benadryl

noun

1. (countable, uncountable)An antihistamine medication used to stop allergies or as a sleep aid.

   “The “Benadryl challenge”, wherein participants took a large amount of antihistamines in an attempt to produce hallucinogenic effects, led to at least one death.”

   “Reading his posts as posted, sitting in my NOBE studio, railing Benadryls, getting progressively less attractive to ex bae due to domestic overexposure, I was rapt.”

   “The Benadryl was for sleep, not allergies. I'd been having this thing where I woke up every night at two a.m.”

   “Benadryl, ZzzQuil and other drugs with diphenhydramine can also make you drowsy, since histamine helps the brain stay alert, said Dr. Zachary Rubin, an Illinois-based allergist and author of the upcoming book, “All About Allergies.””