NCT05665595

Brief Summary

The primary purpose of this study is to compare pembrolizumab/vibostolimab to pembrolizumab with respect to recurrence-free survival (RFS). The primary hypothesis is that pembrolizumab/vibostolimab is superior to pembrolizumab with respect to RFS as assessed by the investigator in participants with high-risk resected Stage IIB, IIC, III and IV melanoma.

Trial Health

98
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Strong global presence with extensive site network
Enrollment
1,594

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Jan 2023

Typical duration for phase_3

Geographic Reach
25 countries

194 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

December 16, 2022

Completed
11 days until next milestone

First Posted

Study publicly available on registry

December 27, 2022

Completed
23 days until next milestone

Study Start

First participant enrolled

January 19, 2023

Completed
1.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 6, 2024

Completed
1.1 years until next milestone

Results Posted

Study results publicly available

April 6, 2025

Completed
6 months until next milestone

Study Completion

Last participant's last visit for all outcomes

September 26, 2025

Completed
Last Updated

October 15, 2025

Status Verified

October 1, 2025

Enrollment Period

1.1 years

First QC Date

December 16, 2022

Results QC Date

February 7, 2025

Last Update Submit

October 3, 2025

Conditions

Keywords

Programmed Cell Death-1 (PD1, PD-1)T-cell immunoreceptor with immunoglobulin and immunoreceptor tyrosine-based inhibitory motif domains (TIGIT)

Outcome Measures

Primary Outcomes (1)

  • Recurrence-Free Survival (RFS)

    RFS is defined as the time from randomization to any recurrence (local, locoregional, regional, or distant) as assessed by the investigator, or death due to any cause, whichever occurs first. The RFS as assessed by the investigator is presented for all randomized participants. Protocol pre-specified final analysis for this outcome measure was conducted with the primary completion data cut-off.

    Up to approximately 13 months

Secondary Outcomes (2)

  • Number of Participants Who Experienced at Least One Adverse Event (AE)

    Up to approximately 31 months

  • Number of Participants Who Discontinued Study Treatment Due to an AE

    Up to approximately 31 months

Study Arms (2)

Pembrolizumab/Vibostolimab

EXPERIMENTAL

Participants receive pembrolizumab/vibostolimab (coformulation of 200 mg pembrolizumab and 200 mg vibostolimab) via intravenous (IV) infusion on Day 1 of each cycle (cycle length = 3 weeks) for up to 17 cycles (up to \~1 year).

Biological: Pembrolizumab/Vibostolimab

Pembrolizumab

ACTIVE COMPARATOR

Participants receive 200 mg pembrolizumab via IV infusion on Day 1 of each cycle (cycle length = 3 weeks) for up to 17 cycles (up to \~1 year).

Biological: Pembrolizumab

Interventions

Co-formulation of pembrolizumab 200 mg/20 mL vial and vibostolimab 200 mg administered as IV infusion for up to 17 administrations

Also known as: MK-7684A
Pembrolizumab/Vibostolimab
PembrolizumabBIOLOGICAL

Pembrolizumab 25 mg/mL administered as IV infusion for up to 17 administrations

Also known as: MK-3475, KEYTRUDA®
Pembrolizumab

Eligibility Criteria

Age12 Years+
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

You may qualify if:

  • Has surgically resected and histologically or pathologically confirmed diagnosis of Stage IIB and IIC (pathological or clinical), III, or IV cutaneous melanoma per the American Joint Committee on Cancer (AJCC) eighth edition guidelines
  • Has not received any prior systemic therapy for melanoma beyond surgical resection
  • Has had no more than 12 weeks between final surgical resection and randomization
  • Human immunodeficiency virus (HIV)-infected participants must have well controlled HIV on anti-retroviral therapy (ART)
  • Participants who are hepatitis B surface antigen (HBsAg) positive are eligible if they have received hepatitis B virus (HBV) antiviral therapy for at least 4 weeks and have undetectable HBV viral load before randomization
  • Participants with history of hepatitis C virus (HCV) infection are eligible if HCV viral load is undetectable at screening

You may not qualify if:

