in vitro , dicloxacillin plus ceftazidime exerted bactericidal synergy at approximately 10 ( 5 ) cfu/ml of inoculum ( but not at approximately 10 ( 7 ) -cfu inoculum ) , whereas other beta-lactamase inhibitors ( sulbactam , clavulanic acid ) showed no enhanced killing of pa-48 when combined with ceftazidime at clinically achievable levels for each agent .
C1373040
beta-lactamase inhibitors
C0038665
sulbactam