title: A double-blind comparative clinical trial of cephalexin and ampicillin in the treatment of childhood acute otitis media.
mesh_terms: D000208:Acute Disease; D000284:Administration, Oral; D000667:Ampicillin / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D002506:Cephalexin / Q000008:administration & dosage / Q000627:therapeutic use*; D004342:Drug Hypersensitivity / Q000209:etiology*; D004432:Ear, Middle / Q000382:microbiology; D006801:Humans; D010033:Otitis Media / Q000188:drug therapy* / Q000382:microbiology; D010614:Pharynx / Q000382:microbiology; D013210:Staphylococcus / Q000187:drug effects / Q000302:isolation & purification; D013291:Streptococcus / Q000187:drug effects / Q000302:isolation & purification
chemical_list: D000667:Ampicillin; D002506:Cephalexin