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Pfizer-BioNTech COVID-19 vaccine 2024-2025 formula is authorized for people ages 6 months through 11 years. Comirnaty is approved for people age 12 and older. The vaccines that help protect against COVID-19 are safe and effective based on clinical trials and continued monitoring.
Pfizer-BioNTech and Moderna vaccines are both mRNA vaccines with similar efficacy. Learn more about these as well as the Novavax vaccine.
First introduced in December 2020, the original COVID mRNA vaccines from both Pfizer and Moderna protected against the original SARS-CoV-2 virus. They have been replaced three times since then with shots targeting different iterations of the Omicron strain.
Both mRNA vaccines offer significant protection against breakthrough infections and hospitalizations, but new research from data collected before Omicron hit shows Moderna's vaccine may...
The study found that the Pfizer-BioNTech vaccine had an effectiveness of 88.8 percent, compared with Moderna’s 96.3 percent.
Clinical trials for the two mRNA vaccines found that both Pfizer and Moderna were safe and had similar effectiveness: 95% for Pfizer and 94.1% for Moderna.
In a multistate network of U.S. hospitals during January–March 2021, receipt of Pfizer-BioNTech or Moderna COVID-19 vaccines was 94% effective against COVID-19 hospitalization among fully vaccinated adults and 64% effective among partially vaccinated adults aged ≥65 years.
According to early randomized trials, the Pfizer and Moderna vaccines have demonstrated more than 90% effectiveness for preventing symptomatic COVID-19. However, the vaccines’ comparative effectiveness for a range of outcomes, across diverse populations, and against the Delta variant was unknown.
Comparison of Pfizer-BioNTech (BNT162b2) versus matched Moderna (mRNA-1273) vaccine recipients (n = 902,235 in each group) with respect to the risk of developing SARS-CoV-2 infection, SARS-CoV-2-related hospitalization and SARS-CoV-2-related death over a 24-week time period since vaccination.
Pfizer’s booster is cleared for anyone 12 and older, while Moderna’s booster is for people 18 and older. To get either one, you’ll need to be at least two months removed from completing a ...