Safety and Optimal Neuroprotection of neu2000 in Ischemic Stroke With Endovascular reCanalizion (SONIC)

1st infusion of 750mg in patients receiving endovascular therapy within 8 hours following ischemic stroke onset followed by 9 consecutive infusions of 500 mg at intervals of 12 hours

1st infusion of 500mg in patients receiving endovascular therapy within 8 hours following ischemic stroke onset followed by 9 consecutive infusions of 250 mg at intervals of 12 hours

1st infusion of the same volume of saline in patients receiving endovascular therapy within 8 hours following ischemic stroke onset followed by 9 consecutive infusions of same volume of saline at intervals of 12 hours