  • Has ocular, mucosal, or conjunctival melanoma
  • Has a diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy (in dosing exceeding 10 mg daily of prednisone equivalent) or any other form of immunosuppressive therapy within 7 days prior the first dose of study medication
  • Has not adequately recovered from major surgical procedure or has ongoing surgical complications
  • Has received prior radiotherapy within 2 weeks of start of study intervention or has had a history of radiation pneumonitis
  • Received a live or live attenuated vaccine within 30 days before the first dose of study intervention. Administration of killed vaccines is allowed
  • Has received an investigational agent or has used an investigational device within 4 weeks before study intervention administration
  • Has a history of (noninfectious) pneumonitis/interstitial lung disease that required steroids or has current pneumonitis/interstitial lung disease
  • Has a known additional malignancy that is progressing or has required active treatment within the past 3 years
  • Has known active central nervous system (CNS) metastases and/or carcinomatous meningitis
  • Has an active autoimmune disease that has required systemic treatment in past 2 years
  • Has an active infection requiring systemic therapy
  • Has had an allogenic tissue/solid organ transplant

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (205)

Moores Cancer Center ( Site 0116)

La Jolla, California, 92093-0698, United States

Location

The Angeles Clinic and Research Institute - West Los Angeles Office ( Site 0123)

Los Angeles, California, 90025, United States

Location

UCLA Hematology/Oncology - Westwood (Building 100) ( Site 0131)

Los Angeles, California, 90095, United States

Location

California Pacific Medical Center - Pacific Campus ( Site 0111)

San Francisco, California, 94115, United States

Location

UCSF Medical Center at Mission Bay ( Site 0130)

San Francisco, California, 94158, United States

Location

The Melanoma & Skin Cancer Institute ( Site 0120)

Englewood, Colorado, 80113, United States

Location

Georgetown University Medical Center ( Site 0144)

Washington D.C., District of Columbia, 20007, United States

Location

University of Miami Hospital and Clinics, Sylvester Cancer Center ( Site 0110)

Miami, Florida, 33136, United States

Location

Moffitt Cancer Center, Richard M. Shulze Family Foundation Outpatient Center ( Site 0124)

Tampa, Florida, 33612, United States

Location

Northwestern Memorial Hospital ( Site 0109)

Chicago, Illinois, 60611, United States

Location

Advocate Medical Group-Oncology ( Site 0102)

Park Ridge, Illinois, 60068, United States

Location

University of Iowa-Holden Comprehensive Cancer Center ( Site 0107)

Iowa City, Iowa, 52242, United States

Location

Henry Ford Hospital ( Site 0133)

Detroit, Michigan, 48202, United States

Location

Comprehensive Cancer Centers of Nevada ( Site 0142)

Las Vegas, Nevada, 89169, United States

Location

R.J. Zuckerberg Cancer Center-Medical Oncology ( Site 0132)

Lake Success, New York, 11042, United States

Location

Perlmutter Cancer Center at NYU Langone Hospital - Long Island ( Site 0146)

Mineola, New York, 11501, United States

Location

Laura and Isaac Perlmutter Cancer Center-Hematology and Oncology ( Site 0113)

New York, New York, 10016, United States

Location

Icahn School of Medicine at Mount Sinai ( Site 0118)

New York, New York, 10029, United States

Location

Weill Cornell Medical College ( Site 0115)

New York, New York, 10065, United States

Location

Levine Cancer Institute ( Site 0138)

Charlotte, North Carolina, 28204, United States

Location

Sanford Fargo Medical Center ( Site 0127)

Fargo, North Dakota, 58102, United States

Location

Children's Hospital of Pittsburgh ( Site 0141)

Pittsburgh, Pennsylvania, 15224, United States

Location

UPMC Hillman Cancer Center ( Site 0135)

Pittsburgh, Pennsylvania, 15232, United States

Location

Sanford Cancer Center ( Site 0125)

Sioux Falls, South Dakota, 57104, United States

Location

The West Clinic, PLLC dba West Cancer Center ( Site 0119)

Germantown, Tennessee, 38138, United States

Location

St. Jude Children's Research Hospital ( Site 0106)

Memphis, Tennessee, 38105, United States

Location

Vanderbilt University Medical Center ( Site 0139)

Nashville, Tennessee, 37232, United States

Location

University of Texas MD Anderson Cancer Center ( Site 0145)

Houston, Texas, 77030, United States

Location

Inova Schar Cancer Institute ( Site 0103)

Fairfax, Virginia, 22031, United States

Location

University of Wisconsin Hospital and Clinics ( Site 0108)

