Pfizer and BioNTech asked the Food and Drug Administration Friday for full approval of the companies’ Covid-19 vaccine. If approved, it would be the first Covid-19 vaccine in the United States to hold that distinction.
The vaccine was the first to be granted an emergency use authorization, or EUA, in December, for use in the U.S.
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Vaccines can only be authorized in this manner during public health emergencies — in this case, the Covid-19 pandemic. Indeed, all Covid-19 vaccines currently in use in the U.S. are being administered through EUAs.