Product Description

A long-lasting option for horn flies and lice.

Containing 1% lambda-cyhalothrin synergized with 5% piperonyl butoxide, ULTRA SABER POUR-ON INSECTICIDE controls lice and horn flies on beef cattle and calves.

Dosage and Usage:

  • 10 mL for cattle weighing less than 600 lbs., applied down the midline of the back.
  • 15 mL for cattle weighing more than 600 lbs., applied down the midline of the back.
  • Not for use on dairy cattle. Not recommended for use on veal calves.
  • May be used with automatic dosing system.
  • No dilution necessary.
  • Keep container sealed when not in use.
  • Do not use or store near heat or open flame.
  • Available in 30 fl oz (treats 90 550-lb. cattle) or one U.S. gallon (treats 378 550-lb. cattle).
  • For more information, including complete directions and warnings, please see the product label.


  • For season-long control of horn flies and lice in beef cattle with one application.1
  • Ready to use pour-on.1
  • Contains piperonyl butoxide (PBO), which is a synergist that enhances insecticidal activity.2
  • The combination of PBO and lambda-cyhalothrin results in strong, longer activity.
  • Provides rapid knockdown of flies and reduction in fly pressure – from 99% to 87% reduction for 8 weeks.1
  • ULTRA SABER POUR-ON INSECTICIDE should be used as part of an integrated pest management system with the use of other pest control practices.

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1Data on file, Merck Animal Health.
2Chemical Watch Factsheet. Piperonym Butoxide (PBO). Pesticides and You. Beyond Pesticides/National Coalition Against the Misuse of Pesticides. 2006;20(1):17-20.