FDA says Pfizer-BioNTech COVID-19 vaccine vials may hold extra 'obtainable' doses, adding to US supply Jessica Flores and Karen Weintraub, USA TODAY ICU nurse in New York City among first to receive Pfizer/BioNTech COVID-19 vaccine Replay Video The U.S. might have more doses of Pfizer-BioNTech's COVID-19 vaccine than it thought. While each vial is supposed to hold five doses of the first vaccine authorized for emergency use by the Food and Drug Administration, Politico was first to report on Wednesday that pharmacists have discovered some vials may have extra doses, potentially adding to the country's supply. "The amount of vaccine remaining in the multidose vial after removal of 5 doses can vary, depending on the type of needles and syringes used," a Pfizer spokesperson told USA TODAY in a statement. "At this time, we cannot provide a recommendation on the use of the remaining amount of vaccine from each vial. Vaccinators need to consult their institution’s policies for the use of multidose vials."