The top two senior officials in the US Food and Drug Administration’s vaccine review and approval operation plan to retire this fall, potentially adding to the agency’s challenges as it works to clear the coronavirus vaccines in children and booster shots for adults.
US FDA’s Top Two Vaccine Officials Announce Surprise Retirements
Departures of Marion Gruber and Philip Krause may stem from White House and CDC actions related to the COVID-19 vaccines.

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Former Acting FDA Commissioner Sara Brenner is said to have asked Tracy Beth Høeg, new special assistant to the commissioner, to help reexamine the application. Høeg’s position at the agency is raising concerns about the FDA's ongoing approach to vaccine regulation.
FDA Commissioner Martin Makary was sworn in Friday and knew of the plan that ultimately lead to CBER director Peter Marks' resignation on 28 March.
In his resignation letter, the CBER director said he was willing to work with HHS Secretary Robert F. Kennedy Jr. to address concerns about vaccine safety, but "it has become clear that truth and transparency are not desired by the secretary."
Sanofi’s Dupixent, Amgen’s Uplizna, and Bristol’s Opdivo seek new indications, while J&J hopes to start a franchise with nipocalimab and Stealth’s day of reckoning approaches.
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Sector-specific tariffs, including on pharmaceuticals, could be announced as early as this week.
Massive layoffs and the biosimilar user fee program’s historic flirtation with the non-user fee spending requirements raise concerns that the FDA could lose its ability to collect BsUFA revenue, which could mean a fine or jail time for agency staff.
Faced with Trump’s hostile tariff moves, the UK aims to speed up clinical trial start times to support its pharma sector and invest £600m in a new health data research service.