Penicillin Allergy:

Practice parameter published by American College of Allergy, Asthma and Immunology, American Academy of Allergy, Asthma and Immunology, and Joint Council of Allergy, Asthma and Immunology: ‘‘Only 15% of patients with a history of allergy to penicillin have pos skin tests and, of those, 98% will tolerate a cephalosporin. ................
................