The antiviral drugs have helped inspire hope among senior administration officials that the United States will be able to curb the devastating toll from the Delta variant.
Tag: Pfizer Inc
What Is Tromethamine, or Tris? It Helps Stabilize Covid Vaccines
Also known as tris, the compound helps maintain the pH of vaccines, extending shelf life at warmer temperatures.
Israeli Experts Approve Vaccinations for Children Ages 5 to 11
Israel would become one of the first countries after the United States to authorize the Pfizer-BioNTech vaccine for children ages 5 to 11.
Canada Approves Pfizer Boosters for Adults
Some provinces have already started to offer booster shots to higher-risk populations. Tuesday’s announcement standardizes eligibility criteria nationwide.
Pfizer Asks for Authorization for Boosters for Adults
An advisory panel to the Food and Drug Administration voted against a similar request from Pfizer in mid-September, but the agency is considered likely to grant the request, perhaps before Thanksgiving.
Pressure Grows on G20 Nations to Get Covid Vaccines to the Poor
The world’s leaders are focusing on preventing future pandemics, but experts say rich nations are not doing enough to help the poor survive the current one.
Pfizer Says Its Vaccine Is Highly Effective in 5- to 11-Year-Olds
The companies reported that a lower dose of the vaccine had a 90.7 percent efficacy rate in preventing symptomatic Covid-19 in a clinical trial.
Canada Settles on a Single ‘Vaccine Passport’ for Travel
The document, already in use in five of the country’s 10 provinces and all three of its territories, will replace a patchwork of programs across Canada.
Mix-and-Match Covid Boosters: Why They Just Might Work
The F.D.A. may authorize booster shots of vaccines different from the ones that Americans originally received. The science behind the move is promising.
Pfizer to Vaccinate Entire City of Toledo in Brazil As Part of Study
The study will follow participants for up to one year to find out how long vaccine protection lasts against Covid-19 and new variants.