FDA
With CBER director Vinay Prasad set to depart the agency at the end of the month, a coalition of patient groups and biotech executives penned a letter imploring the Trump administration to “restore regulatory clarity” for rare disease therapies. Experts on a BioSpace panel last week also acknowledged the challenges faced by a more stringent FDA.
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Draft guidance, issued by the FDA last week, could remove ambiguity and uncertainty that may have so far limited uptake of new approach methodologies, experts told BioSpace, particularly emphasizing the agency’s recommendations around defining NAMs’ regulatory purpose.
The FDA’s Commissioner’s National Priority Voucher program, unveiled in June 2025, is “shrouded in secrecy,” Democratic representative Jake Auchincloss said last month, as regulatory and biopharma leaders try to decode the criteria for investigational or approved drugs to receive a voucher.
Although FDA Commissioner Marty Makary promised “an exciting treatment” for autism, what the agency delivered was a label expansion for leucovorin to treat the ultrarare cerebral folate deficiency. The regulatory process, which relied on a literature review rather than new evidence, stands in contrast to recent rare disease rejections in which the FDA cited a need for more rigorous evidence.
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The FDA is assessing the need for “further regulatory action” on Sarepta’s Duchenne muscular dystrophy gene therapy in the aftermath of two patient deaths, though the regulator has not yet specified what action this could be.
Mike Davis previously worked as clinical team leader at the FDA’s Division of Psychiatry before serving as chief medical officer for Usona Institute, a research organization advancing psychedelic science.
Speaking at BIO2025, rare disease leaders from Ultragenyx, Amylyx and Yale questioned the need for the new regulatory pathway proposed by FDA Commissioner Marty Makary. They acknowledged, however, that creative thinking is required to enable more treatments for patients with ultrarare diseases.
Jacqueline Corrigan-Curay, who stepped into the role as the agency’s top drug regulator in January, is departing in July, according to an email sent to agency staff.
Harliku is the only FDA-approved drug for alkaptonuria, a rare condition characterized by skin discoloration, arthritis and heightened risks of heart failure and stroke.
Exemptions to new export control policies have allowed companies to ship patients’ biological materials to foreign laboratories, including those in China and other adversarial nations, according to the FDA.
The well-respected director of the FDA’s cell and gene therapy office was seen as a stabilizing and trustworthy voice inside the quickly reshaping FDA, especially since the late-March exit of CBER Director Peter Marks.
Lenacapavir, to be marketed as Yeztugo, could “redefine the PReP market,” according to analysts.
Industry watchers responded mostly positively to the commissioner’s new voucher program, but worries remain over staffing cuts at the agency.
Speaking at BIO2025, Makary bemoaned what he called “unnecessary steps” and “avoidable delays” in the U.S. regulatory landscape.