title: Isoniazid plus ethambutol in the initial treatment of pulmonary tuberculosis.
mesh_terms: D000368:Aged; D004338:Drug Combinations; D004352:Drug Resistance, Microbial; D004977:Ethambutol / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D006801:Humans; D007538:Isoniazid / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D008297:Male; D009902:Optic Neuritis / Q000139:chemically induced; D011859:Radiography; D014397:Tuberculosis, Pulmonary / Q000000981:diagnostic imaging / Q000188:drug therapy*
chemical_list: D004338:Drug Combinations; D004977:Ethambutol; D007538:Isoniazid