研究单位：[1]Guangzhou Yipinhong Pharmaceutical CO.,LTD[2]Xuanwu Hospital,Beijing[3]Tianjing Medical University General Hospital[4]Hebei General Hospital[5]Shanghai Sixth People Hospital[6]West China Hospital[7]Sun Yat-sen Memorial Hospital,Sun Yat-sen University[8]The Affiliated Hospital of Qingdao University[9]First Affiliated Hospital of Heilongjiang Chinese Medicine University[10]Second Affiliated Hospital of Heilongjiang University of Chinese Medicine[11]The First Hospital of Jilin University[12]The First Affiliated Hospital with Nanjing Medical University
研究目的：
A phase II,randomized,double-blind,multi-doses,positive drug parallel controlled,multi-center clinical trial to evaluate initially the efficacy and safety of alprostadil liposomes for injection in the treatment of atherosclerotic occlusive disease of the lower extremities.
