title: Safety of St John's wort (Hypericum perforatum)
authors.forename: Q Y
authors.initials: QY
authors.lastname: Yue
authors.forename: C
authors.initials: C
authors.lastname: Bergquist
authors.forename: B
authors.initials: B
authors.lastname: Gerdén
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D004347:Drug Interactions; D005260:Female; D006801:Humans; D020902:Hypericum / Q000009:adverse effects*; D008297:Male; D008599:Menstruation Disturbances / Q000209:etiology; D008875:Middle Aged; D010946:Plants, Medicinal; D013548:Sweden; D014859:Warfarin / Q000037:antagonists & inhibitors*
chemical_list: D014859:Warfarin