Previous COVID-19 vaccines are called “original” because they were designed to protect against the original virus that causes COVID-19.
As of April 18, 2023, the original Pfizer-BioNTech and Moderna COVID-19 vaccines are no longer authorized for use by the FDA in the United States. Updated Pfizer-BioNTech and Moderna COVID-19 vaccines are being used for all age groups.
As of May 6, 2023, J&J/Janssen COVID-19 vaccine has expired and is no longer available for use in the United States.