The total cost of medications counts towards entering and exiting the coverage gap. The total cost of your medications includes the portion that you pay for your prescriptions as well as the portion the plan pays for your prescriptions.When exiting the donut hole the total cost of the drug includes what you, your plan, and the manufacturer pay. So, the manufacturer pays 70%, your plan pays 5% of the cost, and you pay 25%.95% of the cost of the drug counts toward out-of-pocket spending. The total cost only applies to medications on your plan’s formulary.Costs that do not count toward the coverage gap include premiums and drugs that aren’t covered.