Cosmetic surgery used to be something only for the "rich and famous", but recently, it has
下列关于靶向制剂表述错误的是
A. 注射用靶向制剂首先应符合一般注射剂的质量要求
B. 应做到无毒、无热源、无过敏性、无降解物质
C. 载体中药物的突释效应低
D. 载体应具备体内分布广泛、控制释放和无毒性可生物降解等基本要求
E. 不同给药方式,对粒径的要求不同
控释小丸或膜控剂型的包衣中加入PEG的目的是
A. 助悬剂
B. 增塑剂
C. 成膜剂
D. 乳化剂
E. 致孔剂
The number of explanations have been offered for its origin, but nobody knows the true story for certain.