Outpatient penicillin allergy de-labeling in primary care-whom to target

Education and allergy referral via nurse-driven online messaging to patients (n = 1,284) with penicillin allergy labels (PALs) reduced PALs by 8.6%. The percentage decrease of "unknown" (14.8%) and "rash" (7.9%) PALs were higher vs "hives" (6.1%) and "itching" (1.4%) reaction types.