Clinical trial • Phase III • Oncology
MK-1084 for Non-small cell lung cancer (KRAS G12C-mutant)
Phase III trial of MK-1084 for Non-small cell lung cancer (KRAS G12C-mutant).
Overview
- Trial Therapeutic Area
- Oncology
- Trial Disease
- Non-small cell lung cancer (KRAS G12C-mutant)
- Trial Stage
- Phase III
- Drug Modality
- Small molecule | Monoclonal antibody
Key dates
- Initial CTIS Submission Date
- 09-01-2026
- First CTIS Authorization Date
- 20-04-2026
Trial design
Randomised, adjuvant placebo for mk-1084 plus mk-3475a (pembrolizumab, subcutaneous) versus adjuvant mk-1084 (oral film-coated tablet) plus mk-3475a (pembrolizumab, subcutaneous). dosing and schedule not specified in the provided record.-controlled Phase III trial across 45 sites in France, Germany, Greece and others.
- Randomised
- Yes
- Comparator
- Adjuvant Placebo for MK-1084 plus MK-3475A (pembrolizumab, subcutaneous) versus adjuvant MK-1084 (oral film-coated tablet) plus MK-3475A (pembrolizumab, subcutaneous). Dosing and schedule not specified in the provided record.
- Target Sample Size
- 256
Eligibility
Recruits 256 No vulnerable populations selected; informed consent obtained from adult participants only. Country-specific adult consent forms are included in the submitted documents (e.g., France, Germany, Greece, Italy, Spain, Poland). No paediatric assent or paediatric consent procedures are indicated..
- Vulnerable Population
- No vulnerable populations selected; informed consent obtained from adult participants only. Country-specific adult consent forms are included in the submitted documents (e.g., France, Germany, Greece, Italy, Spain, Poland). No paediatric assent or paediatric consent procedures are indicated.
Inclusion criteria
- {"criterion_text":"-Has a histological/cytological diagnosis of non-small cell lung cancer (NSCLC) with predominantly nonsquamous histology and meets one of the following criteria: •\tHas newly diagnosed, treatment-naïve, resectable, clinical Stage IIA-IIIB (N2) NSCLC •\tHas completely resected, pathological Stage IIA–IIIB (N2) NSCLC, including those previously treated outside the study with neoadjuvant platinum-doublet chemotherapy plus pembrolizumab or MK-3475A, or those who received adjuvant platinum-doublet chemotherapy"}
- {"criterion_text":"-Tumor tissue shows the presence of Kirsten rat sarcoma viral oncogene homolog G12C (KRAS G12C) mutation"}
- {"criterion_text":"-No more than 12 weeks have elapsed between either the surgery following neoadjuvant treatment or last dose of adjuvant platinum-based chemotherapy and the first dose of investigational adjuvant study intervention."}
- {"criterion_text":"-Has no evidence of disease based on postsurgical radiological assessment as documented by contrast-enhanced chest/abdomen computed tomography (or magnetic resonance imaging) within 28 days before randomization"}
- {"criterion_text":"-Has an Eastern Cooperative Oncology Group performance status of 0 or 1 within 10 days before the first dose of the study intervention"}
- {"criterion_text":"-Human immunodeficiency virus-infected participants must have well controlled HIV on antiretroviral therapy"}
- {"criterion_text":"-Participants who are Hepatitis B surface antigen positive are eligible if they have received hepatitis B virus (HBV) antiviral therapy and have undetectable HBV viral load"}
- {"criterion_text":"-Participants with history of hepatitis C virus (HCV) infection are eligible if HCV viral load is undetectable"}
Exclusion criteria
- {"criterion_text":"-Has a diagnosis of any 1 of the following tumor types/locations: small cell lung cancer or, for mixed tumors, presence of small cell elements, neuroendocrine tumor with large cell components, sarcomatoid carcinoma, or NSCLC involving the superior sulcus"}
- {"criterion_text":"-HIV-infected participants with a history of Kaposi's sarcoma and/or Multicentric Castleman's Disease"}
