Preparation method of calculus bovis factitius metronidazole capsule

The invention provides a preparation method of a calculus bovis factitius metronidazole capsule, which comprises the following components in parts by weight: 2 parts of calculus bovis factitius, 80 parts of metronidazole and 30-40 parts of starch. The preparation method comprises the steps of raw material and auxiliary material preparation, premixing, wet processing, filling and the like, and the prepared calculus bovis factitius metronidazole capsule is small in weight difference, high in content uniformity, capable of being placed for 6 months in an accelerated mode and stable in quality. 本发明提供了一种人工牛黄甲硝唑胶囊的制备方法，以重量份数计，胶囊内容物为人工牛黄2份、甲硝唑80份、淀粉30-40份；制备方法包括原辅料准备、预混、湿法、灌装等步骤，制备得到的人工牛黄甲硝唑胶囊重量差异较小、含量均匀度高，加速放置6个月，质量稳定。