Prevent development of house and stable fly larvae in your horse’s manure with Equitrol II Feed-Thru Fly Control. Highly effective and controls fly populations by interrupting the fly life cycle. Include this highly palatable additive in your horse’s feed schedule to help win the battle against flies.

Prevents development of house and stable flies in manure of treated horses
Highly palatable feed additive
Ideal for use throughout fly season
Available in 3.75 lb., 10 lb., and 20 lb. sizes