While a Star Health study found high hospitalization costs for COVID-19 patients in India, those vaccinated paid 24% less and faced 81% lower mortality risk. However, insurers are unlikely to offer lower premiums to those vaccinated, even as the prospects for an overall hike remain uncertain, say experts.

Japan has granted an emergency approval to Chugai/Roche/Regeneron's antibody cocktail after a rapid review, while India has emerged as one of the top purchasers globally of COVID-19 vaccines as it looks to protect more of its population. 

Studies point to Johnson & Johnson, Pfizer and Bharat Biotech’s vaccines neutralizing the Delta variant of SARS-CoV-2, even if efficacy is lower compared to the original strain. This follows positive news from other vaccine companies but will the Lambda variant cause a setback?

The WHO indicates that several claim applications have been made under the COVAX no-fault lump-sum compensation program for COVID-19 vaccines. It remains to be seen how the scheme may apply to countries like India, which is also expected to take a call on indemnity to vaccine makers.