Aspen Screw Worm Aerosol is a fast acting permethrin wound spray that provides rapid control of maggots, ear ticks, house
flies, mosquitos, gnats, wasps, hornets, bees and small-flying moths.
Labeled for Beef & Dairy Cattle,
Sheep, Goats, Swine & Horses. Use as
premise spray or use on wounds to kill and repel flies and fly maggots.