Fact Sheet: COVID-19 Vaccines Approved for Emergency Use Authorization in the U.S.

Many vaccines are currently being tested as a tool to combat the COVID-19 pandemic. This fact sheet explains the differences and similarities between the three vaccines approved for Emergency Use Authorization (EUA) by the Food and Drug Administration (FDA) in the U.S. as of March 15, 2021: the Pfizer vaccine, the Moderna vaccine, and the Johnson & Johnson (Janssen) vaccine.