摘要
背景
瑞德西韦是一种核苷类似物前体药物,能够抑制病毒RNA聚合酶,体外试验显示出抗SARS-CoV-2的活性。
方法
我们以同情用药的方式向住院接受治疗的COVID-19患者(由SARS-CoV-2感染引起)提供了瑞德西韦。患者为SARS-CoV-2感染的确诊患者,他们在呼吸环境空气时的氧饱和度为≤94%或接受氧气支持。患者接受瑞德西韦治疗10日,方案为第1日静脉给药200 mg,在随后9日中每日给药100 mg。本文是基于以下患者队列的数据:2020年1月25日至2020年3月7日期间接受瑞德西韦治疗并且至少有随后1日的临床数据。
结果
61例患者接受了至少一次瑞德西韦治疗,其中8例患者的数据无法分析(7例患者缺乏治疗后的数据,1例患者给药错误)。53例患者的数据可供分析,其中美国22例患者,欧洲或加拿大22例,日本9例。基线时,30例患者(57%)正在接受机械通气治疗,4例(8%)正在接受体外膜氧合。中位随访时间为18日,在此期间有36例患者(68%)的氧气支持分级有所改善;其中,机械通气支持的30例患者中,17例(57%)拔除气管插管。共计25例患者(47%)出院,7例患者(13%)死亡;在接受有创通气的患者中,死亡率为18%(34例患者中死亡6例),而未接受有创通气的患者死亡率为5%(19例患者中死亡1例)。
结论
在因重症COVID-19住院治疗并接受瑞德西韦同情用药的53例患者队列中,36例(68%)观察到临床获益。疗效判断有待于目前正在实施的瑞德西韦的随机、安慰剂对照试验的结果(由吉利德科学公司资助)。
作者信息
Jonathan Grein, M.D., Norio Ohmagari, M.D., Ph.D., Daniel Shin, M.D., George Diaz, M.D., Erika Asperges, M.D., Antonella Castagna, M.D., Torsten Feldt, M.D., Gary Green, M.D., Margaret L. Green, M.D., M.P.H., François-Xavier Lescure, M.D., Ph.D., Emanuele Nicastri, M.D., Rentaro Oda, M.D., Kikuo Yo, M.D., D.M.Sc., Eugenia Quiros-Roldan, M.D., Alex Studemeister, M.D., John Redinski, D.O., Seema Ahmed, M.D., Jorge Bernett, M.D., Daniel Chelliah, M.D., Danny Chen, M.D., Shingo Chihara, M.D., Stuart H. Cohen, M.D., Jennifer Cunningham, M.D., Antonella D’Arminio Monforte, M.D., Saad Ismail, M.D., Hideaki Kato, M.D., Giuseppe Lapadula, M.D., Erwan L’Her, M.D., Ph.D., Toshitaka Maeno, M.D., Sumit Majumder, M.D., Marco Massari, M.D., Marta Mora-Rillo, M.D., Yoshikazu Mutoh, M.D., Duc Nguyen, M.D., Pharm.D., Ewa Verweij, M.D., Alexander Zoufaly, M.D., Anu O. Osinusi, M.D., Adam DeZure, M.D., Yang Zhao, Ph.D., Lijie Zhong, Ph.D., Anand Chokkalingam, Ph.D., Emon Elboudwarej, Ph.D., Laura Telep, M.P.H., Leighann Timbs, B.A., Ilana Henne, M.S., Scott Sellers, Ph.D., Huyen Cao, M.D., Susanna K. Tan, M.D., Lucinda Winterbourne, B.A., Polly Desai, M.P.H., Robertino Mera, M.D., Ph.D., Anuj Gaggar, M.D., Ph.D., Robert P. Myers, M.D., Diana M. Brainard, M.D., Richard Childs, M.D., and Timothy Flanigan, M.D.
