KEYNOTE-859: A phase III study of pembrolizumab plus chemotherapy in gastric/gastroesophageal junction adenocarcinoma Journal Article


Authors: Tabernero, J.; Bang, Y. J.; Van Cutsem, E.; Fuchs, C. S.; Janjigian, Y. Y.; Bhagia, P.; Li, K.; Adelberg, D.; Qin, S. K.
Article Title: KEYNOTE-859: A phase III study of pembrolizumab plus chemotherapy in gastric/gastroesophageal junction adenocarcinoma
Abstract: Current guidelines recommend two-drug cytotoxic chemotherapy with a fluoropyrimidine (fluorouracil or capecitabine) and a platinum-based agent (oxaliplatin or cisplatin) as first-line treatment for advanced gastric cancer. Pembrolizumab monotherapy has demonstrated durable antitumor activity in patients with advanced programmed death ligand 1-positive (combined positive score ≥1) gastric/gastroesophageal junction adenocarcinoma. Accumulating evidence indicates that combining pembrolizumab with standard-of-care chemotherapy for the treatment of advanced or metastatic cancer improves clinical outcomes. We describe the rationale for and the design of the randomized, double-blind, placebo-controlled, Phase III KEYNOTE-859 study, which is investigating pembrolizumab in combination with chemotherapy as first-line treatment for patients with human epidermal growth factor receptor 2-negative advanced unresectable or metastatic gastric/gastroesophageal junction adenocarcinoma. The planned sample size is 1542 patients, and the primary end point is overall survival. Clinical trial registration: NCT03675737 (ClinicalTrials.gov)</ext-link. © 2021 Merck Sharp and Dohme Corp., a subsidiary of Merck and Co., Inc., Kenilworth, NJ, USA.
Keywords: treatment outcome; overall survival; cisplatin; fluorouracil; placebo; drug safety; capecitabine; chemotherapy; outcome assessment; methodology; adenocarcinoma; multiple cycle treatment; epidermal growth factor receptor 2; practice guideline; antineoplastic activity; continuous infusion; europe; immunotherapy; australia; israel; asia; oxaliplatin; esophageal adenocarcinoma; stomach adenocarcinoma; north america; first-line therapy; sample size; gastric cancer; programmed death 1 ligand 1; randomized controlled trial (topic); phase 3 clinical trial (topic); gastroesophageal junction adenocarcinoma; gastroesophageal junction cancer; multicenter study (topic); human; article; pembrolizumab; her2-negative
Journal Title: Future Oncology
Volume: 17
Issue: 22
ISSN: 1479-6694
Publisher: Future Medicine  
Date Published: 2021-08-01
Start Page: 2847
End Page: 2855
Language: English
DOI: 10.2217/fon-2021-0176
PUBMED: 33975465
PROVIDER: scopus
PMCID: PMC9892960
DOI/URL:
Notes: Article -- Export Date: 1 September 2021 -- Source: Scopus
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  1. Yelena Yuriy Janjigian
    394 Janjigian