Diphenhydramine is an antihistamine also known as the generic form of Benedryl It is used to treat allergies insect stingsbites motion sickness and travel anxiety The medication is safe for all ages and weights of dogs or cats It should not be used by dogs or cats that are pregnant or nursingDosage is 52mg per pound of your pet be sure to administer the proper dosage See directions below and your package instructions for details Always follow your veterinarians prescribed dosage if it differs from the standard dosage recommendations Diphenhydramine is the Generic Alternative to BenadrylOther products from PetCareRx