American Ginseng : interaction with Anticoagulant medications

Interaction type:

Interaction rating:
American and Panax (Asian) ginseng are similar, this interaction should be considered until proven otherwise. An animal study has reported that Panax ginseng affects the blood’s clotting ability and may alter the effects of these medications and possibly the dose needed for treatment. Use with caution. (1)
These drugs include warfarin, heparin, dalteparin, tinzaparin, enoxaparin, danaparoid sodium, antithrombin III, lipirudin, argatroban, bivalirudin,


  1. Janetzky K, et al. Probable Interaction Between Warfarin and Ginseng. Am J Health Syst Pharm. Mar1997;54(6):692-93.