Pharmacokinetic Study to Investigate Low-dose Combinations of a Cocktail of Seven Drugs for Simultaneous Phenotyping of Cytochromes
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The purpose of this study is to assess whether a cocktail of seven approved drugs (so-called "Basel cocktail") can be used for simultaneous phenotyping of CYP1A2, CYP2B6, CYP2C9, CYP2C19, CYP2D6, CYP2E1 and CYP3A4.
Condition or disease
Drug: caffeine, efavirenz, losartan, omeprazole, metoprolol, chlorzoxazone and midazolam
Single-center, Randomized, Five-way Crossover Study to Investigate Low-dose Combinations of Caffeine, Efavirenz, Losartan, Omeprazole, Metoprolol, Chlorzoxazone and Midazolam ("Basel Cocktail") for Simultaneous Phenotyping of CYP1A2, CYP2B6, CYP2C9, CYP2C19, CYP2D6, CYP2E1 and CYP3A4 in Healthy Male Subjects
Study Start Date
Primary Completion Date
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Ages Eligible for Study:
18 Years to 45 Years (Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Signed informed consent
Male aged between 18 and 45 years
No clinically significant findings on the physical examination