THURSDAY, March 24, 2022 (HealthDay News) A fourth dose of mRNA COVID-19 vaccine is immunogenic and safe, but has limited effectiveness against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, according to a study published online March 16 in the New England Journal of Medicine. Gili Regev-Yochay, M.D., from Sheba Medical Center Tel Hashomer […]
The BA.2 variant is responsible for 60 to 80 percent of Israel's new COVID cases, although no solid information shows a fourth dose offers greater protection against infection and serious illness
Efficacy of a Fourth Dose of Covid-19 mRNA Vaccine against Omicron nejm.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from nejm.org Daily Mail and Mail on Sunday newspapers.
Moderna has called on the U.S. Food and Drug Administration to authorize a fourth COVID-19 shot for all adults to help fight waning vaccine protection just two days after Pfizer made a similar request.