hydrogen and theophylline

hydrogen has been researched along with theophylline in 63 studies

Research

Studies (63)

TimeframeStudies, this research(%)All Research%
pre-19909 (14.29)18.7374
1990's1 (1.59)18.2507
2000's27 (42.86)29.6817
2010's23 (36.51)24.3611
2020's3 (4.76)2.80

Authors

AuthorsStudies
Frazier, LW1
Mungre, SM; Renz, C; Rundell, K1
Brater, J; Classen, M; Rösch, W1
Ottenjann, R; Rösch, W1
Binder, HJ; Curran, PF; Powell, DW1
Bräunlich, H; Kersten, L1
Nitzsche, R; Ottenjann, R; Rösch, W1
Shefter, E1
Merrill, GF; Young, MA1
Khoh, KH; Lim, CP; Peh, KK; Quek, SS1
Alvarez-Lorenzo, C; Concheiro, A; Gómez-Amoza, JL; Gómez-Carracedo, A; Martínez-Pacheco, R; Souto, C1
Picker, KM; Schmidt, AG; Wartewig, S1
ALEXANDER, TG; MAIENTHAL, M1
Chambin, O; Champion, D; Debray, C; Le Meste, M; Pourcelot, Y; Rochat-Gonthier, MH1
Airaksinen, S; Jørgensen, AC; Karjalainen, M; Luukkonen, P; Rantanen, J; Yliruusi, J1
Gunasekaran, S; Ponnusamy, S; Sankari, G1
Chambin, O; Pourcelot, Y; Rochat-Gonthier, MH; Rota, A1
Kleinebudde, P; Thommes, M1
Krejcová, K; Polásek, E; Prokopová, A; Rabisková, M; Tomásek, V; Vetchý, D1
Burton, MA; Kennedy, RA; Sriamornsak, P1
Abdollahi, H; Bozchalooi, IS; Dadgar, A; Ghaffari, A; Khoshayand, MR; Rafiee-Tehrani, M1
Alvarez-Lorenzo, C; Concheiro, A; Lacík, I; Martinez-Pacheco, R; Mayo-Pedrosa, M1
Concheiro, A; Gómez-Amoza, JL; Gómez-Carracedo, A; Martínez-Pacheco, R; Souto, C1
Blaschek, W; Kleinebudde, P; Thommes, M1
Heilweil, EJ; Hussain, AS; Khan, MA; Wu, H1
Luangtana-anan, M; Nunthanid, J; Puttipipatkhachorn, S; Sriamornsak, P; Weerapol, Y1
Sun, CC1
Anderson, CA; Cogdill, RP; Short, SM1
Concheiro, A; Gómez-Amoza, JL; Gómez-Carracedo, A; Marti Nez-Pacheco, R; Souto, C1
Häring, A; Janovská, L; Krejcová, K; Rabisková, M; Vetchý, D1
Avadi, MR; Bayati, K; Ghaffari, A; Moghimi, HR; Oskoui, M; Rafiee-Tehrani, M1
He, HB; Huang, HF; Lu, Y; Tang, X1
Anderson, CA; Cogdill, RP; Drennen, JK; Short, SM; Wildfong, PL1
Badillo, N; Ghaly, ES1
Jürgens, K; Kranz, H; Pinier, M; Siepmann, J1
Buckner, IS; Moore, MD; Steinbach, AM; Wildfong, PL1
Bayati, K; Ghaffari, A; Helali, K; Oskoui, M; Rafiee-Tehrani, M1
Concheiro, A; Gomez-Amoza, JL; Gomez-Carracedo, A; Martinez-Pacheco, R1
Betz, G; El-Arini, SK; Hadzidedić, S; Hadzović, E; Leuenberger, H2
Ghanam, D; Kleinebudde, P1
Hisazumi, J; Nakagami, H; Suzuki, T; Terada, K1
Antikainen, O; Heinämäki, J; Siiriä, SM; Yliruusi, J1
Burggraeve, A; De Beer, T; Heinämäki, J; Räikkönen, H; Remon, JP; Sandler, N; Vervaet, C; Yliruusi, J1
Abe, H; Otsuka, M; Otsuka, Y; Yamamoto, M1
Obata, Y; Onuki, Y; Takayama, K; Yamamoto, R; Yasuda, A1
Li, L; Mao, S; Ni, R; Shao, Y; Wang, L; Zhang, T1
Kleinebudde, P; Krueger, C; Thommes, M1
Anderson, CA; Drennen, JK; Igne, B; Shi, Z1
Agarwal, K; Hicks, I; Kane, A; Kathiria, L; Kushner, J; Langdon, BA; Li, F; Ranade, G; Song, D1
Al-Khattawi, A; Alyami, H; Ma, X; Mohammed, AR; Townsend, B1
Emsley, L; Lesage, A; Rossini, AJ; Schlagnitweit, J1
Ahmed, W; Alhnan, MA; Arafat, B; Isreb, A; Kelarakis, A; Sadia, M; Sośnicka, A1
Beyssac, E; Garrait, G; Hoffart, V; Hsein, H; Tamani, F1
Alakurtti, S; Aruväli, J; Heinämäki, J; Hulkko, J; Kanerva, H; Kogermann, K; Paaver, U; Pirttimaa, MM; Pitkänen, HP; Yliruusi, J1
Czyzewska, U; Mazurek-Wadołkowska, E; Miltyk, W; Winnicka, K1
Chen, Z; Guo, L; Kang, Y; Rao, F; Xue, Y; Zhou, D1
Akhgari, A; Bavarsad, N; Kalantari, F; Moghaddam, PT; Nejati, L; Saremnejad, F1
Carnahan, SL; Hirsh, DA; Hung, I; Lubach, JW; Nagapudi, K; Rossini, AJ; Wijesekara, AV1
Antikainen, O; Ehlers, H; Juppo, A; Pollet, A; Räikkönen, H; Tanner, T; Yliruusi, J1
Al-Sharabi, M; Bawuah, P; Gane, P; Karttunen, AP; Ketolainen, J; Markl, D; Mudley, T; Peiponen, KE; Rades, T; Ridgway, C; Zeitler, JA1
Borowiecki, P; Kroutil, W; Reiter, T; Rudzka, A1
Chang, X; Lu, Q; Nie, Y; Su, HS; Xu, B; Zhao, K1

