Diphenhydramine is the active ingredient in Benadryl and the one ... This includes OTC sleep aids containing diphenhydramine, such as: Tylenol PM Advil PM Aleve PM ZzzQuil The FDA guidance further ...
You'll find about 15 versions of Advil (such as "PM") and 20 kinds of Tylenol (including those made for kids). And that's not counting the various types of generic ...