FDA’s top vaccine official leaves post after less than four months

Trump administration gives no details about reason for departure of Vinay Prasad, but he had critics and had taken unusual actions

The top vaccine official at the US Food and Drug Administration (FDA), Vinay Prasad, has left the federal agency less than four months after being appointed as the head of the division overseeing biological products like blood, vaccines, and cellular and gene therapies, a government spokesperson has said.

Prasad, an oncologist and a professor of epidemiology, biostatistics and medicine at the University of California, San Francisco, had previously criticized the FDA.