Substudy 02B: Safety and Efficacy of Pembrolizumab in Combination With Investigational Agents or Pembrolizumab Alone in Participants With First Line (1L) Advanced Melanoma (MK-3475-02B/KEYMAKER-U02)

Study Purpose

Substudy 02B is part of a larger research study that is testing experimental treatments for melanoma, a type of skin cancer. The larger study is the umbrella study. The goal of substudy 02B is to evaluate the safety and efficacy of investigational treatment arms in participants with 1L advanced melanoma and to identify the investigational agent(s) that, when used in combination, are superior to the current treatment options/pembrolizumab monotherapy. Arm 1: Pembrolizumab + Vibostolimab was added in the base protocol on 13-Nov-2019, and enrollment into this arm has been completed. Arm 2: Pembrolizumab was added in the base protocol on 13-Nov-2019, and enrollment stopped prematurely on 15-Aug-2022. Arm 3: Coformulation Pembrolizumab/Quavonlimab was added in Amendment 01 on 20-Oct-2020, and enrollment stopped prematurely on 15-Aug-2022. Arm 4: Coformulation Pembrolizumab/Quavonlimab + Lenvatinib was added in Amendment 01 on 20-Oct-2020, and enrollment is ongoing. Arm 5: Coformulation Favezelimab/Pembrolizumab, Arm 6: Coformulation Favezelimab/Pembrolizumab + All-trans Retinoic Acid (ATRA), and Arm 7: Coformulation Favezelimab/Pembrolizumab + Vibostolimab were added in Amendment 04 on 10-May-2023, and enrollment for these arms will be initiated in July 2023.

Recruitment Criteria

Accepts Healthy Volunteers

Healthy volunteers are participants who do not have a disease or condition, or related conditions or symptoms

No
Study Type

An interventional clinical study is where participants are assigned to receive one or more interventions (or no intervention) so that researchers can evaluate the effects of the interventions on biomedical or health-related outcomes.


An observational clinical study is where participants identified as belonging to study groups are assessed for biomedical or health outcomes.


Searching Both is inclusive of interventional and observational studies.

Interventional
Eligible Ages 18 Years and Over
Gender All
More Inclusion & Exclusion Criteria

Inclusion Criteria:

  • - Has histologically or cytologically confirmed melanoma.
  • - Has unresectable Stage III or Stage IV melanoma, not amenable to local therapy.
  • - Has been untreated for advanced disease.
  • - Has provided a tumor biopsy.
  • - If capable of producing sperm, male participants agree to the following during the intervention period and for at least the time needed to eliminate each study intervention after the last dose of study intervention (7 days): - Abstains from penile-vaginal intercourse as their preferred and usual lifestyle (abstinent on a long-term and persistent basis) and agrees to remain abstinent OR.
  • - Uses contraception unless confirmed to be azoospermic.
  • - A female participant is eligible to participate if she is not pregnant or breastfeeding, and at least one of the following conditions applies: - Is not a WOCBP OR.
  • - Is a WOCBP and Uses a contraceptive method that is highly effective, with low user dependency, or be abstinent from penile-vaginal intercourse as their preferred and usual lifestyle (abstinent on a long-term and persistent basis) during the intervention period and for at least the time needed to eliminate each study intervention after the last dose of study intervention.
The length of time required to continue contraception for each study intervention is:
  • - MK-4280A: 120 days.
  • - MK-1308A: 120 days.
  • - MK-7684: 50 days.
  • - MK-3475: 120 days.
  • - Lenvatinib: 30 days.
  • - ATRA: 30 days.
  • - Has adequate organ function.
  • - Has resolution of toxic effect(s) of the most recent prior therapy to Grade 1 or less (except alopecia and Grade 2 neuropathy)

    Exclusion Criteria:

