2016年10月以来，我国感染甲型H7N9流感病例数量急剧增加，截至日前，内地已新增460例病例，已死亡78例，引起了国内外的密切关注。H7N9病毒一旦获得持续人传人的能力，将造成流感的大流行。因此，研发安全有效的H7N9流感疫苗具有重要意义。本文就国内外目前处于临床试验阶段以及已有临床试验结果的H7N9流感疫苗做一综述。

Since October 2016，human infections with A（H7N9）virus in China have significantly increased，drawing extensive concern worldwide.Until now, 460 cases of A（H7N9）virus infection with 78 deaths were reported. A worldwide outbreak is almost inevitable, once H7N9 viruses obtained the virulence to sustained humantohuman transmission.Thus，there is an urgent need to develop effective vaccines. The present review summarizes H7N9 vaccines under ongoing clinical trials，and evaluates the results of completed clinical trials.