Changes of symptoms, fasting plasma sugar (FPS), urine albumin excretion ratio (UAER), NO level and SOD activity in serum were observed.

• 观察治疗前后症状积分变化,测定空腹血糖(FPS)、尿微量白蛋白排泄率(UAER)、血清NO水平及SOD活性。