About Advantage® II

Advantage II new and improved formula combine the adulticidal properties of the original formulations of Advantage, with the insect growth regulator (IGR) pyriproxyfen, which inhibits the development of flea eggs and kills flea larvae. Now it kills all life stages of fleas.

Advantage II is water-resistant, so it kills fleas even after shampooing and exposure to rain.


• Kills all flea life stages, preventing fleas on treated pets from infesting your home.
• Kills adult fleas already on a pet within 12 hours and re-infesting fleas within 2 hours.
• Waterproof for weekly bathing.
• Guaranteed US EPA Approved.
• Contains imidacloprid, the fastest flea control active ingredient, which kills adult fleas within 12 hours
• Each package of this long lasting topical lasts for 4 or 6 months
• Easy-squeeze tube makes topical application quick and easy.