Finish Line(R) AIR POWER All natural cough formula. Usually, a single dosage of AIR POWER will help prevent a horse from coughing all day. It is safe for pre-event/race/performance, as it will not test. Also, cost efficient; you only use 25% the amount of AIR POWER compared to the usage needed with most other products. AIR POWER is the world's most effective cough formula and it is all natural. Item Specifications: Directions for Use: Shake well. Use an oral syringe. Administer 1/2 ounce (15cc) in the morning before morning exercise. Repeat 1/2 ounce (15cc) dosage in the late afternoon or evening if desired. Note: The single dose 1/2 ounce (15cc) size is pre-packaged in a single dose syringe.