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作 者:黄建昌[1] 刘抗伦[1] 胡英杰[1] 卢元媛[1] 龙彦纲[1] 肖敏勋[1] 周娟[1] 符林春[1]
机构地区:[1]广州中医药大学热带医学研究所,广州510405
出 处:《中国实验方剂学杂志》2012年第4期35-38,共4页Chinese Journal of Experimental Traditional Medical Formulae
基 金:国家科技重大专项课题(2008ZX10005-005;2009ZX09103-414);广东省科技计划项目(2007A050100008)
摘 要:目的:优选中药复方制剂艾可清胶囊的提取工艺。方法:以淫羊藿苷、虎杖苷、甘草酸、黄芩苷的提取率为指标,采用正交试验设计筛选提取工艺条件,结合综合评分优选最佳工艺条件。结果:优选出的提取条件为30倍量65%乙醇加热回流提取淫羊藿2次,每次3 h,提取液减压浓缩至相对密度为1.10(60℃);3倍量20%乙醇室温放置8 h去除叶绿素;10倍量80%乙醇提取虎杖、黄芩、甘草等混合药材粗粉3次,每次2 h。结论:经中试验证,指标成分提取率为66%~88%,表明优选工艺可行。Objective:To optimize extraction technology of Aikeqing capsule,a compound preparation of Chinese medicine.Method:Orthogonal test was used to evaluate extraction technology with yield of icariin,polydatin,glycyrrhizic acid and baicalin as indexes,optimum technology conditions were optimized by combined with comprehensive scoring method.Result:Optimum extraction conditions were as follows:H.Epimedii was heating refluxing extracted 2 times with 30 times the amount of 65% ethanol for 3 hours each time,extraction solution was concentrated in vacuum to relative density of 1.10(60 ℃);then treated with 3 times the amount of 20% ethanol staying for 8 hours to filter off chlorophyll;extracted 3 times of mixed herbs powder of R.polygoni cuspidate,R.scutellaria,and R.glycyrrhizae with 10 times the amount of 80% ethanol for two hours each time.Conclusion:After tested by pilot,yield of maker compounds were 66%~88%,it showed optimized technology was feasible.
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