Fall 2022 COVID-19 vaccine candidate tracker

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Approximately two-thirds of Americans have received at least one dose of a COVID-19 vaccine. 

But COVID-19 cases remain elevated following the spread of a series of omicron sublineages, which pose a threat to those vaccinated and naturally infected with various lineages of the coronavirus. 

A variety of companies are developing next-generation COVID-19 vaccines that could potentially optimize the strength and durability of immune protection compared to the first crop of vaccines. 

Here, we round up notable COVID-19 vaccine candidates that, at least, could help pave the way for the fall 2022 booster drive.

BNT162b5

Pfizer Inc. (NYSE:PFE) and BioNTech SE (Nasdaq:BNTX) are developing a bivalent COVID-19 vaccine candidate known as BNT162b5 based on the ancestral strain and a BA.1 Omicron variant. The vaccine has a modified spike protein design to optimize the immune response …

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