Keep your horses healthy and free of parasites with the Safe-Guard Dewormer. It is made with Fenbendazole and can be used for the treatment of large and small strongyles, pinworms, ascarids and arteritis. This 25g container is apple-cinnamon flavor to make it easier for your animal to take. This horse dewormer paste is a must-have for any horse owner. Each syringe will treat up to 1,100 lbs, so use according to your animal's size.