Other Studies

63 other study(ies) available for hydrogen and theophylline

ArticleYear
Effects of parathyroid hormone on H+ and NH+4 excretion in toad urinary bladder.
    The Journal of membrane biology, 1976, Dec-28, Volume: 30, Issue:2

    Topics: Ammonia; Animals; Bucladesine; Bufo marinus; Dose-Response Relationship, Drug; Hydrogen; Hydrogen-Ion Concentration; Parathyroid Hormone; Theophylline; Urinary Bladder

1976
Inhibition of the Na+/H(+)-antiporter by theophylline in growth-arrested monkey kidney cells.
    Experimental cell research, 1991, Volume: 193, Issue:1

    Topics: Acids; Animals; Bicarbonates; Carrier Proteins; Cell Division; Cell Line; Haplorhini; Hydrogen; Kidney; Sodium; Sodium-Hydrogen Exchangers; Theophylline

1991
[Acid secretion and blood circulation of the gastric mucosa during xanthinol-nicotinate administration].
    Medizinische Klinik, 1972, Dec-29, Volume: 67, Issue:52

    Topics: Adult; Blood Flow Velocity; Gastric Juice; Gastric Mucosa; Humans; Hydrogen; Male; Middle Aged; Nicotinic Acids; Regional Blood Flow; Theophylline; Xanthines

1972
[The effect of acute hypercalcaemia on parietal-cell secretion stimulated submaximally with theophylline].
    Klinische Wochenschrift, 1972, May-01, Volume: 50, Issue:9

    Topics: Calcium; Chlorine; Gastric Acidity Determination; Gastric Juice; Gastric Mucosa; Humans; Hydrogen; Hydrogen-Ion Concentration; Hypercalcemia; Potassium; Sodium; Stomach; Theophylline

1972
Electrolyte secretion by the guinea pig ileum in vitro.
    The American journal of physiology, 1972, Volume: 223, Issue:3

