Keep your dog protected with the #1 name in flea & tick protection*, FRONTLINE®. FRONTLINE Plus for Dogs is a fast-acting, long-lasting waterproof flea & tick topical that's proven to kill fleas, flea eggs, flea larvae, chewing lice, and ticks that can transmit Lyme disease. Break the flea life cycle - FRONTLINE Plus for Dogs is specially formulated with fipronil and (S)-methoprene to kill existing adult fleas, flea eggs and flea larvae to guard against further infestations for flea control. Trusted by pet owners for over 20 years**- FRONTLINE Plus for Dogs can be used on puppies as young as eight weeks old, weighing 5 pounds or more, and is easy to apply. Applied to a single point on your pet, the flea and tick control treatment covers your dog's entire body and deposits in the sebaceous glands. These glands act as a reservoir, continuously replenishing the treatment onto your pet, working even if your dog gets wet. Just one dose of FRONTLINE Plus each month protects against fleas & ticks for a full 30 days. FRONTLINE Plus also comes in a formula designed for cats and kittens eight weeks of age and older, 1.5lbs. and over so you can protect the dogs or cats in your house from fleas and ticks with FRONTLINE Brand Products. Appropriately treat all pets in your household monthly to effectively control fleas and ticks and prevent the establishment of new flea infestations. Subscribe and save today to make it easier to keep your dogs or cats protected year-round and make sure you never run out of FRONTLINE Plus. Be sure to visit our brand store and follow us to stay up to date on new FRONTLINE products, features, tips and more. References: *Data on file at Boehringer Ingelheim. **Data showing 20 years of trust in killing fleas and ticks is on file at Boehringer Ingelheim.