Pfizer Covid Vaccine Booster Shot
If you received Pfizer-BioNTech or ModernaWho should get a booster:Everyone 18 years or olderWhen to get a booster:At least 6 months after completing your primary COVID-19 vaccination.Which booster should you get?Any of the COVID-19 vaccines authorized in the United States
Do I really need a COVID-19 vaccine booster?
Boosters are being recommended because data is showing that protection against mild and moderate COVID-19 via the vaccines is declining over time — particularly for those who were vaccinated some time ago.
How Do I Know If I Need a COVID-19 Booster Shot? - Houston Methodist
How long before the COVID-19 booster shot is effective?
How long does the booster take to work? Studies have shown very high protection after one or two weeks after the booster jab. A recent trial by Pfizer suggests that from seven days onwards, a booster dose of Pfizer is extremely effective at preventing illness from Covid-19.
Covid booster vaccines: what you need to know | BHF
Should the COVID-19 booster shot be the same brand as the first and second doses?
Currently, the CDC doesn't have a "product preference" on one booster over the other -- noting that it's generally recommended to stick to the same brand for primary and second vaccine series, but people can choose whichever booster they'd like, or get the one available to them.
Which booster should I get? What to know about mixing vaccines - CNET
What is a COVID-19 booster shot?
A COVID booster shot is an additional dose of a vaccine given after the protection provided by the original shot(s) has begun to decrease over time. Typically, you would get a booster after the immunity from the initial dose(s) naturally starts to wane.
Booster Shots, Third Doses and Additional Doses for COVID-19