    - Has a diagnosis of immunodeficiency or is receiving immunosuppressive therapy within 7 days before the first dose of study intervention.
  • - Has a known additional malignancy that is progressing or requires active treatment within the past 2 years.
  • - Has known central nervous system (CNS) metastases and/or carcinomatous meningitis.
  • - Has ocular or mucosal melanoma.
  • - Has an active autoimmune disease that has required systemic treatment in the past 2 years.
  • - Has an active infection requiring systemic therapy.
  • - Has known history of human immunodeficiency virus (HIV) - Has history of Hepatitis B or known Hepatitis C virus infection.
  • - Has a history of (noninfectious) pneumonitis.
  • - Has a history of active tuberculosis (TB) - Has received prior systemic anticancer therapy within 4 weeks prior to randomization.
  • - Has received prior radiotherapy within 2 weeks of first dose of study intervention.
  • - Has had major surgery <3 weeks prior to first dose of study intervention.
  • - Has received a live vaccine within 30 days before the first dose of study intervention.
  • - Has participated in a study of an investigational agent within 4 weeks prior to the first dose of study intervention.
  • - Has had an allogeneic tissue/solid organ transplant.
  • - Has a known psychiatric or substance abuse disorder that would interfere with requirements of the study.
  • - Participants who receive lenvatinib have the following additional

    exclusion criteria:

    - Has a pre-existing Grade ≥3 gastrointestinal or non-gastrointestinal fistula.
  • - Has radiographic evidence of encasement of invasion of a major blood vessel, or of intratumoral cavitation.
  • - Has clinically significant hemoptysis or tumor bleeding within 2 weeks prior to the first dose of study intervention.
  • - Has clinically significant cardiovascular disease within 12 months from first dose of study intervention.
  • - Has urine protein ≥1 g/24-hour.
- Has presence of gastrointestinal condition including malabsorption, gastrointestinal anastomosis, or any other condition that might affect the absorption of lenvatinib

Trial Details

Trial ID:

This trial id was obtained from ClinicalTrials.gov, a service of the U.S. National Institutes of Health, providing information on publicly and privately supported clinical studies of human participants with locations in all 50 States and in 196 countries.

NCT04305054
Phase

Phase 1: Studies that emphasize safety and how the drug is metabolized and excreted in humans.

Phase 2: Studies that gather preliminary data on effectiveness (whether the drug works in people who have a certain disease or condition) and additional safety data.

Phase 3: Studies that gather more information about safety and effectiveness by studying different populations and different dosages and by using the drug in combination with other drugs.

Phase 4: Studies occurring after FDA has approved a drug for marketing, efficacy, or optimal use.

Phase 1/Phase 2
Lead Sponsor

The sponsor is the organization or person who oversees the clinical study and is responsible for analyzing the study data.

Merck Sharp & Dohme LLC
Principal Investigator

The person who is responsible for the scientific and technical direction of the entire clinical study.

Medical Director
Principal Investigator Affiliation Merck Sharp & Dohme LLC
Agency Class

Category of organization(s) involved as sponsor (and collaborator) supporting the trial.

Industry
Overall Status Recruiting
Countries Australia, Chile, Colombia, France, Greece, Hungary, Israel, Italy, Poland, South Africa, Spain, Switzerland, United States
Conditions

The disease, disorder, syndrome, illness, or injury that is being studied.

Melanoma
Study Website: View Trial Website
Arms & Interventions

Arms

Experimental: Pembrolizumab + Vibostolimab

Participants will receive pembrolizumab intravenously (IV) plus vibostolimab IV at specified doses on specified days for a total treatment duration of up to approximately 2 years.

Active Comparator: Pembrolizumab

Participants will receive pembrolizumab IV at a specified dose on specified days for a total treatment duration of up to approximately 2 years.

Experimental: Coformulation Pembrolizumab/Quavonlimab

Participants will receive coformulation of pembrolizumab and quavonlimab (MK-1308A) IV at a specified dose on specified days for a total treatment duration of up to approximately 2 years.

Experimental: Coformulation Pembrolizumab/Quavonlimab + Lenvatinib

Participants will receive coformulation of pembrolizumab and quavonlimab IV plus lenvatinib orally at specified doses on specified days for a total treatment duration of up to approximately 2 years.

