Pembrolizumab (MK-3475) Plus Chemotherapy Versus Placebo Plus Chemotherapy in Participants Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma (MK-3475-859/KEYNOTE-859)

PHASE3CompletedINTERVENTIONAL
Enrollment

1,579

Participants

Timeline

Start Date

November 8, 2018

Primary Completion Date

October 3, 2022

Study Completion Date

March 3, 2025

Conditions
Stomach Neoplasms
Interventions
BIOLOGICAL

Pembrolizumab

Administered as an IV infusion on Day 1 Q3W

DRUG

Cisplatin

Administered as an IV infusion on Day 1 Q3W

DRUG

5-fluorouracil

Administered as a continuous IV infusion on Days 1-5 Q3W

DRUG

oxaliplatin

Administered as an IV infusion on Day 1 Q3W

DRUG

capecitabine

Administered orally BID on Days 1 to 14 Q3W

DRUG

Placebo for Pembrolizumab

Administered as an IV infusion on Day 1 Q3W

Trial Locations (215)

104

Mackay Memorial Hospital ( Site 2903), Taipei

1023

Auckland City Hospital ( Site 2700), Auckland

1083

Semmelweis Egyetem.. ( Site 3305), Budapest

1122

Orszagos Onkologiai Intezet ( Site 3303), Budapest

1211

Hopitaux Universitaires de Geneve HUG ( Site 1907), Geneva

2100

Rigshospitalet ( Site 3202), Copenhagen

2170

Liverpool Hospital ( Site 2301), Liverpool

2193

Wits Clinical Research ( Site 1707), Parktown-Johannesburg

2196

Sandton Oncology Medical Group PTY LTD ( Site 1700), Johannesburg

2500

Southern Medical Day Care Centre ( Site 2303), Wollongong

3128

Box Hill Hospital ( Site 2300), Box Hill

4032

University of Debrecen Medical Center Clinic of Oncology ( Site 3300), Debrecen

4056

Universitaetsspital Basel ( Site 1900), Basel

4091

The Oncology Centre Overport and Umhlanga ( Site 1705), Durban

5000

Odense Universitets Hospital ( Site 3201), Odense

5004

Jasz-Nagykun-Szolnok Megyei Hetenyi Gyula Korhaz-Rendelointezet ( Site 3302), Szolnok

6000

Bacs-Kiskun Megyei Korhaz ( Site 3306), Kecskemét

Luzern Kantonsspital ( Site 1904), Lucerne

6045

Cancer Care Langenhoven Drive Oncology Centre ( Site 1708), Port Elizabeth

6500

Istituto Oncologica della Svizzera Italiana (IOSI) ( Site 1905), Bellinzona

6530

Outeniqua Cancercare Oncology Unit ( Site 1704), George

7000

Kantonsspital Graubuenden ( Site 1903), Chur

7570

Cape Town Oncology Trials Pty Ltd ( Site 1703), Kraaifontein

7700

Cancercare Rondebosch Oncology ( Site 1709), Cape Town

7925

Groote Schuur Hospital ( Site 1706), Cape Town

8091

Universitaetsspital Zuerich ( Site 1902), Zurich

9000

Aalborg University Hospital ( Site 3204), Aalborg

9007

Kantonsspital St. Gallen ( Site 1901), Sankt Gallen

9301

Universitas Annex National Hospital ( Site 1701), Bloemfontein

10103

CIMCA Centro de Investigacion y Manejo del Cancer ( Site 3001), San José

Policlinico San Bosco ( Site 3002), San José

10108

ICIMED - Instituto de Investigacion en Ciencias Medicas ( Site 3000), San José

13353

Charite Universitaetsmedizin Berlin ( Site 1101), Berlin

14080

Instituto Nacional de Cancerologia. ( Site 0804), Mexico City

Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran ( Site 0806), Mexico City

