8 Covid vaccines that look most likely to lead us out of pandemic — and where they stand – ThePrint

Lab technicians produce Covid-19 diagnostic kits in a laboratory in Faridabad
Representational image T Narayan Bloomberg

Text Size:

New Delhi: As an entire year seems to have been lost to coronavirus, all eyes are on 2021 to answer some big questions about the thing everyone is waiting for, a Covid-19 vaccine. When will one be available? How much will it cost? How long before there is enough for herd immunity to be achieved? Will one vaccine be more safe or efficacious than others?

There are over a 100 vaccine candidates in various stages of development across the world, with many different technologies at play. This explainer will take you through the most promising vaccine candidates currently under trial, the companies manufacturing them, and explain what stage of development they are in, and the plans devised for their phased delivery and distribution. 

But reader discretion is advised. Experts say the arrival of a vaccine may not be the end of all our worries.

“The speed of development is a response to the pandemic that has unsettled health and economy across the world,” said Dr K. Srinath Reddy, president of the