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Category: AstraZeneca

Posted on December 11, 2021December 11, 2021

How the idea of vaccine protection changed in one year

On this day last year (December 11, 2020), Pfizer’s vaccine for COVID-19 was granted an emergency use authorisation, and exactly a week later, Moderna’s vaccine was granted an EUA. On…

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Posted on December 11, 2021December 12, 2021

Does the Omicron variant make a case for booster doses?

At a recent meeting, the National Technical Advisory Group on Immunisation maintained that it was not recommending a booster dose for any section of the population, priority groups included, in…

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Posted on December 11, 2021December 11, 2021

Mechanism of blood clots after Oxford vaccine administration found

Thrombosis with thrombocytopenia syndrome is a very rare serious adverse effects following vaccination using chimpanzee adenovirus Y25 (ChAdOx1), human adenovirus type 26 (HAdV-D26), and human adenovirus type 5 (HAdV-C5). In…

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Posted on October 28, 2021October 28, 2021

More studies show hybrid immunity provides better protection

Though 500 health-care workers with or without prior infection were vaccinated, those with hybrid immunity — natural immunity from an infection combined with the immunity provided by the vaccine — had…

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Posted on September 20, 2021

As U.S approves booster shots, under 3.5% vaccinated in Africa

“This doesn’t only hurt the people of Africa, it hurts all of us. The longer vaccine inequity persists, the more the virus will keep circulating and changing, the longer the…

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Posted on July 19, 2021

India caught asleep at the wheel with Green Pass for Covishield

However, people vaccinated with AstraZeneca’s Vaxzevria, which is the vaccine developed by Oxford University much like Covishield, will be eligible for the green pass. People vaccinated with Pfizer, Moderna and…

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Posted on June 15, 2021June 15, 2021

Full vaccination with AstraZeneca offers 92% protection against hospitalisation with delta variant

In the case of AstraZeneca, effectiveness against hospitalisation after full vaccination was 92%, while it was 96% in the case of Pfizer. The results have been posted as a preprint.…

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Posted on June 11, 2021June 11, 2021

Two vaccine doses offer 77% protection against hospitalisation, CMC Vellore study finds

The study has been published in the journal Mayo Clinic Proceedings. “Our study shows that COVID-19 vaccines have a great benefit in reducing infection and severity of disease. Vaccination helps…

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