Finish Line's Electrocharge is a concentrated blend of electrolytes and trace mineral salts that helps promote healthy hydration in your horse. This is a fast-acting oral electrolyte. One oral syringe contains two (2) doses of formula that replaces electrolytes in the same proportion as the horse loses in sweat. Great for 3-Day Eventing, Endurance, Racing, Barrel Racing, or any Equine Sport. 60 cc syringe, 2 servings for 1 horse.