RAHWAY, N.J. & NUTLEY, N.J.--(BUSINESS WIRE)--Oct 18, 2025--

Merck (NYSE: MRK), known as MSD outside of the United States and Canada, and Eisai today announced long-term follow-up data continued to show durable benefit of KEYTRUDA ® (pembrolizumab), Merck’s anti-PD-1 therapy, plus LENVIMA ® (lenvatinib), the orally available multiple receptor tyrosine kinase inhibitor (TKI) discovered by Eisai, compared to chemotherapy for patients with advanced endometrial carcinoma following at least one prior platinum-based regimen in any setting. The findings, based on five years of follow-up from the Phase 3 KEYNOTE-775/Study 309 trial evaluating KEYTRUDA plus LENVIMA versus chemotherapy (treatment of physician’s choice of doxorubicin or paclitaxel), for these patients with advanced endometrial carci

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