The covid vaccine is an mRNA vaccine which uses mRNA created in a lab to trigger an immune response.
There are three covid vaccines available in the US for adults aged 18 years or older. They are Moderna, Pfizer-BioNTech, and Johnson and Johnson's Janssen vaccines. Children aged 6 months or older are eligible to receive the Pfizer-BioNTech or Moderna vaccines. See below for the adult and pediatric vaccine schedules.
Learn more about the vaccines:
Bivalent Boosters Are Now Available
The new covid-19 booster vaccine is bivalent, which means it protects against the original strain of the Covid-19 virus as well as the highly contagious Omicron strains. The new booster is available for all individuals 12 years or older who have received the full primary series of the covid vaccine. You can get the new vaccine two months after finishing the primary series.
The bivalent booster is recommended for
Anyone 12 years or older who have received the primary series of the vaccine, regardless of if they received the first booster.