14642

University of Rochester ( Site 0122), Rochester

15036

Clinica Ricardo Palma Instituto de Oncologia y Radioterapia ( Site 0908), Lima

15038

Instituto Nacional de Enfermedades Neoplasicas ( Site 0901), Lima

15082

Hospital Nacional Arzobispo Loayza ( Site 0902), Lima

15088

Clinica San Gabriel ( Site 0907), Lima

15212

Allegheny General Hospital ( Site 0118), Pittsburgh

19124

Cancer Treatment Centers of America - Philadelphia ( Site 0112), Philadelphia

20133

Istituto Nazionale dei Tumori Fondazione IRCSS ( Site 1402), Milan

20141

Istituto Europeo di Oncologia ( Site 1411), Milan

20249

Facharztzentrum Eppendorf ( Site 1121), Hamburg

21204

Greater Baltimore Medical Center ( Site 0102), Baltimore

22030

Trakya Universitesi Tip Fakultesi ( Site 2015), Edirne

22763

Asklepios Klinik Altona ( Site 1100), Hamburg

24014

Oncology & Hematology Assoc. SW Virginia, Inc., DBA Blue Ridge Cancer Care ( Site 8001), Roanoke

25030

CHU-Jean Minjoz ( Site 1002), Besançon

25240

Ataturk Universitesi Tip Fakultesi Hastanesi ( Site 2000), Erzurum

28223

HOSPITAL UNIVERSITARIO QUIRONSALUD MADRID-ONCOLOGIA MEDICA ( Site 1805), Pozuelo de Alarcón

29200

C.H.R.U. de Brest - Hopital Morvan ( Site 1007), Brest

33011

Hospital Universitario General de Asturias ( Site 1802), Oviedo

33136

University of Miami, Sylvester Comprehensive Cancer Center ( Site 0113), Miami

34098

Istanbul Universitesi Cerrahpasa Tip Fakultesi ( Site 2001), Istanbul

35128

Istituto Oncologico Veneto ( Site 1412), Padua

35340

Dokuz Eylul Universitesi Tip Fakultesi Hastanesi ( Site 2011), Izmir

39008

Hospital Universitario Marques de Valdecilla ( Site 1804), Santander

44280

Hospital Civil de Guadalajara Fray Antonio Alcalde ( Site 0808), Guadalajara

Malatya Inonu Universitesi Tip Fakultesi Hastanesi ( Site 2009), Malatya

44805

Institut de Cancerologie de l Ouest Centre Rene Gauducheau ( Site 1004), Saint-Herblain

49102

City Clinical Hosp.4 of DCC ( Site 2201), Dnipro

50048

MI Kryviy Rih Center of Dnipropetrovsk Regional Council ( Site 2200), Kryviy Rih

54000

Sakarya Universitesi Egitim ve Arastirma Hastanesi ( Site 2012), Sakarya

55404

Minnesota Oncology Hematology, PA ( Site 8000), Minneapolis

59000

Centre Oscar Lambret ( Site 1003), Lille

61070

Communal non profit enterprise Regional Clinical Oncology Center ( Site 2208), Kharkiv

64570

Christus Muguerza Clinica Vidriera ( Site 0802), Monterrey

65055

MI Odessa Regional Oncological Centre ( Site 2212), Odesa

65653

Masarykuv onkologicky ustav ( Site 3103), Brno

69104

Medical Centre LLC Oncolife ( Site 2202), Zaporizhzhya

70457

National Cheng Kung University Hospital ( Site 2901), Tainan City

74078

SLK-Kliniken Heilbronn ( Site 1104), Heilbronn

74101

Nemocnice AGEL Novy Jicin a.s. ( Site 3104), Nový Jičín

75012

CHU Hopital Saint Antoine ( Site 1001), Paris

76000

CHU de Rouen ( Site 1006), Rouen

76018

MI Precarpathian Clinical Oncology Center ( Site 2204), Ivano-Frankivsk

79031

Lviv State Oncology Regional Treatment and Diagnostic Center ( Site 2210), Lviv

83301

Chang Gung Medical Foundation. Kaohsiung Branch ( Site 2902), Kaohsiung City

90095

UCLA Hematology/Oncology - Westwood (Building 200 Suite 120) ( Site 0124), Los Angeles

