A doctor who until recently was one of the most senior officials at the Food and Drug Administration said in his first public comments since his resignation that he left because promises that were made to him had been broken.
“Promises made, promises not kept,” said Dr. Richard Pazdur, who served as director of the FDA’s Center for Drug Evaluation and Research for several weeks in late 2025.
Speaking at a forum in California on Jan. 12, he declined to detail what those promises were or who made them.
But Pazdur said he took offense at what he described as disrespect towards FDA staffers by Dr. Vinay Prasad, who heads the FDA’s Center for Biologics Evaluation and Research….
Top FDA Drug Regulator Discloses Why He Resigned

