丹皮酚缓释片的制备工艺研究
Journal of Pharmaceutical Research(2013)
Abstract
目的制备丹皮酚缓释片并对影响体外释药的因素进行考察。方法采用正交设计法筛选处方;以羟丙甲基纤维素为骨架材料,采用湿法制粒工艺,制备丹皮酚缓释片;并对HPMC规格、稀释剂种类等影响释药的因素进行考察。结果丹皮酚缓释片的体外释药行为符合Higuchi方程,HPMC的规格对药物的释放影响最大。结论采用HPMC作为骨架材料,结合适当的辅料,可制备丹皮酚缓释片。
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Key words
Dissolution rate,Sustained Release Tablets,Paeonol
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