Weigh and determine your dog's body weight in pounds. Do not use on puppies under 12 weeks of age. Wet dog's coat thoroughly. Use .5 oz of this product for every 7 pounds of dog body weight. A volume of .5 fl oz isequivalent to 1 Tablespoon (tbsp.) of shampoo. For a typical 10 lb. dog, apply 1.0 fl oz or 2 Tablespoons (tbsp.) of shampoo to the dog. Starting at the head and working back, work up a lather with this quick lathering formula, being sure that the lather is worked thoroughly into dog's coat down to the skin. Allow lather to stand 10 minutes, then rinse completely and towel dry. Kills fleas and ticks and continues to kill adult fleas for up to 15 days and ticks for up to 7 days, and continues to break the flea life cycle for 30 days. To maintain maximum effectiveness against both fleas and ticks, repeat (or reapply) every 30 days.