The Centers for Disease Control and Prevention quietly updated its COVID-19 vaccine guidance Monday for large swaths of immunocompromised people, saying they can receive a booster dose of a COVID vaccine at least six months after completing their primary vaccination series.
But unlike boosters for the vast majority of Americans, a booster shot for an immunocompromised individual may be their fourth COVID shot.
In August, the CDC recommended that immunocompromised individuals who had been initially vaccinated with either the Pfizer-BioNTech or the Moderna mRNA vaccine — but not Johnson and Johnson’s vaccine — receive a third dose of an mRNA vaccine. That extra dose was not considered a booster, but rather a part of their primary vaccination series.
For more on this story, go to NBC News.
Feeling out of the loop? We'll catch you up on the Chicago news you need to know. Sign up for the weekly> Chicago Catch-Up newsletter.