All but one of the COVID-19 vaccines currently in Phase 3 clinical trials in the United States need two shots to be effective. The other COVID-19 vaccine uses one shot.
How many shots will be needed?
Where will we be able to get a vaccine?
November 11th, 2020
When will a vaccine be available?
November 9th, 2020
What is Operation Warp Speed?
November 4th, 2020