甲硝哒唑又名灭滴录，为杀毛滴虫药。近年来国内外陆续报道用灭滴灵防治厌氧菌感染。我们试用灭滴灵治疗复发性口腔溃疡44例，经观察疗效满意，现报告如下。1资料与方法1.1临床资料本组共44例中，男23例，女对例。19～30岁18例，30～55岁26例。1.2给药方法口服灭满灵，成人每日 Metronidazole also known as off the record, for trichomonad drugs. In recent years, one after another reported at home and abroad with metronidazole anaerobic infections. We tried metrorrhaphy treatment of recurrent oral ulcer in 44 cases, the observed effect is satisfactory, are as follows. 1 Materials and Methods 1.1 Clinical data of 44 cases in this group, 23 males and females. 19 to 30 years old in 18 cases, 30 to 55 years old in 26 cases. 1.2 Administration Oral Manchu Ling, adult daily