CLEAN-UP Pour-On Insecticide with IGR is a ready-to-use, dual action formula, concentrated-dose pour-on insecticide that controls mature and immature lice and adult flies on lactating and non-lactating dairy cattle, beef cattle, calves and horses. Clean-up is the first pour-on for cattle and horses that contains an insect growth regulator (IGR). 5% Permethrin/5% Diflubenzuron formulation. First insect growth regulator (IGR) pour-on approved for topical application to dairy and beef cattle, calves and horses. Unique dual mode of action delays the development of insecticide resistance. Zero day pre-slaughter interval and milk discard time. Concentrated dose. One-half gallon treats up to 63 animals. Two and one-half gallon treats up to 315 animals. Benefits Kills the adult louse. Breaks the lice life cycle at the molting process. Easy-to-use application with a graduated dipper or graduated application gun.