Why Nasal Covid Vaccines Could Be Better Boosters

HYDERABAD, India — On the outskirts of this century-old Indian city, a world away from its congested roads and cacophony, Bharat Biotech’s sparkling modern laboratories are producing a Covid vaccine that will be sprayed into the nose rather than injected. blood. The vaccines currently available provide strong, long-lasting immunity against severe disease, as many recent […]

Scientists Confirm Covid Boosters, But To A Point

“People who have been vaccinated are doing really well in terms of hospitalization,” said Michel Nussenzweig, an immunologist at Rockefeller University in New York. Omicron has made it clear that preventing all infections is a lost cause. If vaccines have prevented the transmission and spread of the virus, regular supplements may make sense. “But what’s […]

FDA Authorizes Pfizer Boosters for 16- and 17-Year-Olds

According to federal data, nearly 5.5 million 16- and 17-year-olds — two-thirds of that age group — have received at least one dose of the Pfizer vaccine. More than 4.7 million people took two doses. Nearly three million people had their second shot at least six months ago and will be eligible for a third […]

Pfizer vaccine takes ‘huge’ hit from omicron, but boosters

The new variant looks better than other versions of the virus encountered while escaping vaccine protection. “The Omicron is a much more powerful escape variant,” Şahin says. The good news is that people who received a booster in the form of the third dose of the Pfizer-BioNTech vaccine had much better results. In this case, […]

Most Covid Vaccines Will Work as Boosters, Study Suggests

People looking for a booster shot of a Covid-19 vaccine probably don’t need to worry about which brand it is: Many combinations of vaccines are likely to offer strong protection, according to a major new study. In comparing seven different vaccine brands, British researchers found that most of them elicit a strong immune response, and […]

Omicron Calls for Rapid Reconsideration of Boosters Among Scientists

As recently as last week, many public health experts vehemently opposed the Biden administration’s campaign to offer booster vaccines for coronavirus vaccines to all American adults. There’s little scientific evidence to support extra doses for most people, the researchers said. The Omicron variant changed all that. Scientists do not yet know for sure whether the […]

Are Vaccine Boosters Widely Needed? Some Federal Advisors

After a series of approvals last month by scientific panels that advise federal agencies, tens of millions of Americans are now eligible for booster shots of coronavirus vaccines. But the recommendations—even those that were unanimously approved—mask significant opposition and unrest among these advisors about the need for reinforcement shots in the United States. In interviews […]

Mix and Match Covid Boosters: Why They Can Work

The Food and Drug Administration looks set to allow Americans to switch vaccines when choosing a Covid-19 booster shot. This authorization, which could arrive this week, is the latest development in a long-running debate. mix and match strategy Helps protect people from coronavirus. Here are answers to some frequently asked questions about mixing and matching […]

Boosters Complicate Efforts to Persuade the Unvaccinated

Dan Mehan, president of the Missouri Chamber of Commerce and Industry, a pro-business group in a state where national vaccination rates are declining, told companies “vaccination promotion” awarding them bronze, silver or gold level certificates based on the percentage of vaccinated employees. Employers can then display their status to encourage customer traffic. “We think vaccination […]

FDA Panel Weighs Pfizer Shots for Kids, Boosters for Moderna

Food and Drug Administration on Friday planned Three-day public meetings with its panel of independent vaccine experts later this month as the agency prepares to make high-profile decisions on whether to allow emergency use of the Pfizer-BioNTech vaccine for children ages 5 to 11 and booster vaccines for adults, as well as recipients of Moderna […]