Posted in Web Novavax Says Its Covid-19 Vaccine Is 89% Effective in … February 2, 2021 Novavax said it has recruited over 16,000 Americans into its vaccine’s U.S. trial and expects to complete its targeted enrollment of 30,000 by the first half of February. https://www.barrons.com/articles/novavax-says-its-vaccine-is-89-effective-in-britainbut-not-as-effective-against-the-south-african-variant-51611887551