The US Food and Drug Administration’s top vaccine official overrode agency experts in May to recommend against the broad use ...

The new memos from the Food and Drug Administration show how the agency’s vaccine chief, Dr. Vinay Prasad, personally ...

The U.S. Food and Drug Administration is now requiring two common COVID-19 vaccines to update their warning labels to include information on two rare heart side effects: myocarditis and pericarditis.

The FDA has instructed Pfizer and Moderna to add stronger warnings to the labels of their COVID-19 vaccines about the risk of cardiotoxicity in some patients, citing a recent study and new data.