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【单选题】
关于膜控型缓释与控释制剂的叙述中错误的是( )A.
该类制剂主要由含药核芯和控制释放的包衣膜组成
B.
EC等水不溶性包衣材料可制成水分散体进行包衣
C.
包衣液中可添加水不溶性粉末或药物作为致剂
D.
膜控释放具有很好的体内外相关性
E.
肠溶膜控释片主要用于消化道吸收具有部位特异性的药物
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