Moderna’s Simple Fix to Vaccine Supply: More Doses in Each Vial February 2, 2021 Auto Bot Biden, Joseph R Jr, Coronavirus (2019-nCoV), Factories and Manufacturing, Food and Drug Administration, Moderna Inc, Regulation and Deregulation of Industry, Shortages, United States Politics and Government, Vaccination and Immunization 0 The company will ask federal regulators to increase the amount of coronavirus vaccine it can put in each vial by as much as 50 percent, potentially bolstering availability quickly.