FDA
At its peak, Imcivree’s sales in hypothalamic obesity could reach over $2 billion worldwide, according to analysts at Stifel.
FEATURED STORIES
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.
The Hunter syndrome space suffered a setback in February when the FDA turned down REGENXBIO’s investigational gene therapy, raising urgent questions about whether competitor Denali Therapeutics can clear the agency’s bar next month.
While requests by government officials for anonymity when speaking to the media are nothing new, the practice attracts more scrutiny when the Department for Health and Human Services has pledged a commitment to “radical transparency.”
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After the FDA’s first-ever public listening meeting on data-sharing in the cell and gene therapy space, new draft guidance aims to standardize the practice. But recent decisions call into question whether shared evidence and prior knowledge will accelerate development in rare diseases.
Among the unreported adverse events potentially linked to Ozempic are two deaths and one case of “completed suicide,” according to an FDA inspection report.
Capricor Therapeutics’ deramiocel was rejected in July 2025, potentially caught between Nicole Verdun, a former top biologics regulator at the FDA, and outgoing Vinay Prasad, director of the Center for Biologics Evaluation and Research.
The U.S. Senate has a plan to improve drug development for rare disease patients. The exit of controversial CBER chief Vinay Prasad will help clear the path.
Rare disease biotech stocks pop on the news that Vinay Prasad, the FDA’s chief biologics regulator, will depart the FDA at the end of April; Sen. Ron Johnson launches an investigation into recent rare disease drug rejections; and Roche and Zealand’s amylin analog fails to match investor expectations—and Eli Lilly’s rival candidate—in a mid-stage trial.
The senator, who has long advocated for expanding access to experimental therapies, reportedly called the FDA’s request for a sham surgery–controlled Phase 3 trial for uniQure’s Huntington’s disease gene therapy “bureaucratic idiocy.”
Industry and FDA representatives have reached a general agreement on planned pre-submission facility meetings but have expressed different views about the specifics.
The FDA’s cancer advisors will discuss AstraZeneca’s application for the oral SERD camizestrant in breast cancer and the AKT inhibitor Truqap in prostate cancer.
Some biotechs that had seen regulatory setbacks under Center for Biologics Evaluation and Research director Vinay Prasad experienced stock bumps Monday morning. Under Prasad’s leadership, the rare disease space has suffered a series of controversial rejections.
Incyte is looking to expand the use of its PD-1 blocker Zynyz to treat non-small cell lung cancer. The FDA’s rejection did not flag problems with the drug’s efficacy or safety.