Mycodex® SensiCare™ Flea and Tick Shampoo's synergized synthetic pyrethrins kills fleas fast on dogs, cats, puppies, and kittens. It is a soothing flea and tick control that won't irritate sensitive skin. Cleans and deodorized while facilitating easier grooming. Mycodex® SensiCare™ Flea and Tick Shampoo is a routine cleansing and deodorizing shampoo to restore natural luster to the hair-coat of dogs and cats, and to kill fleas. For use on dogs, cats, puppies, and kittens 12 weeks of age and older.