Alcohol and Warfarin interaction

Alcohol and Warfarin: NIH and FDA consumer guidance 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 Alcohol

Moderate

Alcohol can raise or lower warfarin's effect and increase bleeding risk; keep intake steady and discuss it with the prescriber.

Curated ruleNIAAA, Harmful Interactions: Mixing Alcohol with Medicines

Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.

Open in the checker

Not 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.