Piperacillin and tazobactam. Lexi-Comp ONLINE, 2016 Wolters Kluwer, Inc. Accessed August 18, 2016 from http://online.lexi.com
ZOSYN (piperacillin and tazobactam). Accessed August 18, 2016 from: http://labeling.pfizer.com/showlabeling.aspx?id=416