Coronavirus Update: Novavax Vaccine Shows High Effectiveness Against Variants
Plus: Korea Makes Vaccine Plan, AZ To Produce In Japan
The vaccine is 95.6% effective at preventing infection with the original COVID-19 strain and 85.6% effective at protecting against the B.1.1.7 strain, with an overall level of protection across the strains of 89.3%. Meanwhile, South Korea has drawn up a national vaccination plan and AstraZeneca is set to produce doses of its vaccine in Japan.
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South Africa recently decided against using AstraZeneca partner Serum Institute’s vaccine for its immunization program, given its low efficacy against the B.1.351 strain. However, certain vaccines have shown higher efficacy. Is this a sign that newer strains of SARS-CoV-2 could upset supply deals and revenue projections for some vaccines?