    Topics: Animals; Bicarbonates; Biological Transport, Active; Carbon Isotopes; Chlorides; Guinea Pigs; Hydrogen; Ileum; In Vitro Techniques; Intestinal Mucosa; Male; Ouabain; Radioisotopes; Secretory Rate; Serous Membrane; Sodium; Sodium Isotopes; Theophylline; Water

1972
[Influence of diuretics on renal water and ion excretion in rats of different ages. IV. Excretion of sodium potassium, H-ions, ammonium, phosphates, calcium and chloride].
    Acta biologica et medica Germanica, 1971, Volume: 27, Issue:1

    Topics: Acetazolamide; Age Factors; Ammonia; Animals; Biological Transport, Active; Calcium; Chlorides; Diuretics; Hydrochlorothiazide; Hydrogen; Ions; Kidney Tubules; Natriuresis; Organomercury Compounds; Potassium; Rats; Theophylline

1971
[Effect of theophylline on gastric acid secretion submaximally stimulated by pentagastrin].
    Klinische Wochenschrift, 1971, Volume: 49, Issue:1

    Topics: Chlorides; Enzyme Induction; Gastric Juice; Humans; Hydrogen; Hydrogen-Ion Concentration; Nucleosides; Potassium; Stimulation, Chemical; Theophylline

1971
Structural studies on complexes. IV. Crystal structure of a 1:1 5-chlorosalicylic acid and theophylline complex.
    Journal of pharmaceutical sciences, 1969, Volume: 58, Issue:6

    Topics: Chemical Phenomena; Chemistry; Hydrogen; Models, Structural; Salicylates; Temperature; Theophylline; X-Ray Diffraction

1969
The influence of concurrently administered theophylline, ouabain and hypocapnia on coronary flow perturbations in the perfused guinea pig heart.
    Blood vessels, 1981, Volume: 18, Issue:1-2

    Topics: Adenosine; Alkalosis; Animals; Carbon Dioxide; Coronary Circulation; Guinea Pigs; Hydrogen; Ouabain; Potassium; Theophylline

1981
Use of artificial neural networks to predict drug dissolution profiles and evaluation of network performance using similarity factor.
    Pharmaceutical research, 2000, Volume: 17, Issue:11

    Topics: Cellulose; Chemistry, Pharmaceutical; Delayed-Action Preparations; Excipients; Glycerides; Kinetics; Models, Chemical; Neural Networks, Computer; Solubility; Theophylline

2000
Extrusion-Spheronization of blends of carbopol 934 and microcrystalline cellulose.
    Drug development and industrial pharmacy, 2001, Volume: 27, Issue:5

    Topics: Acrylates; Algorithms; Cellulose; Delayed-Action Preparations; Drug Design; Particle Size; Structure-Activity Relationship; Tablets; Theophylline

2001
Potential of carrageenans to protect drugs from polymorphic transformation.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2003, Volume: 56, Issue:1

    Topics: Carrageenan; Cellulose; Chemistry, Pharmaceutical; Crystallization; Excipients; Hypromellose Derivatives; Indomethacin; Methylcellulose; Models, Chemical; Powders; Spectrum Analysis, Raman; Tablets; Theophylline

2003
ASSIGNMENT OF THE N-METHYL HYDROGEN NMR PEAKS OF CAFFEINE.
    Journal of pharmaceutical sciences, 1964, Volume: 53

    Topics: Caffeine; Chemistry, Pharmaceutical; Hydrogen; Magnetic Resonance Imaging; Magnetic Resonance Spectroscopy; Pharmacy; Research; Theobromine; Theophylline

1964
Effects of different cellulose derivatives on drug release mechanism studied at a preformulation stage.
    Journal of controlled release : official journal of the Controlled Release Society, 2004, Feb-20, Volume: 95, Issue:1

    Topics: Algorithms; Cellulose; Chemistry, Pharmaceutical; Drug Carriers; Excipients; Hypromellose Derivatives; Magnetic Resonance Spectroscopy; Methylcellulose; Microscopy, Electron, Scanning; Pharmaceutical Preparations; Powders; Solubility; Tablets; Theophylline

2004
Role of excipients in hydrate formation kinetics of theophylline in wet masses studied by near-infrared spectroscopy.
    European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 2004, Volume: 23, Issue:1

