On the claim response, used to accurately express the remaining quantity on the authorization is based upon. In order for it to be accurate, the unit and the strength for which the quantity is based on must also be expressed. For example, a quantity of 30 pills may be calculating using a strength of 10mg. This would be the equivalent of 60 pills based on 5mg so it is necessary to convey the strength in order to understand how the quantity was calculated.