Safety, efficacy, and immunogenicity of the NVX-CoV2373 vaccine

Autor: Eddie Underwood, Lisa M. Dunkle, Shabir A. Madhi, Cynthia L. Gay, Paul T. Heath, Karen L. Kotloff, Katherine Smith, Gordon Chau, Shirley Galbiati, Alice McGarry, Wayne Woo, Iksung Cho, Katia Alves, Germán Áñez, Chijioke Bennett, Vivek Shinde, Louis Fries, Raburn M. Mallory, Gregory M. Glenn, Seth Toback
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Expert Review of Vaccines, Vol 22, Iss 1, Pp 501-517 (2023)
Druh dokumentu: article
ISSN: 1476-0584
1744-8395
14760584
DOI: 10.1080/14760584.2023.2218913
Popis: Introduction The coronavirus disease 2019 (COVID-19) pandemic, caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has resulted in significant morbidity and mortality worldwide. As SARS-CoV-2 moves into endemic status, vaccination remains a key element in protecting the health of individuals, societies, and economies worldwide. Areas covered NVX-CoV2373 (Novavax, Gaithersburg, MD) is a recombinant protein vaccine composed of SARS-CoV-2 spike trimer nanoparticles formulated with saponin-based Matrix-M™ adjuvant (Novavax, Gaithersburg, MD). NVX-CoV2373 is authorized for emergency use in adults and adolescents aged ≥12 years in the United States and numerous other countries. Expert opinion In clinical trials, NVX-CoV2373 showed tolerable reactogenicity and favorable safety profiles characterized by mostly mild-to-moderate adverse events of short duration and by low rates of severe and serious adverse events comparable to those seen with placebo. The two-dose primary vaccination series resulted in robust increases in anti-spike protein immunoglobulin G, neutralizing antibody titers, and cellular immune responses. NVX-CoV2373 vaccination was associated with complete protection against severe disease and a high (90%) rate of protection against symptomatic disease in adults, including symptomatic disease caused by SARS-CoV-2 variants. Additionally, the NVX-CoV2373 adjuvanted recombinant protein platform offers a means to address issues of COVID-19 vaccination hesitancy and global vaccine equity.
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