Week 8

InterventionUnits on a scale (Least Squares Mean)
Immediate Switch-3.6
Delayed Switch-3.7

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Change on the QUICK Questionnaire (QQ) Score From Baseline to Month 3

The QQ is a self-administered questionnaire that includes 19 wearing-off (WO) symptoms (motor and non-motor). A positive answer to each of the 19 symptoms is given by patients if they presented with a symptom and the symptom disappeared after the next drug dose. Two positive answers are diagnostic of wearing-off (WO). A negative change score indicates improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

InterventionPositive answers (Mean)
Levodopa/Carbidopa/Entacapone-0.6
Levodopa/Carbidopa-0.6

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Change in the 39-item Parkinson's Disease Questionnaire (PDQ-39) Total Score From Baseline to Month 3

The PDQ-39 is an instrument used to assess quality of life in individuals with Parkinson's disease. The questionnaire provides scores on eight scales: Mobility, activities of daily living, emotions, stigma, social support, cognitions, communication, and bodily discomfort. Questions are scored on a 5-point Likert scale ranging from 1 (never) to 3 (sometimes) to 5 (always). The total score can range from 39 to 195. A lower score indicates better quality of life. A positive change score indicates an improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

InterventionUnits on a scale (Mean)
Levodopa/Carbidopa/Entacapone6.3
Levodopa/Carbidopa0.8

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Change in the Unified Parkinson's Disease Rating Scale (UPDRS) Part II (Activities of Daily Living [ADL]) Score From Baseline to Month 3

The UPDRS is a standardized assessment scale used to measure a patient's disease state. It is completed by a blinded rater. There are 6 parts to the UPDRS. Part II (items 5-17; total score 0-52, calculated as the sum of the individual items) measures the patient's activities of daily living. A lower total score indicates greater symptom control. A negative change score indicates improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

InterventionUnits on a scale (Mean)
Levodopa/Carbidopa/Entacapone-2.5
Levodopa/Carbidopa-0.5

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Change in the UPDRS Part I (Mentation, Behavior, and Mood) Score From Baseline to Month 3

The UPDRS is a standardized assessment scale used to measure a patient's disease state. It is completed by a blinded rater. There are 6 parts to the UPDRS. Part I (items 1-4; total score 0-16, calculated as the sum of the individual items) measures the patient's mentation, mood and behavior. A lower total score indicates greater symptom control. A negative change score indicates improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

InterventionUnits on a scale (Mean)
Levodopa/Carbidopa/Entacapone-0.5
Levodopa/Carbidopa-0.2

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Change in the UPDRS Part III (Motor Function) Score From Baseline to Month 3

The UPDRS is a standardized assessment scale used to measure a patient's disease state. It is completed by a blinded rater. There are 6 parts to the UPDRS. Part III (items 18-31; total score 0-56, calculated as the sum of the individual items) measures the patient's motor function. A lower total score indicates greater symptom control. A negative change score indicates improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

InterventionUnits on a scale (Mean)
Levodopa/Carbidopa/Entacapone-4.0
Levodopa/Carbidopa-1.42

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Change in the UPDRS Part IV (Complications of Therapy) Score From Baseline to Month 3

Part IV of the UPDRS measures complications the patient may be experiencing with therapy and was only collected at and after the visit at which the first dyskinesia or episode of wearing-off was recorded. Part IV is composed of 3 sections and 11 items: A (32-35, dyskinesia), B (36-39, clinical fluctuations, C (40-42, other complications) (total score 0-23, calculated as the sum of the individual items). A lower total score indicates greater symptom control. A negative change score indicates improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

InterventionUnits on a scale (Mean)
Levodopa/Carbidopa/Entacapone-0.6
Levodopa/Carbidopa-0.1

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Patient and Investigator Global Evaluation of the Patient

Both the patient and the investigator made an evaluation of the change in the patient's condition by rating the condition of the patient at the end of the study compared to patient's condition at baseline. The rating was made on a scale ranging from -3 to +3: (-3: Very much improved, -2: much improved, -1: mild improvement, 0: no change, +1: mild deterioration, +2: much deterioration, +3: very much deterioration). A negative score indicates improvement. (NCT00391898)
Timeframe: Baseline to end of study (Month 3)

