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Frontline Plus quickly kills adult fleas and breaks the flea life cycle to effectively control reinfestation. Waterproof formula contains fipronil to quickly kill adult fleas and ticks and methoprene, an effective IGR to prevent flea eggs from hatching. Each application controls fleas for up to three months and ticks for up to one month. Spot-on treatment is easy to use; simply part hair and apply directly to skin. Safe for cats and kittens over eight weeks old.

Caution: Do no use on other animals. Keep out of reach of children. For external use only.

Check with a veterinarian before using on debilitated, aged, pregnant or nursing animals or before using with other pesticides.

Cat Formula Active Ingredients: Fipronil 9.8%, S-Methoprene 11.8%