中文摘要：

目的：评价上海实施国家基本药物制度之后对制药工业企业基层销售终端市场格局的影响。方法：比较国家基本药物制度实施前、后制药工业企业数量和市场集中度在基层销售终端市场中的变化;比较基本药物制度实施后,制药工业企业数量和市场集中度在基层销售终端市场和非基层销售终端市场中的变化。结果与结论：国家基本药物制度对基层销售终端市场中制药工业企业产生了洗牌效应。国家基本药物制度推动了制药工业企业基层销售终端市场集中度的提升,2011年下半年排名前1位、前4位和前8位企业的累计市场份额分别提升到6.18%、17.52%和29.96%。基层销售终端市场份额具有向大规模企业、大型外资企业和外地企业集中的趋势。

英文摘要：

OBJECTIVE：To analyze the effects of the implementation of national essential drug system（NEDS） on grass-roots terminal market of pharmaceutical industrial enterprises in Shanghai.METHODS：The number and the market concentration ratio（CR） of pharmaceutical industrial enterprises in the primary terminal market were compared before and after the implementation of NEDS;the number and the market concentration ratio（CR） of pharmaceutical industrial enterprises in the grass-roots terminal market and non-primary terminal market were compared after the implementation of NEDS.RESULTS CONCLUSION：The implementation of NEDS induces cards-shuffling effect among pharmaceutical industrial enterprises in the grass-roots terminal market;NEDS has showed market crowding-out effect.NEDS promotes the primary terminal market CR of the pharmaceutical industrial enterprises.CR1,CR4 and CR8 have elevated by 6.18%,17.52% and 29.96% respectively in the second half of 2011;large-scale enterprises,large-scale foreign enterprises and non-Shanghai enterprises have the trend of occupying more market share in the primary terminal market.