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19 Απρ 2022 · Booster shots are a safe and effective way to extend protection against variants of concern. Mixing vaccines may enhance the immune response, and it increases flexibility for when people need a booster dose but doses of the vaccine they first received are not available.
23 Σεπ 2022 · The updated Omicron bivalent booster shot is available to those age 12 and up. Adults can choose from either Pfizer or Moderna; adolescents age 12 to 17 are only eligible for Pfizer.
2 Νοε 2021 · In the case of the Pfizer or Moderna vaccines, the booster shot should be timed 5 months after their second dose, while for the J & J vaccine, it should be time at least 2 months after the single dose of this vaccine.
31 Ιαν 2022 · Health Canada has authorized Moderna's COVID-19 vaccine (also known as Spikevax) and Pfizer-BioNTech's vaccine (Comirnaty) for booster-shot use in people 18 or older. The dosage amounts...
27 Σεπ 2021 · Pfizer booster shots are authorized for certain adults, but what about people who got Moderna or J&J? Here's what to know about mixing and matching vaccine.
27 Ιουλ 2022 · A second booster dose of either the Pfizer-BioNTech or Moderna COVID-19 mRNA vaccines are recommended for people over 50. A second booster is also recommended for certain people 12 years or older who are moderately or severely immunocompromised.
A 2021 trial by Pfizer suggests that, from 7 days onwards, a booster dose of Pfizer is extremely effective at preventing illness from Covid-19. I am immunosuppressed or immunocompromised - can I have a booster?