Rifampicin.
D001991:Bronchitis / Q000188:drug therapy; D002908:Chronic Disease; D004352:Drug Resistance, Microbial; D004357:Drug Synergism; D004470:Economics, Medical; D004977:Ethambutol / Q000008:administration & dosage; D006801:Humans; D007538:Isoniazid / Q000008:administration & dosage; D012293:Rifampin / Q000008:administration & dosage / Q000627:therapeutic use*; D014376:Tuberculosis / Q000188:drug therapy*
D004977:Ethambutol; D007538:Isoniazid; D012293:Rifampin