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What should I do if my dog has a skin ulcer under his armpit?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed | Male | 5 years and 10 months old | 28 lbs

How to care for a skin ulcer under my dogs armpit

1 Answer

Most Helpful Answer

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Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on April 8th, 2017

Poro Bartly! Skin ulcers require medications from the vet to treat, so I would have him seen by a vet for these medications. In addition, skin ulcers are a sign of underlying disease or infection, so it's best to have a health check done on him as well. Take him in first thing Monday for it.

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