2004 Herb–drug interactions: an overview of the clinical evidence-PDF http://math.unife.it/farmacia/lm.farmacia/insegnamenti-dellordinamento-2005/mini-siti-a.a.2010-2011/prodotti-erboristici/materiale/prodotti-erboristici/Sez-generale/plant_pharm_interactions_review.pdf a Curbicin contains Serenoa repens (saw palmetto) fruits, Cucurbita pepo (pumpkin) seeds and vitamin E. b PC-PCS is a mixture o..