- {"criterion_text":"-Has active inflammatory bowel disease requiring immunosuppressive medication or previous clear history of inflammatory bowel disease (eg, Crohn's disease, ulcerative colitis, chronic diarrhea)"}
- {"criterion_text":"-Has uncontrolled, significant cardiovascular disease or cerebrovascular disease within the 6 months preceding study intervention"}
- {"criterion_text":"-Is unable to swallow orally administered medication, or has a gastrointestinal disorder affecting absorption (e.g. gastrectomy, partial bowel obstruction, or malabsorption)"}
- {"criterion_text":"-Has known additional malignancy that is progressing or has required active treatment within the past 3 years"}
- {"criterion_text":"-Has an active autoimmune disease that has required systemic treatment in the past 2 years except replacement therapy"}
- {"criterion_text":"-Has a history of (noninfectious) pneumonitis/interstitial lung disease that required steroids or has current pneumonitis/interstitial lung disease"}
- {"criterion_text":"-Has active infection requiring systemic therapy"}
- {"criterion_text":"-Has not adequately recovered from major surgery or has ongoing surgical complications"}
Endpoints
Primary endpoints
- {"endpoint_text":"-Disease-Free Survival (DFS)","definition_or_measurement_approach":"As assessed by investigator"}
Secondary endpoints
- {"endpoint_text":"-Overall Survival (OS)","definition_or_measurement_approach":""}
- {"endpoint_text":"-Distant Metastasis-Free Survival (DMFS)","definition_or_measurement_approach":"As assessed by investigator"}
- {"endpoint_text":"-Lung Cancer Specific Survival (LCSS)","definition_or_measurement_approach":""}
- {"endpoint_text":"-Change from Baseline in the European Organization for Research and Treatment of Cancer (EORTC)-Quality of Life Questionnaire-Core 30 (QLQ-C30) Global Health Status (Item 29) and Quality of Life (Item 30) Combined Score","definition_or_measurement_approach":"Measured using the EORTC QLQ-C30 (combined score of items 29 and 30)"}
- {"endpoint_text":"-Change from Baseline in the EORTC-QLQ-C30 Physical Functioning (Items 1-5) Combined Score","definition_or_measurement_approach":"Measured using the EORTC QLQ-C30 (combined score of items 1–5)"}
- {"endpoint_text":"-Change from Baseline in the EORTC-QLQ-C30 Role Functioning (Items 6 and 7) Combined Score","definition_or_measurement_approach":"Measured using the EORTC QLQ-C30 (combined score of items 6 and 7)"}
- {"endpoint_text":"-Change from Baseline in the EORTC-QLQ-C30 Dyspnea (Item 8) Score","definition_or_measurement_approach":"Measured using the EORTC QLQ-C30 (item 8)"}
- {"endpoint_text":"-Change from Baseline in the EORTC-Quality of Life Questionnaire-Lung Cancer 24 (QLQ-LC24) Coughing (Items 31 and 52) Combined Score","definition_or_measurement_approach":"Measured using the EORTC QLQ-LC24 (combined score of items 31 and 52)"}
- {"endpoint_text":"-Change from Baseline in the EORTC-QLQ-LC24 Chest Pain (Item 40) Score","definition_or_measurement_approach":"Measured using the EORTC QLQ-LC24 (item 40)"}
- {"endpoint_text":"-Number of Participants Who Experience an Adverse Event (AE)","definition_or_measurement_approach":"Count of participants experiencing any adverse event"}
- {"endpoint_text":"-Number of Participants Who Discontinue Study Treatment Due to an AE","definition_or_measurement_approach":"Count of participants who discontinue study treatment due to adverse events"}
Recruitment
- Planned Sample Size
- 256
- Recruitment Window Months
- 172
- Consent Approach
- Informed consent obtained from adult participants; country-specific main adult consent forms are submitted (documents for France, Germany, Greece, Italy, Spain, Poland). Optional consent addenda (e.g., pregnancy follow-up, pregnant partner) are included for some countries. No paediatric assent/consent procedures are indicated.
