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Oct 21, 2022 · The new booster is designed to protect against the original strain and Omicron subvariants BA.4 and BA.5. Both Pfizer and Moderna’s bivalent boosters are the same dose size as the previous version. Pfizer’s vaccine for ages 12 and up contains 30 micrograms of antigen, while Moderna’s contains 50 micrograms.
Jan 25, 2023 · In the real-world CDC data, researchers show that the bivalent booster is reducing COVID-19 among those who receive it, and that protection from disease against the newest variants is similar to...
Sep 30, 2022 · The reformulated boosters, known as a bivalent vaccine, include components of both the original virus strain that triggered the COVID-19 epidemic and the now-dominant omicron versions, BA.4 and BA.5. The result is broader protection against the coronavirus and its most widely seen variant. By staying up to date with the newest vaccine, you have ...
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May 23, 2022 · A small study has found that booster doses of existing COVID-19 vaccines provide good protection against the Omicron variant of SARS-CoV-2 and its most common subvariant. What you need to know.
Sep 2, 2022 · The Centers for Disease Control and Prevention recommended Thursday that teenagers and adults get updated booster shots from Pfizer or Moderna. The shots — also known as bivalent vaccines —are...
Sep 16, 2022 · The Food and Drug Administration authorized new formulations of the Moderna and Pfizer-BioNTech COVID vaccines for use as a single booster dose just a few weeks ago. That decision was quickly...
Nov 20, 2021 · For those who got mRNA vaccines, the evidence suggesting a need for a booster is strongest for older adults who got the Pfizer/BioNTech shots, said Dr. Paul Offit, an infectious disease expert at...
