Healthy Pets View Cart Healthy Pets Facebook Healthy Pets Twitter
Open the Accessibility Menu
go to top icon

Boss Pour On Insecticide

Boss Pour On Insecticide for control against flies and lice on cattle and sheep. Low-volume dosage reduces time and labor. There is no preslaughter withdrawal or milk discard. Also approved for use in backrubbers.

    Features and Benefits:

  • Concentrated 5% Permethrin in low-volume dosage minimizes labor and maximizes control.
  • Efficacy ranges from 87% to 100% for four weeks against horn flies. Also controls face flies.1
  • Season-long lice control with one application (January through April).
  • No preslaughter withdrawal and no milk discard.
  • For all classes of beef cattle, dairy cattle, and sheep.


Pour-on insecticide for beef & dairy cattle & sheep. Controls Flies and Lice on Cattle. Controls Keds and Lice on Sheep. Season-long lice control with one application (from Jan-April).

Apply To Target Species
Lactating and Non-Lactating Dairy Cattle, Beef Cattle, and Calves Lice, Horn flies, Face flies, Aids in control of Horse flies, Stable flies, Mosquitoes, Black flies, and Ticks.
Sheep Sheep Keds, Lice