If your furry family member suffers from sensitive, itchy skin and allergies, try PetArmor Antihistamine Diphenhydramine HCI Dog Treatment. These tablets are easy to swallow and help provide your pet with temporary relief. This supplement contains the same active ingredient as Benadryl Allergy Ultra Tablets and is a great option if your buddy gets bit or stung by insects. You can also feed this supplement to your paw-tner to help ease her travel anxiety.