Opti-Ferm® Lix SR with IGR Fly Relief

A low moisture cooked tub for receiving and weaning calves, breeding animals, show cattle or cattle in other stressful situations. Contains IGR for horn fly control.

Product Code: OSTRSFLY
Size: 200 lb
Product Form:
Medicated: (S)-Methoprene (CAS #65733-16-6) 0.005%

Features and Benefits

  • This product will provide sufficient (s)-methoprene insect growth regulator to prevent the mergence of adult horn flies from manure of treated cattle. Existing adult horn flies will not be affected.
  • Contains Opti-Ferm® XL for increased fiber digestibility and improved rumen health.
  • Fortified with chelated trace minerals for increased trace mineral absorption and immune function
  • Molasses provides readily available energy to stimulate rumen fermentation, allowing the animal to generate more energy from the forage, increasing forage intake and utilization


Crude Protein


Crude Fat


Crude Fiber


Start feeding before horn flies appear and continue use until cold weather marks the end of the horn fly season. Allow free choice to cattle. Cattle should consume an average of 0.8 ounces of Opti-Ferm® SR with IGR Fly Relief per 100 lb of animal body weight per day, which is equivalent to 8 oz per day for a 1,000 lb animal.


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