title: Comparison of three different doses of bacampicillin given twice daily to patients with acute exacerbations of chronic bronchitis in a clinical dose-response study.
mesh_terms: D000667:Ampicillin / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000627:therapeutic use; D001991:Bronchitis / Q000188:drug therapy*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D004305:Dose-Response Relationship, Drug; D004311:Double-Blind Method; D006192:Haemophilus Infections / Q000382:microbiology; D006801:Humans
chemical_list: D000667:Ampicillin; C011674:bacampicillin