Madison, Wisconsin, 53792, United States

Location

Centro de Investigaciones Metabólicas (CINME)-Oncology ( Site 0204)

Ciudad Autónoma de Buenos Aires, Buenos Aires, C1027AAP, Argentina

Location

Instituto Alexander Fleming-Alexander Fleming ( Site 0209)

Ciudad Autónoma de Buenos Aires, Buenos Aires, C1426ANZ, Argentina

Location

Centro de Educación Médica e Investigaciones Clínicas (CEMIC) ( Site 0200)

Buenos Aires, Buenos Aires F.D., C1431FWO, Argentina

Location

Instituto de Oncología de Rosario ( Site 0206)

Rosario, Santa Fe Province, S2000KZE, Argentina

Location

Sanatorio Finochietto ( Site 0212)

Buenos Aires, C1187AAN, Argentina

Location

Clinica Adventista Belgrano-Oncology ( Site 0211)

CABA, C1430EGF, Argentina

Location

Blacktown Hospital-Blacktown Cancer and Haematology Centre - Medical Oncology ( Site 1464)

Blacktown, New South Wales, 2148, Australia

Location

Calvary Mater Newcastle-Medical Oncology ( Site 1462)

Waratah, New South Wales, 2298, Australia

Location

Melanoma Institute Australia-Clinical Trials Unit ( Site 1450)

Wollstonecraft, New South Wales, 2065, Australia

Location

Royal Brisbane and Women's Hospital-Medical Oncology Clinical Trials Unit, Cancer Care Services ( Si

Brisbane, Queensland, 4029, Australia

Location

Cairns Hospital-Clinical Research Unit ( Site 1458)

Cairns, Queensland, 4870, Australia

Location

Gallipoli Medical Research Ltd-GMRF CTU ( Site 1451)

Greenslopes, Queensland, 4120, Australia

Location

Tasman Oncology Research ( Site 1456)

Southport, Queensland, 4215, Australia

Location

Royal Adelaide Hospital-RAH Cancer Centre ( Site 1457)

Adelaide, South Australia, 5000, Australia

Location

Icon Cancer Centre Hobart ( Site 1465)

Hobart, Tasmania, 7000, Australia

Location

Peter MacCallum Cancer Centre-Parkville Cancer Clinical Trials Unit (PCCTU) ( Site 1455)

Melbourne, Victoria, 3000, Australia

Location

One Clinical Research ( Site 1460)

Nedlands, Western Australia, 6009, Australia

Location

Universitätsklinikum St. Pölten-Department of Dermatology ( Site 0606)

Sankt Pölten, Lower Austria, 3100, Austria

Location

Medizinische Universität Graz-Innere Medizin Klin. Abt. Onkologie ( Site 0601)

Graz, Styria, 8036, Austria

Location

Medizinische Universitaet Innsbruck-Univ Klinik für Dermatologie, Venerologie und Allergologie ( Sit

Innsbruck, Tyrol, 6020, Austria

Location

Ordensklinikum Linz GmbH Elisabethinen-Dermatologie ( Site 0602)

Linz, Upper Austria, 4020, Austria

Location

Medizinische Universität Wien-Department of Dermatology ( Site 0600)

Vienna, Vienna, 1090, Austria

Location

Uniklinikum Salzburg-Department of Dermatology and Allergology ( Site 0604)

Salzburg, 5020, Austria

Location

GZA Ziekenhuizen campus Sint-Augustinus ( Site 0655)

Wilrijk, Antwerpen, 2610, Belgium

Location

Cliniques universitaires Saint-Luc ( Site 0652)

Brussels, Bruxelles-Capitale, Region de, 1200, Belgium

Location

Jessa Ziekenhuis ( Site 0656)

Hasselt, Limburg, 3500, Belgium

Location

Université Catholique de Louvain-Namur - Centre Hospitalier -Oncology ( Site 0653)

Yvoir, Namur, 5530, Belgium

Location

VITAZ-Medical Oncology ( Site 0654)

Sint-Niklaas, Oost-Vlaanderen, B-9100, Belgium

Location

UZ Leuven-General Medical Oncology ( Site 0650)

Leuven, Vlaams-Brabant, 3000, Belgium

Location

Centro Avançado de Tratamento Oncológico- CENANTRON ( Site 0256)

