Other products by Merck Animal Health
* For use on lactating & non-lactating dairy cattle, beef cattle, calves, and sheep
* No pre-slaughter withdrawal
* No milk discard
Concentrated, balanced formulation in low volume dosage maximizes control of horn flies, face flies, lice, sheep keds and sheep lice. Also aids in the control of horse, stable and black flies, mosquitoes and ticks. For use on lactating and non-lactating dairy cattle, beef cattle and calves, and sheep. Controls horn flies with 87-100% efficacy range for up to 4 wks; provides season-long (January to April) lice control with one application. Boss Pour On Contains 5% permethrin. Dosage: Cattle - Apply 3 ml per 100 lbs body wt along back and down face. Sheep - 1.5 ml per 50 lbs body wt along back. Repeat once every 2 wks if needed. May be used with automatic dosing systems. No pre-slaughter withdrawal, no milk discard. One qt treats 57 550-lb cattle.