Experimental: Coformulation Favezelimab/Pembrolizumab

Participants will receive cofomulation of favezelimab + pembrolizumab (MK-4280A) IV at specified dose on specified days every 3 weeks (Q3W) for up to approximately 2 years

Experimental: Coformulation Favezelimab/Pembrolizumab + All-trans Retinoic Acid (ATRA)

Participants will receive coformulation of favezelimab and pembrolizumab IV Q3W for up to 35 cycles, plus ATRA orally (for 3 days surrounding each infusion of MK-4280A, including Days 1, 2, and 3 of Cycle 1 and on Days -1, 1, and 2 of all subsequent cycles).

Experimental: Coformulation Favezelimab/Pembrolizumab + Vibostolimab

Participants will receive coformulation of favezelimab and pembrolizumab (MK-4280A) IV and vibostolimab IV at specified doses on specified days for a total treatment duration of up to approximately 2 years.

Interventions

Biological: - Pembrolizumab

Administered via IV infusion at a specified dose on specified days

Biological: - Vibostolimab

Administered via IV infusion at a specified dose on specified days

Biological: - Pembrolizumab/Quavonlimab

Administered via IV infusion at a specified dose on specified days

Drug: - Lenvatinib

Administered via oral capsule at a specified dose on specified days

Biological: - Favezelimab/Pembrolizumab

Administered via IV infusion at a specified dose on specified days

Drug: - ATRA

Administered via oral capsule at a specified dose on specified days

Contact a Trial Team

If you are interested in learning more about this trial, find the trial site nearest to your location and contact the site coordinator via email or phone. We also strongly recommend that you consult with your healthcare provider about the trials that may interest you and refer to our terms of service below.

Los Angeles, California

Status

Recruiting

Address

The Angeles Clinic and Research Institute ( Site 2009)

Los Angeles, California, 90025

Site Contact

Study Coordinator

Trialsites@merck.com

310-231-2121

UCLA Hematology & Oncology ( Site 2004), Los Angeles, California

Status

Recruiting

Address

UCLA Hematology & Oncology ( Site 2004)

Los Angeles, California, 90095

Site Contact

Study Coordinator

Trialsites@merck.com

310-794-6892

Santa Monica, California

Status

Completed

Address

Providence Saint John's Health Center ( Site 2010)

Santa Monica, California, 90404

Aurora, Colorado

Status

Recruiting

Address

University of Colorado, Anschutz Cancer Pavilion ( Site 2012)

Aurora, Colorado, 80045

Site Contact

Study Coordinator

Trialsites@merck.com

720-848-0442

Baltimore, Maryland

Status

Recruiting

Address

Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins ( Site 2022)

Baltimore, Maryland, 21287

Site Contact

Study Coordinator

Trialsites@merck.com

410-583-2970

NYU Clinical Cancer Center ( Site 2002), New York, New York

Status

Completed

Address

NYU Clinical Cancer Center ( Site 2002)

New York, New York, 10016

Duke Cancer Institute ( Site 2005), Durham, North Carolina

Status

Completed

Address

Duke Cancer Institute ( Site 2005)

Durham, North Carolina, 27710

Martha Morehouse Tower ( Site 2020), Columbus, Ohio

Status

Recruiting

Address

Martha Morehouse Tower ( Site 2020)

Columbus, Ohio, 43221

Site Contact

Study Coordinator

Trialsites@merck.com

614-293-4320

Portland, Oregon

Status

Completed

Address

Oregon Health & Science University ( Site 2013)

Portland, Oregon, 97239

Philadelphia, Pennsylvania

Status

Recruiting

Address

University of Pennsylvania Abramson Cancer Center ( Site 2008)

Philadelphia, Pennsylvania, 19104

Site Contact

Study Coordinator

Trialsites@merck.com

215-316-5151

Germantown, Tennessee

Status

Recruiting

Address

West Cancer Center - East Campus ( Site 2014)

