Methods The sleeping quality,usage dose of analgesic and score of visual analgesic(VAS) was observed in 49 patients with PHN.

• 方法对49例PHN患者应用复方辣椒素贴片,观察治疗后的睡眠、用镇痛药情况和疼痛评分(VAS),并进行自身治疗前后的比较。