Effect of St John's wort on drug metabolism by induction of cytochrome P450 3A4 enzyme.
1. JAMA. 2003 Sep 17;290(11):1500-4. Effect of St John's wort on drug metabolism by induction of cytochrome P450 3A4 enzyme. Markowitz JS(1), Donovan JL, DeVane CL, Taylor RM, Ruan Y, Wang JS, Chavin KD. Author information: (1)Department of ......