Frontline Spray is a topical, long-acting insecticidal spray for the control of fleas and ticks on dogs and cats. It kills up to 100% of fleas in less than 24 hours. Frontline Spray continues to kill fleas for more than a month after application. Frontline Spray is effective against all stages of the brown dog tick, the American dog tick, lone star tick and deer ticks (the major carrier of Lyme disease). Frontline Spray kills chewing lice and aids in the control of sarcoptic mange infestations. Frontline Spray can be used as part of a treatment strategy for the control of Flea Allergy Dermatitis in dogs. It can be used on puppies and kittens from 8 weeks of age.