Dr. Vinay Prasad is stepping down as the Food and Drug Administration’s top vaccine regulator after a brief tenure.

The U.S. Food and Drug Administration's top vaccine official, Vinay Prasad, has left the agency after just three months as Director of the Center for Biologics Evaluation and Research, a government spokesperson said.

A controversial hematologist-oncologist who joined FDA this spring and quickly became its top regulator has left the agency.HHS confirmed the departure of Vinay K. Prasad, MD, MPH, providing the following statement to Healio: “Dr.