Geography
- Total Number Of Sites
- 45
- Total Number Of Participants
- 102
France
- Earliest CTIS Part Ii Submission Date
- 13-03-2026
- Latest Decision Or Authorization Date
- 20-04-2026
- Processing Time Days
- 38
- Number Of Sites
- 11
- Number Of Participants
- 18
Sites
- Site Name
- Centre Hospitalier Universitaire De Bordeaux
- Department Name
- Pneumology
- Contact Person Name
- Claire Bardel
- Contact Person Email
- Claire.bardel@chu-bordeaux.fr
- Site Name
- HIA Sainte Anne
- Department Name
- Respiratory
- Contact Person Name
- Olivier Bylicki
- Contact Person Email
- Olivier.bylicki@intradef.gouv.fr
- Site Name
- Centre Francois Baclesse
- Department Name
- Pneumology
- Contact Person Name
- Hubert Curcio
- Contact Person Email
- h.curcio@baclesse.unicancer.fr
- Site Name
- Centre Hospitalier Universitaire D Orleans
- Department Name
- Pulmonology, Allergy and Thoracic Oncology
- Contact Person Name
- Adrien Dixmier
- Contact Person Email
- adrien.dixmier@chu-orleans.fr
- Site Name
- Clinique De L'Europe
- Department Name
- Pneumology
- Contact Person Name
- Charles Dayen
- Contact Person Email
- c.dayen@ch-stquentin.fr
- Site Name
- Centre Hospitalier Universitaire De Nantes
- Department Name
- Oncology Medical
- Contact Person Name
- Elvire Pons-Tostivint
- Contact Person Email
- elvire.pons@chu-nantes.fr
- Site Name
- CHRU De Nancy
- Department Name
- Pneumology
- Contact Person Name
- Gautier Treffel
- Contact Person Email
- G.TREFFEL@chru-nancy.fr
- Site Name
- Centre Hospitalier Regional De Marseille
- Department Name
- Thoracic oncology
- Contact Person Name
- Laurent Greillier
- Contact Person Email
- laurent.greillier@ap-hm.fr
- Site Name
- Hopital Ambroise Pare
- Department Name
- Respiratory Diseases and Thoracic Oncology
- Contact Person Name
- Etienne Giroux Leprieur
- Contact Person Email
- etienne.giroux-leprieur@aphp.fr
- Site Name
- Centre Hospitalier Intercommunal Creteil
- Department Name
- Pulmonology
- Contact Person Name
- Jean-Baptiste Assie
- Contact Person Email
- jean-baptiste.assie@chicreteil.fr
- Site Name
- Centre De Cancerologue Du Grand Montpellier
- Department Name
- Centre de Cancérologie du Grand Montpellier
- Contact Person Name
- Catherine Becht
- Contact Person Email
- becht@ccgm.fr
Germany
- Earliest CTIS Part Ii Submission Date
- 13-04-2026
- Latest Decision Or Authorization Date
- 22-04-2026
- Processing Time Days
- 9
- Number Of Sites
- 5
- Number Of Participants
- 13
Sites
- Site Name
- University Medical Center Hamburg-Eppendorf
- Department Name
- II. Medizinische Klinik und Poliklinik
- Contact Person Name
- Benjamin Schmidt
- Contact Person Email
- ben.schmidt@uke.de
- Site Name
- Thoraxklinik Heidelberg gGmbH
- Department Name
- Thoraxonkologie
- Contact Person Name
- Helge Bischoff
- Contact Person Email
- Studienkoordination-Onkologie.THOR@med.uni-heidelberg.de
- Site Name
- Katholisches Marienkrankenhaus gGmbH
- Department Name
- - ZIM - Onkologisches Studienzentrum
- Contact Person Name
- Gunnar Hapke
- Contact Person Email
- hapke.innere@marienkrankenhaus.org
- Site Name
- Universitaetsklinikum Schleswig-Holstein AöR
- Department Name
- Medizinische Klinik III - Pulmologie
- Contact Person Name
- Sabine Bohnet
- Contact Person Email
- studienzentrum.pneumologie-infektiologie@uksh.de
- Site Name
- Justus-Liebig-Universitaet Giessen
- Department Name
- Medizinische Klinik IV Organonkologie
- Contact Person Name
- Thomas Wehler
- Contact Person Email
- organonkologie@uk-gm.de
Greece
- Earliest CTIS Part Ii Submission Date
- 28-01-2026
- Latest Decision Or Authorization Date
- 20-04-2026
- Processing Time Days
- 82
- Number Of Sites
- 7
- Number Of Participants
- 18
Sites
- Site Name
- Geniko Nosokomeio Thessalonikis George Papanikolaou
- Department Name
- Pulmonary Clinic of Aristotle University of Thessaloniki (AUTh)
- Contact Person Name
- Dionisios (Gerasimos) Spyratos
- Contact Person Email
- diospyrato@yahoo.gr
- Site Name
- Henry Dunant Hospital Center
- Department Name
- D Oncology Clinical Trial Unit
- Contact Person Name
- Ioannis Mountzios
- Contact Person Email
- gmountzios@gmail.com
- Site Name
- Athens Medical Center S.A.
