Vinay Prasad, M.D., has rejoined the FDA, the latest turn in a monthslong stretch of leadership turnover at the agency. | “At the FDA’s request, Dr. Vinay Prasad is resuming leadership of the Center for Biologics Evaluation and Research,

A Food and Drug Administration official who stepped down less than two weeks ago is getting his job back as the agency’s top vaccine regulator. Dr.

Vinay Prasad, the U.S. Food and Drug Administration's top vaccine regulator, is returning to his post less than two weeks after the White House had him ousted.