Canada approved the same coronavirus inoculation codeveloped by Pfizer that Britain authorized last week, and that American regulators will consider on Thursday.
Tag: Clinical Trials
Chinese Covid-19 Vaccine Gets Key Push, but Doubts Swirl
The announcement by the United Arab Emirates that it approved a Chinese vaccine was met with silence from China, and raised more questions.
Here’s Why Vaccinated People Still Need to Wear a Mask
The new vaccines will probably prevent you from getting sick with Covid. No one knows yet whether they will keep you from spreading the virus to others — but that information is coming.
U.K. Covid Vaccine: Side Effects, Safety, and Who Gets It First
The mass inoculation campaign that began in Britain on Tuesday has little precedent in modern medicine.
AstraZeneca Vaccine Partner in China Dogged by Scandal
The British-Swedish drugmaker has joined with a huge Asian company to produce a Covid-19 vaccine in China, where shady reputations are common in the pharmaceutical industry.
AstraZeneca and Oxford Say Vaccine Is Up to 90 Percent Effective
In an early analysis, the drug maker zeroed in on a promising dosing plan for its vaccine.
Confused About Masks? Here’s What Scientists Know
The accumulating research may be imperfect, and it’s still evolving, but the takeaway is simple. Right now, masks are necessary to slow the pandemic.
Wearing Masks to Prevent Coronavirus: Here’s What Scientists Know
The accumulating research may be imperfect, and it’s still evolving, but the takeaway is simple. Right now, masks are necessary to slow the pandemic.
Study Questions Whether Masks Protect Wearers. You Need to Wear Them Anyway.
Masks prevent people from transmitting the coronavirus to others, scientists now agree. But a new trial failed to document protection from the virus among the wearers.
How the Out-of-Control Pandemic Is Speeding the Testing of Vaccines
The surge in coronavirus cases worldwide is helping researchers measure more quickly how well their vaccines protect against Covid-19.