Vaccine efficacy | The Business Standard

Coronavirus chronicle

AstraZeneca may have provided incomplete efficacy data from latest Covid-19 trial: NIAID

AstraZeneca said a day earlier that its Covid-19 vaccine developed with Oxford University was 79% effective in preventing symptomatic illness in a large trial in Chile, Peru and the United States

How worried should we be about reports of blood clots and AstraZeneca's vaccine?

Photo: Collected

Coronavirus chronicle

EU regulator urges caution on Sputnik Covid-19 vaccine

Being vaccinated means you won’t get Covid, right? Not exactly. Photographer: Go Nakamura/Bloomberg

Coronavirus chronicle

I got vaccinated, then I got covid. What happened?

FILE PHOTO: A woman poses for a picture with a cardboard cutout after receiving a dose of COVISHIELD, a COVID-19 vaccine manufactured by Serum Institute of India, at a vaccination centre, after second wave of vaccination started for the elderly with comorbidities, amid the spread of the coronavirus disease (COVID-19) in Mumbai, India, March 1, 2021. REUTERS/Francis Mascarenhas/File Photo

Coronavirus chronicle

Efficacy data for India's own Covid-19 vaccine could boost public acceptance

A health worker prepares an injection with a dose of Astra Zeneca coronavirus vaccine, at a vaccination centre in Westfield Stratford City shopping centre, amid the outbreak of coronavirus disease (COVID-19), in London, Britain, February 18, 2021. REUTERS/Henry Nicholls

Coronavirus chronicle

UK finds vaccines 80% effective at preventing risks in over-80s

Technicians work at Healthcare Maintenance Organisation (HMO) Maccabi's coronavirus disease (COVID-19) public laboratory, performing diverse and numerous tests, in Rehovot, Israel February 9, 2021. REUTERS/Ammar Awad

Coronavirus chronicle

Covid sickness dropped 95.8% after both Pfizer shots: Israeli Health Ministry

Israeli Prime Minister Benjamin Netanyahu receives the second dose of the COVID-19 vaccine at Sheba Medical Center in Ramat Gan, near the coastal city of Tel Aviv, on Jan 9. MIRIAM ALSTER/POOL/AFP VIA GETTY IMAGES

Coronavirus chronicle

What if countries that excel at vaccinations still don’t achieve herd immunity?

Photo provided by Russian Direct Investment Fund (RDIF) shows a researcher working in a laboratory of the Gamaleya Scientific Research Institute of Epidemiology and Microbiology in Moscow, Russia.Photo:Xinhua via UNB

Coronavirus chronicle

EU to launch programme for ‘second generation’ Covid-19 vaccines

FILE PHOTO: An employee holds a vial containing CoronaVac, Sinovac Biotech's vaccine against the coronavirus disease (COVID-19), at Butantan biomedical production center in Sao Paulo, Brazil January 12, 2021. REUTERS/Amanda Perobelli

Coronavirus chronicle

Covid-19 shots might be tweaked if variants get worse

A woman reacts while receiving a vaccination against the coronavirus disease (COVID-19) as Israel continues its national vaccination drive, in East Jerusalem December 23, 2020. REUTERS/Ammar Awad//File Photo

Coronavirus chronicle

Israeli study finds 94% drop in symptomatic Covid-19 cases with Pfizer vaccine

File Photo: A member of the medical staff holds a vial of the Oxford-AstraZeneca COVID-19 vaccine at the Foch hospital in Suresnes, near Paris, France, February 8, 2021. REUTERS/Benoit Tessier

Coronavirus chronicle

AstraZeneca vaccine could get WHO emergency approval by mid-February

Technicians work at Healthcare Maintenance Organisation (HMO) Maccabi's coronavirus disease (COVID-19) public laboratory, performing diverse and numerous tests, in Rehovot, Israel February 9, 2021. REUTERS/Ammar Awad

Coronavirus chronicle

Vaccine vs variant: Promising data in Israel's race to defeat pandemic