Mar 222022
 

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 to the US Food and Drug Administration to authorize fourth doses—second boosters—of their COVID-19 vaccines.
Pfizer and its vaccine partner BioNTech announced Tuesday that they had asked the FDA to authorize fourth doses for adults age 65 and above. The move followed days of Pfizer CEO Albert Bourla saying in press interviews that a fourth shot is “necessary” for everyone.
Late Thursday, Moderna announced that it, too, had asked the FDA to authorize fourth doses—for all adults. In the announcement, Moderna described the request as intended to “provide…

External feed Read More at the Source: https://arstechnica.com/?p=1842232

 2022-03-22

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