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 liquid dewormer is designed for both cats and dogs, making it useful for multi-pet households. The formula has a mild consistency and can be mixed into food or water for easier administration. It is often chosen for its straightforward dosing and suitability for pets as young as six weeks old.

What We Like:

  • Simple to mix with food or water
  • Suitable for kittens and puppies
  • Can be used for various pet sizes
  • Large bottle for multiple treatments
  • Mild taste for easier acceptance

What Could Be Improved:

  • Only targets roundworms
  • May require repeat dosing for effectiveness

2. VivelysZoa Liquid Cat & Kitten Dewormer

Butterscotch Flavor Appeal
VivelysZoa Liquid Cat & Kitten Dewormer
9.5

Vivelyszoa

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This liquid dewormer features a butterscotch flavor, which may help with palatability for finicky cats and kittens. It is formulated to address both roundworms and hookworms and comes in a compact bottle suitable for single or short-term use. The dosing instructions are straightforward, and food does not need to be withheld before or after administration.

What We Like:

  • Targets both roundworms and hookworms
  • Palatable flavor for easier dosing
  • Clear instructions for small cats
  • No fasting required before use

What Could Be Improved:

  • Smaller bottle may not last for multiple pets
  • Flavor may not appeal to all cats

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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