Advantage 400 for dogs contains 4.0 ml (400 mg imidacloprid) and 0.1% butylated hydroxytoluene (E321) as a preservative.

Indicated for the prevention and control treatment of flea infestations and can be used on dogs and puppies aged 7 weeks and older weighing between 25-40kg. Treatment should be applied topically every month.

Advantage 400 for dogs contains 4 applications providing 4 months protection.