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Merck
Ultra Boss Pour-On Insecticide
Ultra Boss Pour-On Insecticide
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ULTRA Boss Pour-On Insecticide is a ready-to-use, synergized solution containing 5% permethrin and 5% piperonyl butoxide. It provides broad-spectrum control of external parasites such as lice, horn flies, face flies, stable flies, horse flies, mosquitoes, ticks, and black flies.
Approved for use on beef cattle, dairy cattle (lactating and non-lactating), calves, sheep, goats (including lactating dairy goats), and horses (not intended for human consumption), this pour-on formula helps reduce irritation and discomfort caused by biting and blood-feeding pests, supporting herd health and productivity.
1qt
Parasites Controlled by ULTRA Boss:
-
In Cattle, Horses, and Goats:
- Horn flies
- Face flies
- Horse flies
- Stable flies
- Lice
- Mosquitoes
- Black flies
- Ticks
-
In Sheep:
- Sheep keds
- Lice
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