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My puppy has worms after deworming. What are they? Is my other dog safe?

Updated On September 23rd, 2025

Pet's info: Dog | French Bulldog | Male | unneutered | 2 months and 27 days old | 28.6 lbs

My puppy was dewormed twice before I got him. Then 2 more times, once 2 weeks ago and the fourth time was today. So today after he pooped he sat on his bed and then I noticed on the cushion this (see picture attached) that looks like a worm (is the first time that I see this) so i want to know what kind of parasite is this. And I have another dog that has been in contact with the puppy but her deworming is schedule in 2 more months. Should she get a deworming as soon as possible?

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4 Answers

Most Helpful Answer

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Answered By Dr. Davis

Veterinarian

Published on March 24th, 2018

It's difficult to tell from the photo but I think these are tapeworm segments. Usually dogs are not routinely dewormed for tapeworms so I would get medication from you veterinarian to treat these. Your other dog can't get these from the puppy because they need to go through an intermediate host, usually a flea or rodent. Thanks for using Petco Pet Education Center, formerly Petcoach to help you care for Tupac.

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    Answered By Lauren Kennedy, DVM

    Veterinarian

    Published on February 11th, 2019

    Dogs get tapeworms from ingesting a flea (usually because they are chewing the skin because of the flea). So there are two steps to treat tapeworms: 1) a dewormer to kill the tapeworm and 2) flea prevention to prevent further infestation. Both of these treatments can be purchased from your veterinarian. Oftentimes dogs need to be dewormed twice (2-3 weeks apart) to ensure complete kill of the worm. I hope this helps. Thanks for using Petco Pet Education Center, formerly Petcoach. Best of luck.

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    Answered By Dr. Strydom, DVM

    Veterinarian

    Published on September 17th, 2019

    None of the products you have administered will treat for tapeworms. Tapeworms need to be treated with a special dewormer called Praziquantel. You can give it now. This is the product I would recommend. Give a dose now and then repeat it in 3 weeks. ( https://www.1800petmeds.com/Bayer+Tapeworm+Dewormer+Tablets+for+Dogs-prod11773.html )

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    Answered By Megan, DVM, CVA

    Veterinarian

    Published on December 20th, 2017

    It truly depends on the type of dewormer and there are so many different types. Most work on tapeworms but not all. I would call your vet to find it the type of dewormer used and whether it covers tapes. If not, they should be able to prescribe her something to work. Finally, know that tapeworms come from ingesting a flea so make sure she is on a high quality flea preventative like comfortis, bravecto, or nexgard. I hope this helps!

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