- Department Name
- Oncology Clinic
- Contact Person Name
- Vasileios Ramfidis
- Contact Person Email
- ramfidis@gmail.com
- Site Name
- Metaxa Cancer Center Hospital Of Piraeus
- Department Name
- Pathology - Oncοlogy Clinic
- Contact Person Name
- Evangelos Georgios Fergadis
- Contact Person Email
- fergadis@metaxa-hospital.gr
- Site Name
- Thoracic General Hospital Of Athens I Sotiria
- Department Name
- Oncology Unit, 3rd University Department of Internal Medicine
- Contact Person Name
- Konstantinos Syrigos
- Contact Person Email
- ksyrigos.trials@gmail.com
- Site Name
- Evangelismos S.A.
- Department Name
- Oncology Clinic, Ahepa Building
- Contact Person Name
- Theodoros Tegos
- Contact Person Email
- h_tegos@yahoo.com
- Site Name
- Metaxa Cancer Center Hospital Of Piraeus (additional listing)
- Department Name
- Pathology - Oncοlogy Clinic
- Contact Person Name
- Evangelos Georgios Fergadis
- Contact Person Email
- fergadis@metaxa-hospital.gr
Italy
- Earliest CTIS Part Ii Submission Date
- 10-03-2026
- Latest Decision Or Authorization Date
- 27-04-2026
- Processing Time Days
- 48
- Number Of Sites
- 5
- Number Of Participants
- 15
Sites
- Site Name
- Ospedale S G Moscati
- Department Name
- U.O.C. Oncologia Medica
- Contact Person Name
- Salvatore Pisconti
- Contact Person Email
- salvatore.pisconti@asl.taranto.it
- Site Name
- Istituto Nazionale Dei Tumori
- Department Name
- Thoracic Cancer Unit – Department of Medical Oncology 1
- Contact Person Name
- Marta Brambilla
- Contact Person Email
- Marta.brambilla2@istitutotumori.mi.it
- Site Name
- Istituto Europeo Di Oncologia S.r.l.
- Department Name
- Divisione di Oncologi Toracica
- Contact Person Name
- Ilaria Attili
- Contact Person Email
- ilaria.attili@ieo.it
- Site Name
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
- Department Name
- DH Oncologia Medica, Ala E piano VIII
- Contact Person Name
- Emilio Bria
- Contact Person Email
- emilio.bria@policlinicogemelli.it
- Site Name
- Humanitas Mirasole S.p.A.
