Despite a U.S. factory mixup, more Johnson & Johnson doses are becoming available in the U.S., marking the only single-shot vaccine option. So how effective is it and how does it compare to the Pfizer ...
The new trial, funded by Pfizer, compared the company’s mRNA shot to Fluzone, one of the most widely used seasonal flu ...
WASHINGTON — The U.S. will likely begin distributing a third vaccine against COVID-19 in the next week, and health officials are girding for questions about which one is best. The Johnson & Johnson ...
With flu season underway and new, developing COVID-19 strains, health professionals continue to stress the importance of receiving an updated vaccine. On Oct. 23, the Centers for Disease Control and ...
In 2020, many companies tried to develop effective coronavirus vaccines, but two ended up succeeding and dominating the field: Pfizer (NYSE: PFE) and Moderna (NASDAQ: MRNA). These two vaccine makers ...
SAN FRANCISCO -- Another COVID-19 vaccine -- AstraZeneca -- is poised to arrive in the U.S., bringing a fourth option for Americans. Each vaccine is administered slightly differently, some can result ...