Pyrantel pamoate is a widely used anthelmintic (deworming agent) in equine medicine, effective against various internal parasites. Understanding its uses, proper dosage, and addressing common questions can help ensure the health and well-being of your horse. So, lets find how to properly use Pyrantel Pamoate for Horses. Class: Tetrahydropyrimidine anthelmintic. Mechanism of Action: It works