KEYTRUDA plus enfortumab vedotin significantly prolonged overall survival (OS) by 53% - an improvement in median OS of more than 15 months - compared to chemotherapy in the total patient population
Late-breaking results from the Phase 3 KEYNOTE-A39/EV-302 trial were selected for the official Press Briefing and presentation during a Presidential Symposium session at the European Society for Medical Oncology Congress 2023
RAHWAY, N.J.--(BUSINESS WIRE)-- Merck (NYSE: MRK), known as MSD outside of the United States and Canada, today announced results from the Phase 3 KEYNOTE-A39 trial (also known as EV-302), which was conducted in collaboration with Seagen and Astellas, evaluating KEYTRUDA, Merck’s anti-PD-1 therapy, plus Padcev (enfortumab vedotin-ejfv), an antibody-drug conjugate, compared to chemotherapy (gemcitabine plus cisplatin or carboplatin) in patients with previously untreated locally advanced or metastatic urothelial carcinoma (la/mUC).
Findings from its first pre-specified analysis showed that KEYTRUDA plus enfortumab vedotin significantly improved overall survival (OS), reducing the risk of death by 53% compared to chemotherapy (median OS, 31.5 months vs. 16.1 months, respectively), an improvement in median OS of more than 15 months; (HR=0.47 [95% CI, 0.38-0.58]; p