ULTRA BOSS® Pour-On Insecticide is used for beef, dairy and lactating
cattle; sheep, goats and horses. Target species include lice, horn
flies, face flies, horse flies, stable flies, mosquitos, black flies and
ticks.

▪Low-volume dosage reduces time and labor
▪Effective horn fly control and controls face flies
▪Season-long lice control with one application (January through April)
▪Apply 3 mL per 100 lb. body weight, up to 30 mL maximum application
limit.
▪Also approved for use in back rubbers
▪For cattle, horses, sheep and goats, repeat treatment as needed but not
more than once every two weeks
▪For horses, do not saddle horse for 6 hours after application and
refrain from washing down area of application
▪For optimum lice control, two treatments at 14-day intervals are
recommended
▪Not effective against cattle grubs