复方甲硝唑凝胶的研制

The preparation of compound metronidazole gel

复方甲硝唑凝胶是以卡波姆９４０为基质的水溶性透明凝胶，主要成分为甲硝唑、地塞米松磷酸钠，可用于治疗口腔溃疡和牙周炎等。本文介绍了复方甲硝唑凝胶的处方组成、制备方法、含量测定和质量标准。凝胶中甲销唑和地塞米松的含量采用褶合曲线分析法不经分离同时测定，操作简单、快速。

The gel of compound metronidazole is at ransparent hydrophilic gel of carbomer 940,which consist of metronidazole and dexamethasone sodium phosphate.It is used topically to treat aphthous ulcer and peridental inflammation.We reported the preformulation,method of preparation,quantitative determination and the standard for quality of the gel in this paper.The metronidazole and dexamethasone sodium phosphate in the gel were analysed by the computer-aided convolution cure method without prior separation.These methods are simple and rapid.