Merck (MRK) announces FDA approval of WELIREG
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FDA Approves Merck’s WELIREG® (belzutifan) for the Treatment of Adults and Pediatric Patients 12 Years and Older With Locally Advanced, Unresectable, or Metastatic Pheochromocytoma or Paraganglioma
May 14, 2025 5:15 PM EDTWELIREG becomes the only approved and available treatment in the U.S. for eligible patients with advanced PPGL
RAHWAY, N.J.--(BUSINESS WIRE)-- Merck (NYSE: MRK), known as MSD outside of the United States and Canada, today announced the U.S. Food and Drug Administration (FDA) has approved WELIREG® (belzutifan), Mercks oral hypoxia-inducible factor-2 alpha (HIF-2) inhibitor, for the treatment of adult and pediatric patients 12 years and older with locally advanced, unresectable, or metastatic pheochromocytoma or paraganglioma (PPGL). Pheochromocytoma and paraganglioma are rare tumors that come... More
