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. Horse insecticide comes in a 1 qt. container.
- Available in a 32 oz bottle
- A 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)
- Apply 3 mL of horse insecticide per 100 lb. body weight, up to 30 mL maximum application limit.