92868

UC Irvine Health/Division of Hematology Oncology, Dept of Medicine ( Site 0128), Orange

94805

Institut Gustave Roussy ( Site 1000), Villejuif

97070

Medical Care and Research S.A. de C.V. ( Site 0809), Mérida

98801

Wenatchee Valley Clinic [Wenatchee, WA] ( Site 0116), Wenatchee

100021

Cancer Hospital Chinese Academy of Medical Sciences ( Site 2421), Beijing

100225

National Taiwan University Hospital ( Site 2900), Taipei

100730

Peking Union Medical College Hospital ( Site 2425), Beijing

110321

Instituto Nacional de Cancerologia E.S.E ( Site 0605), Bogotá

115478

Blokhin National Medical Oncology ( Site 1604), Moscow

121359

Central Clinical Hospital with Polyclinic ( Site 1614), Moscow

130021

The First Hospital of Jilin University ( Site 2416), Changchun

150081

Harbin Medical University Cancer Hospital ( Site 2401), Harbin

194291

SBHI Leningrad Regional Clinical Hospital ( Site 1616), Saint Petersburg

198255

City Clinical Oncology Center ( Site 1603), Saint Petersburg

200001

Sociedad de Oncología Y Hematología del Cesar S.A.S. ( Site 0608), Valledupar

200120

Shanghai East Hospital ( Site 2403), Shanghai

210000

Zhongshan Hospital affiliated to Fudan University ( Site 2407), Shanghai

210002

The 81st Hospital of PLA ( Site 2413), Nanjing

210009

Jiangsu Cancer Hospital ( Site 2432), Nanjing

213032

Changzhou Cancer Hospital-Changzhou Fourth Peoples Hospital ( Site 2441), Changzhou

224000

Yancheng First People s Hospital ( Site 2426), Yancheng

230002

Oncomedica S.A. ( Site 0606), Montería

266061

The Affiliated Hospital of Qingdao University ( Site 2405), Qingdao

310014

Zhejiang Provincial People's Hospital ( Site 2446), Hangzhou

310016

Sir Run Run Show Hospital ( Site 2427), Hangzhou

310022

Zhejiang Cancer Hospital ( Site 2417), Hangzhou

330006

The First Affiliated Hospital of Nanchang University ( Site 2440), Nanchang

350001

Fujian Medical University Union Hospital ( Site 2410), Fuzhou

350014

Fujian Provincial Cancer Hospital ( Site 2414), Fuzhou

350025

900 Hospital of the Joint ( Site 2418), Fuzhou

361003

The First Affiliated Hospital of Xiamen University ( Site 2430), Xiamen

361004

Zhongshan Hospital Xiamen University ( Site 2447), Xiamen

410008

Xiangya Hospital Central-South University ( Site 2419), Changsha

410013

Hunan Cancer Hospital ( Site 2439), Changsha

430079

Hubei Cancer Hospital ( Site 2434), Wuhan

443031

SBHI Samara Regional Clinical Oncology Dispensary ( Site 1609), Samara

450008

Henan Cancer Hospital ( Site 2415), Zhengzhou

454087

Chelyabinsk Regional Clinical Oncology Dispensary-Chemotherapy ( Site 1608), Chelyabinsk

