Best 2 Otc Cat Wormers You Can Buy

Peter Armani | 10-01-2026
Training & Behavior

Over-the-counter cat wormers can help address common intestinal parasites in cats and kittens. Liquid formulas are often chosen for their ease of administration, especially for picky or younger pets. This guide reviews popular liquid OTC cat wormers and explains what to consider when selecting the best option for your cat’s needs.

Editor's Choice
Chew + Heal Dewormer Liquid for Cats and Dogs
Chew + Heal Dewormer Liquid for Cats and Dogs
9.8
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Premium Pick
VivelysZoa Liquid Cat & Kitten Dewormer
VivelysZoa Liquid Cat & Kitten Dewormer
9.5
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Top 2 Otc Cat Wormers

We researched and compared the top products in the Otc Cat Wormers category to provide you with these recommendations.

1. Chew + Heal Dewormer Liquid for Cats and Dogs

Easy Liquid Dosing
Chew + Heal Dewormer Liquid for Cats and Dogs
9.8

Chew + Heal Labs

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This mild-tasting liquid dewormer is suitable for both cats and dogs, making it a convenient choice for multi-pet households. The formula can be mixed into food or water, which is helpful for pets that resist direct dosing. It’s suitable for young animals and comes in a larger bottle for repeated applications.

What We Like:

  • Can be mixed with meals or water
  • Works for kittens and puppies
  • Suitable for different pet sizes
  • Larger bottle for multiple uses
  • Mild taste for better acceptance

What Could Be Improved:

  • Only targets roundworms
  • May require more than one application

2. VivelysZoa Liquid Cat & Kitten Dewormer

Butterscotch Flavor Appeal
VivelysZoa Liquid Cat & Kitten Dewormer
9.5

Vivelyszoa

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This liquid dewormer has a butterscotch flavor, which may encourage picky cats and kittens to accept their dose more readily. The compact bottle is designed for short-term or single-pet use, and the formula targets both roundworms and hookworms. Straightforward dosing instructions make it simple to use, and there’s no need to withhold food before or after giving it.

What We Like:

  • Addresses roundworms and hookworms
  • Palatable flavor for easier administration
  • Clear instructions for kittens and adults
  • No fasting required

What Could Be Improved:

  • Small bottle may not be ideal for multi-cat homes
  • Not all cats may like the flavor

How to Choose OTC Cat Wormers

Spectrum of Effectiveness

Wormers vary in the types of parasites they address. Matching the product to your cat's likely exposure is key.

Administration and Palatability

A cat that resists pills may do better with a mild-tasting liquid mixed into food.

Age and Weight Suitability

Young or small cats need products labeled for their age and weight for safety.

Treatment Frequency and Convenience

Consider how often you’ll need to treat and whether you have multiple cats.

Safety and Veterinary Guidance

While OTC wormers are accessible, professional input ensures the right approach for persistent or severe cases.

FAQ For Otc Cat Wormers

1. What types of worms do OTC cat wormers typically treat?

Most over-the-counter cat wormers target common intestinal parasites such as roundworms and sometimes hookworms. Always check the product label for the specific parasites addressed.

2. How do I give a liquid wormer to my cat?

Liquid wormers can often be mixed into your cat’s food or water, or administered directly using a dosing syringe. Follow the package instructions for best results.

3. Is it safe to use OTC wormers on kittens?

Some OTC wormers are formulated for kittens, but always check the minimum age and weight requirements on the label before use.

4. How often should I deworm my cat with OTC products?

Frequency depends on the specific product and your cat’s risk factors. Read the dosing instructions carefully and consult your veterinarian for guidance if needed.

5. Can I use the same wormer for multiple pets?

Some liquid wormers are suitable for both cats and dogs, but dosing may differ. Always use the correct dosage for each animal and check the label for species-specific instructions.
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Peter Armani

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