Belo Horizonte, Minas Gerais, 30130090, Brazil

Location

Hospital de Cancer de Londrina-Clinical Research Unit ( Site 0252)

Londrina, Paraná, 86015-520, Brazil

Location

Associação Hospitalar Beneficente São Vicente de Paulo-Instituto do Câncer ( Site 0259)

Passo Fundo, Rio Grande do Sul, 99010-080, Brazil

Location

ANIMI - Unidade de Tratamento Oncologico ( Site 0255)

Lages, Santa Catarina, 88501001, Brazil

Location

CEPHO - Centro de Estudos e Pesquisas de Hematologia e Oncologia ( Site 0262)

Santo André, São Paulo, 09060-870, Brazil

Location

A. C. Camargo Cancer Center ( Site 0258)

São Paulo, 01509-010, Brazil

Location

The Ottawa Hospital - General Campus-The Ottawa Hospital Cancer Centre ( Site 0004)

Ottawa, Ontario, K1H 8L6, Canada

Location

Sunnybrook Research Institute ( Site 0003)

Toronto, Ontario, M4N 3M5, Canada

Location

Princess Margaret Cancer Centre ( Site 0006)

Toronto, Ontario, M5G 2M9, Canada

Location

Oncocentro Valdivia ( Site 0307)

Valdivia, Los Ríos Region, 5112129, Chile

Location

FALP-UIDO ( Site 0303)

Santiago, Region M. de Santiago, 7500921, Chile

Location

Oncovida ( Site 0304)

Santiago, Region M. de Santiago, 7510032, Chile

Location

Clínica UC San Carlos de Apoquindo ( Site 0305)

Santiago, Region M. de Santiago, 7620002, Chile

Location

Bradfordhill-Clinical Area ( Site 0302)

Santiago, Region M. de Santiago, 8420383, Chile

Location

ONCOCENTRO APYS-ACEREY ( Site 0300)

Viña del Mar, Región de Valparaíso, 2520598, Chile

Location

Bradford Hill Norte ( Site 0308)

Antofagasta, 1240000, Chile

Location

Beijing Ji Shui Tan Hospital ( Site 1657)

Beijing, Beijing Municipality, 100035, China

Location

Beijing Cancer hospital-Renal carcinoma and melanoma ( Site 1650)

Beijing, Beijing Municipality, 100142, China

Location

Chongqing University Cancer Hospital ( Site 1651)

Chongqing, Chongqing Municipality, 400030, China

Location

Fujian Provincial Cancer Hospital ( Site 1659)

Fuzhou, Fujian, 350014, China

Location

Sun Yat-sen University Cancer Center-melanoma ( Site 1655)

Guangzhou, Guangdong, 510060, China

Location

Guangxi Medical University Affiliated Tumor Hospital ( Site 1668)

Nanning, Guangxi, 530021, China

Location

Fourth Hospital of Hebei Medical University ( Site 1669)

Shijiazhuang, Hebei, 050035, China

Location

The Third Hospital of Zhengzhou-Oncology ( Site 1653)

Zhengzhou, Henan, 450001, China

Location

Wuhan Union Hospital Cancer Center-Cancer Center ( Site 1664)

Wuhan, Hubei, 430022, China

Location

The Second Xiangya Hospital of Central South University-Oncology ( Site 1673)

Changsha, Hunan, 410011, China

Location

Nanjing Drum Tower Hospital The Affiliated Hospital of Nanjing University Medical School-Oncology (

Nanjing, Jiangsu, 210000, China

Location

Jiangsu Province Hospital-Oncology Department ( Site 1663)

Nanjing, Jiangsu, 210029, China

Location

The First Affiliated Hospital of Nanchang University ( Site 1652)

Nanchang, Jiangxi, 330006, China

Location

The First Hospital of Jilin University-Oncology ( Site 1665)

Changchun, Jilin, 130021, China

Location

Fudan University Shanghai Cancer Center ( Site 1658)

Shanghai, Shanghai Municipality, 200032, China

Location

Shanxi Bethune Hospital ( Site 1660)

Taiyuan, Shanxi, 030032, China

Location

West China Hospital, Sichuan University-Head and Neck Oncology ( Site 1667)

Chengdu, Sichuan, 610041, China

Location

Tianjin Medical University Cancer Institute & Hospital-Biotherapy ( Site 1671)

