复方吴茱萸碱纳米乳的体外释放和大鼠在体肠吸收的研究
Study on drug release in vitro and intestinal absorption of evodiamine nanoemulsion in the rats
作者:胡江波;何丹;吴建勇;万坤;张景勍;
Author:
收稿日期: 年卷(期)页码:2015,30(04):-405-407
期刊名称:华西药学杂志
Journal Name:WEST CHINA JOURNAL OF PHARMACEUTICAL SCIENCES
关键字:吴茱萸碱;纳米乳;体外释放;肠吸收;透析法;单向肠灌流模型;吲哚喹唑啉生物碱;高效液相色谱法
Key words:
基金项目:重庆市科委重点项目(CSTC2012JJB10027)
中文摘要
目的制备水包油型复方吴茱萸碱纳米乳,并考察其体外释放和大鼠在体肠的吸收情况。方法采用透析法考察复方吴茱萸碱纳米乳的体外释药特点,再通过大鼠在体单向肠灌流模型,研究其在体肠的吸收情况。结果复方吴茱萸碱纳米乳在0.1 mol·L-1盐酸溶液和pH6.8磷酸缓冲溶液中的7 d累积释放率分别为44.89%±1.57%、61.29%±1.06%,在大鼠的十二指肠、空肠、回肠和结肠等4段肠内的吸收均增加。结论纳米乳能提高大鼠小肠对Evo的吸收。
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