are hydroxyzine and benadryl the same thing?
Are Benadryl and Atarax the Same Thing? Benadryl (diphenhydramine) and Atarax (hydroxyzine hydrochloride) are antihistamines used to treat symptoms of itching due to allergies. Benadryl is also used to treat insomnia, motion sickness, and mild cases of Parkinsonism.