Pfizer Inc. is an American multinational pharmaceutical corporation. Pfizer is one of the world's largest pharmaceutical companies, and was ranked 64th on the 2020 Fortune 500 list of the largest U.S. corporations by total revenue, at $51.75 billion. Read More
Considering the burden on healthcare and the expense of buying three doses, Zydus Cadila is planning to seek approval for the two-dose regimen of its needle-free COVID-19 vaccine, ZyCoV-D, days after the vaccine was approved by India's drugs regulato ...