FDA
The FDA in October 2025 granted bitopertin its Commissioner’s National Priority Voucher but after a shortened review time has decided the data did not support regulatory approval for treating erythropoietic protoporphyria.
FEATURED STORIES
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.
Subscribe to ClinicaSpace
Clinical trial results, research news, the latest in cancer and cell and gene therapy, in your inbox every Monday
THE LATEST
Eli Lilly’s request to intervene in a suit filed by compounding pharmacies against the FDA reflects a belief the outcome could affect its business and that the FDA does not adequately represent its interests.
With two earlier trials meeting their primary endpoints, Axsome claimed it has the data to support a filing for FDA approval in the second half of 2025.
Regulators squeezed in two final approvals before the calendar change with the UK approval of Merck’s Winrevair and the FDA’s greenlight for an injectable formulation of BMS’s cancer blockbuster.
Other notable greenlights this year include Bristol Myers Squibb’s Cobenfy, the first novel therapeutic for schizophrenia in 35 years, and Madrigal Pharmaceuticals’ Rezdiffra, the first-ever treatment for MASH.
The new combination, dubbed Alyftrek, is designed to improve on the Trikafta, a product that generated sales of $8.9 billion in 2023. It’s welcome good news for Vertex following last week’s subpar clinical results for its non-opioid analgesic.
Despite securing the industry’s first approval for familial chylomicronemia syndrome, BMO Capital Markets believes that Tryngolza’s regulatory triumph will not be a significant positive for Ionis. Instead, the firm is focusing on olezarsen’s readout in severe hypertriglyceridemia, a much larger market.
The approval concludes what has been a difficult regulatory path for Ryoncil, which suffered FDA rejections in 2020 and 2023.
The letters come amid the Outsourcing Facilities Association’s ongoing lawsuit against the FDA over the regulator’s decision to end the shortage for tirzepatide.
The FDA cited issues with a manufacturing facility as the reason for the rejection. J&J is currently “working closely” with the regulator to resolve these problems.
The FDA has put a stop to U.S. initiation of PepGen’s Phase II trial for its Duchene muscular dystrophy treatment. The company faced the same hurdle for an earlier neuromuscular candidiate in 2023.