    Topics: Bronchodilator Agents; Cellulose; Chemistry, Pharmaceutical; Excipients; Kinetics; Lactose; Solubility; Spectroscopy, Near-Infrared; Theophylline; X-Ray Diffraction

2004
Vibrational spectral investigation on xanthine and its derivatives--theophylline, caffeine and theobromine.
    Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 2005, Jan-01, Volume: 61, Issue:1-2

    Topics: Caffeine; Carbon; Hydrogen; Kinetics; Molecular Structure; Nitrogen; Oxygen; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis, Raman; Theobromine; Theophylline; Vibration; Xanthines

2005
Performance of multilayered particles: influence of a thin cushioning layer.
    Drug development and industrial pharmacy, 2005, Volume: 31, Issue:8

    Topics: Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Excipients; Hypromellose Derivatives; Methylcellulose; Solubility; Tablets, Enteric-Coated; Theophylline

2005
Use of kappa-carrageenan as alternative pelletisation aid to microcrystalline cellulose in extrusion/spheronisation. II. Influence of drug and filler type.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2006, Volume: 63, Issue:1

    Topics: Acetaminophen; Carrageenan; Cellulose; Chemistry, Pharmaceutical; Drug Implants; Excipients; Mesalamine; Particle Size; Solubility; Surface Properties; Technology, Pharmaceutical; Tensile Strength; Theophylline; Water

2006
The influence of drug solubility and particle size on the pellet formulation in a rotoprocessor.
    Drug development and industrial pharmacy, 2006, Volume: 32, Issue:5

    Topics: Algorithms; Anti-Inflammatory Agents, Non-Steroidal; Bronchodilator Agents; Calcium Channel Blockers; Cellulose; Chemistry, Pharmaceutical; Diclofenac; Diltiazem; Drug Compounding; Excipients; Lactase; Particle Size; Solubility; Theophylline; Water

2006
Development of polysaccharide gel coated pellets for oral administration 1. Physico-mechanical properties.
    International journal of pharmaceutics, 2006, Dec-01, Volume: 326, Issue:1-2

    Topics: Acetates; Administration, Oral; Alginates; Calcium Compounds; Cellulose; Chemistry, Pharmaceutical; Gels; Glucuronic Acid; Materials Testing; Microscopy, Electron, Scanning; Particle Size; Pectins; Polysaccharides; Tensile Strength; Theophylline

2006
Performance comparison of neural network training algorithms in modeling of bimodal drug delivery.
    International journal of pharmaceutics, 2006, Dec-11, Volume: 327, Issue:1-2

    Topics: Acrylic Resins; Algorithms; Cellulose; Chitosan; Drug Compounding; Drug Delivery Systems; Excipients; Neural Networks, Computer; Pectins; Theophylline

2006
Sustained release pellets based on poly(N-isopropyl acrylamide): matrix and in situ photopolymerization-coated systems.
    Journal of pharmaceutical sciences, 2007, Volume: 96, Issue:1

    Topics: Acrylamides; Acrylic Resins; Cellulose; Chemistry, Pharmaceutical; Cross-Linking Reagents; Crystallography, X-Ray; Delayed-Action Preparations; Drug Carriers; Excipients; Microscopy, Electron, Scanning; Photochemistry; Porosity; Povidone; Powders; Rheology; Solubility; Spectroscopy, Fourier Transform Infrared; Tablets; Technology, Pharmaceutical; Theophylline; Time Factors; Torque; Ultraviolet Rays

2007
Microstructural and drug release properties of oven-dried and of slowly or fast frozen freeze-dried MCC-Carbopol pellets.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2007, Volume: 67, Issue:1

    Topics: Acrylic Resins; Calcium Chloride; Cellulose; Drug Compounding; Excipients; Freeze Drying; Freezing; Hydrogen-Ion Concentration; Ketoprofen; Linear Models; Particle Size; Polyvinyls; Porosity; Rheology; Theophylline; Viscosity; X-Ray Diffraction

2007
Effect of drying on extruded pellets based on kappa-carrageenan.
    European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 2007, Volume: 31, Issue:2