,
InterventionUnits on a scale (Mean)
Patient global evaluationInvestigator global evaluation
Levodopa/Carbidopa-0.4-0.3
Levodopa/Carbidopa/Entacapone-0.9-0.9

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Heart Rate After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Heart rate was assessed at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, and 24 hours. (NCT00547911)
Timeframe: Up to 24 hours after receiving drug(s)

,,
InterventionBPM (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour
LDOPS + CAR666865646266
LDOPS + ENT676565646768
LDOPS + Placebo676566686766

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Plasma DHMA Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Blood samples were obtained at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, 24 hours, and 48 hours to assess plasma droxymandelic acid (DHMA) concentrations. (NCT00547911)
Timeframe: Up to 48 hours after receiving drug(s)

,,
Interventionnmol/L (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour48 Hour
LDOPS + CAR1.662.541.521.701.743.243.00
LDOPS + ENT0.974.5815.0419.9133.032.210.90
LDOPS + Placebo0.14.010.111.015.71.40.9

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Plasma DHPG Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Blood samples were obtained at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, 24 hours, and 48 hours to assess plasma dihydroxyphenylglycol (DHPG) concentrations. (NCT00547911)
Timeframe: Up to 48 hours after receiving drug(s)

,,
Interventionnmol/L (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour48 Hour
LDOPS + CAR3.43.53.33.63.53.83.7
LDOPS + ENT3.58.016.619.310.74.13.8
LDOPS + Placebo3.44.15.46.15.73.43.4

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Plasma LDOPS Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Blood samples were obtained at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, 24 hours, and 48 hours to assess plasma droxidopa (LDOPS) concentrations. (NCT00547911)
Timeframe: Up to 48 hours after receiving drug(s)

,,
Interventionnmol/L (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour48 Hour
LDOPS + CAR0.00317317077905972421887
LDOPS + ENT0.897206891141200871723316
LDOPS + Placebo022467067869568432118

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Plasma Norepinephrine Concentrations After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Blood samples were obtained at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, 24 hours, and 48 hours to assess plasma norepinephrine concentrations. (NCT00547911)
Timeframe: Up to 48 hours after receiving drug(s)

,,
Interventionnmol/L (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour48 Hour
LDOPS + CAR0.850.870.981.120.980.890.85
LDOPS + ENT1.081.061.491.691.621.090.84
LDOPS + Placebo0.870.891.171.271.260.850.70

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Systolic Blood Pressures After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Systolic blood pressure was assessed at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, and 24 hours. (NCT00547911)
Timeframe: Up to 24 hours after receiving drug(s)

,,
InterventionmmHg (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour
LDOPS + CAR143144144148146143
LDOPS + ENT139149158161159144
LDOPS + Placebo140148163165161149

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Diastolic Blood Pressures After 400 mg of Droxidopa + 200 mg of Either Placebo, Carbidopa, or Entacapone

Diastolic blood pressure was assessed at baseline and after drug administration at 1 hour, 2 hours, 3 hours, 6 hours, and 24 hours. (NCT00547911)
Timeframe: Up to 24 hours after receiving drug(s)

,,
InterventionmmHg (Mean)
Baseline1 Hour2 Hour3 Hour6 Hour24 Hour
LDOPS + CAR818081848281
LDOPS + ENT788591918981
LDOPS + Placebo808586888984

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Change From Baseline on the Non-motor Score of the Quantitative Wearing-Off Questionnaire 9 Item (QWOQ-9)

"The QWOQ-9 is a self-rated questionnaire used to assess motor and non-motor symptoms of Parkinson's disease. The 4 non-motor symptoms are each measured on a five item (0-4) Likert scale, reflecting the severity of the item from not present to very severe. The range of possible score values of the non-motor subscale of the QWOQ-9 is 0 to 16. A higher score indicates greater disability. A negative change score indicates improvement." (NCT00642356)
Timeframe: Baseline to 15 minutes prior to 2nd dose at Week 8

InterventionUnits on a scale (Mean)
Carbidopa/Levodopa/Entacapone-0.9
Immediate Release Carbidopa/Levodopa-0.2

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Change From Baseline on the Motor Score of the Quantitative Wearing-Off Questionnaire 9 Item (QWOQ-9)

