(Farnam) Equi Aid Strongyle Wormer is a medicated pellet wormer containing Pyrantel Tartrate. For the prevention of Strongylus vulgaris larval infestations, including large strongyles, small strongyles, pinworms and ascarids. Feed daily to provide continuous worm control in horses. Feed 1 oz per 250 lbs body weight, top dressed on the horse’s daily ration. Equi Aid Strongyle Wormer should be administered for the entire period that the animal is at risk to internal parasites. Unprotected animals that have grazed may already have an established S. vulgaris larval infestation.