    Topics: Calcium Phosphates; Carrageenan; Cellulose; Chemistry, Pharmaceutical; Desiccation; Dosage Forms; Drug Compounding; Excipients; Hydrochlorothiazide; Solubility; Technology, Pharmaceutical; Temperature; Tensile Strength; Theophylline; Time Factors; Vacuum; Water

2007
Process analytical technology (PAT): effects of instrumental and compositional variables on terahertz spectral data quality to characterize pharmaceutical materials and tablets.
    International journal of pharmaceutics, 2007, Oct-01, Volume: 343, Issue:1-2

    Topics: Cellulose; Excipients; Lactose; Pharmaceutical Preparations; Spectrum Analysis; Starch; Stearic Acids; Tablets; Technology, Pharmaceutical; Theophylline

2007
Alginate-based pellets prepared by extrusion/spheronization: effect of the amount and type of sodium alginate and calcium salts.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2008, Volume: 69, Issue:1

    Topics: Alginates; Calcium; Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Drug Delivery Systems; Drug Implants; Electrons; Glucuronic Acid; Hexuronic Acids; Particle Size; Salts; Solubility; Technology, Pharmaceutical; Theophylline; Time Factors

2008
On the mechanism of reduced tabletability of granules prepared by roller compaction.
    International journal of pharmaceutics, 2008, Jan-22, Volume: 347, Issue:1-2

    Topics: Cellulose; Particle Size; Porosity; Powders; Stearic Acids; Tablets; Technology, Pharmaceutical; Tensile Strength; Theophylline

2008
Determination of figures of merit for near-infrared and Raman spectrometry by net analyte signal analysis for a 4-component solid dosage system.
    AAPS PharmSciTech, 2007, Nov-09, Volume: 8, Issue:4

    Topics: Calibration; Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Excipients; Lactose; Least-Squares Analysis; Models, Statistical; Reproducibility of Results; Research Design; Signal Processing, Computer-Assisted; Spectroscopy, Near-Infrared; Spectrum Analysis, Raman; Starch; Tablets; Technology, Pharmaceutical; Theophylline

2007
Incidence of drying on microstructure and drug release profiles from tablets of MCC-lactose-Carbopol and MCC-dicalcium phosphate-Carbopol pellets.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2008, Volume: 69, Issue:2

    Topics: Acrylic Resins; Anti-Asthmatic Agents; Calcium Phosphates; Cellulose; Chemistry, Pharmaceutical; Desiccation; Excipients; Freeze Drying; Kinetics; Lactose; Particle Size; Polyvinyls; Porosity; Solubility; Tablets; Tensile Strength; Theophylline

2008
Differences in characteristics of pellets prepared by different pelletization methods.
    Drug development and industrial pharmacy, 2008, Volume: 34, Issue:3

    Topics: Cellulose; Excipients; Hardness; Lactose; Particle Size; Solubility; Technology, Pharmaceutical; Theophylline; Water

2008
Mechanistic analysis of drug release from theophylline pellets coated by films containing pectin, chitosan and Eudragit RS.
    Drug development and industrial pharmacy, 2008, Volume: 34, Issue:4

    Topics: Acrylic Resins; Capsules; Cellulose; Chemistry, Pharmaceutical; Chitosan; Delayed-Action Preparations; Excipients; Kinetics; Models, Biological; Pectins; Technology, Pharmaceutical; Theophylline

2008
Preparation and bioavailability of sustained-release doxofylline pellets in beagle dogs.
    Drug development and industrial pharmacy, 2008, Volume: 34, Issue:7

    Topics: Acrylic Resins; Administration, Oral; Animals; Biological Availability; Bronchodilator Agents; Cellulose; Delayed-Action Preparations; Dogs; Hydrogen-Ion Concentration; Male; Methacrylates; Polymers; Solubility; Theophylline

2008
A near-infrared spectroscopic investigation of relative density and crushing strength in four-component compacts.
    Journal of pharmaceutical sciences, 2009, Volume: 98, Issue:3

    Topics: Calibration; Cellulose; Drug Compounding; Hardness Tests; Lactose; Least-Squares Analysis; Spectroscopy, Near-Infrared; Starch; Tablets; Theophylline

2009
In vitro evaluation of theophylline matrices using xyloglucan.
    Pharmaceutical development and technology, 2008, Volume: 13, Issue:6