"The QWOQ-9 is a self-rated questionnaire used to assess motor and non-motor symptoms of Parkinson's disease. The 5 motor symptoms are each measured on a five item (0-4) Likert scale, reflecting the severity of the item from not present to very severe. The range of possible score values of the motor subscale of the QWOQ-9 is 0 to 20. A higher score indicates greater disability. A negative change score indicates improvement." (NCT00642356)
Timeframe: Baseline to 15 minutes prior to 2nd dose at Week 8

InterventionUnits on a scale (Mean)
Carbidopa/Levodopa/Entacapone-1.2
Immediate Release Carbidopa/Levodopa0.0

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"Percentage of OFF Time During Waking Hours"

"Using a Parkinson's disease diary, subjects recorded a state of asleep, OFF, ON without dyskinesia, ON with non-troublesome dyskinesia, or ON with troublesome dyskinesia every 30 minutes over a 24-hour day for the last 3 days of each double-blind crossover treatment period.~Mean percentage of OFF Time During Waking Hours was calculated. Off Time is Time when medication has worn off and is no longer providing benefit with regard to mobility, slowness, and stiffness." (NCT01130493)
Timeframe: 3 days of data immediately prior to the end of each 2 week treatment period

InterventionPercent (Mean)
IPX06623.98
CLE (Active Comparator)32.48

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"Total OFF Time During Waking Hours"

"Using a Parkinson's disease diary, subjects recorded a state of asleep, OFF, ON without dyskinesia, ON with non-troublesome dyskinesia, or ON with troublesome dyskinesia every 30 minutes over a 24-hour day for the last 3 days of each double-blind crossover treatment period.~Mean Total Off Time During Waking Hours was calculated. Off Time is Time when medication has worn off and is no longer providing benefit with regard to mobility, slowness, and stiffness." (NCT01130493)
Timeframe: 3 days of data immediately prior to the end of each 2 week treatment period

Interventionhours (Mean)
IPX0663.82
CLE (Active Comparator)5.22

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"Total On With No Troublesome Dyskinesia"

"Using a Parkinson's disease diary, subjects recorded a state of asleep, OFF, ON without dyskinesia, ON with non-troublesome dyskinesia, or ON with troublesome dyskinesia every 30 minutes over a 24-hour day for the last 3 days of each double-blind crossover treatment period.~Mean Total On with No Troublesome Dyskinesia was calculated. On Time is when medication is providing benefit with regard to mobility, slowness, and stiffness." (NCT01130493)
Timeframe: 3 days of data immediately prior to the end of each 2 week treatment period

Interventionhours (Mean)
IPX06611.36
CLE (Active Comparator)9.98

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Subject Preference

Subjects who completed both treatments were asked to indicate a preference for Treatment Period 1 or Treatment Period 2 or no preference. Preferences for a particular treatment period were mapped to the associated treatment and reported. (NCT01130493)
Timeframe: End of Study (week 11)

InterventionParticipants (Count of Participants)
Number of Participants Who Preferred IPX06644
Number of Participants Who Preferred CLE23
Number of Participants Who Had no Preference17

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UPDRS Part II Plus Part III

"Unified Parkinson's Disease Rating Scale (UPDRS) Part II (Activities of Daily Living) and Part III (Motor Examination). Part II consists of 14 questions, each ranges from 0 (Normal/None) - 4 (Worst) with a total score of 0 - 72. Part III consists of 27 questions, each ranges from 0 (Normal/None) - 4 (Worst) with a total score of 0 - 108.~The UPDRS Part II Plus Part III scores ranged from 0 (no problems with daily living or mobility) to 180 (severe problems with daily living and mobility." (NCT01130493)
Timeframe: End of each double-blind treatment period.

InterventionScores on a scale (Mean)
IPX06629.3
CLE (Active Comparator)31.7

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Retention in Treatment

The number of participants who completed the 12-week medication phase of the study. (NCT01468012)
Timeframe: 12 weeks

Interventionparticipants (Number)
Levodopa Carbidopa and Entacapone (LCE)7
Placebo9
Non-randomized0

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AUC0-∞ - Area Under the Plasma Concentration-time Curve (AUC) of Levodopa From Time Zero to Infinity

AUC0-∞ - Area under the plasma concentration-time curve (AUC) of levodopa from time zero to infinity. (NCT01519284)
Timeframe: 8 days

Interventionng.h/mL (Mean)
Group 11649
Group 21873
Group 32233
Group 42381
Group 52253

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AUC0-t - Area Under the Plasma Concentration-time Curve (AUC) of Levodopa From Time Zero to the Last Sampling Time at Which the Drug Concentration Was at or Above the Lower Limit of Quantification.