Tianjin, Tianjin Municipality, China

Location

Xinjiang Medical University Cancer Hospital - Urumqi-Bone and Soft Tissue Department ( Site 1674)

Ürümqi, Xinjiang, 830000, China

Location

Yunnan Province Cancer Hospital-Biotherapy Center ( Site 1666)

Kunming, Yunnan, 650106, China

Location

Zhejiang Cancer Hospital-Oncology ( Site 1661)

Hangzhou, Zhejiang, 310022, China

Location

Instituto de Cancerología ( Site 0356)

Medellín, Antioquia, 050025, Colombia

Location

Fundación Colombiana de Cancerología Clínica Vida ( Site 0355)

Medellín, Antioquia, 050030, Colombia

Location

Clinica Colsanitas S.A, Sede Clínica Universitaria Colombia-Center Investigator ( Site 0358)

Bogotá, Bogota D.C., 111321, Colombia

Location

Mediservis del Tolima IPS S.A.S ( Site 0357)

Ibagué, Tolima Department, 730006, Colombia

Location

Fundación Valle del Lili ( Site 0352)

Cali, Valle del Cauca Department, 760032, Colombia

Location

Centre Hospitalier de Valence-Service de Dermatologie ( Site 0702)

Valence, Drome, 26953, France

Location

Hopital Claude Huriez - CHU de Lille-Clinique de Dermatologie ( Site 0700)

Lille, Hauts-de-France, 59037, France

Location

Centre Hospitalier Universitaire de Nantes - L' Hopital l'hôtel-Dieu-Onco-Dermatology ( Site 0707)

Nantes, Loire-Atlantique, 44093, France

Location

Institut de Cancérologie de l'Ouest-Oncologie Médicale ( Site 0706)

Saint-Herblain, Loire-Atlantique, 44805, France

Location

Assistance Publique Hôpitaux de Marseille - Hôpital de la Ti-Service de Dermatologie et Cancérologi

Marseille, Provence-Alpes-Côte d'Azur Region, 13005, France

Location

Centre Hospitalier de Pau ( Site 0708)

Pau, Pyrenees-Atlantiques, 64000, France

Location

centre hospitalier lyon sud-Service de dermatologie ( Site 0714)

Pierre-Bénite, Rhone, 69310, France

Location

Gustave Roussy-Dermatologie ( Site 0713)

Villejuif, Val-de-Marne, 94800, France

Location

Hopitaux Universitaires Paris Centre-Hopital Cochin ( Site 0711)

Paris, 75014, France

Location

Universitaetsklinikum Heidelberg ( Site 0765)

Heidelberg, Baden-Wurttemberg, 69120, Germany

Location

Universitätsmedizin Mannheim ( Site 0751)

Mannheim, Baden-Wurttemberg, 68167, Germany

Location

Universitaetsklinikum Erlangen-Hautklinik ( Site 0750)

Erlangen, Bavaria, 91054, Germany

Location

Klinik und Poliklinik für Dermatologie und Allergologie-Dermato-oncology ( Site 0757)

München, Bavaria, 80337, Germany

Location

Elbe Kliniken Stade-Buxtehude, Klinikum Buxtehude-Dermatologisches Zentrum ( Site 0754)

Buxtehude, Lower Saxony, 21614, Germany

Location

Medizinische Hochschule Hannover ( Site 0758)

Hanover, Lower Saxony, 30625, Germany

Location

Universitaetsklinikum Essen-Klinik für Dermatologie, Venerologie und Allergologie ( Site 0761)

Essen, North Rhine-Westphalia, 45147, Germany

Location

Johannes Wesling Klinikum Minden-Skin Cancer Center Minden ( Site 0759)

Minden, North Rhine-Westphalia, 32429, Germany

Location

Universitaetsklinikum Carl Gustav Carus Dresden-Klinik und Poliklinik für Dermatologie ( Site 0766)

Dresden, Saxony, 01307, Germany

Location

Universitätsklinikum Leipzig ( Site 0762)

Leipzig, Saxony, 04103, Germany

Location

Universitaetsklinikum Schleswig-Holstein Campus Kiel-Hautklinik ( Site 0767)

Kiel, Schleswig-Holstein, 24105, Germany

Location

Charité Universitaetsmedizin Berlin - Campus Mitte-Hauttumorcentrum Charité (HTCC) ( Site 0756)

