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  1. May 1, 2024 · In December 2020, the Pfizer-BioNTech COVID-19 vaccine two-dose series was found to be both safe and effective in preventing COVID-19 infection in people age 18 and older. This data helped predict how well the vaccines would work for younger people.

    • Should Pregnant and Breastfeeding Women Be Vaccinated?
    • Who Should Not Take The Vaccine?
    • Is This Vaccine Recommended For Children and Adolescents?
    • How Efficacious Is The Vaccine?
    • What Is The Recommended Dosage?
    • Is A Booster Dose Recommended For This Vaccine?
    • Can This Vaccine Be ‘Mixed and Matched’ with Other Vaccines?
    • Does It Prevent Infection and Transmission?
    • Does It Work Against New Variants?
    • How Does This Vaccine Compare to Other Covid-19 Vaccines in use?

    Given the adverse consequences of COVID-19 disease during pregnancy and the increasing data supporting a favorable safety profile of BNT162b2 in pregnancy, WHO recommends the use of BNT162b2 in pregnant individuals. WHO does not recommend pregnancy testing prior to vaccination. WHO does not recommend delaying pregnancy or terminating pregnancy beca...

    People with a history of severe allergic reaction to any component of the vaccine should not take it. Anyone with fever (body temperature over 38.5 ºC) should postpone vaccination until they are afebrile.

    This vaccine is authorized for use for those aged 6 months and older, with an adjustment in the recommended dosage for those aged 6 months to 4 years, and an adjustment for those aged 5-11 years. WHO recommends that countries should consider using the vaccine in children aged 6 months and older to 17 only when high vaccine coverage with 2 doses has...

    The Pfizer BioNTech vaccine against COVID-19 has very high efficacy against severe disease and moderate efficacy against symptomatic SARS-CoV-2 infection.

    For all persons aged 12 years and above, SAGE recommends two doses (30 µg, 0.3 ml each), 4-8 weeks apart given intramuscularly into the deltoid muscle. For children aged 5 to 11 years SAGE recommends two doses (10 µg, 0.2 ml each) given intramuscularly into the deltoid muscle and provided 4-8 weeks apart, preferentially 8 weeks. For infants and chi...

    The first booster dose is recommended for the highest priority-use groups (e.g. older adults, persons with moderate to severe immunocompromising conditions, and health workers) followed by lower priority-use groups, 4-6 months after the completion of the primary series. If more than 6 months have elapsed since completion of the primary series, the ...

    SAGE accepts two doses from different COVID-19 vaccine platforms of WHO Emergency Use Listing (EUL) COVID-19 vaccines as a complete primary series. For countries considering mix-and match schedules, WHO has made recommendations to ensure equivalent or favourable immunogenicity or vaccine effectiveness for heterologous versus homologous schedules: 1...

    There is modest vaccine impact on transmission. In the meantime, we must maintain and strengthen public health measures that work: masking, physical distancing, handwashing, respiratory and cough hygiene, avoiding crowds, and ensuring good ventilation.

    The vaccine remains effective against virus variants, though for the Omicron variant, vaccine effectiveness against severe and mild disease after two doses is lower compared to Delta, and waning is more rapid. Therefore, a third dose (first booster) is recommended for all adults, and a second booster for the highest priority-use groups.

    It is impossible to compare vaccines head-to-head due to the different approaches taken in designing the respective studies, but overall, all of the vaccines that have achieved WHO Emergency Use Listing are highly effective in preventing severe disease and hospitalization due to COVID-19. This webpage was updated on 18 August 2022 to reflect the la...

  2. Sep 15, 2023 · How Effective Is It? The Pfizer vaccine has performed very well in clinical trials. The effective rate of the vaccine was 52% between the first and second dose of the vaccine, 91% a week after the second dose, and 95% effective beyond that.

  3. Apr 1, 2021 · The vaccine was 100% effective against severe disease as defined by the U.S. Centers for Disease Control and Prevention (CDC), and 95.3% effective against severe COVID-19 as defined by the U.S. Food and Drug Administration (FDA).

  4. Apr 19, 2024 · Efficacy: For the original shots, 91% efficacy in preventing symptomatic COVID-19 in people 16 years of age or older a week or more after receipt of the second dose. Safety: No serious safety...

  5. Sep 15, 2023 · It found that getting the primary series and at least one dose of the bivalent vaccine – from either Moderna or Pfizer – was 61% effective in protecting against such medical visits, compared ...

  6. Mar 17, 2022 · Two doses of Pfizer-BioNTech vaccine received <5 months earlier were moderately effective (31%) in preventing symptomatic and asymptomatic Omicron infection among children aged 5–11 years and 59% effective among adolescents aged 12–15 years.

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    related to: How effective is the Pfizer vaccine?
  2. 65 And Older & Got A 2023-24 COVID-19 Shot? You May Be Eligible For An Additional Dose. Use The Vaccine Finder To Find COVID-19 Vax Locations Near You & Help Stay Protected.

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