Safe Guard Equine Dewormer contains 10 percent fenbendazole and is formulated to effectively control large and small strongyles pinworms ascarids and conditions caused by fourth stage larvae of s vulgaris. Its apple cinnamon flavor makes it highly palatable for horses ensuring easy administration. Each 25 gram syringe provides a precise dose to treat a 1100 pound horse and is safe for use in all horses including foals and pregnant mares making it a reliable choice for maintaining equine health