To get rid of horsehair worms, you can install a mesh filter or screen to keep the worms from water pumped from a surface supply such as a farm pond or canal or you can treat domestic water supply systems by filtering and treating with chemicals under the direction of the local health department.

The Gordian worm is a parasite that lives inside crickets, cockroaches, grasshoppers, beetles, and other anthropod pests. The do not infect humans, animals, livestock, or plants.