: Why is India ignoring WHO’s advice to administer the two doses of Oxford vaccine 12 weeks apart? #IndiaNEWS The science on vaccines is continually changing, and a new study might change when someone

Why is India ignoring WHO’s advice to administer the two doses of Oxford vaccine 12 weeks apart? #IndiaNEWS
The science on vaccines is continually changing, and a new study might change when someone gets their second Covid-19 vaccine dose.The Oxford-AstraZeneca vaccine, manufactured in India by Serum Institute of India and sold as Covishield, has shown greater efficacy when the second dose is administered after a gap of 12 weeks, according to a study published in the medical journal The Lancet on March 6. Currently, Indians getting the Covishield shot need to get their second prime-booster dose at the four-week mark.The study, based on results from over 17,000 trial participants, found that the efficacy of the AstraZeneca vaccine rose from an average of 55.1% when two standard doses are administered at a gap of fewer than six weeks to 81.3% when the interval is at least 12 weeks.It also revealed that those who received two standard doses of the vaccine showed a 63.1% average resistance to symptomatic Covid-19. This number significantly rose to 80.7% in participants who received a half-dose at first, followed by a full second dose.This could mean that the Covishield vaccine is at its least potential efficacy because of the dosing regimen in India.Various dosing scenariosThe conversation around a difference in the size of the dosage first emerged as a trial anomaly during Oxford-AstraZeneca phase 3...Read more

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