FDA
By publishing complete response letters as soon as they are issued to drug sponsors, the FDA is expanding transparency in a way that, while positioned as a public health measure, also grants investors greater visibility into regulatory decisions. Experts question whether this is the agency’s proper remit.
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Arguably the FDA’s most anticipated decision this month is for a subcutaneous induction formulation of Biogen and Eisai’s Alzheimer’s drug Leqembi, which, according to Eisai, could “help reduce the burden on healthcare professionals and patients.”
Sarepta and Capricor learned of key regulatory decisions from the media and investors, and Duchenne muscular dystrophy families have turned to the news for answers. Meanwhile, the FDA insists it remains committed to notifying companies of any regulatory action before sharing information with the media or public.
Sarepta Therapeutics’ stock has dropped precipitously as questions swirl around the safety of its gene therapies. Meanwhile, the Duchenne patient community fears losing access to Elevidys while the regulator considers more drastic action.
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While the new framework signals continued flexibility at the FDA regarding rare disease approvals, some analysts and advocates question what tangible impacts the new guidelines will have.
In a series of memos last week, Center for Biologics Evaluation and Research Director Vinay Prasad outlined the FDA’s thinking on the recent limited approvals for updated COVID-19 vaccines.
Paul Offit, longtime member of the FDA’s vaccine advisory committee and an outspoken critic of Health Secretary Robert F. Kennedy Jr., was recently informed by the Department of Health and Human Services that his services are no longer required.
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With a flurry of recent Big Pharma investment in radiopharmaceutical therapeutics, the FDA issued draft guidance last month in a move former FDA Commissioner Stephen Hahn sees as the regulator “trying to get ahead on a new set of therapy that they see becoming very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.