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. 2015 Jun 11;50(5):376–379. doi: 10.1310/hpj5005-376

Table 1. Vancomycin and piperacillin/tazobactam Y-site compatibility in normal saline.

Piperacillin-tazobactam concentrations Vancomycin concentration
2 mg/mL 5 mg/mL 10 mg/mL
16 mg/mL Compatible Compatible Compatible
30 mg/mL Compatible Compatible Compatible
40 mg/mL Compatible Compatible Incompatible
80 mg/mL Compatible Compatible Incompatible
100 mg/mL Compatible Compatible Incompatible