问题
单项选择题
制备缓释制剂时，加入阻滞剂的目的是（）
A.促进药物吸收
B.延缓药物释放
C.增加片剂硬度
D.使制剂更稳定
E.定位释放药物
答案
参考答案：B
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制备缓释制剂时，加入阻滞剂的目的是（）
A.促进药物吸收
B.延缓药物释放
C.增加片剂硬度
D.使制剂更稳定
E.定位释放药物
参考答案：B
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