Dog And Puppy First Aid: Hives And Swelling

Please note: Information in this post is not meant as a substitute for veterinary care. Always consult your veterinarian in an emergency.

  1. Stay calm and keep soothe your dog.
  2. Call your vet to see if you could give an antihistamine while transporting.
  3. Take your dog to the vet right away.


If you are several hours from a veterinary clinic, call your vet to see if they recommend administering antihistamines (Diphenhydramine/Benadryl) while you are en route to the clinic.

Aly DelaCoeur, UW-AAB
Aly DelaCoeur, UW-AAB is one of the founders of Wag Enabled (originally Why Does My Dog). Aly has a certificate in applied animal behavior through the University of Washington and is a certified veterinary assistant and AKC Evaluator. She aims to provide an unbiased perspective on dog training by providing practical, intelligent, and caring advice for people to impart on their canine companions