title: Bacampicillin twice daily in acute maxillary sinusitis: an alternative dosage regimen.
mesh_terms: D000667:Ampicillin / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004334:Drug Administration Schedule; D006801:Humans; D008443:Maxillary Sinus / Q000000981:diagnostic imaging; D011859:Radiography; D012852:Sinusitis / Q000000981:diagnostic imaging / Q000188:drug therapy*; D013997:Time Factors
chemical_list: D000667:Ampicillin; C011674:bacampicillin