Frontline is perhaps the most effective solution available for fleas and ticks that you can apply to your pets. Its active ingredients, fipronil and (S)-methoprene kills live ticks and fleas, as well as attacks flea eggs and larvae and they work together for up to 30 days.
Frontline works to break the flea life cycle. By also destroying the next generation of flea eggs and larvae, gives you the power to help prevent a flea infestation on your pet. With proper application, you don’t have to worry about it being washed off with water; Frontline is effectively waterproof!