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My dog is vomiting, has diarrhea, lethargic, and won't eat. Vet?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed Small (up to 22lb) | Male | neutered | 18 lbs

It believe my dog (8 years old, about 15/20lbs) has gastroenteritis. He has not been eating for about 48 hours, drinks lots of water, had been vomiting, has frequent diarrhea and looks pretty lethargic. Is there anything I should be doing or does he need to see a vet?

2 Answers

Most Helpful Answer

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Answered By David Elbeze, DVM, MRCVS

Veterinarian

Published on December 1st, 2017

It sounds as Macu is suffering from a gastrointestinal condition, possibly an infection. it could also be due to ingestion of a foreign body material. i would recommend taking him to the vet the first chance you get, he will need to be checked first, if the vet thinks it's a simple gastrointestinal infection he will need an anti vomiting injection, antibiotics and a special food for a few days in order to get better.

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    Answered By David Elbeze, DVM, MRCVS

    Veterinarian

    Published on September 6th, 2019

    It sounds as Mac is suffering from a gastrointestinal condition, possibly an infection. it could also be due to ingestion of a foreign body material. i would recommend taking him to the vet the first chance you get, he will need to be checked first, if the vet thinks it's a simple gastrointestinal infection he will need an anti nausea injection, antibiotics and a special food for a few days in order to get better.

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    1Pet Parents found this answer helpful

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