Ideally, vaccine boosters are given no sooner than necessary, but well before widespread protective immunity declines. The risks of waiting too long are obvious: as immunity wanes, the rates of infection, serious illness, and death may begin to rise.
Who should get the Pfizer COVID-19 booster shot?
The federal health agency said anyone 65 or older, anyone in long-term care, or aged 50 to 64 but with underlying health conditions, should get the booster. The CDC added that anyone 18 to 49 with underlying health issues or workers like nurses, first responders and other high-risk jobs also may get the booster.
How many shots of the the Johnson & Johnson’s Janssen (J&J/Janssen) COVID-19 vaccine do you need?
If you receive the viral vector COVID-19 vaccine, Johnson & Johnson’s Janssen (J&J/Janssen) COVID-19 Vaccine, you will only need 1 shot.