Viral levels in wastewater started rising in late June and are considered high in the West, South and Midwest and headed that direction in the Northeast, according to Marlene Wolfe, principal ...

Parents in the United States who want to vaccinate their young children against Covid-19 this fall may face a growing set of ...

Pfizer earlier this year signed a $1.9 billion pact to provide the U.S. government with 100 million doses of a COVID-19 vaccine. Americans would receive the vaccine for free, the ...

Pfizer is also looking to expand its vaccine business following the pandemic, extending its use of the gene-based mRNA technology which has proved highly effective in the Covid-19 vaccines.

Pfizer-BioNTech has applied for full approval of its Covid-19 vaccine with the FDA. The vaccine would be the first Covid-19 vaccine approved for use in the U.S.

London — U.S. drugmaker Pfizer said Monday that human trials suggest its coronavirus vaccine is 90% effective at preventing COVID-19 infections in people not known to have had the virus ...

Coronavirus infections are climbing again, marking another summer wave as children go back to school. But this uptick arrives with an added layer of uncertainty because it’s unclear when and which ...

The completion of this study could positively impact Pfizer and BioNTech’s stock performance, as successful results may lead to new vaccine offerings, enhancing their market position. This development ...