Clinical trial Recruiting at 188 sites Phase 3 Interventional Ages 18 and up

Combining MK-1084 and Pembrolizumab for Advanced Lung Cancer with Specific Genetic Mutations

Official title: A Phase 3, Randomized, Double-blind, Multicenter Study of MK-1084 in Combination With Pembrolizumab Compared With Pembrolizumab Plus Placebo as Firstline Treatment of Participants With KRAS G12C-Mutant, Locally Advanced or Metastatic NSCLC With PD-L1 TPS ≥50% (KANDLELIT-004)

Run by Merck Sharp & Dohme LLC · NCT06345729 · Data updated 2026-11-12

This study is testing if a new combination of two drugs, MK-1084 and pembrolizumab, can help people with advanced lung cancer who have specific genetic mutations live longer and feel better.

More Non-Small Cell Lung Cancer trials

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment348 (estimated)
SponsorMerck Sharp & Dohme LLC
Industry-sponsored
Drugs / interventionschemotherapy, radiation, pembrolizumab
Locations247 sites (Bakersfield, California and 246 other locations)
StatusRecruiting
StartedMay 24, 2024
Main results expectedJanuary 24, 2028
Study endsFebruary 18, 2031
Registry record updatedNovember 10, 2026
Trial IDNCT06345729 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include individuals with newly diagnosed Stage IV NSCLC who have the KRAS G12C mutation and PD-L1 expression in at least 50% of their tumor cells.

Probably not a fit

Patients without the KRAS G12C mutation or those with lower PD-L1 expression may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study evaluates the effectiveness and safety of MK-1084 in combination with pembrolizumab as a first-line treatment for patients with metastatic non-small cell lung cancer (NSCLC) who have the KRAS G12C mutation and a PD-L1 tumor proportion score of 50% or higher. The trial tests two main hypotheses: that the combination treatment improves progression-free survival and overall survival compared to a placebo plus pembrolizumab. Participants will be monitored for their response to treatment using established criteria for solid tumors.

Why it matters

Potential benefit: If successful, this treatment could significantly improve survival outcomes for patients with a specific type of advanced lung cancer.

How similar studies have gone: Other studies have shown promising results with similar immunotherapy approaches, indicating potential for success in this trial.

Who can join: the full rules

Show full inclusion / exclusion criteria
The main inclusion and exclusion criteria include but are not limited to the following:

Inclusion Criteria:

* Has histologically or cytologically confirmed diagnosis of non-small cell lung cancer (NSCLC)
* Has newly diagnosed Stage IIIB/IIIC NSCLC, not eligible for curative resection or curative chemotherapy/radiation as determined by a multidisciplinary tumor board and/or by radiation oncologist, surgeon, and medical oncologist or Stage IV (M1a, M1b, or M1c) by American Joint Committee on Cancer (AJCC) Staging Manual, Version 8
* Provides an archival tumor sample (≤5 years) or newly obtained core, incisional, or excisional biopsy or fine needle aspirate (FNA) of a tumor lesion, not previously irradiated to enable central laboratory testing of kirsten rat sarcoma (KRAS) G12C mutation status, programmed cell death ligand 1 (PD-L1) status, and biomarker research
* If have had adverse events (AEs) due to previous anticancer therapies, must have recovered to \< Grade 1 or baseline
* If human immunodeficiency virus (HIV)-infected, must have well controlled HIV on antiretroviral therapy (ART)
* If Hepatitis B surface antigen (HBsAg) positive, have received Hepatitis B Virus (HBV) antiviral therapy for at least 4 weeks, and have undetectable HBV viral load
* If a participant has a history of Hepatitis C virus (HCV) infection, HCV viral load is undetectable

Exclusion Criteria:

* Has diagnosis of small cell lung cancer. For mixed tumors, if small cell elements are present, the participant is ineligible
* Has active inflammatory bowel disease requiring immunosuppressive medication or previous clear history of inflammatory bowel disease
* Has known history of, or active, neurologic paraneoplastic syndrome
* Has an active infection requiring systemic therapy, with exceptions
* Has uncontrolled, significant cardiovascular disease or cerebrovascular disease
* Has received prior systemic anticancer therapy for their locally advanced or metastatic NSCLC
* Has received radiation therapy to the lung that is \>30 Gray within 6 months of start of study intervention
* Has received radiotherapy to non-central nervous system (CNS) disease within 2 weeks of start of study intervention. Participants must have recovered from all radiation-related toxicities, not required corticosteroids, and not have had radiation pneumonitis
* Has known active CNS metastases and/or carcinomatous meningitis
* Known additional malignancy that is progressing or has required active treatment within the past 3 years
* Has active autoimmune disease that has required systemic treatment in the past 2 years
* Has history of (noninfectious) pneumonitis/interstitial lung disease that required steroids or has current pneumonitis/interstitial lung disease
* Is HIV-infected and has a history of Kaposi's sarcoma and/or Multicentric Castleman's Disease
* Has history of allogenic tissue/solid organ transplant
* Has not fully recovered from any effects of major surgical procedure

