UW Virology Research Clinic
delta variant
December 20, 2021
Novavax Letter to PREVENT-19 Trial Participants
![Novavax](https://www.uwvteu.org/wordpress/wp-content/uploads/2021/12/novavax-logo-square-150x150.png)
We remain sincerely grateful for your participation in the PREVENT-19 clinical trial and your significant contribution to medical research addressing COVID-19. We are writing to provide an update on Novavax’ COVID-19 vaccine program. Foremost is the exciting news that the Novavax COVID-19 vaccine demonstrated high level efficacy in our PREVENT-19 Phase 3 trial in the U.S. and Mexico.