F.D.A. Attaches Warning of Rare Nerve Syndrome to Johnson & Johnson Covid Vaccine July 12, 2021 Auto Bot Centers for Disease Control and Prevention, Coronavirus (2019-nCoV), Disease Rates, Food and Drug Administration, Johnson & Johnson, Regulation and Deregulation of Industry, United States Politics and Government, Vaccination and Immunization, your-feed-healthcare, your-feed-science 0 Federal regulators concluded that the risk of developing the syndrome was low, and that the benefits of the vaccine still strongly outweigh it.