Background And Objectives: Cefazolin, a first-generation cephalosporin, is the most commonly recommended antibiotic for perioperative prophylaxis to reduce surgical site infections. Children with a reported penicillin allergy often receive an alternative antibiotic because of a common misunderstanding of the cross-reactivity between these antibiotics. This use of alternative antibiotics in surgical populations have been associated with increased infections, antibiotic resistance, and health care costs.
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