Diphenhydramine

Products Diphenhydramine is commercially available in tablet, drop, and gel forms (e.g., Benocten, Nardyl Sleep, Fenipic plus), among others. It is also known as Benadryl in some countries. Diphenhydramine was developed in the 1940s. It is also a component of the active ingredient dimenhydrinate. Structure and properties Diphenhydramine (C17H21NO, Mr = 255.4 g/mol) is present … Diphenhydramine