Lack of bactericidal activity of trimethoprim-sulfamethoxazole against some strains of Haemophilus influenzae type B.
D004338:Drug Combinations; D006193:Haemophilus influenzae / Q000187:drug effects*; D013420:Sulfamethoxazole / Q000494:pharmacology*; D014295:Trimethoprim / Q000494:pharmacology*
D004338:Drug Combinations; D014295:Trimethoprim; D013420:Sulfamethoxazole