MSDS for Fre-Itch Rinse Concentrate Fido's Rinse concentrate contains the natural insecticide pyrethrin for flea and tick control (including the paralysis tick) and will stop ticks re-attaching for up to 3 days. It can be used as a rinse, dip or spray in diluted form. Safe... for use on puppies, kittens, cats, dogs and controls lice on caged birds and rodents.Plus
