The HgB level was 10 g/dL and the AUC of ticagrelor was 24 at 9 weeks (Fig. 2), and the patient led healthy life for 9 months without any recurrent symptoms. At the 9-month follow-up, the AUC of ticagrelor was stabilized at 18 and the other test results were more stabilized compared with those at the start of coronary stenting (Fig. 2).