Diphenhydramine

Editor’s Note: In Healio Allergy/Asthma’s column, “Food Allergy: Fact vs. Fiction,” Douglas H. Jones, MD, breaks down what’s true and what’s myth for a variety of topics related to food allergies. If you have a question you would like answered in this column, email Jones at rmaaimd@gmail.com or Richard Gawel at rgawel@healio.com.

The FDA is warning that teenagers who take the “Benadryl Challenge” are at serious risk for heart problems, seizures, coma and even death.