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 (PPGL)
1. MRK received FDA approval for Welireg, boosting its drug portfolio. 2. This approval could enhance MRK's market position in oncology.