Frontline flea treatment for dogs is a leading brand of flea and tick treatment manufactured by Boehringer Ingelheim and sold across the world. Both Frontline and Frontline Plus offer excellent protection and treatment of fleas on dogs.

FRONTLINE Brand Products are effective topical solutions designed to help protect dogs and cats from fleas and ticks.

5. The active ingredients in Frontline Plus for Dogs are Fipronil 9.8%, (S)-methoprene 8.8% with 81.4% inactive ingredients. The active ingredients in Frontline Plus for Cats are Fipronil 9.8%, (S)-methoprene 11.8% with 78.4% inactive ingredients.

FRONTLINE Plus for Dogs kills fleas before most have time to lay eggs. The (S)-methoprene in FRONTLINE Plus for Dogs prevents development of flea eggs and flea larvae, breaking the flea life cycle.

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Good product for my dogs. Easy to apply and last the amount of time mentioned. My dogs have had no issues with this frontline and it seems to keep the fleas and ticks away.

FRONTLINE® is indicated for the treatment and prevention of fleas, ticks and chewing lice in dogs and cats, and aids in the control of sarcoptic mange in dogs. FRONTLINE PLUS® / FRONTLINE COMBO® is indicated for the treatment and prevention of fleas, ticks and chewing lice in dogs and cats.

While Frontline Plus tends to be on the pricier side, the benefits that this particular flea medication provide are obvious. With two active ingredients, this product works very well to kill adult fleas while at the same time disrupt the reproductive cycle of fleas and ticks.

It is safe to treat puppies and kittens with FRONTLINE SPRAY from 2 days of age. Puppies and kittens can be treated with FRONTLINE PLUS from 8 weeks of age.

FRONTLINE® is indicated for the treatment and prevention of fleas, ticks and chewing lice in dogs and cats, and aids in the control of sarcoptic mange in dogs. FRONTLINE PLUS® / FRONTLINE COMBO® is indicated for the treatment and prevention of fleas, ticks and chewing lice in dogs and cats.

Both Advantage and Frontline are effective against fleas and ticks, but they have different active ingredients and modes of action. Advantage contains imidacloprid, which kills fleas on contact, while Frontline contains fipronil, which spreads through the oils of the skin and hair follicles to kill fleas and ticks.

Among the best flea treatments for dogs, Frontline Plus is our top nonprescription recommendation because it kills ticks and fleas, controls flea infestations, and kills chewing lice, all with one easy application. When used primarily for flea control, each dose of Frontline Plus lasts up to three months.