Seven boys aged 14 to 19 who received Pfizer-BioNTech shots in the US in April and May developed chest pain within a few days, none critically ill.
Social media influencers in France say an advertising agency offered to pay them if they agreed to smear Pfizer’s Covid-19 vaccine with fake stories.
A large UK study finds that a vaccinated person, who nevertheless becomes infected with the coronavirus, has a much lower risk of transmitting the virus to household members.
Patents are just one part of the vaccine puzzle. The key is the know-how about the actual manufacturing process.
By joining calls to share technology behind Covid-19 jabs, the Biden administration will add heft to a growing group of leaders who believe there is an urgent, if temporary, need for wider access to treatments if the world wants to end the pandemic.
Covid-19 has killed more than 3M people and infected over 144M others globally. Here are the coronavirus-related developments for April 21:
World leaders and experts say sharing vaccine know-how is the best chance to fight the pandemic. But the industry disagrees.
With delays in global production and distribution, mixing two doses of vaccines may end up becoming inevitable. But questions concerning its safety and efficacy remain unanswered.
The drug-making company says their shot was also 100 percent effective in preventing illness among trial participants in South Africa, where a new variant called B1351 is dominant, though the number of those participants was relatively small at 800.
Phase 3 trials carried out on 2,260 adolescents in the US "demonstrated 100 percent efficacy and robust antibody responses," the companies say.
The scientists used spent vials of the Moderna vaccine to reverse-engineer its mRNA sequences.
Local Bosnian authorities are pleading for more resources to help the health system as the country battles a surge in infections with no vaccination drive in sight.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2021 TRT World.