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Post-marketing study of cilostazol: Study to Confirm Efficacy in Preventing Recurrent Cerebral Infarction in Comparison with Aspirin

Post-marketing study of cilostazol: Study to Confirm Efficacy in Preventing Recurrent Cerebral Infarction in Comparison with Aspirin - Post-marketing study of cilostazol (Cilostazol Stroke Prevention Study II: CSPS II)

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
JPRN
Registry ID
JPRN-C000000129
Enrollment
2600
Registered
2005-09-13
Start date
2003-12-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Patients with cerebral infarction (excluding cardiogenic cerebral embolism)

Interventions

Cilostazol 200 mg group: Two 50-mg tablets of cilostazol and one aspirin placebo tablet will be administered after a meal in the morning, and two 50-mg tablets of cilostazol, after a meal in the eveni

Sponsors

Otsuka Pharmaceutical Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Patients with stable medical conditions for 182 days (26 weeks) after occurrence of cerebral infarction (2)Patients in whom the infarct-related foci was detected by X-ray CT scan or MRI (3)Patients aged 20 to 80 years (inclusive) at time of consent (4)Patients with none of the following cardiac diseases that may be associated with cardiogenic cerebral embolism: mitral stenosis, prosthetic heart valve, endocarditis, myocardial infarction within 6 weeks after occurrence, ventricular aneurysm, endocardial thrombosis, mitral valve prolapse (patients less than 45 years of age in whom no other cause was identified), atrial fibrillation, sick sinus syndrome, idiopathic cardiomyopathy, and patent foramen ovale (5)Patients without asymptomatic cerebral infarction (6)Patients who have neither undergone nor are scheduled to undergo percutaneous transluminal angioplasty or revascularization for the treatment of cerebral infarction (7)Patients without severe disturbances/impairments following occurrence of cerebral

Exclusion criteria

Exclusion criteria: (1)Patients with hemorrhage or bleeding tendency (hemophilia, capillary fragility, intracranial hemorrhage, hemorrhage in the digestive tract, hemorrhage in the urinary tract, hemoptysis, and hemorrhage in the vitreous body) (2)Pregnant, possibly pregnant, or nursing women (3)Patients with ischemic heart failure (4)Patients with peptic ulcer (5)Patients with severer blood disorders (6)Patients with severe hepatic or renal (7)Patients with malignant neoplasm or patients who have received any therapy for malignant neoplasm within 5 years prior to entering the study (8)Patients with a history of hypersensitivity to salicylic acid formulations or ingredients of cilostazol tablets (9)Patients with aspirin asthma (asthma attacks induced by nonsteroidal antiinflammatory analgesic agents) or a history of aspirin asthma (10)Patients who are being treated with ticlopidine hydrochloride (11)Patients who are participating in another study for an investigational drug(12)Patients who are otherwise judged inappropriate for inclusion in the study by the investigators

Design outcomes

Primary

MeasureTime frame
Occurrence of cerebral stroke (cerebral infarction, cerebral hemorrhage, or subarachnoid hemorrhage)

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026