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Ascendis wins U.S. approval for therapy for children with dwarfism

By Thomson Reuters Feb 27, 2026 | 5:04 PM

Feb 27 (Reuters) – The U.S. Food and Drug Administration on Friday approved Ascendis Pharma’s ​once-weekly therapy for children with ‌a rare genetic disorder that causes dwarfism, the company said.

The treatment, branded Yuviwel, is a once-weekly injection ‌designed ​to provide sustained ⁠exposure to C-type natriuretic ⁠peptide, which Ascendis said can counter growth-limiting effects driven by the FGFR3 mutation in achondroplasia.

Ascendis ​said continued approval for Yuviwel may depend on confirmation ⁠of clinical benefit ⁠in post-approval trials.

Achondroplasia is ​the most common type of short-limbed ​dwarfism. The condition occurs in ‌1 in 15,000 to 40,000 newborns, according to the National Institutes of Health.

The disorder is ⁠caused by a genetic mutation that affects a protein in the body called ⁠fibroblast ‌growth factor receptor 3, ⁠or FGFR3, resulting in ​dwarfism.

Ascendis ‌said it plans to ​launch Yuviwel ⁠in the United States in early Q2 2026.

(Reporting by Sahil Pandey Puyaan Singh and Sneha S K in Bengaluru; Editing by ​Tasim Zahid)