Patrizia Cavazzoni, formerly the top regulator of the drug division of the FDA, will join Pfizer as chief medical officer.

Cavazzoni stepped down from her role as head of the FDA’s main drug review office in mid-January. She will succeed Aida Habtezion, who’s leaving the drugmaker.

After leaving the FDA, where she served as director of the Center for Drug Evaluation and Research, Patrizia Cavazzoni, M.D., is returning to her previous employer: Big Pharma Pfizer. | After leaving the FDA,