Posted in Uncategorized Novavax COVID vaccine, potential 4th option, clears FDA panel November 20, 2022 The Novavax vaccine was 90% effective in clinical trials, but those tests were done in early 2021, before the omicron variant emerged and decreased vaccines’ ability to prevent infection. https://www.nydailynews.com/coronavirus/ny-covid-novavax-vaccine-approved-fda-20220607-cujnckudmjcufacovb2bv5devq-story.html