Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 824(1-2), 71-80 (2005-07-20)
A method has been developed and validated for the quantitation of midazolam, alphahydroxy-midazolam, omeprazole, and hydroxyomeprazole from one 250 microL sample of human plasma using high performance liquid chromatography coupled to tandem mass spectrometry. The method was validated for a
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 875(1), 329-332 (2008-06-25)
The present paper demonstrates the enantiomeric separation of omeprazole and its metabolite 5-hydroxyomeprazole performed with open tubular capillary electrochromatography (OT-CEC). The protein avidin was used as the chiral selector. Avidin was immobilized by a Schiffs base type of reaction where
European journal of clinical pharmacology, 68(5), 629-636 (2011-11-15)
Lansoprazole, a cytochrome P450 2C19 (CYP2C19) substrate, has been widely used in children to manage acid-related diseases. CYP2C19 exhibits marked genetic polymorphisms, and distribution of these polymorphisms varies among different ethnic groups. There is limited data regarding the use of
Clinical pharmacology and therapeutics, 88(3), 343-346 (2010-07-30)
Noscapine and glucosamine reportedly interact with warfarin. We investigated the effects of these drugs on various cytochrome P450 (CYP) activity markers. Twelve healthy subjects were phenotyped at baseline and during separate treatments with noscapine and glucosamine. Whereas glucosamine had no
Journal of clinical pharmacology, 49(5), 574-581 (2009-04-29)
This study explores the impact of clopidogrel on the pharmacokinetics of omeprazole related to CYP2C19 genetic polymorphisms. Twelve healthy volunteers (6 CYP2C19*1/*1, 5 CYP2C19*2/*2, and 1 CYP2C19*2/*3) are enrolled in a 2-phase randomized crossover trial. In each phase, the volunteers
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