Express News Service NEW DELHI: A three-dose course of AstraZeneca’s Covid-19 vaccine, available in India under the brand name of…

By PTI LONDON: Total antibody levels start to wane six weeks after complete immunisation with Pfizer and AstraZeneca vaccines, and…

By Express News Service NEW DELHI:  Even a month after the Joe Biden administration announced that it was donating 80…

By Express News Service NEW DELHI: A move by the European Union to deny a “green pass” to the recipients…

By PTI NEW DELHI: In the first of its kind study since the launch of AstraZeneca’s Covishield and Bharat Biotech’s…

Express News Service NEW DELHI: Several countries are now weighing the option of mixing and matching Covid vaccines amid supply…

By PTI NEW DELHI: The WHO has rejected Serum Institute of India’s proposal seeking extension of the shelf life of…

By PTI NEW DELHI: India has not imposed any ban on the export of coronavirus vaccines and it will continue…

By PTI NEW DELHI: The world’s largest vaccine manufacturer by volume, Serum Institute of India, has sought permission from the…

By PTI NEW DELHI: Amid reports of possible side-effects of Oxford-AstraZeneca’s COVID-19 vaccine and its suspension in some European countries,…