Side effects were observed in 9 patients(4.4%),including sinus bradycardia in 5,dizzyness in 1,left bandle branch block in 1 and fatigue in 2 patients.

• 发生副作用者共9例(4.；4%25)，包括心动过缓5例，头晕1例，左束支阻滞1例，乏力2例。