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目的：对复方冬凌草含片的原制备工艺进行了改进。方法：采用ＨＰＬＣ法对新、旧工艺产品中主要有效成分冬凌草甲素的含量进行了测定。结果：新工艺产品中冬凌草甲素的含量较高。结论：改进的工艺合理，产品质量稳定。
Objective: To improve the original preparation process of compound Donglingcao tablets. Methods: HPLC method was used to determine the content of oridonin, the main active ingredient in the new and old technology products. Results: The content of oridonin in the new technology product is high. Conclusion: The improved process is reasonable and the product quality is stable.