ceva santé animale - pyriproxyfen, dinotefuran - antiparasitic products, insecticides and repellents, other ectoparasiticides for topical use, pyriproxyfen, combinations - cats - treatment and prevention of flea infestations (ctenocephalides felis) on cats.one application prevents flea infestation for one month. it also prevents the multiplication of fleas by inhibiting flea emergence in the environment of the cat for 3 months.