Review of Carbapenemases and AmpC-beta Lactamases

From the US Food and Drug Administration, Center for Drug Evaluation and Research, Office of Antimicrobial Products, Silver Spring, MD. The authors have no funding or conflicts of interest to disclose. Address for correspondence: Sumathi Nambiar, MD, MPH, U.S. Food and Drug Administration, Center for Drug Evaluation and Research, 10903 New Hampshire Ave, Silver Spring, MD 20993.