[PDF][PDF] Improving the oral bioavailability of drugs through the design of modeled pre-systemic cytochrome P450 inhibitors

PS Fasinu - 2010 - wiredspace.wits.ac.za
… The overall aim of this study is to generate Modeled Pre-systemic CYP Inhibitors (MPCI) that
are biocompatible, biodegradable and can be combined with various drugs in a single drug …

[PDF][PDF] Expression of cytochrome P450 enzymes and metabolism of timolol in human ocular tissue

M Volotinen - 2009 - helda.helsinki.fi
… generally healthy patients scheduled for cataract surgery were enrolled for the study after …
the most potent inhibitors of timolol metabolism in human liver microsomes (Figure 12). They …

Drug‐Metabolizing Enzymes, Transporters, and Drug–Drug Interactions

SW Louie, M Shou - … in Drug Metabolism and Disposition: Basic …, 2011 - Wiley Online Library
… that involve the inhibition of tizanidine (CYP1A2dependent), … Omeprazole reduced exposure
of caffeine in a dose-… radiolabel study and drug interaction studies of selective inhibitors with …

In vitro evaluation of the inhibition potential of echinacoside on human cytochrome P450 isozymes

Y Wu, A Qiao, S Lin, L Chen - BMC Complementary Medicine and …, 2022 - Springer
… 9% of marketed drugs, especially caffeine, theophylline, and … tizanidine would be with 5-fold
exposure if they are co-administered with CYP1A2 inhibitors such as fluvoxamine, rofecoxib

Interaction of energy drinks with prescription medication and drugs of abuse

O Hladun, E Papaseit, S Martín, AM Barriocanal… - Pharmaceutics, 2021 - mdpi.com
… liver cytochrome P450 1A2 (CYP1A2) [31], including 3% to 10% into theophylline [32]. Caffeine
… In healthy volunteers, adverse effects appeared with high doses and consisted in muscle …

Pharmacokinetics and interactions of headache medications, part II: prophylactic treatments

E Sternieri, CPR Coccia, D Pinetti… - Expert Opinion on …, 2006 - Taylor & Francis
… However, most studies report no changes in heart rate or … Tizanidine is extensively
metabolised in the liver by CYP1A2 … multiple dosing in healthy volunteers. Arzneimittelforschung (…

Interindividual differences in caffeine metabolism and factors driving caffeine consumption

A Nehlig - Pharmacological reviews, 2018 - ASPET
… of cytochrome P450, which metabolizes 95% of the caffeine … In healthy humans, caffeine
is apparently eliminated via first-… of the research available is concentrated on caffeine and, to …

Pharmacokinetics and metabolism of natural methylxanthines in animal and man

BB Fredholm, MJ Arnaud - Methylxanthines, 2011 - Springer
… in healthy volunteers taking caffeine orally showed that the amount of caffeine collected was
… In this study, pharmacokinetic parameters of caffeine were similar in young and elderly men …

Tizanidine (Zanaflex) A Muscle Relaxant That May Prolong the QT Interval by Blocking IKr

N Kaddar, P Vigneault, S Pilote… - Journal of …, 2012 - journals.sagepub.com
… in this study clearly indicate that tizanidineenzyme involved into the biotransformation of
tizanidine in vitro and in vivo. Various drugs, such as ciprofloxacin, fluvoxamine, rofecoxib, as …

Pain management and the effects of pain on sleep

RL Barkin - Sleep Psychiatry, 2004 - api.taylorfrancis.com
… in our clinical practice with rofecoxib concurrent with warfarin … conjunction with APAP
or aspirin and caffeine. It is metabolized in the … or induction are not mediated by tizanidine. …