SimpliFly® with LarvaStop™ is a highly palatable feed additive to prevent the development of stable flies and house flies in the manure of treated horses. LarvaStop™ breaks the fly lifecycle by preventing the formation of fly larvae’s exoskeletons when they molt, resulting in their death. This product contains no organophosphates and can be used as part of an integrated pest management program. SimpliFly™ with LarvaStop™ is a reduced risk pesticide.