Serum Institute to raise output to 100 million AstraZeneca Covid-19 vaccine doses by July, not end-May

The Serum Institute of India will be able to raise its monthly output of the AstraZeneca Covid-19 vaccine to 100 million doses by July from 60-70 million now, later than a previous timeline of end-May, its chief executive Adar Poonawalla told CNBC-TV18.