1. The Effect of Induction of CYP3A4 by St John's Wort on Ambrisentan Plasma Pharmacokinetics in Volunteers of known CYP2C19 Genotype. (8th November 2014) Authors: Markert, Christoph; Kastner, Ida Maria; Hellwig, Regina; Kalafut, Peter; Schweizer, Yvonne; Hoffmann, Michael Marcus; Burhenne, Jürgen; Weiss, Johanna; Mikus, Gerd; Haefeli, Walter Emil Journal: Basic & clinical pharmacology & toxicology Issue: Volume 116:Number 5(2015:May) Page Start: 423 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