Doses

Dr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, speaks during a Senate hearing on Health, Education, Work and Pensions in the Dirksen Senate office building in Washington, DC, the United States,…

The United States will begin widely distributing Covid-19 booster shots next month as new data shows that vaccine protection wanes over time, top U.S. health officials announced Wednesday.It's now "very clear" that immunity starts to fall…

Student Jack Herrington will receive a dose of a vaccine against coronavirus disease (COVID-19) on July 22, 2021 on the University of Memphis campus in Memphis, Tennessee.Karen Pulfer Focht | ReutersThe World Health Organization is not…

When it came to the coronavirus vaccination, the stimulus was the third time for Esther Jones, a dialysis nurse in rural Oregon. After two doses of the Pfizer BioNTech vaccine failed her immune system to produce antibodies, she sought out…

WASHINGTON — When a commercial plane carrying 2.5 million doses of Moderna’s coronavirus vaccine took off on Wednesday from Dallas for Islamabad, Pakistan, federal officials had just finished a dizzying bureaucratic back-and-forth to get…

A medical worker will receive the Covid-19 vaccine on April 7, 2021 at Sun Yat-sen University's First Affiliated Hospital in Guangzhou, Guangdong Province, China.Southern image | Visual China Group | Getty ImagesGUANGZHOU, China - China…

A detail of the Janssen Johnson & Johnson COVID-19 vaccine that is not currently being issued because it has been put on hold.Allen J. Cockroaches | Los Angeles Times | Getty ImagesFederal regulators are forcing Johnson & Johnson…

WASHINGTON - Federal regulators said Friday that millions of doses of Johnson & Johnson's coronavirus vaccine, made in a troubled Baltimore factory, could not be used, the latest in a series of setbacks for a company whose vaccine is…

WASHINGTON - President Biden, under pressure to aggressively address the global coronavirus vaccine shortage, will announce Thursday that his government will buy 500 million doses of the Pfizer BioNTech vaccine and deliver them to about 100…

A medical worker injects a dose of the COVID-19 vaccine into a man at a hospital in Accra, capital of Ghana, on May 19, 2021.Seth | Xinhua News Agency | Getty ImagesAfrica will need at least 20 million doses of AstraZeneca's Covid-19…