Objective To study the characteristics of pulmonary distribution and clearance of beclomethasone dipropionate(BDP) nano-microcapsule and its lung deposition and slow-releasing effects.
目的研究丙酸倍氯米松（BDP）纳米微囊的肺内分布及清除特征，探讨BDP纳米微囊的肺沉积及缓释作用。
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Results The fever clearance time, the disappearance time of cough and pulmonary rales in the observe group were significantly shorter than those in the control group.