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Puppy vomiting/diarrhea after shots & deworming. Should I see a vet?

Updated On September 23rd, 2025

Pet's info: Dog | Cocker Spaniel | Male | unneutered | 2 months and 15 days old | 7.76 lbs

My puppy had it's second injection yesterday as well as flea and worm treatment but since then he has suffered vomit and diarrhoea and I was just wondering if I needed to take him back to the vets

1 Answer

Most Helpful Answer

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Answered By David Elbeze, DVM, MRCVS

Veterinarian

Published on August 12th, 2018

This could very well be a reaction either to the vaccination or deworming treatment. in most cases it will resolve within 48 hours. if it doesn't resolve i recommend taking him back to your vet ASAP.

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