Rare diseases
The U.S. government remains shut down, with the FDA closed for new drug applications until further notice; cell and gene therapy leaders gather for the annual meeting in Phoenix with the field in a state of flux; Pfizer and Amgen will make drugs available at a discount as President Donald Trump’s tariffs still loom; and new regulatory documents show how Pfizer beat out the competition for Metsera.
Rocket Pharmaceuticals’ strategic realignment initiative in July pulled funding from fanca-cel, which the biotech was developing for Fanconi anemia.
The centerpiece of the collaboration is the gene editor ABO-101, being developed for primary hyperoxaluria type 1, a rare disease that leads to severe kidney stones.
Following up on previous, dimly received issuances, a new set of ideas published by the FDA to streamline regulatory pathways for cell and gene therapies ‘for small populations’ is receiving a warmer welcome—but experts warn it will take more to turn the tide for the fraught therapeutic space.
As with recent rejections for Biogen and Scholar Rock, manufacturing issues stymied a regulatory bid from Fortress Biotech and Sentynl Therapeutics. Fortress said the FDA did not flag problems with the drug’s safety or efficacy.
M&A headlined for a second straight week as Genmab acquired Merus for $8 billion; Pfizer strikes most-favored-nation deal with White House; CDER Director George Tidmarsh caused a stir with a now-deleted LinkedIn post; GSK CEO Emma Walmsley will step down from her role; and uniQure’s gene therapy offers new hope for patients with Huntington’s disease.
Despite tolerability concerns, nomlabofusp’s overall efficacy represents a “large win” for Larimar, according to analysts at William Blair, who lauded the therapy’s functional benefits.
Applied Therapeutics has yet to confirm whether the study, posted on Clinicaltrials.gov on Thursday, means it has indeed aligned with the FDA on govorestat’s development.
The FDA in September issued two rejections for spinal muscular atrophy therapies—both linked to manufacturing problems—and granted approvals in Barth syndrome and for a subcutaneous version of Merck’s Keytruda that could be key to the blockbuster’s future earnings.
From more than 30 target action dates in the last three months of the year, BioSpace has narrowed the list to six regulatory decisions that could have far-reaching implications for biopharma and patients.
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