https://www.selleckchem.com/pr....oducts/thal-sns-032.
The majority of penicillin allergy labels are false, and skin tests (ST) have high negative predictive value (NPV) of up to 90%. Piperacillin-tazobactam (PT) allergy has been suspected to be an exception to this, but existing literature is scarce. We investigate the epidemiology, clinical characteristics, testing outcomes and predictive value of ST in patients referred for suspected PT allergies. The records of all patients referred for suspected PT allergy testing and prescription rates of PT in all Hong Kong public hospitals (201
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