Safety and Efficacy Study of a Protease Activated Receptor-4 Antagonist Being Tested to Reduce the Chances of Having Additional Strokes or "Mini Strokes"

For more information regarding BMS clinical trial participation, please visit
www.BMSStudyConnect.com

Inclusion Criteria:

- Male or female, age 18 or older

- Must have had a very recent stroke or transient ischemic attack ("mini stroke") that
can be confirmed by the study doctor

- Able to be assigned to a study group no later than 48 hours after the stroke occurred

- Has an image of the brain that confirms that the stroke was not caused by hemorrhage
or other reason that could explain symptoms

Exclusion Criteria:

- A suspicion by the study doctor that the transient ischemic attack or stroke was
caused by a blood clot that formed in the heart; examples of this include history of
an abnormal heart rhythm known as atrial fibrillation or a ventricular aneurysm or
defect of the heart.

- Any condition requiring treatment with an anticoagulant

- History of intracranial hemorrhage ("bleeding in the brain")

- Gastrointestinal ("stomach or intestinal") bleeding in the last 3 months that required
treatment

- Planned or anticipated invasive surgery or procedure during the study

- Unable to tolerate MRI procedures.