Antimicrobial Activity of Ceftaroline Combined With NXL104 Tested Against a Collection of Organisms Expressing Multiple β-Lactamases

0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 >128 >128 0.0 Cefepime 0.0 0.0 0.0 14.3 14.3 14.3 14.3 42.9 - 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 >32 >32 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 >8 >8 0.0 Piperacillin/tazobactam 0.0 0.0 0.0 0.0 71.4 85.7 85.7 85.7 85.7 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 >128 >128 0.0 Cefepime 0.0 0.0 0.0 0.0 8.3 16.7 25.0 25.0 - 100.0 >8 >8 25.0 Meropenem 0.0 0.0 0.0 0.0 16.7 25.0 50.0 91.7 - 100.0 8 16 25.0 Piperacillin/tazobactam 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 >128 >128 0.0