Looking for cat worm medicine?

Treat and prevent intestinal worms* like roundworms and hookworms with Advantage Multi® (imidacloprid + moxidectin). It's an easy-to-apply topical cat parasite medication — available with a prescription from your vet.

*Treats and controls roundworms and hookworms in cats.

Signs that your cat may have roundworms or hookworms

Whether they're contracted from scavenging, grooming or other pests like rodents, the following signs might mean that your cat has intestinal worms*:

1. Diarrhea or bloody stool
2. Vomiting
3. Weight loss, bloated belly, dehydration
4. Visible worms (appearing like small noodles or rice in stool)

Treat and prevent multiple parasites with prescription Advantage Multi®

  • Roundworms
    Roundworms

    Treats and controls roundworms, which are intestinal worms* that are very common in cats

  • Hookworms
    Hookworms

    Also treats and controls hookworms, another type of intestinal worms*

  • Fleas
    Fleas

    Kills fleas through contact — no biting required

  • Prevents heartworm
    Prevents heartworm

    Works all month long to prevent deadly heartworm disease carried by mosquitoes

  • Ear mites
    Ear mites

    Treats ear mites, the No. 1 cause of ear infections in cats¹


*Treats and controls roundworms and hookworms in cats.

Ready to get Advantage Multi® cat worm medication?

Ask your vet about the comprehensive protection of Advantage Multi® cat parasite medication.

Advantage Multi® is a topical prescription medicine that treats and controls intestinal worms* in cats. Just one easy dose per month helps provide cats with comprehensive protection from worms at multiple life stages. It also prevents and treats fleas and ear mites, and even provides heartworm protection that forgives if you forget.

How to buy online with an RX >

*Treats and controls roundworms and hookworms in cats.

Cat parasite medicine that's worth the prescription

  • Thorough protection against worms
    Thorough protection against worms

    Advantage Multi® protects your cat from multiple intestinal worms* and heartworms.

  • Fights flea infestations
    Fights flea infestations

    Advantage Multi® kills fleas through contact so they don’t have to bite your cat to die.

  • No pills required
    No pills required

    The struggle to get your cat to swallow a pill is real. A monthly topical application means less stress for you and your cat.

  • Protects adult cats and kittens
    Protects adult cats and kittens

    Advantage Multi® can be used for cats at least 9 weeks old and weigh at least 2 pounds.

*Treats and controls roundworms and hookworms in cats.

How to buy Advantage Multi® online

1. Visit your vet to get a prescription for Advantage Multi®.

2. Find Advantage Multi® online.

3. Add Advantage Multi® to your cart, and proceed to checkout.

4. Most retailers will request some details about your pet, along with your vet’s contact information to verify your prescription. (There will also be an option to mail in the prescription.)

5. A licensed pharmacist will fill your prescription and ship Advantage Multi® right to your door.

Ready to get Advantage Multi® cat worm medication?

Advantage Multi, Elanco and the diagonal bar are trademarks of Elanco or its affiliates. All other trademarks are the property of their respective owners.

CAUTIONS: An examination from a veterinarian is recommended prior to using this product. For use in dogs only. Warnings: For animal use only. Keep out of reach of children and animals. In case of accidental overdose, contact a health professional immediately. 

CAUTION: Federal (U.S.A.) law restricts Advantage Multi® for Cats to use by or on the order of a licensed veterinarian. WARNINGS: Do not use on sick or debilitated cats. Do not use on underweight cats (see ADVERSE REACTIONS). Do not use on cats less than 9 weeks of age or less than 2 lbs. body weight. PRECAUTIONS: Avoid oral ingestion. HUMAN WARNINGS: Children should not come in contact with the application site for 30 minutes after application.