Ultra Boss Pour-On Insecticide 32oz

Ultra Boss Pour-on Insecticide 32oz is a 5% permethrin and 5% piperonyl butoxide broad-spectrum pest control treatment for cattle, sheep and horses to protect against lice, horn flies, face flies, horse flies, stable flies, mosquitos, black flies and ticks.

• Fast Acting
• Effective horn fly control for 8 weeks. Also controls face flies.
• Season-long lice control with one application (January through April).
• No preslaughter withdrawal and no milk discard.
• Safe for Lactating and Non-Lactating Dairy Cattle, Beef Cattle, and Calves

SPECIAL NOTE: Ultra Boss Pour-On Insecticide is not effective against cattle grubs.