January 10, 2022
ome Americans with a weakened immune system who face high risks for severe COVID-19 become eligible this week to receive a fourth dose of a coronavirus vaccine.
The CDC endorsed a third dose of the Pfizer or Moderna vaccines for moderately and severely immunocompromised people on Aug. 13, which is considered part of their first immunization series rather than a booster shot.
In October, the CDC said moderately and severely immunocompromised people could receive a booster shot, or a fourth dose of the vaccine, 6 months after their third dose.
But the CDC last week shortened the timeline to 5 months for a booster shot of the Pfizer or Moderna vaccines. That means immunocompromised people could begin signing up for a fourth shot later this week, The New York Times reported.
Read more at WebMD.