FDA authorizes Johnson & Johnson’s single-dose Covid-19 vaccine

FDA authorizes Johnson & Johnson’s single-dose Covid-19 vaccine

Source: 
Stat
snippet: 

The Food and Drug Administration on Saturday issued an emergency authorization for a Covid-19 vaccine developed by Johnson & Johnson, the third vaccine to be cleared for use in the United States and the first that requires only one dose.

The vaccine, which has not yet been tested in children or adolescents, was cleared for use in adults aged 18 and older.