title: Warfarin users, beware of antibiotics.  Interactions may increase the risk of internal bleeding.
mesh_terms: D000900:Anti-Bacterial Agents / Q000009:adverse effects* / Q000627:therapeutic use; D000925:Anticoagulants / Q000009:adverse effects* / Q000627:therapeutic use; D004347:Drug Interactions; D006266:Health Education; D006470:Hemorrhage / Q000139:chemically induced* / Q000517:prevention & control; D006801:Humans; D061214:Patient Safety; D012307:Risk Factors; D014859:Warfarin / Q000009:adverse effects* / Q000627:therapeutic use
chemical_list: D000900:Anti-Bacterial Agents; D000925:Anticoagulants; D014859:Warfarin