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Why isn't my cat's ringworm cream working? Are there other options?

Updated on September 23rd, 2025

Hi there Are there different topical treatments for ringworm in cats and reasons why one would work over the other, if a cat is not responding to a given cream? Could one active ingredient Terbinafine hydrochloride vs Miconazole nitrate work but not the other? Trying to find a reason why ringworm is not improving after a few weeks of treatment. thanks

3 Answers

Most Helpful Answer

Amy S. Eutsey, DVM

Answered By Amy S. Eutsey, DVM

Veterinarian

Published on February 29th, 2020

Hello. Yes, sometimes ringworm can be stubborn. If your cat has numerous lesions, or they are along the eyes and mouth, your cat should be on an oral antifungal medication. Also, cats will often lick the medication off as soon as you apply it, so it is not effective. If you are not using an Elizabethan collar, that could help prevent licking. Cases that do not respond to topical treatment often do better with a prescription oral antifungal. I would also make sure that it is actually ringworm. It may need to be rechecked by your veterinarian. Thank you
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Related Answers from Veterinarians

  • Answered By Lindsey Edwards MVB, BSc, IVCA

    Veterinarian

    Published on February 3rd, 2018

    Topical treatment is not recommended in cats unless there is no other possible alternative and should not be used until the results are back. Cats are very active groomers and there is always the concern of ingestion of creams/ointments during grooming and they would not be used without an accurate diagnosis to guide their use

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    1Pet Parents found this answer helpful

  • Published on April 17th, 2017

    Topical ointment or systemic treatment formulations are available. Itraconazole is one of the most effective active molecules in these cases. Discuss it with your veterinarian and have it prescribed.

    Please do not hesitate to contact us again on the forum or by requesting a consultation (where you can post pictures ) if you have any more questions or to discuss it any further.

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    1Pet Parents found this answer helpful

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