If you receive a Pfizer-BioNTech or Moderna COVID-19 vaccine, you will need 2 shots to get the most protection.
Do you need two Pfizer-BioNTech and Moderna COVID-19 vaccines?
If you received a Pfizer-BioNTech or Moderna COVID-19 vaccine, you should get the same product for your second shot. You should get your second shot even if you have side effects after the first shot, unless a vaccination provider or your doctor tells you not to get it.
When should you take the second COVID-19 vaccine?
The timing between your first and second shots depends on which vaccine you received. If you received the Pfizer-BioNTech COVID-19 Vaccine, you should get your second shot 3 weeks (or 21 days) after your first.
What is the recommended interval between doses of the Pfizer-BioNTech and Moderna COVID-19 vaccines?
The recommended interval between doses is 21 days for Pfizer-BioNTech and 28 days for Moderna; however, up to 42 days between doses is permissible when a delay is unavoidable.
How many injections do you need for the Pfizer COVID-19 vaccine?
Number of shots: 2 shots, 21 days apart
How far apart are the Moderna Covid vaccine doses?
The Moderna COVID-19 Vaccine vaccination series is 2 doses given 1 month apart. If you receive one dose of the Moderna COVID-19 Vaccine, you should receive a second dose of the same vaccine 1 month later to complete the vaccination series.
What happens if you don’t take the second shot of the COVID-19 vaccine?
Put simply: Not receiving the second vaccine
increases your risk of contracting COVID-19
. An additional study from March showed one vaccine dose limited risk of infection by 80 percent compared to 90 percent with two doses.
What is the interval between the first and second doses of the Pfizer and Moderna COVID-19 vaccines?
* The recommended interval between the first and second dose is 21 days for Pfizer-BioNTech and 28 days for Moderna; in this study, second doses received 17–25 days (Pfizer-BioNTech) and 24–32 days (Moderna) after the first dose were included.
Is the Pfizer-BioNTech and Moderna COVID-19 vaccine interchangeable?
COVID-19 vaccines are not interchangeable. If you received a Pfizer-BioNTech or Moderna COVID-19 vaccine, you should get the same product for your second shot.
How long is the Pfizer vaccine effective for?
An April 2021 press release from Pfizer notes that protection from the Pfizer-BioNTech vaccine lasts at least 6 months.
What is the difference between Pfizer and Moderna vaccine?
Moderna’s shot contains 100 micrograms of vaccine, more than three times the 30 micrograms in the Pfizer shot. And Pfizer’s two doses are given three weeks apart, while Moderna’s two-shot regimen is administered with a four-week gap.
What happens if you get COVID-19 between first and second shots?
It’s possible to become infected with COVID-19 between the first and second shots of the Pfizer and Moderna vaccines — and immediately following the second shot of these vaccines. If you do catch COVID-19 between the two vaccine doses, you should make sure to get the second shot once you’re feeling better.
