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A multicenter, Double-blind, Randomized Study to compare the effectiveness of JAQBO®(Zastaprazan citrate) and Proton Pump Inhibitor in Preventing Upper Gastrointestinal Events Due to Dual Antiplatelet Therapy After Percutaneous Coronary Intervention for Patients with High Bleeding Risk(Z-DAPT-HBR)

A multicenter, Double-blind, Randomized Study to compare the effectiveness of JAQBO®(Zastaprazan citrate) and Proton Pump Inhibitor in Preventing Upper Gastrointestinal Events Due to Dual Antiplatelet Therapy After Percutaneous Coronary Intervention for Patients with High Bleeding Risk(Z-DAPT-HBR)

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
CRIS
Registry ID
KCT0011722
Enrollment
3466
Registered
2026-03-13
Start date
2026-05-06
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Drug : Experimental Group: ZAQBO (20 mg, 1 tablet) + Placebo of Pariet (10 mg, 1 tablet) (Total: 2 tablets) administered orally once daily. Control Group: Pariet (10 mg, 1 tablet) + Placebo of Zacubo

Sponsors

Seoul National University Bundang Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients aged 19 years or older. 2) Patients who have undergone Percutaneous Coronary Intervention (PCI) and are planned for Dual Antiplatelet Therapy (DAPT). 3) Patients who have voluntarily provided written informed consent to participate in this study. 4) Patients meeting the Academic Research Consortium for High Bleeding Risk (ARC-HBR) criteria, specifically fulfilling at least one Major criterion or at least two Minor criteria. Major Criteria 1) History of peptic ulcer. 2) Anticipated long-term use of oral anticoagulants 3) Severe chronic kidney disease or end-stage renal disease (eGFR < 30 mL/min) 4) Hemoglobin < 11g/dL 5) Spontaneous bleeding requiring hospitalization or transfusion within the past 6 months, or recurrent bleeding 6) Moderate or severe thrombocytopenia (platelet count < 100×10?/L) 7) Chronic bleeding diathesis (tendency) 8) Liver cirrhosis with portal hypertension 9) Active malignancy (excluding non-melanoma skin cancer) within the past 12 months 10) Prior spontaneous intracranial hemorrhage (at any time) 11) Traumatic intracranial hemorrhage within the past 12 months 12) Presence of brain arteriovenous malformation (bAVM) 13) Moderate or severe ischemic stroke (NIHSS =5) within the past 6 months Minor Criteria 1) Age =75 years 2) Moderate chronic kidney disease (eGFR 30–59 mL/min) 3) Hemoglobin 11–12.9 g/dL for men, 11–11.9 g/dL for women 4) Spontaneous bleeding requiring hospitalization or transfusion within the past 12 months that does not meet major criteria. 5) History of ischemic stroke not meeting major criteria 6) Long-term use of oral NSAIDs or systemic steroids

Exclusion criteria

Exclusion criteria: 1) Inability to provide informed consent: Patients who are unable to provide voluntary informed consent. 2) Patients with a life expectancy of less than one year due to non-cardiovascular causes. 3) Patients with a known hypersensitivity or a history of allergic reactions to any components of the investigational product(s). 4) Women who are pregnant, breastfeeding, or planning to become pregnant during the study period. 5) Patients with current active bleeding or a history of congenital or acquired bleeding disorders. 6) Patients with clinical contraindications to the use of antithrombotic agents, Proton Pump Inhibitors (PPIs), or Potassium-Competitive Acid Blockers (P-CABs). 7) Patients presenting with one or more of the following hemodynamically unstable conditions: - Cardiogenic shock at the time of randomization. - Refractory ventricular arrhythmia. - Congestive heart failure, specifically NYHA Class IV.

Design outcomes

Primary

MeasureTime frame
Upper gastrointesinal clinical event at 1year(GI Bleeding, Peptic Ulcer, Perforation, Obstruction)

Secondary

MeasureTime frame
Major adverse cardiovascular events at 1year(Death, MI, Repeat Revascularization, CVA, Stent Thrombosis)

Countries

Korea, Republic of

Contacts

Public ContactGimi Park

Seoul National University Bundang Hospital

r2547@snubh.org+82-31-787-3238

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Aug 10, 2026