Top Official Warned That Covid Vaccine Plant Had to Be ‘Monitored Closely’

Mr. de Notaristefani, a former top executive at two major pharmaceutical companies, cited “significant” personnel problems, writing that plans to increase staffing seemed “inadequate to enable the company to manufacture at the required rate.”He also noted that audits by the...

Virus Variants Threaten to Draw Out the Pandemic, Scientists Say

For weeks, the mood in much of the United States has been buoyant. Cases, hospitalizations and deaths from the coronavirus have fallen steeply from their highs, and millions of people are being newly vaccinated every day. Restaurants, shops and schools...

U.S. and Novavax Will Aid Global Vaccination Campaign

WASHINGTON — An international effort to expedite the manufacturing and distribution of coronavirus vaccines around the globe got a lift on Thursday on two fronts: White House officials said the Biden administration would make good on a U.S. promise to...

Covid Vaccines for Kids Are Coming, but Not for Many Months

As adults at high risk for Covid-19 line up to be immunized against the coronavirus, many parents want to know: When will my child get a vaccine?The short answer: Not before late summer.Pfizer and Moderna have enrolled children 12 and...

How New Vaccine News Gives Hope for Spring, if Enough People Get the Shots

As coronavirus infections surged around the country in early November — and as the prospect of a long, dark winter loomed — it was not clear if any of the vaccines in development would pan out.Now, three months later, the...

¿Qué vacuna debo ponerme?

A primera vista, los resultados reportados el viernes 29 de enero, después de una larga espera por la prueba de la vacuna contra el coronavirus de Johnson & Johnson, quizá hayan sido decepcionantes. Su eficacia —la capacidad de prevenir una...

What to Know About the World’s Top Covid-19 Vaccines

What to Know About the World’s Top Covid-19 VaccinesThe Health and Science DeskTracking the coronavirusOxford-AstraZeneca Efficacy: 62-90%, depending on dose Dose: 2 doses, 4 weeks apart Storage: Stable in refrigerator for at least 6 monthsAuthorized so far in Britain, India...

How Eight Covid-19 Vaccines Work

U.S.A.WorldHealth Researchers are testing 64 coronavirus vaccines in clinical trials on humans. Here are explanations about how eight of the leading vaccines work. Messenger RNA Vaccines How the Pfizer-BioNTech Vaccine Works The vaccine, known as Comirnaty, has been approved or...

How the Novavax Covid-19 Vaccine Works

U.S.A.WorldHealth The Maryland-based company Novavax has developed a protein-based coronavirus vaccine called NVX-CoV2373. The vaccine produced strikingly high levels of antibodies in early clinical trials. In September, the vaccine entered a Phase 3 clinical trial in the United Kingdom, and...

U.S. and Pfizer Seal Deal for 100 Million More Vaccine Doses

The Trump administration and Pfizer announced a deal on Wednesday for the pharmaceutical company to provide an additional 100 million doses of its coronavirus vaccine by the end of July, easing a potential shortage.The agreement, along with orders for another...
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