AUC0-t - Area under the plasma concentration-time curve (AUC) of levodopa from time zero to the last sampling time following a single oral administration of Sinemet® 100/25 on Day 8, and 5 mg, 15 mg and 30 mg BIA 9-1067 once-daily (QD), 200 mg entacapone thrice-daily (TID), and placebo, for 8 days (NCT01519284)
Timeframe: 8 days

Interventionng.h/mL (Mean)
Group 11578
Group 21785
Group 32102
Group 42202
Group 52146

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Tmax - Time to Reach Maximum Plasma Concentration of Levodopa

Tmax - Time to Reach maximum plasma concentration of levodopa following a single oral administration of Sinemet® 100/25 on Day 8, and 5 mg, 15 mg and 30 mg BIA 9-1067 once-daily (QD), 200 mg entacapone thrice-daily (TID), and placebo, for 8 days. (NCT01519284)
Timeframe: 8 days

Interventionhours (Median)
Group 10.75
Group 20.75
Group 30.75
Group 40.75
Group 50.75

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Cmax - Maximum Plasma Concentration of Levodopa

Cmax - Maximum plasma concentration of levodopa following a single oral administration of Sinemet® 100/25 on Day 8, and 5 mg, 15 mg and 30 mg BIA 9-1067 once-daily (QD), 200 mg entacapone thrice-daily (TID), and placebo, for 8 days (NCT01519284)
Timeframe: 8 days

Interventionng/mL (Mean)
Group 11076
Group 21106
Group 3943
Group 4981
Group 5928

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Adverse Events (AEs)

Safety was evaluated from the number of reported adverse events (AEs) (NCT01520727)
Timeframe: 7 weeks

InterventionNumber of Adverse Events (Number)
BIA 9-1067 10 mg0
BIA 9-1067 25 mg0
BIA 9-1067 50 mg2
BIA 9-1067 100 mg0
BIA 9-1067 200 mg1
BIA 9-1067 400 mg1
BIA 9-1067 800 mg0
BIA 9-1067 1200 mg1
Placebo4

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Cmax - BIA 9-1067

Cmax - maximum plasma concentration (NCT01520727)
Timeframe: pre-dose then post-dose. Hour 0.25, 0.5, 0,75, 1, 1.5, 2, 3, 4, 5, 6, 8, 10, 12, 16, 24, 36, 48 , 60 and 72 hours post dose

Interventionng/mL (Mean)
BIA 9-1067 10 mg130.7
BIA 9-1067 25 mg308.5
BIA 9-1067 50 mg522.2
BIA 9-1067 100 mg927.2
BIA 9-1067 200 mg1287.5
BIA 9-1067 400 mg2013.3
BIA 9-1067 800 mg2786.7
BIA 9-1067 1200 mg4883.3

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Time to Cmax (Tmax)

(NCT01520727)
Timeframe: pre-dose then post-dose. Hour 0.25, 0.5, 0,75, 1, 1.5, 2, 3, 4, 5, 6, 8, 10, 12, 16, 24, 36, 48 , 60 and 72 hours post dose

Interventionhours (Median)
BIA 9-1067 10 mg2.5
BIA 9-1067 25 mg1.5
BIA 9-1067 50 mg3.5
BIA 9-1067 100 mg1.8
BIA 9-1067 200 mg2.0
BIA 9-1067 400 mg2.0
BIA 9-1067 800 mg2.5
BIA 9-1067 1200 mg1.5

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Efficacy of 3 BIA 9-1067 (5 mg, 25 mg, and 50 mg) Compared With 200 mg of Entacapone or Placebo,

The primary efficacy variable will be the change from baseline in absolute OFF-time at the end of the DB period, This results refers when administered with the existing treatment of L-DOPA plus a DDCI, in patients with PD and end-of-dose motor fluctuations (NCT01568073)
Timeframe: 14 to 15 weeks

Interventionminutes (Mean)
Placebo-56.0
Entacapone-96.3
OPC 5mg-91.3
OPC 25mg-85.9
OPC 50mg-116.8

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Non-motor Symptoms Scale (NMSS)

