What drugs interact with COUMADIN® (Warfarin Sodium Tablets, USP)?
COUMADIN® interacts with many drugs, including prescription and nonprescription (over-the-counter) drugs. For this reason, it is important for you to check with your healthcare provider before starting, changing, or stopping any drug. Some of the nonprescription drugs that may interact with COUMADIN® include: acetaminophen (Tylenol®*); aspirin and aspirin-containing ointments and skin creams; ibuprofen (Motrin®*, Advil®*, Nuprin®*); naproxen (Aleve®*, Orudis KT®*); H2-receptor antagonists, such as cimetidine (Tagamet®*) or ranitidine (Zantac®*); and vitamin supplements containing Vitamin K. Other drugs may affect your response to COUMADIN®. Please check with your healthcare provider for additional information. * The brands listed are the registered trademarks of their respective owners and are not trademarks of Bristol-Myers Squibb Company. Herbal medications may interact with COUMADIN®. Be aware that most herbal preparations are not standardized and potency may vary from one lot to an