FDA Approves Pembrolizumab for Advanced/Metastatic Urothelial Carcinoma

The FDA has granted regular approval to pembrolizumab (Keytruda®, Merck) for the first-line treatment of patients with locally advanced/metastatic urothelial carcinoma who are ineligible for platinum-containing chemotherapy. This regular approval comes after the FDA granted pembrolizumab accelerated approval. "Programmed cell death protein 1 (PD-1) and programmed death-ligand 1 (PD-L1) inhibitors are active in metastatic urothelial carcinoma," wrote Thomas Powles, MD, Professor of Genitourinary ...
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Pembrolizumab Approval Withdrawn for Third-Line Gastric Cancer Treatment

Yesterday, Merck announced that it will voluntarily withdraw the accelerated approval indication of pembrolizumab (Keytruda®, Merck) for patients with recurrent locally advanced/metastatic gastric or gastroesophageal junction adenocarcinoma whose tumors express programmed death-ligand 1 (PD-L1) with a combined positive score (CPS) ≥1 and who experienced disease progression on or after two or more prior lines of therapy, including fluoropyrimidine- and platinum-containing chemotherapy and human e...
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Pembrolizumab Approved for HER2-Positive Gastric Cancer

The FDA has granted accelerated approval to pembrolizumab (Keytruda®, Merck & Co.) in combination with trastuzumab, fluoropyrimidine- and platinum-containing chemotherapy for first-line treatment of patients with locally advanced unresectable or metastatic HER2- positive gastric or gastroesophageal junction (GEJ) adenocarcinoma. "The PD-1 (programmed cell death protein 1)/PD-L1 (programmed death-ligand 1) pathway is an important regulatory component of the immune response and plays a critica...
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Pembrolizumab for Esophageal or Gastroesophageal Junction Carcinoma: Ken Kato, MD, PhD

Recently, the FDA approved pembrolizumab (Keytruda®, Merck Sharp & Dohme Corp.) in combination with platinum/fluoropyrimidine-based chemotherapy for patients with metastatic or locally advanced esophageal or gastroesophageal junction (GEJ) carcinoma who do not qualify for surgical resection or definitive chemoradiation. The approval was based on the results of KEYNOTE-590, a phase 3 trial that demonstrated significant improvements in progression-free survival and overall survival for patient...
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Pembrolizumab Plus Chemotherapy Approved for Esophageal and Gastroesophageal Junction Carcinoma

The FDA has approved pembrolizumab (Keytruda®, Merck Sharp & Dohme Corp.) in combination with platinum/fluoropyrimidine-based chemotherapy for patients with metastatic or locally advanced esophageal or gastroesophageal junction (GEJ) carcinoma who do not qualify for surgical resection or definitive chemoradiation. "Pembrolizumab plus chemotherapy versus chemotherapy was superior for overall survival in patients with esophageal squamous cell carcinoma (ESCC) with a combined positive score (CP...
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