Fight the misery of biting fleas with Advantage® II for cats

For 25 years, pet owners have trusted the Advantage® brand to treat and prevent fleas. It’s easy to buy vet-recommended Advantage® II online.

Just select your cat’s weight, your preferred dosage and your favorite retailer below — no prescription required.

A flea treatment that works

  • An icon of advantage ii flea preventative in easy-to-apply tips
    Easy to apply

    Avoid the hassle of flea pills and collars with this odorless, topical treatment. Just squeeze it on — no prescription needed.

  • An icon of flea, flea eggs and flea larvae found on cats
    Comprehensive treatment and prevention

    Advantage® II breaks the flea life cycle by killing fleas, flea eggs and flea larvae.

  • A time icon for fast-acting flea protection for cats and kittens
    Starts working fast

    Say goodbye to fleas. Advantage® II kills existing fleas within 12 hours.

  • A calendar icon indicating thirty days of flea protection and treatment for cats
    Fights fleas all month long

    Advantage® II keeps working to prevent reinfestation for 30 days.

Ready to get comprehensive flea protection with Advantage® II for cats?

Advantage® II is available over the counter in packages of two, four or six monthly doses.

  • Kittens at least 8 weeks old: 2-5 lbs.
  • Small cats: 5-9 lbs.
  • Large cats: 9+ lbs.

Advantage, Elanco and the diagonal bar are trademarks of Elanco or its affiliates.

PM-US-23-0297

February 2023

© 2024 Elanco or its affiliates.