510080

Guangdong General Hospital ( Site 2431), Guangzhou

518036

Peking University Shenzhen Hospital ( Site 2442), Shenzhen

710061

1st Affil hosp of Med College of Xi'an Jiaotong University ( Site 2428), XiAn

760042

Centro Medico Imbanaco de Cali S.A ( Site 0604), Santiago de Cali

830001

Cancer Hospital Affiliated to Xinjiang Medical University ( Site 2420), Ürümqi

3109601

Rambam Medical Center ( Site 1303), Haifa

4428164

Meir Medical Center ( Site 1308), Kfar Saba

4810469

Instituto Clinico Oncologico del Sur ( Site 0500), Temuco

4941492

Rabin Medical Center ( Site 1302), Petah Tikva

5266202

Chaim Sheba Medical Center ( Site 1304), Ramat Gan

5822012

Edith Wolfson Medical Center ( Site 1307), Holon

6423906

Sourasky Medical Center ( Site 1306), Tel Aviv

7500921

Fundacion Arturo Lopez Perez FALP ( Site 0501), Santiago

7510032

Sociedad Oncovida S.A. ( Site 0508), Santiago

7620002

Pontificia Universidad Catolica de Chile ( Site 0502), Santiago

8410101

Soroka University Medical Center ( Site 1305), Beersheba

9112001

Hadassah Ein Karem Jerusalem ( Site 1301), Jerusalem

C1426ANZ

Instituto Medico Alexander Fleming ( Site 0307), Buenos Aires

C1012AAR

Instituto de Investigaciones Metabolicas ( Site 0312), Buenos Aires

C1093AAS

Fundacion Favaloro - Hospital Universitario ( Site 0302), Buenos Aires

F5300COE

Centro Oncologico Riojano Integral ( Site 0313), La Rioja

J5400EBB

Instituto San Marcos ( Site 0311), San Juan

60430-230

Instituto do Cancer do Ceara ( Site 0407), Fortaleza

80810-050

CIONC - Centro Integrado de Oncologia de Curitiba ( Site 0405), Curitiba

98700 000

Hospital de Caridade de Ijui ( Site 0402), Ijuí

91350-200

Hospital Nossa Senhora da Conceicao ( Site 0403), Porto Alegre

88034-000

CEPON - Centro de Pesquisas Oncologicas ( Site 0400), Florianópolis

20231-050

Instituto Nacional do Cancer Jose Alencar Gomes da Silva INCA ( Site 0401), Rio de Janeiro

