Glucosamine and chondroitin interactions
Glucosamine and chondroitin have been reported to raise INR in people taking warfarin.
Glucosamine and chondroitin has 1 documented interactions across the FDA labels and fact sheets we index: 0 major, 1 moderate, 0 minor, and 0 where a label reports no significant interaction. Each entry below quotes the sentence behind it. This herbal and supplement page is a starting point, not a verdict for your situation.
Moderate interactions (1)
Glucosamine, alone or with chondroitin, may increase the effect of warfarin and raise bleeding risk. (NCCIH, Glucosamine and Chondroitin for Osteoarthritis)
Check Glucosamine and chondroitin against everything you take. Add your full list; every pair is checked at once.
Open in the checkerNot medical advice. Severity reflects the label's wording, not your circumstances. A "major" flag can be routine under supervision and a "minor" one can matter at high doses. Ask a pharmacist.