The FDA is preparing to add a warning to Johnson & Johnson’s single-dose COVID-19 vaccine due to evidence that it could increase the chances of developing, Guillain-Barre syndrome (GBS), a rare autoimmune disorder.
1/ J&J COVID vaccine linked VERY RARELY to Guillain-Barré syndrome (GBS). https://t.co/2JV9S5ssob
– 100 prelim reports of GBS out of 12.8M doses (0.0008%)
– about 2 weeks after vaccination
– mostly in men
– mostly in 50+ years-old— Céline Gounder, MD, ScM, FIDSA 🇺🇦 (@celinegounder) July 12, 2021