St. John's Wort
St. John's Wort herb and flower extract
- UNII
- UFH8805FKA
- Products
- 2
NIH LiverTox — hepatotoxicity
Category D · Possible cause
LiverTox Category D. Few case reports of hepatitis; causality uncertain. Major drug-interaction concern (CYP3A4 induction) — can reduce levels of warfarin, oral contraceptives, immunosuppressants, HIV antivirals.
LiverTox record (NIH NCBI Bookshelf) →Products containing St. John's Wort herb and flower extract