Pet Sentry PurrScriptions Plus Flea and Tick Squeeze-On Cat Over 5-Pound 6 Dose, plus, squeeze, cats Supply Store/Shop Kills Fleas, Flea Eggs, Larvae, Ticks and Repels Mosquitoes 5 way protection Repels mosquitoes for one month Contains an insect growth regulator that kills flea eggs & larvae for up to three months application 6 doses for cats and kittens 5 lbs and over