鼻咽癌是我省常见肿瘤，其治疗手段主要是放疗．但放疗后常有口腔粘膜炎发生，影响患者进食及治疗的顺利进行。我科试用灭滴灵含激液来治疗放射性口腔炎取得了良好效果。现报道如下。1．材料与方法：1993～1995年间对鼻咽场放疗病人64例。其中男引例，女13例；年龄16～68岁，平 Nasopharyngeal carcinoma is a common tumor in our province, and its treatment is mainly radiotherapy. However, oral mucositis often occurs after radiotherapy, which affects the smooth progress of eating and treatment. Our department has trialled metronidazole containing excitatory fluid to treat radioactive stomatitis and achieved good results. The report is as follows. 1. Materials and Methods: From 1993 to 1995, 64 patients were treated with radiotherapy in the nasopharyngeal field. Including male cited cases, 13 females; aged 16-68 years old, flat