⚠️ Mechanism
Dong quai contains coumarin derivatives that may potentiate warfarin's anticoagulant effect.
📋 Effect
Increased INR; increased bleeding risk
💊 Management
Avoid dong quai with warfarin. Monitor INR closely if used.
Plain Language Summary
This combination can be dangerous because Dong Quai may increase the blood-thinning effects of warfarin. This increase in effect can lead to a higher risk of bleeding.
Source
Heck AM et al. Am J Health Syst Pharm 2000; Page RL, Lawrence JD. Pharmacotherapy 1999
Medical Disclaimer: This interaction record is for informational and educational purposes only and does not constitute medical advice. Drug-supplement interactions can be dangerous. Always consult your healthcare provider or pharmacist before combining any supplement with prescription medications. Do not stop or change any medication without professional guidance.