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Coalition Urges FDA Clarity as CBER Faces Leadership Changes

4/2/2026

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Coalition Urges FDA Reform
  • On April 1, 2026, a coalition for rare diseases urged the Trump administration to restore regulatory clarity at the FDA's Center for Biologics Evaluation and Research (CBER).
  • Dr. Vinay Prasad, head of CBER, will leave at the end of April amid disputes over vaccine and gene therapy reviews.
  • The coalition, consisting of nearly 100 patient advocacy groups and biotech investors, reported that 84% of surveyed investors have reduced or paused investments due to FDA uncertainty.
  • In 2025, CBER approved five orphan drugs but issued four Complete Response Letters, rejecting about half of late-stage programs.
  • In early 2026, CBER approved one orphan drug and issued two Complete Response Letters.
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