Fido’s Fre-itch Concentrate Pyrethrins 10g/L, Piperonyl Butoxide 18g/L, N-Octyl Bicycloheptene Dicarboximide 30g/L Contains the natural insecticide Pyrethrin for flea and tick control (including the paralysis tick) and stops reattachment for up to 3 days. Can be used on its own if the pet is not too dirty, otherwise use any of the Fido’s grooming shampoos first before applying the rinse.…