FDA Revises Moderna Authorization to Allow More Doses From Vials

In a long-awaited move to increase vaccine supply, the U.S. Food and Drug Administration revised Moderna Inc.’s vaccine authorization to allow the company to ship vials filled with up to 15 doses, compared with the existing 10-dose vials.

The new multi-dose vials will contain a maximum of 15 vaccine doses, with a range of 13 to 15 doses that can be extracted depending on the type of syringes and needles used, the agency said in a statement late Thursday.

The agency also changed labeling for existing Moderna vials to allow for providers to extract as many as 11 doses from...