Germantown, Tennessee, 38138

Site Contact

Study Coordinator

Trialsites@merck.com

901-683-0055

Mays Cancer Center ( Site 2025), San Antonio, Texas

Status

Recruiting

Address

Mays Cancer Center ( Site 2025)

San Antonio, Texas, 78229

Site Contact

Study Coordinator

Trialsites@merck.com

210-450-5798

Fairfax, Virginia

Status

Recruiting

Address

Inova Schar Cancer Institute ( Site 2011)

Fairfax, Virginia, 22031

Site Contact

Study Coordinator

Trialsites@merck.com

571-472-0631

International Sites

Waratah, New South Wales, Australia

Status

Recruiting

Address

Calvary Mater Newcastle-Medical Oncology ( Site 2404)

Waratah, New South Wales, 2298

Site Contact

Study Coordinator

Trialsites@merck.com

+61249211561

Wollstonecraft, New South Wales, Australia

Status

Recruiting

Address

Melanoma Institute Australia ( Site 2402)

Wollstonecraft, New South Wales, 2065

Site Contact

Study Coordinator

Trialsites@merck.com

+61299117321

Southport, Queensland, Australia

Status

Recruiting

Address

Tasman Oncology Research Pty Ltd ( Site 2403)

Southport, Queensland, 4120

Site Contact

Study Coordinator

Trialsites@merck.com

+61 7 5613 2480

Fiona Stanley Hospital ( Site 2401), Murdoch, Western Australia, Australia

Status

Recruiting

Address

Fiona Stanley Hospital ( Site 2401)

Murdoch, Western Australia, 6150

Site Contact

Study Coordinator

Trialsites@merck.com

+61861522222

CIDO SpA-Oncology ( Site 2256), Temuco, Araucania, Chile

Status

Recruiting

Address

CIDO SpA-Oncology ( Site 2256)

Temuco, Araucania, 4810218

Site Contact

Study Coordinator

Trialsites@merck.com

569 5 798 31 73

IC La Serena Research ( Site 2254), La Serena, Coquimbo, Chile

Status

Recruiting

Address

IC La Serena Research ( Site 2254)

La Serena, Coquimbo, 1720430

Site Contact

Study Coordinator

Trialsites@merck.com

56953360057

FALP-UIDO ( Site 2251), Santiago, Region M. De Santiago, Chile

Status

Recruiting

Address

FALP-UIDO ( Site 2251)

Santiago, Region M. De Santiago, 7500921

Site Contact

Study Coordinator

Trialsites@merck.com

56224457254

Oncovida ( Site 2257), Santiago, Region M. De Santiago, Chile

Status

Recruiting

Address

Oncovida ( Site 2257)

Santiago, Region M. De Santiago, 7510032

Site Contact

Study Coordinator

Trialsites@merck.com

5624205100

Bradfordhill ( Site 2252), Santiago, Region M. De Santiago, Chile

Status

Recruiting

Address

Bradfordhill ( Site 2252)

Santiago, Region M. De Santiago, 8420383

Site Contact

Study Coordinator

Trialsites@merck.com

+56998744662

Bogota, Distrito Capital De Bogota, Colombia

Status

Recruiting

Address

Clinica Colsanitas S.A, Sede Clínica Universitaria Colombia-Center Investigator ( Site 2261)

Bogota, Distrito Capital De Bogota, 111321

Site Contact

Study Coordinator

Trialsites@merck.com

573103469453

Fundación Valle del Lili ( Site 2265), Cali, Valle Del Cauca, Colombia

Status

Recruiting

Address

Fundación Valle del Lili ( Site 2265)

Cali, Valle Del Cauca, 760032

Site Contact

Study Coordinator

Trialsites@merck.com

6023319090

Hopital La Timone ( Site 2103), Marseille, Bouches-du-Rhone, France

Status

Recruiting

Address

Hopital La Timone ( Site 2103)

