OBJECTIVES To evaluate health care professionals' knowledge on warfarin interactions with drugs and herbs. METHODS A self-administered questionnaire was developed to assess health care professionals' knowledge on warfarin interactions with drug and herb. Respondents were asked to classify 15 drugs that may effect on warfarin action as "enhance", "inhibit ", "no effect". The study sample invol...

Objective(s): In this study, a cocktail of probe drugs was used to assess whether lentinan could influence the activities of rat enzymes CYP3A4, CYP2D6, CYP1A2, CYP2C19, and CYP2C9 in vivo. Materials and Methods: Fourteen days after intraperitoneal injection of lentinan, rats were given an oral dose of a cocktail solution containing phenacetin, tolbutamide, omeprazole, metoprolol, and midazolam...

objective: to evaluate the effect of niprd-am1 on cyp3a4 in order to generate clinically significant data for its safe and efficacious use. materials and methods: niprd-am1 is a phytomedicine developed from aqueous root extracts of nauclea latifolia smith (rubiaceae) for the treatment of uncomplicated malaria. the effect of niprd-am1 on cyp3a4 was measured with and without the addition of niprd...

Safety pharmacology studies help in identifying preclinical adverse drug reactions. We carried out routine safety pharmacology with focus on cardiovascular variables and pharmacokinetic herb-drug interaction studies on rats fed with standardized traditional hydro-alcoholic extract and technology-based supercritical extract of Cassia auriculata for 12 weeks. Our studies indicate that both these ...