From day 1 to day 5, Ketoconazole 200mg is administered twice daily to Group 1 patients during period 1. Then on day 5,CKD-501 0.5mg is co-administered Group 1 patients at period 1. After 28 day-break, period 2 will CKD-501 0.5mg administered on day 5. Period 2 will not Ketoconazole administered.