α-细辛脑亚微乳经静脉与灌胃给药的药动学比较

Ning DING,Shili SUN, Ruiying CHENG,Huixi ZOU,Xin LIAO,Shengjun MAO

West China Journal of Pharmaceutical Sciences(2019)

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Abstract
目的 考查α-细辛脑亚微乳经不同途径给药后的药动学性质,为确定适宜的给药途径提供依据.方法 分别采用静脉注射和灌胃两种方式给予SD大鼠50 mg· kg-1α-细辛脑亚微乳;以HPLC法测定血浆中α-细辛脑的含量;采用DAS 2.0软件分析药动学数据.结果 α-细辛脑亚微乳经两种不同途径给药后的血药浓度-时间曲线均符合二室模型;与静脉注射组比较,灌胃给药组的绝对生物利用度约68.5%.结论 α-细辛脑亚微乳经灌胃给药的绝对生物利用度较高,可作为适宜的给药途径.
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