The US Food and Drug administration (FDA) has given approvals to Moderna and Johnson & Johnson (J&J) to authorize boosters. By using a mix and match approach, the FDA has authorized the boosters for all populations eligible to receive one under the emergency use authorization currently in place. Elaborating on the authorization, a booster is recommended for the one-dose J&J vaccine, with recipients having the choice between receiving another J&J vaccine or Moderna’s mRNA vaccine. Similarly, people who received Moderna now have the option of receiving a J&J vaccine. Moderna boosters though are currently only authorized for people aged 65+ years old or have an increased risk of developing severe disease.
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