Former FDA Commissioners Warn Against US Vaccine Regulation Overhaul & Contested COVID-19 Vaccine Death Claims

Dec 4, 2025 United States United States Health Policy
Former FDA Commissioners Warn Against US Vaccine Regulation Overhaul & Contested COVID-19 Vaccine Death Claims

Twelve former US FDA commissioners express deep concern over proposed changes to vaccine regulation by the agency's chief scientific officer, citing reinterpret

Former FDA Leaders Raise Alarm Over Proposed Vaccine Regulation Changes

A group of twelve former commissioners of the U.S. Food and Drug Administration (FDA) has voiced profound apprehension regarding significant proposed changes to vaccine regulation. Their concerns, published in the esteemed New England Journal of Medicine on December 3, highlight a deep rift within the agency, particularly concerning assertions made by Dr. Vinay Prasad, the FDA's current chief medical and scientific officer.

Controversial Claims and Regulatory Shifts

The core of the dispute centers on an internal email circulated by Dr. Prasad last week, in which he reportedly told FDA staff that COVID-19 vaccinations likely contributed to the deaths of at least ten children due to heart inflammation. However, Dr. Prasad allegedly provided scant detail on the analytical methods used to reach this conclusion. This assertion is a key point of contention for the former commissioners.

Beyond these claims, Dr. Prasad also outlined upcoming revisions to vaccine regulation, which would impact a wide range of inoculations, including annual flu shots. These proposed guidelines would mandate that vaccine manufacturers prove efficacy through randomized controlled trials, rather than relying on evidence demonstrating a robust immune response – a departure from long-standing practices.

Breaking with Scientific Norms?

The former FDA leaders, who have served across both Republican and Democratic administrations, including notable figures like Scott Gottlieb and Brett Giroir from the Trump era, argue that these proposed guidelines would "dramatically change vaccine regulation on the basis of a reinterpretation of selective evidence and by a process that breaks sharply with the norms that have anchored the FDA’s globally respected scientific integrity." They emphasized that Dr. Prasad's memo offered no clear explanation of the processes or analyses behind his retrospective judgments, nor why such assessments should justify a complete overhaul of existing vaccine regulation.

Political Undercurrents and Ethical Dilemmas

The controversy is further compounded by Dr. Prasad's hiring by Health Secretary Robert F. Kennedy Jr., a prominent anti-vaccine activist known for advocating for placebo-based vaccine trials. While such trials are sometimes suggested, many scientists raise ethical concerns about conducting them when effective vaccines already exist. HHS spokesperson Andrew Nixon, however, defended the current administration's stance, stating that the criticisms from former officials who previously resisted raising the bar for vaccine science confirm they are "on the right track." Dr. Prasad has not yet responded publicly to requests for comment on the matter.

This unfolding situation underscores a critical moment for U.S. public health policy, pitting established scientific methodologies against new regulatory approaches and highly scrutinized claims.

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