September 17, 2021: -According to data submitted to the Food and Drug Administration, a third dose of Pfizer’s Covid vaccine six months after a second dose gives 95% protection from infection in a world set in Israel.
May 5, 2021: -On Tuesday, Pfizer said it plans to file for full U.S. approval of its Covid-19 vaccine with German drugmaker BioNTech at this month-end. The company will be able to market the shot directly to consumers if the company signs off.
December 10, 2021: -Pfizer CEO Albert Bourla said Wednesday that people might need a fourth Covid-19 shot sooner than expected after preliminary research shows the new omicron variant can undermine protective antibodies generated by the vaccine the company developed with BioNTech.
April 23, 2021: -On Wednesday, the chief medical officer of BioNTech told CNBC that people would likely need a third dose of its two-dose Covid-19 vaccine as immunity against the virus wanes, agreeing with previous comments made by Pfizer CEO Albert Bourla.
January 17, 2022: -The highly transmissible omicron variant will be a “tough challenge” for Hong Kong as the city sticks to its zero-Covid policy, a former U.S. diplomat told CNBC.
April 9, 2021:-The British government and health experts in the country are rushing to defend the COVID-19 vaccine by AstraZeneca, and the University of Oxford follows concerns over a link to blood clot.
May 18, 2021: -On Monday, Dr. Scott Gottlieb said he expects more Americans to stop wearing face masks to protect against the coronavirus in the coming weeks.
October 5, 2021: On Monday, New Zealand abandoned its elimination of coronavirus, easing some Covid-19 lockdown restrictions in its biggest city Auckland. It will instead look to live with the virus while controlling its spread.
May 26, 2021: -On Tuesday, Moderna said its Covid-19 vaccine was 100% effective in a study of adolescents ages 12 to 17, making it the second shot behind Pfizer’s to demonstrate high efficacy in younger age groups.
August 6, 2021: On Thursday, according to details of a study released with the company’s second-quarter earnings report, Moderna said its Covid-19 vaccine booster dose produced a “robust” antibody response against the highly contagious delta variant.