chapter 12 supply chain and inventory management A children's hospital inpatient pharmacy medications are included in "ChildrensRx.xlsx." Ordering medications, managing shipments, quality control, and stocking all take time for the pharmacy buyer who is paid $22/hr. For a single medication order, this averages 6 minutes for the pharmacy buyer. The ordering costs are viewed as a fixed amount per order placed. Further, annual holding costs are $135 plus 18.16% of the item value. Lead time is consistent at one day