Home Events - Calendar of Allergy Asthma Network Events Awareness Days National Penicillin Allergy Awareness Day National Penicillin Allergy Awareness Day Today is National Penicillin Allergy Day. More than 30 million Americans are allergic to penicillin — and many more who think they are allergic to it are actually not. Get tested! The Truth About Penicillin Allergy … And Why it’s Important to Get Tested | Allergy & Asthma Network (allergyasthmanetwork.org) Date September 28, 2022 Expired! Time Eastern Time All Day Category Awareness Days Share this event