WASHINGTON (AP) — The U.S. on Wednesday authorized its first update to COVID-19 vaccines, booster doses that target today’s most common omicron strain. Shots could begin within days. The move by the ...
New, modified versions of Pfizer’s and Moderna’s existing COVID-19 vaccines received a green light from the Food and Drug Administration to be used as booster shots on Wednesday, Aug. 31. The “updated ...
This August 2022 photo provided by Pfizer shows vials of the company’s updated COVID-19 vaccine during production in Kalamazoo, Mich. Pfizer via AP New, modified versions of Pfizer’s and Moderna’s ...
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