FDA authorizes Pfizer-BioNTech booster for young kids with compromised immune systems

The U.S. Food and Drug Administration late Friday authorized Pfizer Inc. PFE and BioNTech SE BNTX COVID-19 bivalent vaccine for immunocompromised children. The shot, which would be a fourth dose in most cases, can be given to children older than 6 months through 4 years of age who have previously received the vaccine’s three doses, the FDA said. The extra dose would be administered at least 1 month following the most recent dose. The FDA earlier this month authorized the additional booster shot for people over the age of 65 and people with compromised immune systems.

…