Advantage® II flea treatment for cats and dogs

Advantage® II is a comprehensive treatment that works quickly and starts killing fleas on your cat or dog within 12 hours. It's waterproof after 24 hours and lasts 30 days. This convenient monthly topical solution kills fleas through contact so they don’t have to bite your pet to die.

Why choose Advantage® II flea control?

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    Kills and prevents

    Kills fleas, flea eggs and flea larvae to prevent re-infestations.

  • An Advantage II topical applicator icon

    Easier than a flea collar. Goes on in seconds. Apply directly to pet’s skin — no hard-to-swallow pills.

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    30-day continuous protection

    Apply Advantage® II monthly. Starts killing fleas on your cat or dog in 12 hours, waterproof after 24 hours.

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    No prescription needed

    Available over the counter whenever you need it.

Advantage® II is fast and effective

Advantage® II flea treatment for cats and dogs goes on in seconds and starts killing fleas within 12 hours. It’s waterproof after 24 hours and lasts up to 30 days.  

Find the right Advantage® II option for your pet and your lifestyle

Advantage® II comes in different dosage sizes and package quantities to match the unique needs of your pet and your lifestyle. Dosages are determined by your pet's weight so you get the right amount of protection for their size.

Advantage® II for Cats >

Advantage® II for Dogs >

Fight the misery of biting fleas — protect your pet with Advantage® II today.

Advantage® helps control fleas indoors and out

Fleas can infest your entire household: couches, carpets, you name it. Fight fleas from fur to fence™ by treating your pet, home and yard with our full line of Advantage® products. 

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Advantage® II flea control for ferrets

Ferrets get fleas too. Advantage® II offers a once-a-month topical flea prevention and treatment for ferrets 10 weeks and older and weighing 1 pound or more.

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