推荐避免蚊虫叮咬,防护措施包括在黄昏和黎明之间待在室内、使用昆虫趋避剂、穿上防护服(例如长袖衬衫和裤子)、安装纱窗以及清除蚊子可以繁殖的静水/死水。
自 2003 年起,美国所有献血都要筛查西尼罗河病毒(使用 PCR 检测)。[22]Lee BY, Biggerstaff BJ. Screening the United States blood supply for West Nile Virus: a question of blood, dollars, and sense. PLoS Med. 2006;3:e99.http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1351156/?tool=pubmedhttp://www.ncbi.nlm.nih.gov/pubmed/16420099?tool=bestpractice.com[23]Korves CT, Goldie SJ, Murray MB. Cost-effectiveness of alternative blood-screening strategies for West Nile Virus in the United States. PLoS Med. 2006;3:e21.http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1324950/?tool=pubmedhttp://www.ncbi.nlm.nih.gov/pubmed/16381598?tool=bestpractice.com 在其他国家/地区(例如英国),会对刚旅行过的献血者采取一项延期献血的政策。[24]Joint United Kingdom (UK) Blood Transfusion and Tissue Transplantation Services Professional Advisory Committee. JPAC Position Statement on West Nile Virus. August 2015 [internet publication].http://www.transfusionguidelines.org.uk/document-library/documents/jpac-position-statement-on-west-nile-virus-august-2015 处理可能感染西尼罗河病毒的血液、血液制品或其他体液时,应采取标准防护措施。
针对该病的疫苗正处于临床试验阶段,目前尚不可用。[25]National Institutes of Health. NIH-funded vaccine for West Nile virus enters human clinical trials. July 2015 [internet publication].https://www.nih.gov/news-events/news-releases/nih-funded-vaccine-west-nile-virus-enters-human-clinical-trials[26]Pierce KK, Whitehead SS, Kirkpatrick BD, et al. A live attenuated chimeric West Nile virus vaccine, rWN/DEN4Δ30, is well tolerated and immunogenic in flavivirus-naive older adult volunteers. J Infect Dis. 2017 Jan 1;215(1):52-55.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5225253/http://www.ncbi.nlm.nih.gov/pubmed/28077583?tool=bestpractice.com