Permethrin 10% Fly Spray Concentrate Insect and Pest ControlPermethrin 10 And Premise Fly Spray Concentrated long lasting livestock and premise spray that provides quick knockdown and effective broad spectrum insect and pest control. Can be used on dairy and beef cattle, horses, sheep, goats, swine, and poultry. Use outdoors and in nonfood areas of dairies, cattles barns, horse barns, swine houses, and kennels. Kills horn flies, house flies, fleas, ticks, poultry lice, fowl mites, and more. Residual activity