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Why is my dog lethargic after starting Atopica? Is it normal?

Updated On September 23rd, 2025

Pet's info: Dog | Pug | Female | spayed | 6 years and 1 month old | 14.5 lbs

Hi jasmine has been on 35mg of Atopica for 9 days , today she has been very lethargic and sleeping a lot which is unusual for her Still eating and been for a walk just as I said lethargic Is this a norma reaction to atopica?

1 Answer

Most Helpful Answer

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Answered By Ann Dion, DVM

Veterinarian

Published on March 25th, 2017

Hello. Atopica does not typically have a side effect of lethargy. Overdoses or adverse reactions can result in lethargy, so if she continues to be letthargic I would have her checked. Your vet may need to check her white blood cell levels or her liver values. I hope she feels better soon!

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