Adults 50 and older can get a second booster dose of either the Pfizer-BioNTech or the Moderna vaccine at least four months after their first booster.
In this regard, When do you get the second COVID-19 vaccine?
If you receive a vaccine that requires two doses, you should get your second shot as close to the recommended interval as possible. However, your second dose may be given up to 6 weeks (42 days) after the first dose, if necessary.. You should not get the second dose earlier than the recommended interval.
Then, Can I take the Pfizer COVID-19 vaccine after 21 days? The CDC says waiting more than 21 days between the Pfizer shots will not wreck the vaccine’s effectiveness.
In this way, How long is the Pfizer vaccine for COVID-19 effective?
July 28, 2021 – Pfizer’s COVID-19 vaccine continues to show strong protection against serious illness and hospitalization after 6 months, but overall protection against the virus appears to wane after a half a year, according to a new study.
How long does immunity last after COVID-19?
Because of the limited length of follow-up, it remains unclear how long immune protection will last after previous infection
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