Retsema, J A CP-45,899 in combination with penicillin or ampicillin against penicillin-resistant Staphylococcus, Haemophilus influenzae, and Bacteroides. [electronic resource] - Antimicrobial agents and chemotherapy Apr 1980 - 615-22 p. digital Publication Type: Journal Article ISSN: 0066-4804 Standard No.: 10.1128/AAC.17.4.615 doi Subjects--Topical Terms: Ampicillin--pharmacologyBacteroides--drug effectsCulture MediaDrug SynergismHaemophilus influenzae--drug effectsMicrobial Sensitivity TestsPenicillanic Acid--pharmacologyPenicillin ResistancePenicillins--pharmacologyStaphylococcus--drug effectsSulbactambeta-Lactamase Inhibitors