Fexuprazan for Prevention of Upper Gastrointestinal Bleeding in High Bleeding Risk Patients Receiving Dual Antiplatelet Therapy

Inclusion criteria

• . Patients who are 20 years of age or older, have undergone coronary artery stent implantation for coronary artery disease, and require dual antiplatelet therapy for 6 months or longer.
• . Patients are considered to be at high bleeding risk if at least 1 criteria are met (Based on clinical recommendations (6,7,10,14-16) and expert consensus documents (17-19)) 1) Age ≥65 y 2) Low body weight (\<55 Kg for men, \<50 Kg for women) 3)Hemoglobin \<11g/dL 4) Platelet count \<100×109/L 5) Severe CKD: eGFR \<30mL/min/1.73m2,5 or on hemodialysis 6) Anticipated use of long-term oral anticoagulation (warfarin or direct-acting oral anticoagulants) 7) Long-term use of oral NSAIDs or steroids 8) Heart failure 9) A history of previous gastric or duodenal ulcer. 10) A history of previous gastrointestinal bleeding. 11)Previous or confirmed Helicobacter pylori infection
• . A voluntary participant in this clinical trial who has provided written consent, or a legal guardian who has provided written consent on behalf of the participant.
• . Those who agree to use a medically valid method of contraception\* (including conditions in which pregnancy is medically impossible) during the clinical trial period Women who are medically unable to become pregnant can participate in this clinical trial: women who have undergone menopause (amenorrhea for more than 24 months), hysterectomy, salpingectomy, or bilateral oophorectomy, etc.