CNN — (CNN) — Dr. Vinay Prasad, the controversial critic of the US Food and Drug Administration who took a top role at the regulatory agency in May, has resigned less than three months into the job.

The FDA's top vaccine official Vinay Prasad, MD, MPH, will leave the agency for the second time in less than a year, according to an HHS spokesperson. Prasad, the director of the Center for Biologics ...

WASHINGTON (AP) — A Food and Drug Administration official is getting his job back as the agency's top vaccine regulator, less than two weeks after he was pressured to step down at the urging of ...