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,

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.

Prasad's exit ends a tumultuous tenure during which he led a reworking of agency guidelines on COVID vaccines and his office got embroiled in controversy over a Duchenne gene therapy.