    Topics: Bronchodilator Agents; Buffers; Calcium Phosphates; Cellulose; Delayed-Action Preparations; Excipients; Glucans; Hydrochloric Acid; Lactose; Rotation; Stearic Acids; Theophylline; Water; Xylans

2008
Drug release from MCC- and carrageenan-based pellets: experiment and theory.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2009, Volume: 73, Issue:2

    Topics: Carboxymethylcellulose Sodium; Carrageenan; Cellulose; Chemistry, Pharmaceutical; Delayed-Action Preparations; Diffusion; Drug Carriers; Drug Compounding; Kinetics; Models, Chemical; Phthalazines; Polyethylene Glycols; Porosity; Pyridines; Solubility; Theophylline

2009
A structural investigation into the compaction behavior of pharmaceutical composites using powder X-ray diffraction and total scattering analysis.
    Pharmaceutical research, 2009, Volume: 26, Issue:11

    Topics: Cellulose; Chemistry, Pharmaceutical; Phase Transition; Powders; Principal Component Analysis; Theophylline; X-Ray Diffraction

2009
Pectin/chitosan/Eudragit RS mixed-film coating for bimodal drug delivery from theophylline pellets: preparation and evaluation.
    Acta pharmaceutica (Zagreb, Croatia), 2006, Volume: 56, Issue:3

    Topics: Acrylic Resins; Cellulose; Chemistry, Pharmaceutical; Chitosan; Drug Carriers; Drug Delivery Systems; Excipients; Gastrointestinal Tract; Microscopy, Electron, Scanning; Pectins; Solubility; Theophylline

2006
Modelling of porosity and waterfronts in cellulosic pellets for understanding drug release behavior.
    International journal of pharmaceutics, 2010, Mar-30, Volume: 388, Issue:1-2

    Topics: Acrylates; Algorithms; Cellulose; Chemistry, Pharmaceutical; Desiccation; Drug Delivery Systems; Excipients; Freeze Drying; Models, Chemical; Porosity; Theophylline; Water

2010
Roller compaction of different pseudopolymorphic forms of theophylline: Effect on compressibility and tablet properties.
    International journal of pharmaceutics, 2010, Aug-30, Volume: 396, Issue:1-2

    Topics: Cellulose; Chemistry, Pharmaceutical; Compressive Strength; Crystallization; Crystallography, X-Ray; Kinetics; Microscopy, Electron, Scanning; Models, Chemical; Particle Size; Porosity; Powders; Pressure; Solubility; Surface Properties; Tablets; Technology, Pharmaceutical; Theophylline; Water

2010
Suitability of κ-carrageenan pellets for the formulation of multiparticulate tablets with modified release.
    International journal of pharmaceutics, 2011, May-16, Volume: 409, Issue:1-2

    Topics: Bisacodyl; Carrageenan; Cellulose; Delayed-Action Preparations; Excipients; Feasibility Studies; Methacrylates; Polymers; Polymethacrylic Acids; Polyvinyls; Pressure; Solubility; Tablets; Theophylline

2011
Quantification of pharmaceutical polymorphs and prediction of dissolution rate using theophylline tablet by terahertz spectroscopy.
    Chemical & pharmaceutical bulletin, 2011, Volume: 59, Issue:4

    Topics: Cellulose; Humidity; Solubility; Stearic Acids; Tablets; Temperature; Terahertz Spectroscopy; Theophylline; Time Factors

2011
3D simulation of internal tablet strength during tableting.
    AAPS PharmSciTech, 2011, Volume: 12, Issue:2

    Topics: Cellulose; Chemistry, Pharmaceutical; Compressive Strength; Computer Simulation; Models, Molecular; Molecular Conformation; Pharmaceutical Preparations; Tablets; Theophylline

2011
Investigation of compressibility and compactibility parameters of roller compacted Theophylline and its binary mixtures.
    International journal of pharmaceutics, 2011, Sep-15, Volume: 416, Issue:1

    Topics: Cellulose; Compressive Strength; Drug Compounding; Excipients; Particle Size; Powders; Tablets; Tensile Strength; Theophylline

