title: Vitamin E and blood thinners. You advised readers not to take extra vitamin E if they were taking aspirin or Coumadin. Why?
mesh_terms: D000925:Anticoagulants / Q000627:therapeutic use*; D001241:Aspirin / Q000627:therapeutic use*; D004357:Drug Synergism; D006801:Humans; D010975:Platelet Aggregation Inhibitors / Q000627:therapeutic use*; D014810:Vitamin E / Q000627:therapeutic use*; D014859:Warfarin / Q000627:therapeutic use*
chemical_list: D000925:Anticoagulants; D010975:Platelet Aggregation Inhibitors; D014810:Vitamin E; D014859:Warfarin; D001241:Aspirin