Acetaminophen and warfarin.
D000082:Acetaminophen / Q000009:adverse effects*; D000925:Anticoagulants / Q000009:adverse effects*; D004347:Drug Interactions; D006470:Hemorrhage / Q000139:chemically induced*; D006801:Humans; D019934:International Normalized Ratio; D014859:Warfarin / Q000009:adverse effects*
D000925:Anticoagulants; D000082:Acetaminophen; D014859:Warfarin