India has put in decades of R&D in developing life-saving vaccines for adults and children. The pandemic has fast-tracked large-scale vaccine production. The pressing need for vaccine development has prompted manufacturers to research-collaborate with scientific bodies. Scientists, vaccine makers and regulators worked in tandem to arrive at vaccines that can protect the masses from the virus. By doing so, they could skip protocol measures. The Drugs Controller General of India (DCGI) has enabled hassle-free approvals for timely vaccine rollouts.

The vaccines were first administered for adults, followed by a portfolio of vaccines for children. The children’s segment, represented by Cadila Healthcare’s ZyCoV-D and Bharat Biotech’s Covaxin, is now joined by Corbevax, also homegrown like the others. An intramuscular vaccine from Biological E. Limited (BE), Corbevax is accorded Emergency Use Authorisation (EUA) as a Covid-19 vaccine from DCGI. It is available...