The aim of this article is to demonstrate extreme interindividual variability of piperacilin/tazobactam (PIP/TAZO) pharmacokinetics in critically ill morbidly obese patients and to emphasize the need for the practice of routine PIP/TAZO plasma concentrations measurement in order to ensure optimal efficacy and safety of antibiotic therapy.
Keywords: critical illness; morbid obesity; piperacillin/tazobactam (PIP/TAZO); therapeutic drug monitoring (TDM).
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