Tag: fourth dose
COVID 19 Tech

Murky case for fourth doses now with FDA as protection wanes, BA. 2 looms

Enlarge / The US Food and Drug Administration in Silver Spring, Maryland. (credit: Getty | Xinhua News Agency ) Vaccine-makers Moderna and Pfizer have now both submitted requests for the US Food plus Drug Administration to authorize fourth doses—second boosters—of their COVID-19 vaccines. Pfizer, along with vaccine partner BioNTech, announced Tuesday that they had asked […]

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COVID 19 Tech

Pfizer CEO pushes for fourth shots as anxiety over BA.2 subvariant rises

Enlarge / Pfizer Chairman and CEO Dr. Albert Bourla speaks onstage at the 2022 SXSW Conference at JW Marriott Austin on March 14, 2022 in Austin. (credit: Getty | Chris Saucedo) While US health experts closely monitor upticks of COVID-19 cases in Europe as well as the global rise of the omicron subvariant BA.2, Pfizer […]

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