FDA

The FDA issued a rare Refusal-to-File letter to Moderna over its mRNA-based influenza vaccine application, in an unusual move that sent the biotech’s shares tumbling.
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The Senate failed to pass a massive spending bill on Thursday—which includes the rare pediatric PRV program but also funding for the Immigration and Customs Enforcement’s large-scale crackdown in Minnesota and other states.
Some 200 rare disease therapies are at risk of losing eligibility for a pediatric priority review voucher, a recent analysis by the Rare Disease Company Coalition shows. That could mean $4 billion in missed revenue for already cash-strapped biotechs.
Together with robust data-driven modeling, rethinking regulation and data use could push forward a notoriously challenging field.
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FDA
Three draft recommendation documents published on Wednesday are intended to guide drug sponsors and accelerate the development of cell and gene therapies.
The regulatory action marks the second rejection for a spinal muscular atrophy therapy this week after Scholar Rock’s apitegromab was issued a complete response letter on Tuesday, similarly on manufacturing grounds.
In its rejection letter, the FDA flagged problems at a third-party fill-finish site owned by Novo Nordisk. Issues at this site have previously been investigated by the regulator.
The agency also pointed to the use of Tylenol and other acetaminophen products during pregnancy as being potentially linked to neurological and developmental defects in children, following a press conference Monday in which President Donald Trump did the same.
An advisory committee last year found that Zynquista’s benefit-risk profile in type 1 diabetes was unfavorable due to cases of diabetic ketoacidosis.
The company was expecting a decision from the FDA by Sept. 28 for its oral drug tolebrutinib, but an update to the drug’s application package convinced the agency to take more time to review.
For the last two years, Keytruda has reigned as the world’s top-selling drug—a distinction under threat with key patent protections expiring in 2028.
A decade-long journey has come to an end for Stealth BioTherapeutics and the Barth syndrome community with the first-ever treatment for this uncommon mitochondrial disease. CEO Reenie McCarthy called it a “pivotal victory” that “offers hope for expedited regulatory attention to other ultra-rare diseases.”
Investors had been “holding out hope” that there remained a regulatory path forward for RP1, but results of Replimune’s Type A meeting with the FDA do not appear to support this, according to BMO Capital Markets.
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