From Cedars–Sinai Medical Center, Los Angeles (J.G.), El Camino Hospital, Mountain View (D.S., D. Chelliah), Sutter Santa Rosa Regional Hospital, Santa Rosa (G.G.), Regional Medical Center (A.S., J.R.) and Good Samaritan Hospital (S.M.), San Jose, John Muir Health, Walnut Creek (J.B.), UC Davis Health, Sacramento (S.H.C.), NorthBay Medical Center, Fairfield (S.I.), and Gilead Sciences, Foster City (A.O.O., A.D., Y.Z., L.Z., A. Chokkalingam, E.E., L. Telep, L. Timbs, I.H., S.S., H.C., S.K.T., L.W., P.D., R.M., A.G., R.P.M., D.M.B.) — all in California; the National Center for Global Health and Medicine, Tokyo (N.O.), Tokyo Bay Urayasu Ichikawa Medical Center, Urayasu City (R.O.), Hiratsuka City Hospital, Hiratsuka (K.Y.), Yokohama City University Hospital, Yokohama (H.K.), Gunma University Hospital, Gunma (T.M.), and Tosei General Hospital, Seto (Y.M.) — all in Japan; Providence Regional Medical Center Everett, Everett (G.D.), and University of Washington Medical Center–Northwest (M.L.G.) and Virginia Mason Medical Center (S. Chihara), Seattle — all in Washington; Fondazione IRCCS Policlinico San Matteo, Pavia (E.A.), IRCCS, San Raffaele Scientific Institute (A. Castagna) and Azienda Socio Sanitaria Territoriale Spedali (ASST) Santi Paolo e Carlo, Department of Health Services, University of Milan (A.D.M.), Milan, National Institute for Infectious Diseases, IRCCS, L. Spallanzani, Rome (E.N.), Università degli Study of Brescia, ASST Civili di Brescia, Brescia (E.Q.-R.), San Gerardo Hospital, ASST Monza, University of Milan–Bicocca, Monza (G.L.), and Azienda Unite Sanitarie Locali–IRCCS, Reggio Emilia (M.M.) — all in Italy; Universitätsklinikum Düsseldorf, Düsseldorf, Germany (T. Feldt); Université de Paris, Infection, Antimicrobiens, Modélisation, Evolution (IAME), INSERM, and Assistance Publique–Hôpitaux de Paris, Department of Infectious Diseases, Bichat Hospital, Paris (F.-X.L.), Centre Hospitalier Régional et Universitaire de Brest–La Cavale Blanche, Brest (E.L.), and Division of Infectious Diseases and Tropical Medicine, University Hospital of Bordeaux, Bordeaux (D.N.) — all in France; St. Alexius Medical Center, Hoffman Estates, IL (S.A.); Mackenzie Health, Richmond Hill, ON, Canada (D. Chen); Columbia University Irving Medical Center, New York (J.C.); Hospital Universitario La Paz–Carlos III, Instituto de Investigación Hospital Universitario La Paz, Madrid (M.M.-R.); Bernhoven Hospital, Uden, the Netherlands (E.V.); Kaiser Franz Josef Hospital, Vienna (A.Z.); the U.S. Public Health Service Commissioned Corps, Washington, DC (R.C.); and Miriam Hospital, Providence, RI (T. Flanigan). Address reprint requests to Dr. Brainard at Gilead Sciences, 333 Lakeside Dr., Foster City, CA 94404, or at diana.brainard@gilead.com.
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瑞德西韦治疗新冠肺炎的研究结果需谨慎解读
蓝柯
武汉大学病毒学国家重点实验室
该研究1是一项单用药组的临床观察,患者来自欧美及日本,包括需要有创通气的重症患者,观察到68%(36/53)的患者在氧气支持类型方面得到改善,但也有15%(8/53)的患者加重。18日观察期内的死亡率为13%(7/53),低于以往报道的克力芝临床试验(22%)及中国的早期重症死亡率(17%~78%不等),但应注意到各国的住院标准、治疗流程、医疗设备、支持性治疗等存在较大差异,死亡率的比较需要更为严谨的对照。还应注意该研究观察到60%的副反应,部分患者出现严重副反应,因此药物需在医疗条件保障的情况下使用。
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