"The Non-motor Symptoms Scale (NMSS) consists of 30 questions, covering 9 dimensions, whereby each item is scored for severity and frequency: Severity None 0 Mild (symptoms present but causes little distress) 1 Moderate (some distress or disturbance to subject) 2 Severe (major source of distress or disturbance to subject) 3~Frequency Rarely (<1/wk) 1 Often (1/wk) 2 Frequent (several times per week) 3 Very Frequent (daily or all the time) 4~The product of frequency and severity is calculated for each item and each dimension score is defined as the sum of the frequency*severity of the respective items. If frequency or severity of a single item is missing, the domain score will not be calculated. The NMSS total score is defined as the sum of all domain scores.~The NMSS total score is calculated by adding all domain scores (0-360), and lower scores mean less disability." (NCT01568073)
Timeframe: 14 to 15 weeks

,,,,
Interventionunits on a scale (Mean)
BaselineVisit 5Visit 7Endpoint
Entacapone32.127.927.527.5
OPC 25mg39.834.034.634.4
OPC 50mg36.430.233.733.4
OPC 5mg36.130.229.529.5
Placebo38.833.432.332.0

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Parkinson's Disease Sleep Scale (PDSS)

"The Parkinson's disease Sleep Scale (PDSS) is a specific scale for the assessment of sleep disturbances in subjects with PD. The PDSS score is calculated as the sum of all single items. If one or two items are missing, they will be imputed with the mean of the non-missing items. If three or more items are missing, no imputation will be done and the score will be set to missing.~Subscale has 0-10 ratings, where 0 = severe and 10 = normal~The PDSS total score is a sum score of all 15 questions and ranges from 0 to 150, with lower scores meaning more disability." (NCT01568073)
Timeframe: 14 to 15 weeks

,,,,
Interventionunits on a scale (Mean)
BaselineVisit 5Visit 7Endpoint (14 to 15 weeks)
Entacapone100.7102.5103.2102.8
OPC 25mg92.7101.7100.6100.4
OPC 50mg98.0100.2100.7100.9
OPC 5mg97.8103.8102.8102.9
Placebo97.597.697.798.5

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Total UPDRS SCORE (I, II (ON), and III)

"Total UPDRS (Part I, II (ON) and III)~UPDRS I evaluation of mentation, behavior, and mood~UPDRS II self-evaluation of the activities of daily life (ADLs) including speech, swallowing, handwriting, dressing, hygiene, falling, salivating, turning in bed, walking, and cutting food~UPDRS III clinician-scored monitored motor evaluation The UPDRS I, II and III scores and subscores are calculated as the sum of all individual items. If one or two items in a scale are missing, they will be imputed with the mean of the non-missing items of that scale.~Subscale has 0-4 ratings, where 0 = normal, 1 = slight, 2 = mild, 3 = moderate, and 4 = severe~The final cumulative score will range from 0 (no disability) to 199 (total disability)." (NCT01568073)
Timeframe: 14 to 15 weeks

,,,,
Interventionunits on a scale (Mean)
Baseline (Day 0)Endpoint (14 to 15 weeks)Change from Baseline to Endpoint
Entacapone35.429.8-6.0
OPC 25mg40.132.0-7.6
OPC 50mg38.831.5-6.5
OPC 5mg38.231.0-7.6
Placebo37.632.1-5.6

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Effect of Entacapone on Methamphetamine-induced Mood

Profile of Mood States is a 65 item questionnaire using a Likert rating scale to assess transient, distinct moods. The questionnaire contains 65 words/statements that describe feelings people have. The test requires you to indicate for each word or statement how you have been feeling in the past week including today. A Total Mood Disturbance score is calculated by adding scores for Tension, Depression, Anger, Fatigue and Confusion and then subtracting the Vigour score. The Total Mood Disturbance scale ranges from -32 to 200 with lower scores indicative of people with more stable mood profiles. (NCT02058966)
Timeframe: Measurements acquired before drug ingestion (baseline) then hourly for 4 hours. The peak interaction effect of entacapone and methamphetamine occurs 1 hour after ingestion, therefore the reported values are from this timepoint.

