Administering a first dose of one vaccine and a second dose of the other, in either order, is likely to provide potent protection, the researchers said.
Tag: Pfizer Inc
Pfizer and Moderna Vaccines Likely to Produce Lasting Immunity, Study Finds
Immune cells are still organizing to fight the coronavirus months after inoculation, scientists reported.
Why More People Are Getting Two Different Coronavirus Vaccines
Several countries are allowing mix-and-match inoculation, which scientists hope will have benefits, and Chancellor Angela Merkel of Germany is among those to get it.
Biden to Send Millions of Pfizer Vaccine Doses to 100 Countries
The White House’s move is part of a nascent campaign to inoculate the world, and came as President Biden faced intense pressure to do more.
AstraZeneca Shots Carry Slightly Higher Risk of Bleeding Problem, New Study Says
But the research, involving 2.53 million adults in Scotland, found that the vaccine’s benefits outweighed the small risks.
Britain’s Drug Regulator Endorses Pfizer-BioNTech’s Vaccine for 12- to 15-Year-Olds
The final decision now rests with a committee advising the government on immunizations.
Canada to Allow Vaccine Mixing for Second Doses
An advisory body approved following up AstraZeneca shots with either Pfizer-BioNTech or Moderna vaccines.
European Union Regulator Authorizes Vaccine for Children 12 to 15 Years Old
The United States began vaccinating children in that age group earlier this month.
India in Talks With Pfizer to Obtain Vaccine Doses
The supplies would deliver a boost to the country’s slowing inoculation campaign, but officials are still considering the drug company’s demands for indemnity.
New Variant Posing Threat, as Global Vaccine Drive Falters
The coronavirus variant first seen in India is rapidly outpacing all others in Britain, a problem for the U.K. and a potential new burden on poorer nations.