Compared with BDP,BDP-PLGA nano-microcapsules have good sustained release character in mice,encapsulated drug is slow releasing with nano-microcapsules degradation.

• 与原型药相比,BDP-PLGA纳米微囊在小鼠体内有良好的释药特征,随着囊壁的降解,逐步释放出药物。