Prior to the interaction, her INR was therapeutic for 5 months while she was taking warfarin 1.5 mg/d. The patient admitted to doubling her fish oil dose from 1000 to 2000 mg/d. Without dietary ...

Herbal products that have been associated with published case reports of possible interactions with warfarin include danshen, devil's claw, dong quai, green tea, ginseng, and papain. Dietary ...