Clinical trial
Optimal Duration of Dual Antiplatelet Therapy After Stent-assisted Coiling of Unruptured Intracranial Aneurysms: A Prospective Randomized Multicenter Trial
Name
B-2102-667-002
Description
Comparison of duration of dual antiplatelet therapy after stent-assisted coiling of unruptured intracranial aneurysms
Trial arms
Trial start
2022-06-23
Estimated PCD
2024-10-31
Trial end
2024-12-31
Status
Recruiting
Phase
Early phase I
Treatment
Aspirin 100mg
1. short-term dual antiplatelet: dual antiplatelet agents for 6 months
2. long-term dual antiplatelet: dual antiplatelet agents for 12 months
Arms:
long-term dual antiplatelet group, short-term dual antiplatelet group
Other names:
Aspirin protect, Aspirin enteric coated
Clopidogrel 75mg
1. short-term dual antiplatelet: dual antiplatelet agents for 6 months
2. long-term dual antiplatelet: dual antiplatelet agents for 12 months
Arms:
long-term dual antiplatelet group, short-term dual antiplatelet group
Other names:
Plavix, Celavix, Plavitor, Pregrel, Cloart, Platless, Pidogle, Antipla, Jgrel
Size
528
Primary endpoint
Incidence of thromboembolic complications
between 1 and 18 months after stent-assisted coil embolization
Eligibility criteria
Inclusion Criteria:
* subjects over 19 years old
* subjects with modified Rankin Scale (mRS) ≤ 2
* subjects with unruptured intracranial aneurysms
* subjects with appropriated aspirin and clopidogrel reaction units after dual antiplatelet preparation (100 mg of aspirin and 75 mg of clopidogrel) for at least 5 days before procedure \[measured using VerifyNow\]
1. aspirin reaction unit (ARU) \< 550
2. P2Y12 reaction unit (PRU): 85\~219
* subjects who agreed to this study (with informed consent)
Exclusion Criteria:
* subjects with neurological deficits (mRS ≥ 3)
* subjects with an allergic reaction to antiplatelets (aspirin and clopidogrel) or contrast
* subjects with a high risk of hemorrhage such ICH or severe gastric ulceration
* subjects with coagulopathy
* subjects with thrombocytopenia (\<100,000/mm3)
* subjects with liver diseases (\> 100IU/L of aspartate aminotransferase or alanine aminotransferase)
* subjects with renal diseases (\> 2mg/dL of serum creatinine)
* subjects with underlying diseases that need to maintain dual antiplatelet drugs or anticoagulants.
* subjects with a high risk of strokes (atrial fibrillation, over 70% cerebral artery stenosis or cerebral artery occlusion, moyamoya disease, vascular malformations, etc)
* subjects with uncontrolled congestive heart failure or angina
* subjects with malignant tumors
* subjects with a positive pregnancy test (serum or urine)
* subjects who are unconscious at the time of diagnosis.
* subjects who are unable to complete the required follow-ups
* subjects with life-threatening diseases
* subjects with medical conditions with a life expectancy of less than two years
* subjects who are determined to be disqualified by researchers
Protocol
{'studyType': 'INTERVENTIONAL', 'phases': ['PHASE4'], 'designInfo': {'allocation': 'RANDOMIZED', 'interventionModel': 'PARALLEL', 'interventionModelDescription': '1. short-term dual antiplatelet group: for 6 months\n2. long-term dual antiplatelet group: for 12 months', 'primaryPurpose': 'TREATMENT', 'maskingInfo': {'masking': 'NONE'}}, 'enrollmentInfo': {'count': 528, 'type': 'ESTIMATED'}}
Updated at
2024-01-05
1 organization
2 products
2 indications
Organization
Seoul National University Bundang HospitalProduct
AspirinIndication
Cerebral AneurysmIndication
Endovascular ProceduresProduct
Clopidogrel