Merck Receives Priority Review From FDA for New Drug Application for HIF-2? Inhibitor Belzutifan Application Based on Objective Response Rate From Phase 2 Trial Evaluating Belzutifan in Patients With Von Hippel-Lindau Disease-Associated Renal Cell Carcinoma New Filing Further Strengthens Merck’s Expanding and Diverse Oncology Portfolio Merck known as MSD outside the United States and Canada, today announced that the U.S. Food and Drug Administration has accepted and granted priority review for a New Drug … Application Based on Objective Response Rate From Phase 2 Trial Evaluating Belzutifan in Patients With Von Hippel-Lindau Disease-Associated Renal Cell Carcinoma New Filing Further Strengthens Merck’s Expanding and Diverse Oncology Portfolio