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.

Dr. Vinay Prasad had been serving as the FDA's director of the Center for Biologics Evaluation and Research since May, and was later named chief medical and scientific officer.

Indian-origin scientist Vinay Prasad resigned as the FDA's vaccine and gene therapy chief in just three months after backlash over halting Sarepta's DMD gene therapy on safety grounds. His caution drew criticism from patients,