title: Erythromycin in lower respiratory infections.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000667:Ampicillin / Q000627:therapeutic use; D001991:Bronchitis / Q000188:drug therapy; D002648:Child; D002986:Clinical Trials as Topic; D004917:Erythromycin / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010919:Placebos; D012141:Respiratory Tract Infections / Q000188:drug therapy*
chemical_list: D010919:Placebos; D004917:Erythromycin; D000667:Ampicillin