Hydroxyzine is a commonly prescribed antihistamine used to treat allergies, itching, and anxiety. Hydroxyzine can interact with various medications and substances, including central nervous system ...

Hydroxyzine (whose brand names include Vistaril) and Benadryl (the brand name of diphenhydramine) are both first-generation antihistamines and share many similarities, including sedating side effects.

Hydroxyzine is an antihistamine that can help treat anxiety, allergies, itchy skin, and some rashes. No recent research has identified potential interactions between hydroxyzine and cannabis, but this ...