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…
Category: AstraZeneca
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…
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…
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…
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…
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…
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.…
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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