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• Fight Flies with a Full Line of Proven Fly Control Pour-Ons

Active Ingredient

5% permethrin

Features and Benefits

Controls lice and flies on cattle and keds and lice on sheep. Broad-spectrum fly control for lactating and non-lactating dairy cattle and beef cattle and calves, and ked and lice control on sheep.

• 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.

Indications

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

Special Note

Boss Pour-On Insecticide is not effective against cattle grubs. Boss Pour-On Insecticide should be used in an integrated pest management system which may involve repeat treatments and the use of other pest control practices.

Dosage

For further information, including dose rate and complete directions and warnings, please see the Product Label by clicking here.
For additional information, please see the product label.

References:

1. V.E. Reuter. Study S9101-001. Efficacy Comparison of Commercial Cattle Pour-ons Against the Horn Fly, Haematobia irritans.