Petco Text Logo
Petco Pet Logo

My Shih Tzu chewed back raw after flea treatment. Why is he itchy?

Updated On September 23rd, 2025

3 yr old shih tzu chewed back raw plus he just got treated for fleas

1 Answer

Most Helpful Answer

Image profile

Answered By Jenna Beyer, DVM, MBA, cVMA

Veterinarian, Certified Veterinary Acupuncturist

Published on September 20th, 2019

This can certainly happen with fleas or a dog that is allergic to flea bites. Other possible causes include allergies, atopy, other external parasites, bacterial or fungal skin infection, etc. I would recommend having your dog evaluated by a vet to see what treatments need to be started.

Vote icon

1Pet Parents found this answer helpful

image
Have A Vet Question?

Book an appointment with the pros – our expert vets are here to help.

Sponsored