Methods 43 patients who used NVB were randomly divided into two groups: the control ground (n=19),using 50% magnesium sulfate injection as wet packing,and the experimental group,using a self-prepared external compound solution plus ice compress.

• 方法 将 4 3例使用诺维本的患者随机分为对照组和观察组 ,对照组 19例 ,用 5 0%25硫酸镁溶液湿敷 ; 观察组 2 4例 ,用自制药液加冰块交替外敷 ,观察两组疗效。