Watch CNBC's full interview with Pfizer CEO Albert Bourla

Pfizer CEO Albert Bourla sits down with CNBC's Meg Tirrell and the 'Squawk Box' team to discuss the company's Covid-19 vaccine booster strategy, including a potential shot targeting the omicron variant. Bourla lays out how many doses of the company's highly anticipated Covid-19 pill, known as Paxlovid, Pfizer will be able to produce in the months ahead. Bourla also breaks down the company's trio of mRNA deals announced on Monday.