流行性乙型脑炎(下称乙脑)病死率及致残率高,以往对乙型脑炎的治疗是对症治疗为主。近几年来随着医疗水平的提高和医疗条件的改善,采取乙脑病室装置空调降低室温,并应用扩血管药改善微循环等措施,虽使病死率、后遗症发生率有所下降,但统计资料表明,乙脑病死率仍有12～25%,后遗症发生率在10%以上,且由基层转来我院乙脑病人多系重型,为进一步探索有效的抗乙脑病毒药物,以降低乙脑病死 Japanese encephalitis (hereinafter referred to as JE) high mortality and morbidity, the treatment of Japanese encephalitis in the past is symptomatic treatment based. In recent years, with the improvement of medical care and improvement of medical conditions, taking measures such as reducing the room temperature by air-conditioners of JE unit and improving the microcirculation by using vasodilator drugs have reduced the incidence of mortality and sequelae, but the statistics It shows that the mortality rate of Japanese encephalitis is still 12-25% and the incidence of sequelae is more than 10%. From the grassroots level, many cases of Japanese encephalitis are transferred to our hospital. In order to further explore effective anti-Japanese encephalitis virus drugs to reduce the incidence of Japanese encephalitis Sick