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My cat is throwing up prescription kidney food and barely eating.

Updated on September 23rd, 2025

Pet's info: Cat | Mixed Breed | Female | spayed | 9.5 lbs

My cat is throwing up often. She seems not to be able to keep the prescription food science diet KD down. The pellets come up partially digested. She is not throwing up the soft food but is eating very little. about a heaping teaspoon. The soft food is fancy feast.

1 Answer

Most Helpful Answer

Dr. Melanie, BVSc MS

Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on January 3rd, 2017

Poor Luvbug! Given that she is on KD, I'm assuming that she has kidney problems requiring the food. I would bring her into the vet today for an exam. It could be that there is an ingredient in the food that causing her to vomit, or her kidney problems could have progressed further to a place where she can no longer keep down food. I'd recommend having blood tests and a urinalysis done to check on her kidney function.
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