Bharat Biotech is prepared to start Covid-19 vaccine production as needed, including adjustments for new variants.The company has developed Covaxin, India’s first indigenous Covid-19 vaccine, and the world’s first intranasal vaccine iNCOVACC.They have scaled up manufacturing capacity to one billion doses annually and continue to work closely with regulatory bodies.Inactivated vaccines like Covaxin are complex and costly to manufacture, but Bharat Biotech has systems in place to increase production.