Merck Announces WELIREG® (belzutifan) Phase 3 LITESPARK-005 Trial Met Primary Endpoint of Progression-Free Survival in Certain Previously Treated Patients With Advanced Renal Cell Carcinoma

Merck, known as MSD outside of the United States and Canada, announced topline results from LITESPARK-005, the first positive Phase 3 trial investigating WELIREG, Merck’s oral hypoxia-inducible factor-2 alpha inhibitor.

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