- 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
- 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
Merck Ultra Boss Pour-On (1 gal)
Pour-on insecticide containing 5% permethrin. For fly control for lactating and non-lactating dairy cattle and beef cattle and calves, and ked and lice control on sheep.
$141.99
