Cerebral blood flow recovery phase,peak forward velocity of end diastolic phase was nearly normal,Vs slowed downward gradually. Clinical prognosis of Nimodipine is much better than Citicoline group.

• 脑血流恢复期 ,舒张末期峰流速度趋于正常 ,vs则逐渐回落 ,尼莫地平组症状消失率、治愈率和预后明显优于胞二磷胆碱组。