Berlin, 10117, Germany

Location

Universitaetsklinikum Hamburg-Eppendorf ( Site 0752)

Hamburg, 20246, Germany

Location

Artemis hospital ( Site 1551)

Gurugram, Haryana, 122001, India

Location

Tata Memorial Hospital-Medical Oncology ( Site 1550)

Mumbai, Maharashtra, 400012, India

Location

All India Institute of Medical Sciences-Medical oncology ( Site 1552)

New Delhi, National Capital Territory of Delhi, 110029, India

Location

St. James's Hospital-Cancer clinical trials office ( Site 0900)

Dublin, D08 E9P6, Ireland

Location

Beaumont Hospital, Dublin-Cancer Clinical Trials & Research Unit ( Site 0902)

Dublin, Dublin 9, Ireland

Location

Emek Medical Center-oncology ( Site 0952)

Afula, 1834111, Israel

Location

Soroka Medical Center ( Site 0953)

Beersheba, 8410101, Israel

Location

Rambam Health Care Campus-Oncology Division ( Site 0955)

Haifa, 3109601, Israel

Location

Hadassah Medical Center ( Site 0951)

Jerusalem, 9112001, Israel

Location

Rabin Medical Center-Oncology ( Site 0954)

Petah Tikva, 4941492, Israel

Location

Sheba Medical Center-ONCOLOGY ( Site 0950)

Ramat Gan, 5265601, Israel

Location

Instituto Tumori Giovanni Paolo II ( Site 1003)

Bari, Apulia, 70124, Italy

Location

Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori ( Site 1004)

Meldola, Emilia-Romagna, 47014, Italy

Location

Fondazione IRCCS Istituto Nazionale dei Tumori ( Site 1000)

Milan, Lombardy, 20133, Italy

Location

A.O.U. Policlinico Paolo Giaccone-Depatment of Discipline Chirurgiche, Oncologiche e Stomatologiche

Palermo, Sicily, 90129, Italy

Location

Azienda Ospedaliero Universitaria Senese ( Site 1005)

Siena, Tuscany, 53100, Italy

Location

AO Santa Maria della Misericordia ( Site 1006)

Perugia, Umbria, 06129, Italy

Location

Istituto Europeo di Oncologia IRCCS ( Site 1008)

Milan, 20141, Italy

Location

Azienda Ospedaliero Universitaria ( Site 1002)

Modena, 41125, Italy

Location

Istituto Nazionale Tumori IRCCS Fondazione Pascale ( Site 1001)

Napoli, 80131, Italy

Location

Nagoya University Hospital ( Site 1753)

Nagoya, Aichi-ken, 466-8560, Japan

Location

Sapporo Medical University Hospital ( Site 1755)

Sapporo, Hokkaido, 060-8543, Japan

Location

Niigata Cancer Center Hospital ( Site 1751)

Niigata, Niigata, 951-8566, Japan

Location

Shizuoka Cancer Center ( Site 1752)

Nagaizumi-cho,Sunto-gun, Shizuoka, 411-8777, Japan

Location

National Cancer Center Hospital ( Site 1750)

Chuo-ku, Tokyo, 104-0045, Japan

Location

Osaka International Cancer Institute ( Site 1754)

Osaka, 541-8567, Japan

Location

Tauranga Hospital-Bay of Plenty Clinical Trials Unit ( Site 1501)

Tauranga, Bay of Plenty, 3112, New Zealand

Location

New Zealand Clinical Research (Christchurch) ( Site 1509)

Christchurch, Canterbury, 8011, New Zealand

Location

P3 Research - Palmerston North ( Site 1510)

Palmerston North, Manawatu-Wanganui, 4414, New Zealand

Location

Dunedin Hospital ( Site 1511)

Dunedin, Otago, 9016, New Zealand

Location

Harbour Cancer & Wellness ( Site 1508)

Auckland, 0627, New Zealand

Location

Szpital Kliniczny im. H. Swiecickiego nr 2-Oddział Kliniczny Onkologii Klinicznej i Doświadczalnej (

Poznan, Greater Poland Voivodeship, 60-780, Poland

Location

Centrum Onkologii im. Prof. Franciszka Lukaszczyka-Ambulatorium Chemioterapii ( Site 1061)

Bydgoszcz, Kuyavian-Pomeranian Voivodeship, 85-796, Poland

Location

Pratia MCM Krakow ( Site 1053)

