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
A new study has shown that two months after the second Pfizer/Moderna vaccination, antibody response decreases 20 per cent in adults with prior cases of COVID-19. The study also tested how well current vaccines resist emerging variants. ...
Booster shots of the Pfizer and Moderna COVID-19 vaccines are set to become available for all adults in America beginning next month, the country's top health officials announced on Wednesday. ...
Pfizer and BioNTech announced that they have submitted Phase 1 data to the United States Food and Drug Administration (FDA) to support the evaluation of a third, or booster dose of the companies' COVID-19 vaccine for future licensure. ...