Can I take Metronidazole with Warfarin?
Metronidazole and Warfarin should be avoided together. Metronidazole increases Warfarin effect. Bleeding risk.
Brand names: Metronidazole - Flagyl (US); Warfarin - Coumadin, Jantoven (US), Marevan (UK, Australia)
Quick verdict
No - avoid combining Metronidazole with Warfarin.
What to do: Reduce Warfarin dose. Frequent INR monitoring.
Is it safe to take Metronidazole with Warfarin? Explain the interaction, what to watch for, and safer timing.
How They Interact
The science in one sentence
Metronidazole increases Warfarin effect. Bleeding risk.
Why to Avoid
Simple rules that protect you
- Reduce Warfarin dose. Frequent INR monitoring.
- Always tell your doctor/pharmacist about ALL medicines you take - prescriptions, OTC, supplements, and herbal products.
- Keep a current medicine list with doses and timings - photo on your phone is enough.
- Read medicine labels for timing (with food / empty stomach) before combining.
- Do NOT combine Metronidazole with Warfarin without explicit doctor approval.
- Use GoDavaii AI to double-check before adding any new medicine, supplement, or desi ilaaj.
If you've already taken both medicines and feel unwell (unusual bleeding, severe stomach pain, confusion, breathing issues), get medical help now.
Emergency · 112Not medical advice
Individual responses vary based on dose, timing, health conditions, and other medicines. Always consult your doctor or pharmacist before combining medicines. For emergencies, call 112.
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