10 Best Dewormers For Cats 2025 in the United States

Safe-Guard (Fenbendazole) Dewormer Liquid offers an effective solution for treating various types of worms in cats, including stomach worms, lungworms, and hookworms. This liquid form makes it easy to administer, especially for those cats that may be averse to tablets. The recommended dosage and frequency are important to follow, so consulting a veterinarian is a wise choice to ensure proper treatment based on your cat's age and health status.

It's vital to adhere to the residue warnings, particularly if you have other livestock, as there are specific guidelines about meat and milk withdrawal times. While the product is beneficial, owners should be cautious and follow all instructions to avoid any adverse effects.

In terms of ease of use, the liquid format is a plus, but some cats may still resist taking any medication. Additionally, the product is designed for use in adult cats, so younger or less healthy cats may require special attention and should be assessed by a veterinarian before use. These factors are crucial to ensure the safety and health of your pet while using this dewormer.

Revolution Plus is a monthly topical treatment designed to protect cats weighing between 5.6 and 11 pounds from a wide range of parasites including fleas, ticks, ear mites, roundworms, hookworms, and heartworm disease. It also helps prevent tapeworms by killing fleas, which is important because tapeworms often come from flea infestations. This product is suitable for cats and kittens as young as eight weeks old and is easy to apply by placing the small, quick-drying solution on the back of your cat’s neck without needing gloves. Its once-a-month dosage makes it convenient to keep up with regular parasite protection, especially for both indoor and outdoor cats since parasites can affect any cat regardless of their lifestyle.

Revolution Plus is widely trusted by veterinarians, which adds to its reliability. However, you’ll need a vet’s prescription to purchase it, and while it’s generally well tolerated, occasional side effects may occur as with any medication. If your cat weighs more than 11 pounds, you’ll need to adjust the dosage accordingly. This product represents a solid choice for cat owners seeking broad parasite coverage in an easy-to-use topical form with monthly dosing.

Chew + Heal's wormer liquid is designed to help with roundworms in both cats and dogs, making it versatile for pet owners with multiple types of pets. The active ingredient, piperazine citrate, paralyzes and expels roundworms, which is effective for treatment. The product is suitable for pets 6 weeks or older and can be mixed into food or water, making it relatively easy to administer.

It comes in a 12 oz bottle, which should last for multiple treatments depending on the pet's size and needs. The product is allergen-free and made in the USA, which is reassuring for pet owners concerned about quality and safety standards.

It’s important to note that this dewormer specifically targets roundworms and may not be effective against other types of parasites. While mixing it into food or water may be convenient, some pets might detect the medication and refuse to eat. Pet owners should closely follow the recommended dosage on the package to avoid potential side effects. This product could be a good fit for pet owners looking for an effective solution against roundworms, particularly those who have both cats and dogs. They should be mindful of the potential need for different dewormers if their pets have varied parasite issues.