Covid-19 Vaccine Shot

Indian Health Minister Harsh Vardhan holds a dose of Bharat Biotech's COVID-19 vaccine called Covaxin, during a vaccination campaign at All India Institute of Medical Sciences (AIIMS) hospital in New Delhi, India, January 16, 2021. REUTERS/Adnan Abidi
Coronavirus chronicle

Indian vaccine makers say can quickly adapt to tackle variants

India is the world’s biggest maker of vaccines, and its companies have promised to produce billions of doses of Covid-19 shots

A researcher works in an industrial development laboratory at the vaccine unit of French drugmaker Sanofi's Pasteur plant in Marcy-l'Etoile, near Lyon, France June 16, 2020. REUTERS/Gonzalo Fuentes/File Photo
Coronavirus chronicle

Sanofi's mRNA Covid-19 vaccine candidate not ready this year, CEO says

Gap between Covid-19 shots may be stretched past recommended range in some cases
Coronavirus chronicle

Gap between Covid-19 shots may be stretched past recommended range in some cases