DRUG ALLERGY: - USAFP

The vast majority of patients with a history of “penicillin allergy” can safely receive ß-lactam antibiotics. It is known that 90% of patients with a history of PCN allergy have negative skin tests. However, without testing, it is impossible to pick out those with true allergy for which a ß-lactam antibiotic could be fatal or at least ... ................
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