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Wed, Sep

pfizer

    • The European Commission currently has a portfolio of 2.3 billion doses from half a dozen companies. “Other contracts and other vaccine technologies will follow,” von der Leyen said in a Twitter message.

    The European Union cemented its support for Pfizer-BioNTech and its novel COVID-19 vaccine technology Saturday by agreeing to a massive contract extension for a potential 1.8 billion doses through 2023.

    • The one-dose option worked better in the U.S. — 72% effective against moderate to severe COVID-19 — compared with 66% in Latin America and 57% in South Africa, where a more contagious mutant virus is spreading.

    Johnson & Johnson asked U.S. regulators Thursday to clear the world’s first single-dose COVID-19 vaccine, an easier-to-use option that could boost scarce supplies.

    • Vaccinating teens is considered a critical step in curbing community spread. Right now, Pfizer is the only vaccine authorized for teens 16- and 17-years-old with Moderna and Johnson & Johnson still studying the impact on teens.

     Pfizer, the first vaccine maker to become authorized in the U.S., on Friday asked federal regulators to authorize its vaccine for kids as young as 12, insisting that recent clinical trials showed it’s both safe and effective.

    • In laboratory tests, blood from several dozen people given their first dose of the Pfizer or AstraZeneca vaccines “barely inhibited” the delta variant, the team reported in the journal Nature. But ...

    Pfizer is about to seek U.S. authorization for a third dose of its COVID-19 vaccine, saying Thursday that another shot within 12 months could dramatically boost immunity and maybe help ward off the latest worrisome coronavirus mutant.

    • The move sets off what will be the largest vaccination campaign in U.S. history -- but it also has global ramifications because it’s a role model to many other countries facing the same decision.

    The U.S. gave the final go-ahead Friday to the nation’s first COVID-19 vaccine, marking what could be the beginning of the end of an outbreak that has killed nearly 300,000 Americans.

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