Merck’s WELIREG meets primary endpoint of PFS in Phase 3 RCC trial

Merck’s WELIREG meets primary endpoint of PFS in Phase 3 RCC trial

Global pharmaceutical leader Merck has announced that WELIREG (belzutifan), its pioneering oral HIF-2α inhibitor, has achieved a critical milestone in its Phase 3 trial LITESPARK-005. The trial, conducted on adult patients with advanced renal cell carcinoma (RCC) that progressed following PD-1/L1 checkpoint inhibitor and VEGF-TKI therapies, met its primary endpoint by demonstrating a statistically significant […]