Termination date was 20-Oct-2008. Subjects were monitored during the post treatment 90 day follow-up period (per protocol) resulting in LPLV 19-Jan-2009.

The safety and efficacy of MK0724 will be assessed in patients with acute middle cerebral artery stroke using the Action Reach Arm Test (ARAT). This test allows measurement of a specific functional deficit and subsequent recovery correlating with the specific area of stroke in the brain.

Inclusion Criteria:

• 18-80 yrs of age inclusive
• Patient is able to receive IV infusion 8-36 hours after stroke onset
• Baseline NIHSS of 6-18 inclusive

Exclusion Criteria:

• Patient had another stroke within 3 months preceding current stroke, patient's stroke is of origin other than MCA (e.g., non-ischemic, hemorrhage), significant cerebral edema, abnormal liver enzymes and abnormal renal and hepatic functions