Exodus Multidose Equine Wormer Pyrantel Pamoate Paste for Horses, 47.2 grams Used for treatment of internal parasites: large and small strongyles, bloodworms, pinworms and roundworms Paste can be used for both horses and ponies, a single dose of oral syringe treats up to 1,200 lb. body weight Each syringe is divided into weight mark increments Each weight mark indicates the recommended dose for 300 pounds of body weight Apple flavor makes it highly palatable to horses