Fast-acting, long-lasting complete control of flea, tick and chewing lice infestations on dogs and puppies 8 wks of age and older. Kills adult fleas, chewing lice and ticks (brown dog, American dog, lone star and all stages of deer ticks that may transmit Lyme disease). Controls mites that may cause sarcoptic mange. Waterproof formula remains effective even after bathing, water immersion or exposure to sunlight. Can be used on breeding, pregnant and lactating dogs. Simply use open end of one tube to part hair and apply as a spot on back between shoulder blades. Do not apply more often than once every 4 wks. Apply monthly to control ticks and chewing lice. Do not use on cats. Contains 9.7% fipronil.