BRUTE Pour-on for Cattle and Horses is the most economical lice and fly control pour-on on the market today. BRUTE provides excellent residual control of biting and sucking lice, Gulf Coast ear ticks and horn flies. Its low-volume application rate reduces product waste from run-off and provides better coverage of the animal. BRUTE Pour-on can be applied to all cattle, including lactating dairy cows. It is non-systemic and can be used with cattle grub treatments. Activity lasts up to 6 weeks. One gallon jug treats 504 head of 500 lb. or 252 head of 1000 lbs or larger cattle. Gallon jug with optional applicator gun.