Frontline spray for dogs, cats, puppies and kittens offers quick elimination of existing flea and tick infestations. FRONTLINE Spray kills 98-100% of existing fleas in less than 24 hours. FRONTLINE Spray continues killing fleas for an entire month or more. Studies have shown FRONTLINE may protect dogs against fleas for up to 90 days. FRONTLINE Spray rapidly eliminates infestations with chewing lice. FRONTLINE Spray remains waterproof for 30 days, even if your dog or cat swims or is bathed. FRONTLINE Spray gentle enough for use on puppies and kittens 8 weeks of age or older.

FRONTLINE Spray is the only flea control product that contains fipronil, a patented GABA inhibitor.

Wear household latex gloves. Hold the bottle in an upright position. Ruffle the animal's coat with one hand while applying spray mist to the animal's back, sides, stomach, legs, shoulders, and neck. For the head and eye area, spray Frontline on a gloved hand and rub gently into animal's hair. Apply spray mist until animal's hair is damp to thoroughly wet. Approximately 1 or 2 pumps per pound of animal's body weight will be required.

This product is for external use on dogs and cats 8 weeks or older. Consult a veterinarian before using on medicated animals, animals using this product with other pesticides, and debilitated, aged, pregnant or nursing animals. This product is flammable. Keep away from heat and open flame. This product is harmful to humans if swallowed or absorbed through the skin. If swallowed, call a poison control center or physician immediately. Have patient sip water. Do not induce vomiting unless advised to and patient is conscious. If on skin or clothing, take off contaminated clothing and rinse skin with plenty of water for 15 to 20 minutes. See package label for treatment if in eyes or if product is inhaled. Persons applying this product must wear latex gloves.

Fipronil (0.29%), Inert ingredients (99.71%)