Don’t Get Over-Optimistic On COVID-19 Vaccine News
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November 10, 2020 - by Leeham News Team for leehamnews.com
Pfizer yesterday announced it's on track to produce a COVID-19 vaccine that appears to be 90% effective in trials. The company is one of the world's leading drug makers.
This is good news.
But before jumping to the old cliché about a light at the end of the tunnel, LNA's Judson Rollins cautions, do the math.
"Read the fine print at the end of the press release," Rollins says.
"Based on current projections, we expect to produce globally up to 50m vaccine doses in 2020 and up to 1.3b doses in 2021," the press release says.
"It's a two-dose vaccine, so divide by two to figure the number of people who could be immunized," Rollins says. "Even if a second candidate is approved and can be produced in the same quantity next year, that means just 17% of the world's population will be vaccinated...