Prognosis
Pfizer to Deliver U.S. Vaccine Doses Faster Than Expected
- Labeling change means 200 million doses on hand by May’s end
- Drugmaker working on booster shot to shield against variants
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Pfizer Inc. will be able to supply the U.S. with 200 million Covid-19 vaccine doses by the end of May, two months sooner than previously expected, according to its top executive.