03102-002

IBCC - Instituto Brasileiro de Controle do Cancer ( Site 0404), São Paulo

V2S 0C2

BC Cancer - Abbotsford ( Site 0206), Abbotsford

M4N 3M5

Sunnybrook Research Institute ( Site 0202), Toronto

M5G 2M9

Princess Margaret Cancer Centre ( Site 0203), Toronto

H4A 3J1

McGill University Health Centre ( Site 0208), Montreal

050011

Fourth Hospital Of Hebei Medical University ( Site 2436), Shijiazhuang

708 52

FN Ostrava ( Site 3105), Ostrava

304 60

Fakultni nemocnice Plzen ( Site 3102), Pilsen

779 00

Fakultni nemocnice Olomouc ( Site 3100), Olomouc

140 59

Fakultni Thomayerova nemocnice ( Site 3101), Prague

04103

Universitaetsklinikum Leipzig ( Site 1114), Leipzig

01010

Celan SA ( Site 0705), Guatemala City

Oncomedica ( Site 0702), Guatemala City

01015

Grupo Angeles SA ( Site 0701), Guatemala City

01016

MEDI-K CAYALA ( Site 0704), Guatemala City

09001

Centro Regional de Sub Especialidades Medicas SA ( Site 0703), Quetzaltenango

Unknown

Prince of Wales Hospital ( Site 2503), Hong Kong

Princess Margaret Hospital. ( Site 2502), Hong Kong

Queen Mary Hospital ( Site 2501), Hong Kong

D08 W9RT

St. James s Hospital ( Site 1200), Dublin

D09V2N0

Beaumont Hospital ( Site 2101), Dublin

D24 NR0A

Tallaght University Hospital ( Site 1202), Dublin

00152

Azienda Ospedaliera San Camillo Forlanini ( Site 1413), Roma

464-8681

Aichi Cancer Center Hospital ( Site 2619), Nagoya

277-8577

National Cancer Center Hospital East ( Site 2617), Kashiwa

673-8558

Hyogo Cancer Center ( Site 2604), Akashi

650-0047

Kobe City Medical Center General Hospital ( Site 2603), Kobe

309-1793

Ibaraki Prefectural Central Hospital ( Site 2610), Kasama

761-0793

Kagawa University Hospital ( Site 2615), Kita-gun

252-0375

Kitasato University Hospital ( Site 2618), Sagamihara

241-8515

Kanagawa Cancer Center ( Site 2614), Yokohama

573-1191

Kansai Medical University Hospital ( Site 2608), Hirakata

589-8511

Kindai University Hospital ( Site 2616), Sayama

565-0871

Osaka University Hospital ( Site 2600), Suita

362-0806

Saitama Cancer Center ( Site 2601), Kitaadachi-gun

811-1395

National Hospital Organization Kyushu Cancer Center ( Site 2612), Fukuoka

730-8518

Hiroshima City Hiroshima Citizens Hospital ( Site 2611), Hiroshima

860-8556

Kumamoto University Hospital ( Site 2602), Kumamoto

951-8566

Niigata Cancer Center Hospital ( Site 2613), Niigata

541-8567

Osaka International Cancer Institute ( Site 2607), Osaka

104-0045

National Cancer Center Hospital ( Site 2606), Tokyo

113-8677

Tokyo Metropolitan Komagome Hospital ( Site 2605), Tokyo

135-8550

The Cancer Institute Hospital of JFCR ( Site 2609), Tokyo

62-500

Przychodnia Lekarska Komed ( Site 1514), Konin

31-501

Szpital Uniwersytecki w Krakowie ( Site 1503), Krakow

50-556

Uniwersytecki Szpital Kliniczny im. Jana Mikulicza-Radeckiego ( Site 1506), Wroclaw

53-413

Dolnoslaskie Centrum Onkologii we Wroclawiu ( Site 1504), Wroclaw

01-748

Magodent Szpital Elblaska ( Site 1509), Warsaw

02-781

Narodowy Instytut Onkologii im. Marii Sklodowskiej-Curie - Panstwowy Instytut Badawczy w Warszawie (, Warsaw

86-300

Regionalny Szpital Specjalistyczny im Wl. Bieganskiego w Grudziadzu ( Site 1505), Grudziądz

0002

Tshwane District Hospital ( Site 1702), Pretoria

03080

Seoul National University Hospital ( Site 2803), Seoul

03722

Severance Hospital Yonsei University Health System ( Site 2800), Seoul

05505

Asan Medical Center ( Site 2802), Seoul

06351

Samsung Medical Center ( Site 2801), Seoul

03203

Hospital General Universitario de Elche ( Site 1803), Elche

08916

Institut Catala d Oncologia Hospital Germans Trias i Pujol ( Site 1806), Badalona

08035

Hospital General Universitari Vall d Hebron ( Site 1801), Barcelona

01370

Adana Sehir Hastanesi ( Site 2002), Adana

06100

Hacettepe University Medical Faculty ( Site 2017), Ankara

06200

Abdurrahman Yurtaslan Onkoloji Egitim ve Arastirma Hastanesi ( Site 2006), Ankara

03022

Clinic of National Cancer Institute ( Site 2203), Kyiv

03126

Medical and Diagnostic Centre LLC Dobryi Prognoz ( Site 2205), Kyiv

03115

Kyiv City Clinical Oncology Centre ( Site 2213), Kyiv

TQ2 7AA

South Devon Healthcare Foundation Trust. Torbay Hospital ( Site 1205), Torquay

HU16 5JQ

Castle Hill Hospital ( Site 1201), Cottingham

NW1 2PG

University College London Hospital ( Site 1211), London

SW17 0QT

St. Georges University Hospital NHS Foundation Trust ( Site 1204), London

All Listed Sponsors
lead

Merck Sharp & Dohme LLC

INDUSTRY

NCT03675737 - Pembrolizumab (MK-3475) Plus Chemotherapy Versus Placebo Plus Chemotherapy in Participants Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma (MK-3475-859/KEYNOTE-859) | Biotech Hunter | Biotech Hunter