- Department Name
- U.O Oncologia Medica ed Ematologia
- Contact Person Name
- Luca Toschi
- Contact Person Email
- luca.toschi@cancercenter.humanitas.it
Spain
- Earliest CTIS Part Ii Submission Date
- 30-03-2026
- Latest Decision Or Authorization Date
- 22-04-2026
- Processing Time Days
- 23
- Number Of Sites
- 10
- Number Of Participants
- 30
Sites
- Site Name
- Hospital Universitario Quironsalud Madrid
- Department Name
- Medical Oncology
- Contact Person Name
- Belén Rubio Viqueira
- Contact Person Email
- ensayosoncologia.mad@quironsalud.es
- Site Name
- Hospital Universitario Virgen De La Macarena
- Department Name
- Medical Oncology
- Contact Person Name
- Teresa Garcia Manrique
- Contact Person Email
- tgarciamanrique.onco@gmail.com
- Site Name
- Hospital Clinico San Carlos
- Department Name
- Medical Oncology
- Contact Person Name
- Carlos Aguado de la Rosa
- Contact Person Email
- carlos.aguadodela@salud.madrid.org
- Site Name
- Hospital Universitario Regional De Malaga
- Department Name
- Medical Oncology
- Contact Person Name
- Alexandra Cantero González
- Contact Person Email
- alexandra.cantero.eecc@gmail.com
- Site Name
- Hospital Universitari Vall D Hebron
- Department Name
- Medical Oncology
- Contact Person Name
- Alejandro Martinez Martí
- Contact Person Email
- amarinezmarti@vhio.net
- Site Name
- Institut Catala D'oncologia
- Department Name
- Medical Oncology
- Contact Person Name
- Joaquim Bosch Barrera
- Contact Person Email
- contactfortrialsICOGIR@iconcologia.net
- Site Name
- Complejo Hospitalario Universitario Insular Materno Infantil
- Department Name
- Medical Oncology
- Contact Person Name
- Delvys Rodriguez Abreu
- Contact Person Email
- drodabr@gobiernodecanarias.org
- Site Name
- Hospital Universitario La Paz
- Department Name
- Medical Oncology
- Contact Person Name
- Javier De Castro Carpeño
- Contact Person Email
- javier.decastro@salud.madrid.org
- Site Name
- Hospital Universitario Puerta De Hierro De Majadahonda
- Department Name
- Medical Oncology
- Contact Person Name
- Mariano Provencio Pulla
- Contact Person Email
- mprovencio.ensayosclinicos@gmail.com
- Site Name
- Hospital Universitario Quironsalud Madrid (additional listing)
- Department Name
- Medical Oncology
- Contact Person Name
- Belén Rubio Viqueira
- Contact Person Email
- ensayosoncologia.mad@quironsalud.es
Poland
- Earliest CTIS Part Ii Submission Date
- 16-04-2026
- Latest Decision Or Authorization Date
- 28-04-2026
- Processing Time Days
- 12
- Number Of Sites
- 7
- Number Of Participants
- 8
Sites
- Site Name
- National Institute Of Tuberculosis And Lung Diseases
- Department Name
- III Klinika Chorób Płuc i Onkologii
- Contact Person Name
- Mateusz Polaczek
- Contact Person Email
- bk3@igichp.edu.pl
- Site Name
- Uniwersyteckie Centrum Kliniczne Im. Prof. K. Gibinskiego Slaskiego Uniwersytetu Medycznego W Katowicach
- Department Name
- Oddział Onkologii Klinicznej
- Contact Person Name
- Jacek Kabut
- Contact Person Email
- sekretariat@uck.katowice.pl
- Site Name
- Wojewodzki Szpital Im. Sw.Ojca Pio W Przemyslu
- Department Name
- Oddział Onkologiczny z Pododdziałem Dziennej Chemioterapii
- Contact Person Name
- Kamil Kuc
- Contact Person Email
- kkuc@wszp.pl
- Site Name
- Warminsko-Mazurskie Centrum Chorob Pluc W Olsztynie
- Department Name
- Oddział Onkologii z Pododdziałem Chemioterapii
- Contact Person Name
- Jaroslaw Kolb-Sielecki
- Contact Person Email
- sekretariat@wmccp.pl
- Site Name
- Narodowy Instytut Onkologii Im. Marii Sklodowskiej-Curie Panstwowy Instytut Badawczy
- Department Name
- Klinika Nowotworow Pluca i Klatki Piersiowej
- Contact Person Name
- Dariusz Kowalski
- Contact Person Email
- paulina.kukwa@nio.gov.pl
- Site Name
- Krakowski Szpital Specjalistyczny Im. Sw. Jana Pawla II
- Department Name
- Oddział Kliniczny Chirurgii Klatki Piersiowej i Chirurgii Onkologicznej
- Contact Person Name
- Piotr Kocon
- Contact Person Email
- kaniutek98@gmail.com
- Site Name
- National Institute Of Tuberculosis And Lung Diseases (additional listing)
- Department Name
- III Klinika Chorób Płuc i Onkologii
- Contact Person Name
- Mateusz Polaczek
- Contact Person Email
- bk3@igichp.edu.pl
Sponsor
Primary sponsor
- Full Name
- Merck Sharp & Dohme LLC
- Organisation Type
- Pharmaceutical company
- Country Of Registered Address
- United States
Contract research organisations
- Name
- Parexel International Corp.
