Contains 12% Acetylsalicylic Acid (Aspirin). For Use In Swine, Poultry, Beef and Dairy Cattle. A concentrated solution for use in livestock drinking water. DIRECTIONS FOR USE: Open container and add 1 oz. of product to 1 gallon of water. Stir stock solution and meter with proportioner at a rate of 1:128 ratio. For seven-day continuous rate, use 4 oz. of product to 1 gallon of water on day one and 1 oz. of product to 1 gallon of water for the remaining six days.