How To Recover From Induced Coma Caused Due To A Stroke?

A family member had a stroke and was placed in an induced coma a day later because his blood pressure was high. he is also on a ventilator.Efforts to take him of the ventilator and to bring him out of the coma have been unsuccessful. What do you think his prognosis is.One dr says that the part of his brain that controls waking and movement was damaged beyond repair