Daily Archives: January 28, 2021

South Africa COVID vaccine results cause Novavax to begin work immediately on ”a booster and/or combination bivalent vaccine”

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By Daniel R. Lucey MD, MPH, FIDSA Today the U.S.-based Novavax announced the results in a press release that its COVID-19 vaccine had 49.4% vaccine efficacy (95% Confidence Interval: 6.1 – 72.8) in its overall trial population in a Phase 2b trial in South Africa. Novavax stated that “approximately 90% of COVID-19 cases attributed to […]