Cureus 2021 Dec 22;13(12):e20622. Epub 2021 Dec 22.
Department of Family and Community Medicine, King Abdulaziz Medical City - Ministry of National Guard-Health Affairs, Riyadh, SAU.
Background Diphenhydramine is a first-generation H1 receptor antihistamine that is usually used for the treatment of allergy, insect bites such as mosquitos, bee stings, and some types of skin rashes. However, it possesses antiparkinsonian, antitussive, antiemetic, and most importantly hypnotic properties. This study aimed to assess the prevalence, frequency of use, and dosage of over-the-counter (OTC) sleep aid containing diphenhydramine hydrochloride used among Saudis. Read More