The AstraZeneca vaccine received approval from UK regulators in December 2020, and Poonawalla became a household name in India.
India's Covid-19 tsunamiBut Poonawalla's plans soon went awry when a second wave of Covid-19 hit India in the spring.
But by January 2021, the company had a stockpile of just 70 million doses .
SII also says that it has increased its production to 220 million doses a month as of October.
SII is also expanding its partnerships, having signed a deal with American biotech firm Novavax to manufacture its Covid-19 vaccine, which is awaiting regulatory approvals.