Gene therapy has had its commercial struggles in the past year. The cost to patients is in the millions and fewer are stepping forward for treatment than companies would like. While development continues in this game-changing field, some have struggled with regulatory authorities during development while others have just stepped away altogether.

In a threshold event in the U.S., Medicare is planning to break through its obesity coverage barrier with a voluntary test of a model designed to enable Medicare Part D plans and state Medicaid programs to cover GLP-1 drugs prescribed for weight management.

The U.S. FDA’s green lighting of Omeros Corp.’s Yartemlea (narsoplimab) makes it the first approved treatment for hematopoietic stem cell transplant-associated thrombotic microangiopathy (TA-TMA), a life-threatening complication of hematopoietic stem cell (HSC) transplantation. The BLA for narsoplimab, a fully human monoclonal antibody that inhibits the enzyme mannan-binding lectin-associated serine protease-2, had a Dec. 26 PDUFA date.

The U.S. FDA’s final rule for regulation of lab-developed tests was destined to be controversial at best and exceptionally susceptible to legal challenge according to more than one legal opinion. The inevitable legal challenge succeeded wildly in a decision rendered in district court in March 2025, marking one of the rare instances in which the courts thwarted FDA rulemaking and thus is easily the regulatory story of the year for 2025. Attempts to regulate AI in the U.S. and Europe also dominated the regulatory landscape.

Crescom Co. Ltd., an AI musculoskeletal imaging company, gained U.S. FDA 510(k) clearance Dec. 24 for MediAI-BA, its AI-powered pediatric and adolescent bone age analysis software. Classified as a class II medical device, MediAI-BA evaluates bone age and suggests predicted adult height based on growth plate status assessed by hand and wrist X-ray imaging. Prior clinical trial results demonstrated MediAI-BA had specialist-level accuracy, recording a mean absolute deviation (MAD) of 0.39 years.

Simcere Zaiming Pharmaceutical Co. Ltd. has obtained clinical trial approval from China’s National Medical Products Administration (NMPA) for SIM-0610 to be studied in patients with locally advanced or metastatic solid tumors.

Enveda has obtained IND clearance from the FDA and initiated a phase I trial of ENV-6946, a first-in-class oral small molecule for the treatment of inflammatory bowel disease, including ulcerative colitis and Crohn’s disease.

After being unanimously passed by the U.S. House Dec. 1, the bipartisan Mikaela Naylon Give Kids a Chance Act seemed to be headed for sure passage in the Senate before it adjourned late last week.

Abbisko Therapeutics Co. Ltd. and its partner Merck KGaA got an early Christmas present from China’s National Medical Products Administration (NMPA) with the approval of pimicotinib (ABSK-021), the first domestically developed systemic therapy for tenosynovial giant cell tumor (TGCT).

Six individuals, including an investment banker, face multiple U.S. charges stemming from an alleged $41 million insider-trading scheme, plus stock manipulation schemes involving biopharma companies. The charges are related to three overlapping securities fraud schemes that occurred between June 2020 and February 2024.