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1. www.yalemedicine.org › news › covid-19-vaccineComparing the COVID-19 Vaccines: How Are They Different?

   www.yalemedicine.org › news › covid-19-vaccine

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   Sep 3, 2024 · How well it works: While it’s 2024-2025 updated vaccine targets the JN.1 variant—and not KP.2 like Pfizer and Moderna, Novavax has reported that non-clinical data has demonstrated broad cross-neutralizing antibodies against multiple variant strains, including JN.1, KP.2 and KP.3.

   • Email: kathy.katella-cofrancesco@yale.edu

2. Videos

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     Pfizer or Moderna - which is more effective as a COVID-19 booster shot? Findings from an MOH study

     15 Nov 2021

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     Vaccine 'mix-and-match': I got the Moderna vaccine. Can I get a Pfizer booster?

     24 Sep 2021

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     What are the differences between the Moderna and Pfizer booster shots?

     20 Dec 2021

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3. www.cbc.ca › radio › whitecoatModerna or Pfizer: Which vaccine is a better booster? Experts ...

   www.cbc.ca › radio › whitecoat

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   Jan 31, 2022 · The regular full dose of Moderna is 100 micrograms of nucleoside-modified messenger RNA (mRNA) compared to Pfizer's full dose vaccine which is 30 micrograms. The Moderna booster shot is a half...

4. time.com › 6317294Does It Matter Which COVID-19 Booster Shot You Get? - TIME

   time.com › 6317294

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   Sep 26, 2023 · Both Moderna’s and Pfizer-BioNTech’s vaccines are approved for people 12 years and older, and have an emergency use authorization for children under 12.

5. www.bennett.ox.ac.uk › blog › 2023Comparative Effectiveness of Pfizer and Moderna COVID-19 ...

   www.bennett.ox.ac.uk › blog › 2023

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   Apr 5, 2023 · We compared the effectiveness of the Pfizer and Moderna COVID-19 vaccines during the 2021/22 booster vaccination programme in England, using the OpenSAFELY-TPP database, covering around 40% of English residents.

6. www.bbc.co.uk › news › health-59489988Covid: Pfizer and Moderna jabs give best overall boost, UK ...

   www.bbc.co.uk › news › health-59489988

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   Dec 3, 2021 · Overall, the mRNA vaccines - Moderna and Pfizer - gave the best boost to antibodies and T-cells, which are known to be important factors in how well vaccines work, particularly after two initial...

7. www.scientificamerican.com › article › yourYour Questions about the New COVID Booster Shots, Answered

   www.scientificamerican.com › article › your

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   Sep 16, 2022 · In that case, you must have received three primary doses of Moderna or Pfizer-BioNTech, two primary doses of Novavax or one primary dose of Janssen plus an additional dose of Pfizer-BioNTech or...

8. People also ask

   How many micrograms are in a Moderna booster?

   • The original Moderna booster, for example, had a 50-microgram dose. The updated booster contains 25 micrograms of the original-virus-based vaccine and 25 micrograms of the Omicron BA.4/BA.5 vaccine. “So you’re reducing the vaccine dose, which is always a concern that it could be less effective,” Ahmed says.

   Your Questions about the New COVID Booster Shots, Answered

   www.scientificamerican.com/article/your-questions-about-the-new-covid-booster-shots-answered/

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   Is Moderna boosting better than Pfizer boosting?

   • Given the potential role of mixed dosing for providing increased protection, it’s possible that our study population inherently favours Moderna boosting over Pfizer boosting, as all people getting a Moderna booster are dose-mixed, unlike those getting a Pfizer booster because some will have had Pfizer for all their doses. Why is this important?

   Comparative Effectiveness of Pfizer and Moderna COVID-19 Vaccines for

   www.bennett.ox.ac.uk/blog/2023/04/comparative-effectiveness-of-pfizer-and-moderna-covid-19-vaccines-for-boosting/

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   Will Pfizer & Moderna boosters cut the risk of infection?

   • The trial results are thought to have prompted the UK to order an extra 114 million doses of Pfizer and Moderna vaccines to be rolled out over the next two years. Boosters can cut the risk of infection by more than 93%.

   Covid: Pfizer and Moderna jabs give best overall boost, UK trial finds

   www.bbc.co.uk/news/health-59489988

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   Does a Moderna booster increase antibody levels against Omicron?

   • In a clinical preprint study evaluating one of Moderna’s earlier bivalent booster versions—which was made with the ancestral form and the original Omicron variant, called BA.1—participants who received the booster had a 7.1-fold rise in neutralizing antibody levels against Omicron.

   Your Questions about the New COVID Booster Shots, Answered

   www.scientificamerican.com/article/your-questions-about-the-new-covid-booster-shots-answered/

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9. www.ema.europa.eu › en › newsCOVID-19 Vaccine Janssen: EMA recommendation on booster dose

   www.ema.europa.eu › en › news

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   Dec 15, 2021 · EMA’s human medicines committee (CHMP) has concluded that a booster dose of COVID-19 Vaccine Janssen may be considered at least two months after the first dose in people aged 18 years and above.