Marseille, Bouches-du-Rhone, 13005

Site Contact

Study Coordinator

Trialsites@merck.com

+33491388591

Bordeaux, Gironde, France

Status

Recruiting

Address

CHU de Bordeaux- Hopital Saint Andre ( Site 2108)

Bordeaux, Gironde, 33075

Site Contact

Study Coordinator

Trialsites@merck.com

+33556794705

Institut Claudius Regaud ( Site 2105), Toulouse cedex 9, Haute-Garonne, France

Status

Recruiting

Address

Institut Claudius Regaud ( Site 2105)

Toulouse cedex 9, Haute-Garonne, 31059

Site Contact

Study Coordinator

Trialsites@merck.com

33531155675

Gustave Roussy ( Site 2101), Villejuif, Ile-de-France, France

Status

Recruiting

Address

Gustave Roussy ( Site 2101)

Villejuif, Ile-de-France, 94800

Site Contact

Study Coordinator

Trialsites@merck.com

+33142114210

C.H. Lyon Sud ( Site 2102), Pierre Benite, Rhone, France

Status

Recruiting

Address

C.H. Lyon Sud ( Site 2102)

Pierre Benite, Rhone, 69495

Site Contact

Study Coordinator

Trialsites@merck.com

+33478861628

Paris, France

Status

Recruiting

Address

A.P.H. Paris, Hopital Saint Louis ( Site 2107)

Paris, , 75010

Site Contact

Study Coordinator

Trialsites@merck.com

+33142499595

Athens, Attiki, Greece

Status

Recruiting

Address

General Hospital of Athens "Laiko"-First Department of Internal Medicine ( Site 2212)

Athens, Attiki, 115 26

Site Contact

Study Coordinator

Trialsites@merck.com

00306944681159

Thessaloniki, Greece

Status

Recruiting

Address

European Interbalkan Medical Center-Oncology Department ( Site 2211)

Thessaloniki, , 57001

Site Contact

Study Coordinator

Trialsites@merck.com

306942608228

Szeged, Csongrad, Hungary

Status

Recruiting

Address

Szegedi Tudományegyetem Szent-Györgyi Albert Klinikai Központ ( Site 2221)

Szeged, Csongrad, 6720

Site Contact

Study Coordinator

Trialsites@merck.com

+36704399976

HaEmek Medical Center ( Site 2703), Afula, Israel

Status

Recruiting

Address

HaEmek Medical Center ( Site 2703)

Afula, , 1834111

Site Contact

Study Coordinator

Trialsites@merck.com

+97246495723

Haifa, Israel

Status

Recruiting

Address

Rambam Health Care Campus-Oncology ( Site 2704)

Haifa, , 3109601

Site Contact

Study Coordinator

Trialsites@merck.com

+97247776700

Jerusalem, Israel

Status

Recruiting

Address

Hadassah Ein Karem Jerusalem ( Site 2702)

Jerusalem, , 9112001

Site Contact

Study Coordinator

Trialsites@merck.com

+97226776781

Petah-Tikva, Israel

Status

Recruiting

Address

Rabin Medical Center-Oncology ( Site 2705)

Petah-Tikva, , 4941492

Site Contact

Study Coordinator

Trialsites@merck.com

+972-3-9378077

Chaim Sheba Medical Center ( Site 2701), Ramat Gan, Israel

Status

Recruiting

Address

Chaim Sheba Medical Center ( Site 2701)

Ramat Gan, , 5265601

Site Contact

Study Coordinator

Trialsites@merck.com

+97235304907

Milano, Italy

Status

Recruiting

Address

Fondazione IRCCS Istituto Nazionale dei Tumori di Milano ( Site 2399)

Milano, , 20133

Site Contact

Study Coordinator

Trialsites@merck.com

+390223902557

Milano, Italy

Status

Recruiting

Address

Istituto Europeo di Oncologia ( Site 2301)

Milano, , 20141

Site Contact

Study Coordinator

Trialsites@merck.com

+390294372158

Napoli, Italy

Status

Recruiting

Address

Istituto Nazionale Tumori Fondazione Pascale ( Site 2302)

