The FDA plans to limit access to certain high-risk groups and also told Pfizer and Moderna to update their warning labels about heart inflammation.

The US Food and Drug Administration has issued emergency use authorization (EUA) for the Covid-19 vaccine developed by Pfizer and BioNTech. After months of development, emergency use was authorized ...

KALAMAZOO, Mich. -- Even though U.S. health officials authorized the emergency use of Pfizer's COVID-19 vaccine, getting the pandemic under control will take time and effort. One of the biggest steps ...

Pfizer says kid-size doses of its COVID-19 vaccine are safe and nearly 91% effective at preventing infections in elementary school children. Details of the study were posted online Friday. FDA ...

The fall COVID-19 vaccine season is starting slowly for Pfizer, with U.S. sales of its Comirnaty shots sinking 25% after federal regulators narrowed recommendations on who should get them. Approval of ...

With approval of the updated COVID-19 vaccine coming weeks later than in the past, the fall vaccine season has started slowly, according to Pfizer. The sales of Pfizer’s Comirnaty shots sank 25% after ...