Pfizer and BioNTech launch trial of Omicron-targeted COVID vaccine. Watch our video for all the details.
The United States is buying 500 million doses of the Pfizer coronavirus vaccine to donate them among nearly 100 countries by next year.
U.S. manufacturer Moderna on Tuesday said it has started COVID-19 vaccine trials for children aged from 6 months to under 12 years old.
A nurse at a Chattanooga hospital in Tennessee, United States fainted at a press conference after receiving the Pfizer-BioNTech coronavirus vaccine.
UK’s regulatory MHRA has said that anyone who has a history of anaphylaxis should not get the Pfizer-BioNTech COVID-19 vaccine.
Britain has become the first country to approve Pfizer-BioNTech's Covid-19 vaccine for general use from next week.
Pharmaceutical giant Pfizer and German drugmaker BioNTech on Wednesday said their COVID-19 vaccine has been found 95% effective in final trials.
United States pharmaceutical giant Pfizer and German biotech firm BioNTech have said their COVID-19 vaccine is over 90% effective, according to initial data from a large study.