SAN FRANCISCO -- Another COVID-19 vaccine -- AstraZeneca -- is poised to arrive in the U.S., bringing a fourth option for Americans. Each vaccine is administered slightly differently, some can result ...

SAN FRANCISCO -- Herculean efforts by scientists and physicians around the world have resulted more than 50 experimental COVID-19 vaccines currently in global clinical trials. The focus in the U.S.

AstraZeneca and Oxford University announced on Monday that they had developed a new Covid-19 vaccine with an efficacy rate of 70 to 90 percent. Trials indicated the vaccine could prevent 70 percent of ...

Nov 9 (Reuters) - An AstraZeneca (AZN.L), opens new tab executive said he felt encouraged by "incredibly promising" COVID-19 vaccine trial data unveiled by Pfizer and its German partner BioNTech, ...

Leading vaccine makers like Eli Lilly and Co. (NYSE: LLY), Pfizer Inc. (NYSE: PFE), and AstraZeneca plc (NASDAQ: AZN) may have faded from the spotlight since the peak of the COVID-19 pandemic, but now ...

JOHANNESBURG, Dec 9 (Reuters) - Efficacy results may not be ready for months from a trial of AstraZeneca and Oxford University's coronavirus vaccine in South Africa, the principal investigator of the ...