<i>In Vitro</i> Susceptibility of Multidrug-Resistant Pseudomonas aeruginosa following Treatment-Emergent Resistance to Ceftolozane-Tazobactam
Abigail M Rubio, Ellen G Kline, Chelsea E Jones, Liang Chen, Barry N. Kreiswirth, M. Hong Nguyen, Cornelius J. Clancy, Vaughn S. Cooper, Ghady Haidar, Daria Van Tyne, Ryan K. Shields
Abstract
We compared the in vitro susceptibility of multidrug-resistant Pseudomonas aeruginosa isolates collected before and after treatment-emergent resistance to ceftolozane-tazobactam. Median baseline and postexposure ceftolozane-tazobactam MICs were 2 and 64 μg/ml, respectively.
Topics & Concepts
Pseudomonas aeruginosaTazobactamMicrobiologyMultiple drug resistanceIn vitroAntibioticsMedicineBiologyBacteriaPiperacillinGeneticsAntibiotic Resistance in BacteriaAntibiotics Pharmacokinetics and EfficacyPneumonia and Respiratory Infections