In July 2020, the U.S. government ordered 100 million doses of Pfizer/BioNTech’s experimental BNT162b2 (now known as Comirnaty) messenger RNA (mRNA) COVID-19 biologic for $1.95 billion, or $19.50 per dose. A few months later in December, it followed up with a second order for another 100 million doses of the shot for the same price. Read more.