FDA expected to OK additional Covid-19 booster shots for adults over 50

Two sources familiar with the government's plans said the US Food and Drug Administration is planning authorize a fourth dose of the Pfizer and Moderna mRNA vaccines for adults over age 50 next week.

 

The US Centers for Disease Control and Prevention is expected to follow soon after with what's known as a permissive recommendation, which means that the shots will not be officially recommended but may be given to people who want them, said a source who spoke to CNN on the condition of anonymity since they had not been given permission to discuss the details with reporters. ...