The combination trimethoprim-sulphamethoxazole.
D055598:Chemical Phenomena; D002627:Chemistry, Physical; D004338:Drug Combinations; D004347:Drug Interactions; D006801:Humans; D007408:Intestinal Absorption; D008722:Methods; D013420:Sulfamethoxazole / Q000097:blood / Q000378:metabolism* / Q000652:urine; D014018:Tissue Distribution; D014295:Trimethoprim / Q000097:blood / Q000378:metabolism* / Q000652:urine
D004338:Drug Combinations; D014295:Trimethoprim; D013420:Sulfamethoxazole