- Responsibilities
- EUB services (call center and medical services)
- Name
- Almac Clinical Technologies LLC
- Responsibilities
- sponsorDuties code: 3
- Name
- Icon (Lr) Limited
- Responsibilities
- sponsorDuties code: 4
- Name
- Bioclinica Inc.
- Responsibilities
- Central Imaging
- Name
- Eresearchtechnology Inc.
- Responsibilities
- sponsorDuties code: 7
- Name
- Fortrea Inc.
- Responsibilities
- sponsorDuties code: 1
- Name
- Hematogenix Laboratory Services LLC
- Responsibilities
- sponsorDuties code: 4
- Name
- Syneos Health Clinique Inc.
- Responsibilities
- sponsorDuties code: 4
Third parties
- {"country":"United States","full_name":"Parexel International Corp.","duties_or_roles":"EUB services (call center and medical services)","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Almac Clinical Technologies LLC","duties_or_roles":"sponsorDuties code: 3","organisation_type":"Pharmaceutical company"}
- {"country":"Ireland","full_name":"Icon (Lr) Limited","duties_or_roles":"sponsorDuties code: 4","organisation_type":"Non-Pharmaceutical company"}
- {"country":"United States","full_name":"Bioclinica Inc.","duties_or_roles":"Central Imaging","organisation_type":"Laboratory/Research/Testing facility"}
- {"country":"United States","full_name":"Eresearchtechnology Inc.","duties_or_roles":"sponsorDuties code: 7","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Fortrea Inc.","duties_or_roles":"sponsorDuties code: 1","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Hematogenix Laboratory Services LLC","duties_or_roles":"sponsorDuties code: 4","organisation_type":"Laboratory/Research/Testing facility"}
- {"country":"Canada","full_name":"Syneos Health Clinique Inc.","duties_or_roles":"sponsorDuties code: 4","organisation_type":"Hospital/Clinic/Other health care facility"}
Investigational products
- Investigational Product Name
- MK-1084
- Active Substance
- MK-1084
- Modality
- Small molecule
- Routes Of Administration
- ORAL USE
- Route
- Oral
- Authorisation Status
- Authorised
- Investigational Product Name
- MK-3475A
- Active Substance
- Pembrolizumab
- Modality
- Monoclonal antibody
- Routes Of Administration
- SUBCUTANEOUS
- Route
- Subcutaneous
- Authorisation Status
- Authorised
- Maximum Dose
- 7110 mg (max total amount field present in record)
- Investigational Product Name
- Placebo for MK-1084
- Modality
- Other
- Authorisation Status
- Not authorised/Placebo
- Investigational Product Name
- CARBOPLATIN
- Active Substance
- Carboplatin
- Modality
- Small molecule
- Routes Of Administration
- INTRAVENOUS INFUSION
- Route
- Intravenous infusion
- Authorisation Status
- Not authorised/auxiliary (prodAuthStatus 2)
- Investigational Product Name
- PEMETREXED DISODIUM
- Active Substance
- Pemetrexed disodium
- Modality
- Small molecule
- Routes Of Administration
- INTRAVENOUS INFUSION
- Route
- Intravenous infusion
- Authorisation Status
- Not authorised/auxiliary (prodAuthStatus 2)
- Investigational Product Name
- CISPLATIN
- Active Substance
- Cisplatin
- Modality
- Small molecule
- Routes Of Administration
- INTRAVENOUS INFUSION
- Route
- Intravenous infusion
- Authorisation Status
- Not authorised/auxiliary (prodAuthStatus 2)
- Combination Treatment
- Yes
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