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Can I safely give my dog Benadryl and Zyrtec at the same time?

Updated On September 23rd, 2025

Pet's info: Dog | Golden Retriever | Female | spayed | 6 years old

Can you give a dog Benadryl & Zyrtec at the same time?

1 Answer

Most Helpful Answer

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Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on May 3rd, 2016

Both are antihistamines and giving them together may cause stronger side effects. It is NOT recommended. Give one or the other based on your dog's weight and only under the advice of your veterinarian.

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