3 Different Futures for the Johnson & Johnson Vaccine
The Johnson & Johnson vaccine has entered regulatory purgatory. This morning, the CDC and FDA jointly recommended, “out of an abundance of caution,” a nationwide halt to the single shot’s rollout. The two agencies are investigating a rare blood-clotting disorder: In the six cases reported so far, all in the United States, women ages 18 to 48 developed an unusual type of blood clot within about two weeks of receiving the company’s inoculation.
Experts haven’t yet conclusively determined whether J&J’s vaccine is directly causing these strange clots, or how frequently the condition might be occurring, because they’re relying largely on people reporting their health conditions to federal agencies. of the vaccine have been administered so far in the United States; among them were about 1 million women under the age of 50. “I think it’s reasonable to say it is a rare event, but I don’t think we should go into false precision in this kind of situation,” Saad Omer,
