US clears updated COVID booster for latest variant

US clears updated COVID booster for latest variant

WASHINGTON (AP) — The United States on Wednesday authorized the first update to a COVID-19 vaccine, a booster dose for the most common strain of omicron today. Shooting can begin within a few days. FDA move tweaks Pfizer and rival Moderna’s formulas that have already saved millions s life.Hope is a modified booster would suppress …

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