Hydroxyzine, whose brand names include Atarax and Vistaril, and Benadryl, the brand name of diphenhydramine, are both first-generation sedating antihistamines.Since they are in the same drug class ...

Learn about side effects, how to take, and more of hydroxyzine oral tablet. It's a generic prescription medication that's used for anxiety, itching, and sedation.

Antihistamines for Allergies - Antihistamines help with allergies & reactions. But they can come with their set of side effects.

What is an antihistamine? When the body reacts to allergens such as pet dander or pollen, it's the result of a chemical called a histamine that's produced by one's immune system. Some histamine is ...