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Can I cut one large Seresto collar to fit two dogs of different sizes?

Updated On September 23rd, 2025

If i buy the flea collar seresto can i buy a lg. And cut it to fit a shepherd 5 yrs old and a Yorkshire 15 yrs old ?

1 Answer

Most Helpful Answer

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Answered By Sara Farmer, DVM

Veterinarian

Published on May 8th, 2019

I would not recommend it. It would be difficult to ensure that the appropriate amount of medication is coming from the collar so that the dogs are protected. You should buy two collars in the appropriate sizes.

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