Benadryl, the brand name of the generic antihistamine diphenhydramine, is not labeled for use in dogs but has remained a popular choice among veterinarians, dog groomers, and dog-owning families for ...

Benadryl (diphenhydramine) is a brand-name drug used for allergies, allergic reactions, and itching. Benadryl comes in several forms that are available over the counter. The dosage can vary depending ...