Fleas. Ticks. Chewing lies. Kills fleas, flea eggs & flea larvae. Kills ticks & lies. Kills all stages of ticks, including those may transmit Lyme disease. Aids in control of sarcoptic mange mite infestations. Fast acting. Long-lasting. Water proof. Prevents all flea stages from developing. Contains the same active ingredients as Frontline Plus for dogs (Tevrapet FirstAct Plus is not manufactured by or distributed by Merial Limited. Frontline is a registered trademark of Merial Limited). Tevrapet FirstAct Plus for dogs contains the active ingredients fiproni and (S)-Methoprene that effectively kills and controls fleas, ticks, and chewing lice. Tevrapet First Act Plus is fast- acting, long-lasting, waterproof, and easy to use. Tevrapet First Act Plus for dogs remains effective even after bathing, water immersion or exposure to sunlight. Tevrapet First Act Plus for dogs can also be used on breeding, pregnant and lactating bitches. If you have questions or comments about this product, please write: Tevra Brands Pet Owner Response, 9100 F Street, Suite 200, Omaha, NE 68127. In Case of Emegency, call: 1-800-775-9416. Non-Emergency call: 1-844-276-3290. Made in Germany.