A patient looks on as a registered nurse prepares a syringe with a dose of Pfizer COVID-19 vaccine at a vaccination site in the Queens borough of New York, NY, July 30, 2021.
Mandatory Credit: ANTHONY BEHAR/SIPA USA/AP
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FDA approval of the Covid-19 vaccine could mean more people will get vaccinated for an unexpected reason
Pfizer's Covid-19 vaccine is currently only authorized for emergency use in the United States, but its full approval by the US Food and Drug Administration could happen within weeks.