Krakow, Lesser Poland Voivodeship, 30-727, Poland

Location

Mazowiecki Szpital Wojewódzki w Siedlcach-Siedleckie Centrum Onkologii ( Site 1058)

Siedlce, Masovian Voivodeship, 08-110, Poland

Location

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

Warsaw, Masovian Voivodeship, 02-781, Poland

Location

Bialostockie Centrum Onkologii ( Site 1065)

Bialystok, Podlaskie Voivodeship, 15-027, Poland

Location

Uniwersyteckie Centrum Kliniczne-Klinika Chirurgii Onkologicznej, Transplantacyjnej i Ogólnej ( Site

Gdansk, Pomeranian Voivodeship, 80-214, Poland

Location

Wojewódzki Szpital Specjalistyczny im. J. Korczaka w Słupsku-Oncologii, Chemioterapii ( Site 1064)

Słupsk, Pomeranian Voivodeship, 76-200, Poland

Location

Narodowy Instytut Onkologii - Oddzial w Gliwicach ( Site 1056)

Gliwice, Silesian Voivodeship, 44-101, Poland

Location

Zachodniopomorskie Centrum Onkologii ( Site 1063)

Szczecin, West Pomeranian Voivodeship, 71-730, Poland

Location

Swietokrzyskie Centrum Onkologii, Samodzielny Publiczny Zaklad Opieki Zdrowotnej ( Site 1054)

Kielce, Świętokrzyskie Voivodeship, 25-734, Poland

Location

CANCERCARE LANGENHOVEN DRIVE ONCOLOGY CENTRE ( Site 1161)

Port Elizabeth, Eastern Cape, 6055, South Africa

Location

Medical Oncology Centre of Rosebank ( Site 1160)

Johannesburg, Gauteng, 2196, South Africa

Location

Wilgers Oncology Centre ( Site 1154)

Pretoria, Gauteng, 0040, South Africa

Location

Curo Oncology ( Site 1158)

Pretoria, Gauteng, 0084, South Africa

Location

LIFE GROENKLOOF-Mary Potter Cancer Centre ( Site 1152)

Pretoria, Gauteng, 0181, South Africa

Location

Sandton Oncology Medical Group (Pty) Ltd-Research ( Site 1151)

Sandton, Gauteng, 2196, South Africa

Location

The Oncology Centre ( Site 1157)

Durban, KwaZulu-Natal, 4091, South Africa

Location

Abraham Oncology ( Site 1150)

Richards Bay, KwaZulu-Natal, 3900, South Africa

Location

Cape Town Oncology Trials ( Site 1155)

Cape Town, Western Cape, 7570, South Africa

Location

Cancercare Rondebosch Oncology-Clinical trials ( Site 1159)

Rondebosch, Western Cape, 7700, South Africa

Location

Seoul National University Hospital-Oncology ( Site 1600)

Seoul, 03080, South Korea

Location

Severance Hospital, Yonsei University Health System-Medical oncology ( Site 1601)

Seoul, 03722, South Korea

Location

Samsung Medical Center-Division of Hematology/Oncology ( Site 1602)

Seoul, 06351, South Korea

Location

Institut Català d'Oncologia - L'Hospitalet ( Site 1202)

L'Hospitalet de Llobregat, Barcelona, 08908, Spain

Location

Onkologikoa - Instituto Oncologico de San Sebastian ( Site 1203)

Doniostia - San Sebastian, Gipuzkoa, 20014, Spain

Location

Hospital Universitario Ramón y Cajal-Medical Oncology ( Site 1204)

Madrid, Madrid, Comunidad de, 28034, Spain

Location

H.R.U Málaga - Hospital General-Oncology ( Site 1201)

Málaga, Malaga, 29011, Spain

Location

Hospital General Universitario de Valencia ( Site 1200)

Valencia, Valenciana, Comunitat, 46014, Spain

Location

Hospital Universitario Virgen Macarena-Unidad de Investigación Oncológica ( Site 1205)

Seville, 41009, Spain

Location

Länssjukhuset Ryhov-Onkologkliniken ( Site 1253)

Jönköping, Jönköping County, 553 05, Sweden

Location

Karolinska Universitetssjukhuset Solna ( Site 1252)

