bivalent vaccine : NPR

The FDA considers a major shift in the nation's COVID vaccine strategy

Licensed vocational nurse Denise Saldana vaccinates Pri DeSilva, associate director of Individual and Corporate Giving, with a fourth Pfizer COVID-19 vaccine booster at the Dr. Kenneth Williams Health Center in Los Angeles, Nov. 1, 2022. Damian Dovarganes/AP hide caption

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Damian Dovarganes/AP

Shots - Health News

The FDA considers a major shift in the nation's COVID vaccine strategy

January 23, 2023 • The new approach would simplify vaccination guidance so that, every fall, people would get a new shot, updated to try to match whatever variant is dominant.

The FDA considers a major shift in the nation's COVID vaccine strategy

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Coronavirus (booster) FAQ: Can it cause a positive test? When should you get it?

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Coronavirus (booster) FAQ: Can it cause a positive test? When should you get it?

October 4, 2022 • There is a lot of information about coronavirus vaccines out there, and some of it seems vague or contradictory. We talked to experts to help answer some of the most common and confusing questions.

Pfizer asks FDA to greenlight new omicron booster shots, which could arrive this fall

The new booster shot would be an update to Pfizer's current version of the shot, which was designed for the original strain of the coronavirus. Nam Y. Huh/AP hide caption

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Nam Y. Huh/AP

Shots - Health News

Pfizer asks FDA to greenlight new omicron booster shots, which could arrive this fall

August 22, 2022 • Pfizer has submitted data on its bivalent COVID-19 booster shot that specifically targets the latest omicron subvariants. If authorized, the company says the shots could be ready as soon as September.

Summer boosters for people under 50 shelved in favor of updated boosters in the fall

The Biden administration plans to offer updated booster shots in the fall. Mario Tama/Getty Images hide caption

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Mario Tama/Getty Images

Shots - Health News

Summer boosters for people under 50 shelved in favor of updated boosters in the fall

July 28, 2022 • The Biden administration is scrapping plans to offer COVID boosters for people under 50 this summer. Instead officials will push for an earlier release of the next generation boosters in the fall.

Summer boosters for people under 50 shelved in favor of updated boosters in the fall

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Moderna says its new 'bivalent' vaccine shows promise against COVID variants

A health care worker prepares the current COVID vaccine booster shots from Moderna in February. The company says a bivalent vaccine that combines the original strain with the omicron strain is the lead candidate for a fall vaccination campaign. Bloomberg/Bloomberg via Getty Images hide caption

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Shots - Health News

Moderna says its new 'bivalent' vaccine shows promise against COVID variants

April 19, 2022 • The company says this version targets both the original coronavirus and the beta variant, and appears to provide broader and longer-lasting protection against different strains, including omicron.