763
Participants
Start Date
July 31, 2015
Primary Completion Date
March 26, 2019
Study Completion Date
June 6, 2022
Pembrolizumab
Pembrolizumab 200 mg IV on Day 1 of each week in 3-week cycles for up to 35 cycles (approximately 2 years).
Cisplatin
Cisplatin 80 mg/m\^2 IV on Day 1 of each week in 3-week cycles (6 cycle maximum per local country guidelines).
5-FU
5-FU 800 mg/m\^2/day IV continuous from Day 1-5 of each 3-week cycle.
Capecitabine
Capecitabine 1000 mg/m\^2 twice daily by oral tablet on Day 1-14 of each 3-week cycle.
Placebo
Normal saline IV on Day 1 of each week in 3-week cycles for up to 35 cycles (approximately 2 years).
Merck Sharp & Dohme LLC
INDUSTRY