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Bebtelovimab is a neutralizing human immunoglobulin G1 (IgG1) monoclonal antibody, isolated from a patient who has recovered from the Coronavirus disease 2019 (COVID-19), directed against the spike (S) protein of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), that can potentially be used for immunization against COVID-19. [6]
Sipavibart, sold under the brand name Kavigale, is a medication used for the prevention of COVID-19 in people who are immunocompromised. [1] Sipavibart is a recombinant human IgG1 monoclonal antibody that provides passive immunization against SARS-CoV-2 by binding its spike protein receptor binding domain.
Bamlanivimab is a monoclonal antibody developed by AbCellera Biologics and Eli Lilly as a treatment for COVID-19. [8] The medication was granted an emergency use authorization (EUA) by the US Food and Drug Administration (FDA) in November 2020, [9] [10] [11] and the EUA was revoked in April 2021.
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The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.
NEW YORK — A new, next-level coronavirus-antibody test that measures not just antibodies' presence but also how much protection they afford are on the way. The test, which on Wednesday received ...
A benefit of casirivimab and imdevimab treatment has not been shown in people hospitalized due to COVID‑19. [9] Monoclonal antibodies, such as casirivimab and imdevimab, may be associated with worse clinical outcomes when administered to hospitalized people with COVID‑19 requiring high flow oxygen or mechanical ventilation. [9]
Over 2021–22, two Cochrane reviews found insufficient evidence for using neutralizing monoclonal antibodies to treat COVID-19 infections. [53] [54] The reviews applied only to people who were unvaccinated against COVID‐19, and only to the COVID-19 variants existing during the studies, not to newer variants, such as Omicron. [54]