Stockholm, Stockholm County, 171 64, Sweden

Location

University Hospital Basel ( Site 1303)

Basel, Canton of Basel-City, 4056, Switzerland

Location

Inselspital Bern ( Site 1301)

Bern, Canton of Bern, 3010, Switzerland

Location

Hôpitaux Universitaires de Genève (HUG)-Oncology ( Site 1307)

Geneva, Canton of Geneva, 1211, Switzerland

Location

CHUV (centre hospitalier universitaire vaudois) ( Site 1304)

Lausanne, Canton of Vaud, 1011, Switzerland

Location

UniversitätsSpital Zürich-Dermatology ( Site 1300)

Zürich Flughafen, Canton of Zurich, 8058, Switzerland

Location

Ospedale Regionale Bellinzona e Valli ( Site 1308)

Bellinzona, Canton Ticino, 6500, Switzerland

Location

Hôpital de Sion ( Site 1305)

Sion, Valais, 1951, Switzerland

Location

Cantonal Hospital St.Gallen-Oncology & Hematology ( Site 1306)

Sankt Gallen, 9007, Switzerland

Location

Ankara City Hospital-Medical Oncology ( Site 1357)

Çankaya, Ankara, 06800, Turkey (Türkiye)

Location

I.E.U. Medical Point Hastanesi-Oncology ( Site 1360)

Izmir, Karsiyaka, İzmir, 009035575, Turkey (Türkiye)

Location

Hacettepe Universite Hastaneleri ( Site 1363)

Ankara, 06230, Turkey (Türkiye)

Location

Liv Hospital Ankara-Oncology ( Site 1353)

Ankara, 06680, Turkey (Türkiye)

Location

Akdeniz Universitesi Hastanesi-Medical Oncology ( Site 1355)

Antalya, 07059, Turkey (Türkiye)

Location

TC Saglik Bakanligi Goztepe Prof. Dr. Suleyman Yalcin Sehir Hastanesi-oncology ( Site 1358)

Istanbul, 34722, Turkey (Türkiye)

Location

Mersin Sehir Eğitim ve Araştırma Hastanesi-Oncology ( Site 1361)

Mersin, 33240, Turkey (Türkiye)

Location

Ondokuz Mayıs Universitesi-Oncology department ( Site 1359)

Samsun, 55139, Turkey (Türkiye)

Location

Addenbrooke's Hospital ( Site 1400)

Cambridge, Cambridgeshire, CB2 2QQ, United Kingdom

Location

University College London Hospital ( Site 1405)

London, England, NW1 2PG, United Kingdom

Location

Guy's & St Thomas' NHS Foundation Trust-Oncology & Haematology Clinical Trials ( Site 1401)

London, London, City of, SE1 9RT, United Kingdom

Location

Related Publications (1)

  • Shapira-Frommer R, Niu J, Perets R, Peters S, Shouse G, Lugowska I, Garassino MC, Sands J, Keenan T, Zhao B, Healy J, Ahn MJ. The KEYVIBE program: vibostolimab and pembrolizumab for the treatment of advanced malignancies. Future Oncol. 2024;20(27):1983-1991. doi: 10.1080/14796694.2024.2343272. Epub 2024 Sep 4.

Related Links

MeSH Terms

Conditions

MelanomaParkinson Disease 4, Autosomal Dominant Lewy Body

Interventions

pembrolizumab

Condition Hierarchy (Ancestors)

Neuroendocrine TumorsNeuroectodermal TumorsNeoplasms, Germ Cell and EmbryonalNeoplasms by Histologic TypeNeoplasmsNeoplasms, Nerve TissueNevi and MelanomasSkin NeoplasmsNeoplasms by SiteSkin DiseasesSkin and Connective Tissue Diseases

Results Point of Contact

Title
Senior Vice President, Global Clinical Development
Organization
Merck Sharp & Dohme LLC

Study Officials

  • Medical Director

    Merck Sharp & Dohme LLC

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 16, 2022

First Posted

December 27, 2022

Study Start

January 19, 2023

Primary Completion

March 6, 2024

Study Completion

September 26, 2025

Last Updated

October 15, 2025

Results First Posted

April 6, 2025

Record last verified: 2025-10

Data Sharing

IPD Sharing
Will share

https://trialstransparency.msdclinicaltrials.com/pdf/ProcedureAccessClinicalTrialData.pdf

More information

Locations