Interventionunits on a scale (Mean)
Baseline12.500
Placebo Followed by Placebo13.750
Placebo Followed by Methamphetamine7.500
Entacapone Followed by Placebo9.833
Entacapone Followed by Methamphetamine8.750

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Effect of Entacapone on Methamphetamine-induced Stimulation

"The Global Rating of Stimulation is a 1-item question I feel light-headed, restless, or speeded-up in which the participant is asked to circle one answer on a scale from 0-4, 0 is 'normal', 1 is 'slightly', 2 is 'moderately', 3 is 'very much', and 4 is 'extremely'. Whichever number they circled is their reported score. A higher score is indicative of a greater stimulating effect." (NCT02058966)
Timeframe: Measurements acquired before drug ingestion (baseline) then hourly for 4 hours. The peak interaction effect of entacapone and methamphetamine occurs 1 hour after ingestion, therefore the reported values are from this timepoint.

Interventionunits on a scale (Mean)
Baseline0.1667
Placebo Followed by Placebo0.1667
Placebo Followed by Methamphetamine1.4167
Entacapone Followed by Placebo0.4167
Entacapone Followed by Methamphetamine1.3333

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Cognitive Function

Two computer tests were administered to measure how each medication intervention effects cognitive functioning. The tests administered included the Rapid Visual Information Processing Task (RVIPT), a 6 minute test of sustained attention in which participants are requested to detect target sequences of digits and the Digit Symbol Substitution Task (DSST), a 2 minute test of psychomotor speed and sustained attention consisting of digit-symbol pairs followed by a list of digits where the subject identifies the symbol that corresponds to each digit as fast as possible. The number of correct responses within the allowed time is measured. Higher scores on both tasks indicate better performance. (NCT02058966)
Timeframe: Measurements acquired before drug ingestion (baseline) then hourly for 4 hours. The peak interaction effect of entacapone and methamphetamine occurs 1 hour after ingestion, therefore the reported values are from this timepoint.

,,,,
Interventionnumber of correct answers (Mean)
Rapid Visual Information Processing TaskDigital Symbol Substitution Task
Baseline38.81373.167
Entacapone Followed by Methamphetamine40.08372.750
Entacapone Followed by Placebo42.58372.750
Placebo Followed by Methamphetamine41.33371.167
Placebo Followed by Placebo40.50072.000

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Effect of Entacapone on Subjective Effects of Methamphetamine

The subjective effects of the study drug were evaluated with the Addiction Research Center Inventory (ARCI-49), a 49 item questionnaire consisting of true/false items. True items receive a score of 1 if answer is 'True', false items receive a score of 1 if answer is 'False'. No points are given when answer is opposite to scoring direction. There are 5 subscales: Morphine Benzedrine group scale to measure euphoria (range: 0-16 with higher numbers indicating more euphoria), A Lysergic Acid Diethylamide group scale to estimate dysphoria and agitation (range: 0-14 with higher scores indicating more dysphoria), a Pentobarbital Chlorpromazine Alcohol group scale to measure sedation (range: 0-15 with higher scores indicating more sedation), and a Benzedrine group scale and an Amphetamine Scale to assess stimulant effects (range: 0-13 and 0-11, respectively, with higher scores indicating higher stimulant effects) . (NCT02058966)
Timeframe: Measurements acquired before drug ingestion (baseline) then hourly for 4 hours. The peak interaction effect of entacapone and methamphetamine occurs 1 hour after ingestion, therefore the reported values are from this timepoint.

,,,,
Interventionunits on a scale (Mean)
Morphine BenzedrineLysergic Acid DiethylamidePentobarbital Chlorpromazine AlcoholBenzedrineAmphetamine
Baseline1.93753.06254.81254.95832.0000
Entacapone Followed by Methamphetamine6.91673.83332.00007.83335.5833
Entacapone Followed by Placebo2.58333.254.08335.33332.5833
Placebo Followed by Methamphetamine7.91674.751.58338.66675.9167
Placebo Followed by Placebo1.83333.255.00005.16672.1667

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AUC0-∞ - Area Under the Concentration-time Curve From Time Zero up to Infinity With Extrapolation of the Terminal Phase

AUC0-∞ of levodopa (mean pharmacokinetic parameter) following first oral administration of 100/25 mg levodopa/carbidopa on Day 12 with 25, 50 and 75 mg OPC or placebo and 200 mg Entacapone. (NCT02170376)
Timeframe: pre-first dose and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0 and 5.0 h post-first and -second levodopa/carbidopa administration, and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0, 8.0 and 14.0 h post-third levodopa/carbidopa administration

