Trimethoprim.
D000900:Anti-Bacterial Agents / Q000008:administration & dosage / Q000494:pharmacology*; D003016:Clostridium perfringens / Q000187:drug effects; D004352:Drug Resistance, Microbial; D004357:Drug Synergism; D006801:Humans; D009169:Mycobacterium tuberculosis / Q000187:drug effects; D011552:Pseudomonas Infections / Q000188:drug therapy; D011550:Pseudomonas aeruginosa / Q000187:drug effects*
D000900:Anti-Bacterial Agents