溃疡性口炎是小儿时期常见的一种口腔疾病。我们试用味甜、无局部刺激性、对粘膜有保护作用的思密达治疗溃疡性口炎共 42例 ,疗效较为满意 ,总结报告于下。1　方　法1.1　分组治疗组治疗 42例 ,年龄为 3～ 12岁 ,其方法为思密达糊剂直接涂抹于溃疡面 ,1天 4～ 5次 ,同时口服利 Ulcerative stomatitis is a common oral disease in infancy. We try sweet, no local irritation, mucosal protective effect of Smectite treatment of ulcerative stomatitis in 42 cases, the effect is more satisfactory, the summary report below. 1 Method 1.1 Group Treatment 42 cases were treated, aged 3 to 12 years old, the method for the smectite smear directly on the ulcer surface, 1 to 4 to 5 times, while oral