五倍子提取物喷雾膜剂体外释放评价

Chinese Journal of Experimental Traditional Medical Formulae(2012)

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Abstract
目的:建立五倍子提取物喷雾膜剂的体外释放度测定方法,并考察其体外释药特性。方法:以没食子酸为考察指标,采用改良Franz扩散池装置,以半透膜为体外渗透屏障,HPLC测定接收液中没食子酸的含量,计算体外释放度。结果:促渗剂对五倍子提取物喷雾膜剂的释药效果影响不明显,方程拟合以一级动力学方程拟合效果最好。结论:五倍子提取物喷雾膜剂体外释放良好,具有一级动力学特征,不使用促渗剂即可达到较好的释放效果。
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Key words
spray film,penetration enhancers,in vitro release,extract from Galla Chinensis
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