South African Strain (B.1.351)

The current vaccines should still be effective against the more deadly South African strain (B.1.351) of COVID-19. Moderna is looking into adding either a third dose or a new version of their vaccine to give further protection against the South African strain.

The current vaccines should still be effective against the more deadly South African strain (B.1.351) of COVID-19. Moderna is looking into adding either a third dose or a new version of their vaccine to give further protection against the South African strain.