,,,,
Interventionng.h/mL (Mean)
Post First DosePost Second DosePost Third Dose
ENT 200 mg275243674707
OPC 25 mg373249675614
OPC 50 mg336357275912
OPC 75 mg399862137177
Placebo230530703299

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AUC0-5 - AUC Over 5 Hours

AUC0-5 - of levodopa (mean pharmacokinetic parameter) following first oral administration of 100/25 mg levodopa/carbidopa on Day 12 with 25, 50 and 75 mg OPC or placebo and 200 mg Entacapone. (NCT02170376)
Timeframe: pre-first dose and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0 and 5.0 h post-first and -second levodopa/carbidopa administration, and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0, 8.0 and 14.0 h post-third levodopa/carbidopa administration

,,,,
Interventionng.h/mL (Mean)
Post First DosePost Second DosePost Third Dose
ENT 200 mg204234463468
OPC 25 mg266536783802
OPC 50 mg238341513940
OPC 75 mg282945974882
Placebo198527742719

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AUC0-t - Area Under the Plasma Concentration Versus Time Curve From Time Zero to the Time (t) Corresponding to the Last Quantifiable Concentration.

AUC0-t - of levodopa (mean pharmacokinetic parameter) following first oral administration of 100/25 mg levodopa/carbidopa on Day 12 with 25, 50 and 75 mg OPC or placebo and 200 mg Entacapone. (NCT02170376)
Timeframe: pre-first dose and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0 and 5.0 h post-first and -second levodopa/carbidopa administration, and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0, 8.0 and 14.0 h post-third levodopa/carbidopa administration

,,,,
Interventionng.h/mL (Mean)
Post First DosePost Second DosePost Third Dose
ENT 200 mg204134454366
OPC 25 mg266536785391
OPC 50 mg238341515685
OPC 75 mg282945976928
Placebo198527743123

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Cmax - Maximum Plasma Concentration of Levodopa

Cmax - Maximum plasma concentration of levodopa (mean pharmacokinetic parameter) following first oral administration of 100/25 mg levodopa/carbidopa on Day 12 with 25, 50 and 75 mg OPC or placebo and 200 mg Entacapone. (NCT02170376)
Timeframe: pre-first dose and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0 and 5.0 h post-first and -second levodopa/carbidopa administration, and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0, 8.0 and 14.0 h post-third levodopa/carbidopa administration

,,,,
Interventionng/mL (Mean)
Post First DosePost Second DosePost Third Dose
ENT 200 mg87614371303
OPC 25 mg120316191393
OPC 50 mg103019741346
OPC 75 mg105721131658
Placebo104715501268

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t1/2 - Terminal Plasma Half-life

t1/2 - Terminal plasma half-life of levodopa (mean pharmacokinetic parameter) following first oral administration of 100/25 mg levodopa/carbidopa on Day 12 with 25, 50 and 75 mg OPC or placebo and 200 mg Entacapone. (NCT02170376)
Timeframe: pre-first dose and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0 and 5.0 h post-first and -second levodopa/carbidopa administration, and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0, 8.0 and 14.0 h post-third levodopa/carbidopa administration

,,,,
InterventionHours (Mean)
Post First DosePost Second DosePost Third Dose
ENT 200 mg2.112.092.20
OPC 25 mg2.472.232.56
OPC 50 mg2.472.462.75
OPC 75 mg2.392.232.70
Placebo1.461.411.74

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Tmax - Time of Occurrence of Maximum Plasma Concentration

Tmax - Time to Reach maximum plasma concentration of levodopa (mean pharmacokinetic parameter) following first oral administration of 100/25 mg levodopa/carbidopa on Day 12 with 25, 50 and 75 mg OPC or placebo and 200 mg Entacapone (NCT02170376)
Timeframe: pre-first dose and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0 and 5.0 h post-first and -second levodopa/carbidopa administration, and at 0.5, 1.0, 1.5, 2.0, 3.0, 4.0, 5.0, 8.0 and 14.0 h post-third levodopa/carbidopa administration

,,,,
Interventionhours (Mean)
Post First DosePost Second DosePost Third Dose
ENT 200 mg1.130.9061.59
OPC 25 mg1.131.201.33
OPC 50 mg1.341.061.34
OPC 75 mg1.281.191.31
Placebo1.310.8751.69

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