Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine that is commonly used to treat allergy symptoms, like sneezing, itching, and hives (rashes), motion sickness, and even difficulty ...

(CNN) — Dr. Anna Wolfson says she sees dangerous misuse of the allergy medication diphenhydramine in her clinic every day. “If someone has an allergic reaction to a food, people will say, ‘Don’t worry ...