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 ...
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 ...
Amid uncertainty over how the Trump administration would approach mRNA COVID-19 vaccines for the upcoming respiratory virus season, the FDA has approved updated shots from Pfizer and Moderna. But ...
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 ...
Leading vaccine makers Pfizer (NYSE:PFE) and Moderna (NASDAQ:MRNA) on Wednesday responded to President Donald Trump’s recent criticism that drug companies have yet to justify the success of their ...
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