Pfizer’s Checkered History Those who don’t know Pfizer’s checkered history may wish to learn something about the company’s recent criminal and civil crimes, especially as the company’s Covid vaccine promotion is set for a warp speed rollout. The UK government has already purchased 30 million doses of Pfizer’s Covid MRNA vaccine. The company has said it is on schedule to produce 100 million doses by the end of the year, and an additional 1.3 billion doses next year.