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Draft guidance, issued by the FDA last week, could remove ambiguity and uncertainty that may have so far limited uptake of new approach methodologies, experts told BioSpace,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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While the approval of Leqembi Iqlik bodes well for Biogen and Eisai’s planned application for a subcutaneous induction regimen next year, its financial impact remains “uncertain,” as potentially higher revenues from the injection could be offset by steeper costs of production, according to Jefferies.
Aside from the rare disease market, Novo Nordisk also scored a key regulatory win last month for its blockbuster GLP-1 drug Wegovy, which can now be used to treat patients with metabolic dysfunction-associated steatohepatitis.
With a flurry of recent Big Pharma investment in radiopharmaceutical therapeutics, the FDA issued draft guidance last month in a move former FDA Commissioner Stephen Hahn sees as the regulator “trying to get ahead on a new set of therapy that they see becoming very important for cancer.”
In December 2024, Teva also secured FDA approval for the other liraglutide brand Victoza, indicated for type 2 diabetes.
The American Academy of Pediatrics called the decision to limit children’s access to COVID-19 vaccines “deeply troubling.”
Earlier this month, the FDA backed off on a pause in shipments of the chikungunya vaccine Ixchiq to older adults. Now, the regulator has reversed course.
The FDA Adverse Event Reporting System, which Commissioner Marty Makary called “clunky,” previously published updates on a quarterly basis.
The drug, for hereditary angioedema, is Ionis’ second wholly owned asset.
Vanda claims that two generics to its sleep disorder drug Hetlioz were approved despite inadequate data and is requesting that FDA Commissioner Marty Makary revisit the decision.
Among the problems cited were cat hair, bacterial contamination and instrument defects.