Traditional Chinese medicines Wu
Wei Zi (Schisandra chinensis Baill) and Gan Cao (Glycyrrhiza uralensis Fisch) activate pregnane
X receptor and increase warfarin clearance in rats.
Mu Y, Zhang J, Zhang S, Zhou HH, Toma D, Ren S, Huang L, Yaramus M, Baum A, Venkataramanan R, et al. J Pharmacol Exp Ther. 2006 Mar; 316(3):1369-77. Epub 2005 Nov 2.