Fast-acting, long-lasting flea and tick control for your pet
Kills fleas, flea eggs, lice, and ticks
For cats 8 weeks and older
Waterproof
Each dose offers continuous protection for 30 days
 
FRONTLINE Plus For Cats and Kittens (3 doses) has 2 tough killing ingredients. The first, fipronil, kills adult fleas and ticks. The second, (S)-methoprene, attacks flea eggs and larvae. They work together to kill all month long.