US to announce new warning on J&J coronavirus vaccine for autoimmune disorder -Washington Post

The U.S. Food and Drug Administration is expected to announce a new warning on Johnson & Johnson's coronavirus vaccine related to a rare autoimmune disorder, the Washington Post reported on Monday, citing four people familiar with the matter.

According to the Post, about 100 preliminary reports of Guillain-Barré syndrome (GBS) have been detected in the United States after vaccination with J&J shot, mostly in men, many of whom were 50 or older. Around 12.8 million people have received the one-dose vaccine in the United States. J&J and the FDA were not immediately available for comment.