2011
Real-time image-based investigation of spheronization and drying phenomena using different pellet formulations.
    European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 2011, Dec-18, Volume: 44, Issue:5

    Topics: Cellulose; Chemistry, Pharmaceutical; Desiccation; Particle Size; Spectrum Analysis, Raman; Theophylline; Water

2011
Effects of polymorphic transformation on pharmaceutical properties of direct compressed tablets containing theophylline anhydrate bulk powder under high humidity.
    Colloids and surfaces. B, Biointerfaces, 2013, Feb-01, Volume: 102

    Topics: Cellulose; Humidity; Stearic Acids; Tablets; Theophylline; Tomography, X-Ray Computed; X-Ray Diffraction

2013
Self-organizing map analysis using multivariate data from theophylline tablets predicted by a thin-plate spline interpolation.
    Chemical & pharmaceutical bulletin, 2013, Volume: 61, Issue:3

    Topics: Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Drug Stability; Models, Statistical; Tablets; Tensile Strength; Theophylline

2013
Drug release characteristics from chitosan-alginate matrix tablets based on the theory of self-assembled film.
    International journal of pharmaceutics, 2013, Jun-25, Volume: 450, Issue:1-2

    Topics: Acetaminophen; Alginates; Cellulose; Chitosan; Glucuronic Acid; Hexuronic Acids; Hydrogen-Ion Concentration; Metformin; Osmolar Concentration; Stearic Acids; Tablets; Theophylline; Trimetazidine

2013
Influence of MCC II fraction and storage conditions on pellet properties.
    European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2013, Volume: 85, Issue:3 Pt B

    Topics: Cellulose; Chemistry, Pharmaceutical; Chloramphenicol; Drug Delivery Systems; Drug Implants; Drug Stability; Excipients; Humidity; Kinetics; Lactose; Particle Size; Porosity; Solubility; Surface Properties; Technology, Pharmaceutical; Tensile Strength; Theophylline; Water

2013
Effects and detection of raw material variability on the performance of near-infrared calibration models for pharmaceutical products.
    Journal of pharmaceutical sciences, 2014, Volume: 103, Issue:2

    Topics: Algorithms; Analysis of Variance; Calibration; Cellulose; Chemistry, Pharmaceutical; Drug Industry; Environment; Excipients; Models, Chemical; Models, Statistical; Particle Size; Pharmaceutical Preparations; Reproducibility of Results; Spectrophotometry, Ultraviolet; Spectroscopy, Near-Infrared; Starch; Theophylline

2014
A quality-by-design study for an immediate-release tablet platform: examining the relative impact of active pharmaceutical ingredient properties, processing methods, and excipient variability on drug product quality attributes.
    Journal of pharmaceutical sciences, 2014, Volume: 103, Issue:2

    Topics: Carboxymethylcellulose Sodium; Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Excipients; Hardness; Ibuprofen; Lactose; Lubricants; Particle Size; Powders; Pressure; Solubility; Stearic Acids; Tablets; Theophylline

2014
Evidence-based nanoscopic and molecular framework for excipient functionality in compressed orally disintegrating tablets.
    PloS one, 2014, Volume: 9, Issue:7

    Topics: Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Excipients; Ibuprofen; Mannitol; Tablets; Theophylline

2014
High-resolution NMR of hydrogen in organic solids by DNP enhanced natural abundance deuterium spectroscopy.
    Journal of magnetic resonance (San Diego, Calif. : 1997), 2015, Volume: 259

    Topics: Deuterium; Electromagnetic Fields; Ethane; Glycylglycine; Histidine; Hydrocarbons, Chlorinated; Hydrogen; Indicators and Reagents; Magnetic Resonance Spectroscopy; Temperature; Theophylline

2015
Adaptation of pharmaceutical excipients to FDM 3D printing for the fabrication of patient-tailored immediate release tablets.
    International journal of pharmaceutics, 2016, Nov-20, Volume: 513, Issue:1-2

    Topics: Calcium Phosphates; Captopril; Cellulose; Drug Compounding; Drug Liberation; Excipients; Humans; Lactose; Mesalamine; Polymethacrylic Acids; Prednisolone; Printing, Three-Dimensional; Tablets; Talc; Theophylline

