Revolution Killed My Cat?

When I searched online ”Revolution killed my cat”, I encountered the following heart-breaking story in a feline forum.

I used Revolution parasite treatment for my cat, and it ended up killing her. I had been using the product for years and thought it was great. Suddenly, she started acting strange—she was weak, couldn’t move around in her usual manner, and seemed in pain. I took her to the vet immediately, but unfortunately she died before we could do anything about it. I know these products are designed to kill parasites like fleas or ticks, but I didn’t realize that they can be harmful to cats”.

This is truly a sad story. But can Revolution kill a cat? We will answer this question along with other things related to Revolution and cats. Let’s start with the most important question:

Can Revolution Cause Death in Cats?

No, revolution cannot cause death in cats.

Revolution is extremely safe and is well tolerated in cats; there is no reason to suspect Revolution as the cause of death.

Stacey Anstaett, DVM

Is Revolution Really Safe for Cats?

Yes, revolution is safe for cats. It is a topical parasiticide that is used to kill fleas and ticks. The active ingredient in revolution, selamectin, works by paralyzing and killing the parasites not your feline friend.

Side Effects of Revolution for Cats

If your cat is taking the prescription medication Revolution for Cats, it’s important to be aware of the potential side effects. The most common side effect of Revolution is vomiting, which can occur within two hours of administration. Other possible side effects include loss of appetite, lethargy, diarrhea, and seizures.

The most common side effect of revolution is hair loss and burning at the application site. In an overdose or by using the size then seizures and tremors are a possibility.

Jenny, DVM

Less commonly, cats may experience an allergic reaction to the medication, which can manifest as facial swelling or hives. If you notice any of these side effects in your cat after giving them Revolution, contact your veterinarian immediately.

How Long Do Revolution Side Effects Last?

If you’re wondering how long Revolution side effects last, the answer is that it depends on the individual. Some people may only experience minor side effects that go away quickly, while others may have more severe reactions that take longer to resolve. The most common side effects of Revolution include upset stomach, vomiting, diarrhea, and loss of appetite.

These typically last for a few days after starting the medication. If you experience any of these symptoms, be sure to drink plenty of fluids and eat small meals throughout the day to help prevent dehydration. If your symptoms are severe or persist for more than a few days, contact your veterinarian for advice.

Can a Cat Be Allergic to Revolution?

Yes, a cat can be allergic to the medication Revolution. The active ingredient in this prescription medication is selamectin, which is an insecticide and antiparasitic. It works by killing fleas, ticks, and ear mites.

A small percentage of cats can have an allergic reaction to selamectin, resulting in itching, redness, and swelling at the application site. In severe cases, a cat may experience difficulty breathing or go into shock. If you suspect your cat is having an allergic reaction to Revolution, seek veterinary care immediately.

Why Does My Cat Hate Revolution?

Cat owners are often confused about why their cats don’t like Revolution Parasite Treatment. The truth is that the medication is designed to be safe and effective for cats, so there’s no real reason for them to hate it.

The problem stems from the fact that many cats dislike being handled by humans. They might be scared of the application process, or they might not like how the medication feels on their skin.

If you’re having trouble getting your cat to take Revolution Parasite Treatment, we recommend trying a different method of application: try applying the medication with a syringe instead of putting it directly onto your cat’s fur. This will make it easier for you to avoid handling your cat too much during treatment.

Find Out Whether Other Things That Can Kill Your Cat


Revolution Parasite Treatment is a popular choice in the cat community. It’s also a great choice for owners who want to ensure that their pets are protected from heartworm disease, fleas, and ticks. It’s easy to administer—just apply it topically on the skin once a month. The only warning is that you shouldn’t use it if your cat is allergic to any of the ingredients (check the label).

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