Ginseng and Warfarin interaction
Ginseng and Warfarin: the Warfarin prescribing label describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Moderate
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
Curated guidance for Ginseng
Moderate
Asian ginseng may reduce the blood-thinning effect of warfarin.
Curated ruleNCCIH, Asian Ginseng
From the Warfarin (Warfarin Sodium) label · effective 2026-06-24
Minor
John’s wort, ginseng).
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.