title: Clostridium difficile-associated colitis after neomycin treated with metronidazole.
mesh_terms: D000368:Aged; D003015:Clostridium Infections / Q000139:chemically induced* / Q000188:drug therapy; D003092:Colitis / Q000139:chemically induced* / Q000188:drug therapy; D006801:Humans; D008297:Male; D008795:Metronidazole / Q000627:therapeutic use*; D009355:Neomycin / Q000009:adverse effects*
chemical_list: D008795:Metronidazole; D009355:Neomycin