Panacur Paste Dewormer® from Merck Animal Health kills four common internal parasites in horses and ponies. Effective against large and small strongyles, pinworms and roundworms, this horse dewormer has an apple-cinnamon flavor that makes it easy to administer. Safe for pregnant mares, stallions, and foals. This equine dewormer can be used in a power dose (double dose) to effectively and safely kill ascarids in young horses and late stage strongyles.
Horse Health Ivermectin Dewormer has the active ingredient ivermectin at 1.87%. One syringe treats up to a 1,250 pound horse.