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Piperacillin/Tazobactam Pharmacology
Zosyn (piperacillin/tazobactam) is a broad-spectrum β-lactam/β-lactamase inhibitor combination used widely in hospitals. Piperacillin covers gram-positive, gram-negative, and anaerobic bacteria, while tazobactam helps protect against β-lactamase breakdown. It is commonly used for pneumonia, intra-abdominal infections, skin and soft tissue infections, and febrile neutropenia. An important pharmacology pearl for exams is understanding that Pseudomonas, but it doesn’t cover MRSA.
The drug is renally eliminated, so dosing adjustments are needed in kidney impairment. Many institutions use…
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