Napoli, , 80131

Site Contact

Study Coordinator

Trialsites@merck.com

+390815903431

Padova, Italy

Status

Recruiting

Address

Istituto Oncologico Veneto IRCCS ( Site 2355)

Padova, , 35128

Site Contact

Study Coordinator

Trialsites@merck.com

00390498215938

Siena, Italy

Status

Recruiting

Address

Policlinico Le Scotte - A.O. Senese ( Site 2377)

Siena, , 53100

Site Contact

Study Coordinator

Trialsites@merck.com

+390577586335

Warszawa, Mazowieckie, Poland

Status

Recruiting

Address

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

Warszawa, Mazowieckie, 02-781

Site Contact

Study Coordinator

Trialsites@merck.com

48225462031

Gdańsk, Pomorskie, Poland

Status

Recruiting

Address

Uniwersyteckie Centrum Kliniczne-Early Clinical Trials Unit ( Site 2231)

Gdańsk, Pomorskie, 80-952

Site Contact

Study Coordinator

Trialsites@merck.com

48585844571

Port Elizabeth, Eastern Cape, South Africa

Status

Recruiting

Address

CANCERCARE LANGENHOVEN DRIVE ONCOLOGY CENTRE ( Site 2865)

Port Elizabeth, Eastern Cape, 6055

Site Contact

Study Coordinator

Trialsites@merck.com

+27413630581

Pretoria, Gauteng, South Africa

Status

Recruiting

Address

LIFE GROENKLOOF-Mary Potter Cancer Centre ( Site 2861)

Pretoria, Gauteng, 0181

Site Contact

Study Coordinator

Trialsites@merck.com

+27123466701

Sandton, Gauteng, South Africa

Status

Recruiting

Address

Sandton Oncology Medical Group (Pty) Ltd-Research ( Site 2863)

Sandton, Gauteng, 2196

Site Contact

Study Coordinator

Trialsites@merck.com

+27118830900

Tshwane, Gauteng, South Africa

Status

Recruiting

Address

Steve Biko Academic Hospital-Medical Oncology ( Site 2862)

Tshwane, Gauteng, 0002

Site Contact

Study Coordinator

Trialsites@merck.com

+27123541771

Cape Town Oncology Trials ( Site 2864), Cape Town, Western Cape, South Africa

Status

Recruiting

Address

Cape Town Oncology Trials ( Site 2864)

Cape Town, Western Cape, 7570

Site Contact

Study Coordinator

Trialsites@merck.com

27219443832

Barcelona, Cataluna, Spain

Status

Recruiting

Address

HOSPITAL CLÍNIC DE BARCELONA-ICHMO- Clinic Institut of Haematological and Oncological diseases ( Sit

Barcelona, Cataluna, 08036

Site Contact

Study Coordinator

Trialsites@merck.com

+34932275402

Madrid, Madrid, Comunidad De, Spain

Status

Recruiting

Address

Hospital Universitario Ramón y Cajal ( Site 2802)

Madrid, Madrid, Comunidad De, 28034

Site Contact

Study Coordinator

Trialsites@merck.com

+34913368263

Genève, Geneve, Switzerland

Status

Recruiting

Address

Hôpitaux Universitaires de Genève (HUG)-Oncology ( Site 2603)

Genève, Geneve, 1211

Site Contact

Study Coordinator

Trialsites@merck.com

+41223729862

Lausanne, Vaud, Switzerland

Status

Completed

Address

CHUV Centre Hospitalier Universitaire Vaudois ( Site 2602)

Lausanne, Vaud, 1011

Universitaetsspital Zuerich ( Site 2601), Zuerich Flughafen, Zurich, Switzerland

Status

Recruiting

Address

Universitaetsspital Zuerich ( Site 2601)

Zuerich Flughafen, Zurich, 8058

Site Contact

Study Coordinator

Trialsites@merck.com

+41442552588

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