Merck Ultra Boss Pour-On
4.820 Reviews
Item # 602027799
$209.99
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Merck Animal Health Ultra Boss Pour-On Insecticide (Permethrin And Piperonyl Butoxide) is used for beef, dairy and lactating cattle; sheep, goats and horses. Target species include: lice, horn flies, face flies, horse flies, stable flies, mosquitoes, black flies and ticks.
- Low-volume dosage of pour-on insecticide reduces time and labor
- Effective horn fly control for 8 weeks. Also controls face flies
- Season-long lice control with one application (January through April)
- Special Note: for cattle, horses, sheep and goats, repeat treatment as needed but not more than once every two weeks. for horses, do not saddle horse for 6 hours after application and refrain from washing down area of application. for optimum lice control, two treatments at 14-day intervals are recommended. Ultra Boss Pour-On Insecticide is not effective against cattle grubs
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1 to 4 of 20 Reviews
1 – 4 of 20 Reviews
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4C Cattle
Review 1
5 out of 5 stars.
Good Stuff!
2 months ago
Very good product. One of best products we have tried to keep flies at a minimum.
Originally posted on SCBT
Julie G
Review 1
5 out of 5 stars.
Quick Easy Fly Control
4 months ago
I only have a couple steers but I saw immediate results with fly control after applying Ultra Boss. Quick and easy to use.
Originally posted on SCBT
Equinista
Review 1
5 out of 5 stars.
Happier horses
4 months ago
Love this product. I combine it with fly spray when the flies are extremely bad.
Originally posted on SCBT
Emi Lu
Review 1
5 out of 5 stars.
Expensive but works great
9 months ago
Expensive but works for about 2-3 weeks without reapplication
Originally posted on SCBT