Prozap Insectrin X - an emulsifiable, concentrated spray recommended for use on beef and dairy cattle, horses, sheep, goats, swine and poultry, and around premises. Controls a wide variety of flies, lice, mites, ticks, fleas, mosquitoes and other insects. Contains 10% permethrins. For a livestock spray, dilute 8 oz in 50 gallons water. May also be used with backrubbers. Do not treat swine within 5 days of slaughter.