Consistent with clinical trial data, a two-dose regimen prevented 90 percent of infections by two weeks after the second shot. One dose prevented 80 percent of infections by two weeks after vaccination.
Tag: Moderna Inc
More Covid-19 Vaccine Production Sites Have Been Approved in the E.U.
A top European drug agency gave a green light to new plants in the Netherlands, Germany and Switzerland for AstraZeneca, Pfizer-BioNTech and Moderna vaccines.
New Study to Track Transmission Among Vaccinated College Students
More than 12,000 students are being recruited at more than 20 universities across the country.
Pfizer Begins Testing Its Vaccine in Young Children
Other drug makers have begun similar trials of their Covid-19 vaccines. If they work in children younger than 12 as expected, it will be easier for the U.S. to reach herd immunity.
E.U. Will Curb Covid Vaccine Exports for 6 Weeks
The European Union presented new emergency rules that will most likely severely cut exports to Britain and other countries to ease supply shortages at home.
Rich Countries Signed Away a Chance to Vaccinate the World
Despite warnings, American and European officials gave up leverage that could have guaranteed access for billions of people. That risks prolonging the pandemic.
Some Long Covid-19 Patients Feel Better After Vaccine Doses
It is too soon to tell whether the shots have a broad beneficial effect on patients with continuing issues, but scientists are intrigued and beginning to study the phenomenon.
Some Long Covid Patients Feel Better After Getting the Vaccine
It is too soon to tell whether the shots have a broad beneficial effect on patients with continuing issues, but scientists are intrigued and beginning to study the phenomenon.
Moderna Begins Testing Its Covid Vaccine in Babies and Young Children.
The company plans to study healthy children ages six months through 11 years old in the U.S. and Canada.
Plan to Ditch the Mask After Vaccination? Not So Fast.
It’s not clear how easily vaccinated people may spread the virus, but the answer to that question is coming soon. Until then, scientists urge caution.