2016
Denatured Whey Protein Powder as a New Matrix Excipient: Design and Evaluation of Mucoadhesive Tablets for Sustained Drug Release Applications.
    Pharmaceutical research, 2017, Volume: 34, Issue:2

    Topics: Adhesives; Administration, Oral; Animals; Body Fluids; Cellulose; Chemistry, Pharmaceutical; Delayed-Action Preparations; Diffusion; Drug Compounding; Drug Liberation; Excipients; Intestinal Mucosa; Kinetics; Powders; Silicon Dioxide; Solubility; Stearic Acids; Swine; Tablets; Theophylline; Whey Proteins

2017
Suberin Fatty Acids from Outer Birch Bark: Isolation and Physical Material Characterization.
    Journal of natural products, 2017, 04-28, Volume: 80, Issue:4

    Topics: Betula; Cellulose; Chemistry, Pharmaceutical; Excipients; Fatty Acids; Lipids; Molecular Structure; Plant Bark; Tablets; Theophylline

2017
EFFECT OF SIMULTANEOUSLY SILICIFIED MICROCRYSTALLINE CELLULOSE AND PREGELATINIZED STARCH ON THE THEOPHYLLINE TABLETS STABILITY.
    Acta poloniae pharmaceutica, 2016, Volume: 73, Issue:4

    Topics: Cellulose; Drug Stability; Gas Chromatography-Mass Spectrometry; Silicon Dioxide; Starch; Tablets; Theophylline

2016
DFT investigation on the metabolic mechanisms of theophylline by cytochrome P450 monooxygenase.
    Journal of molecular graphics & modelling, 2018, Volume: 84

    Topics: Cytochrome P-450 Enzyme System; Density Functional Theory; Hydrogen; Hydrogen Bonding; Kinetics; Metabolic Networks and Pathways; Models, Molecular; Molecular Conformation; Protons; Theophylline

2018
Investigation of using pectin and chitosan as natural excipients in pellet formulation.
    International journal of biological macromolecules, 2018, Volume: 120, Issue:Pt A

    Topics: Cellulose; Chemistry, Pharmaceutical; Chitosan; Dimenhydrinate; Excipients; Humans; Pectins; Polymers; Polysaccharides; Porosity; Theophylline; Thermography

2018
Rapid Characterization of Formulated Pharmaceuticals Using Fast MAS
    Molecular pharmaceutics, 2019, 07-01, Volume: 16, Issue:7

    Topics: Carbon Isotopes; Carbon-13 Magnetic Resonance Spectroscopy; Cellulose; Drug Compounding; Excipients; Feasibility Studies; Hydrogen; Lactose; Mexiletine; Stearic Acids; Tablets; Theophylline; X-Ray Diffraction

2019
Predicting tablet tensile strength with a model derived from the gravitation-based high-velocity compaction analysis data.
    International journal of pharmaceutics, 2019, Jul-20, Volume: 566

    Topics: Calcium Phosphates; Cellulose; Gravitation; Hypromellose Derivatives; Models, Theoretical; Particle Size; Stearic Acids; Tablets; Tensile Strength; Theophylline

2019
Simultaneous investigation of the liquid transport and swelling performance during tablet disintegration.
    International journal of pharmaceutics, 2020, Jun-30, Volume: 584

    Topics: Acetaminophen; Calcium Carbonate; Cellulose; Chemistry, Pharmaceutical; Dose-Response Relationship, Drug; Excipients; Humans; Kinetics; Porosity; Tablets; Terahertz Spectroscopy; Theophylline

2020
Biocatalytic hydrogen-transfer to access enantiomerically pure proxyphylline, xanthinol, and diprophylline.
    Bioorganic chemistry, 2022, Volume: 127

    Topics: Biocatalysis; Chlorohydrins; Dyphylline; Escherichia coli; Hydrogen; Stereoisomerism; Theophylline

2022
Enhancing Hydrogen Oxidation and Evolution Kinetics by Tuning the Interfacial Hydrogen-Bonding Environment on Functionalized Platinum Surfaces.
    Angewandte Chemie (International ed. in English), 2022, 09-26, Volume: 61, Issue:39

    Topics: Hydrogen; Hydrogen Bonding; Kinetics; Platinum; Theophylline; Water

2022