Rare disease
A landmark approval for a debilitating condition
The FDA approved a drug for Friedreich's ataxia yesterday, marking the first medicine for a rare neurological disease that leads to progressive damage to the nervous system.
The treatment, from Reata Pharmaceuticals, led to statistically significant improvements in neurologic function compared to a placebo in a single clinical trial. But in FDA documents posted ahead of the agency's decision, staff described the data as "not exceptionally persuasive," casting doubt on whether Reata's treatment would win approval.
In a research note previewing the FDA's decision, SVB Securities analyst Joseph Schwartz estimated peak sales of Skyclarys could reach $625 million, based on reaching approximately 30% of the U.S. patients diagnosed with FA.
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Regulatory
The FDA's new boss in neuroscience
The surprise departure of long-time FDA official Billy Dunn has left the drug industry guessing at the regulatory philosophy of his lesser-known successor, Teresa Buracchio.
As STAT's Adam Feuerstein and John Wilkerson report, Dunn's reputation as a flexible regulator makes Buracchio's assent to the role of acting director of the Office of Neuroscience a potential pivot for the FDA. Buracchio appears to have largely worked in Dunn's shadow in recent years. Many patient groups and companies that make neurology drugs — and the lobbyists who represent them — said they knew little about her.
It won't take long to see the impact, if any, on a changing of the guard. In March, the FDA will decide on the approval of a new treatment for the neurological disease called Rett syndrome developed by Acadia Pharmaceuticals. Buracchio will also oversee a meeting of outside experts who will review clinical data on tofersen, a treatment for an inherited type of ALS made by Biogen. And Buracchio is overseeing the potential final approval for the Alzheimer's disease drug Leqembi, the details of which will be closely watched by physicians, patients, and industry.
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