Eligibility Criteria

Inclusion Criteria

Patients between the ages of 40 and 79 who present within 30 days of their first ischemic stroke are eligible for this study.

Exclusion Criteria

Pregnant females and persons who are obtunded or comatose at enrollment, who have a known contraindication to ASA, who have cardioembolic stroke or any condition requiring anticoagulation, whose strokes are suspected to be hemorrhagic, who concurrently use antiplatelets or coumadin, who are terminally ill, who are participating in another secondary prevention trial, or who are unable to comply with study protocol, will be excluded from this trial.