Where it's running

  • CBCC Global Research, Inc. ( Site 0123)
    Bakersfield, California, United States
    Recruiting
  • Beverly Hills Cancer Center ( Site 0116)
    Beverly Hills, California, United States
    Recruiting
  • Stamford Hospital ( Site 0136)
    Stamford, Connecticut, United States
    Recruiting
  • Orchard Healthcare Research Inc. ( Site 0115)
    Skokie, Illinois, United States
    Recruiting
  • Truman Medical Center ( Site 0126)
    Kansas City, Missouri, United States
    Recruiting
  • Cox Medical Center North ( Site 0133)
    Springfield, Missouri, United States
    Recruiting
Show 44 more locations
  • St. Vincent Frontier Cancer Center-Research ( Site 0105)
    Billings, Montana, United States
    Recruiting
  • New York Oncology Hematology, P.C. ( Site 0132)
    Albany, New York, United States
    Recruiting
  • University of Cincinnati Medical Center-University of Cincinnati Cancer Center ( Site 0103)
    Cincinnati, Ohio, United States
    Recruiting
  • Lancaster General Hospital - Ann B Barshinger Cancer Institute ( Site 0134)
    Lancaster, Pennsylvania, United States
    Recruiting
  • Oncology Consultants P.A. ( Site 0113)
    Houston, Texas, United States
    Recruiting
  • Circuit Clinical/SSM Health Dean Medical Group ( Site 0129)
    Madison, Wisconsin, United States
    Recruiting
  • Centro de Oncología e Investigación de Buenos Aires ( Site 0308)
    Berazategui, Buenos Aires, Argentina
    Recruiting
  • Centro Oncologico Korben ( Site 0304)
    Caba, Buenos Aires, Argentina
    Recruiting
  • Instituto de Investigaciones Clínicas Mar del Plata ( Site 0300)
    Mar del Plata, Buenos Aires, Argentina
    Recruiting
  • Clinica Viedma S. A ( Site 0307)
    Viedma, Río Negro Province, Argentina
    Recruiting
  • Fundacion Estudios Clinicos ( Site 0306)
    Rosario, Santa Fe Province, Argentina
    Recruiting
  • Sanatorio Parque ( Site 0301)
    Rosario, Santa Fe Province, Argentina
    Recruiting
  • Chris O'Brien Lifehouse ( Site 3000)
    Camperdown, New South Wales, Australia
    Recruiting
  • Cancer Care Service Hervey Bay ( Site 3003)
    Urraween, Queensland, Australia
    Recruiting
  • Frankston Hospital ( Site 3002)
    Frankston, Victoria, Australia
    Recruiting
  • One Clinical Research ( Site 3001)
    Nedlands, Western Australia, Australia
    Recruiting
  • Medizinische Universität Graz-Klinische Abteilung für Pulmonologie ( Site 2401)
    Graz, Styria, Austria
    Recruiting
  • Klinik Floridsdorf-Abteilung für Innere Medizin und Pneumologie ( Site 2400)
    Vienna, Austria
    Recruiting
  • Hospital Mario Penna ( Site 0436)
    Belo Horizonte, Minas Gerais, Brazil
    Recruiting
  • Hospital de Câncer de Recife ( Site 0447)
    Recife, Pernambuco, Brazil
    Recruiting
  • Liga Norte Riograndense Contra o Câncer ( Site 0439)
    Natal, Rio Grande do Norte, Brazil
    Recruiting
  • Hospital de Caridade de Ijuí ( Site 0438)
    Ijuí, Rio Grande do Sul, Brazil
    Recruiting
  • Hospital de Clínicas de Passo Fundo ( Site 0442)
    Passo Fundo, Rio Grande do Sul, Brazil
    Recruiting
  • Irmandade da Santa Casa de Misericórdia de Porto Alegre-Centro Multidisciplinar de Pesquisa Clínica ( Site 0435)
    Porto Alegre, Rio Grande do Sul, Brazil
    Recruiting
  • Fundação Pio XII - Hospital de Câncer de Barretos-Unidade de Pesquisa Clínica ( Site 0437)
    Barretos, São Paulo, Brazil
    Recruiting
  • Instituto Nacional de Câncer - INCA ( Site 0446)
    Rio de Janeiro, Brazil
    Recruiting
  • Americas ( Site 0431)
    Rio de Janeiro, Brazil
    Recruiting
  • MBAL Uni Hospital-Department of Medical Oncology ( Site 1000)
    Panagyurishte, Pazardzhik, Bulgaria
    Recruiting
  • Multiprofile Hospital for Active Treatment SerdikaМЕD EOOD-Second Department of Medical Oncology ( Site 1002)
    Sofia, Sofia (stolitsa), Bulgaria
    Recruiting
  • MHAT - Heart and Brain ( Site 1006)
    Pleven, Bulgaria
    Recruiting
  • Medical Center Futuremeds ( Site 1007)
    Plovdiv, Bulgaria
    Recruiting
  • Complex Oncology Center - Plovdiv EOOD ( Site 1003)
    Plovdiv, Bulgaria
    Recruiting
  • CancerCare Manitoba ( Site 0210)
    Winnipeg, Manitoba, Canada
    Recruiting
  • QEII Health Sciences Centre - Victoria General Site-Dept. of Medical Oncology ( Site 0208)
    Halifax, Nova Scotia, Canada
    Recruiting
  • Hamilton Health Sciences-Juravinski Cancer Centre ( Site 0205)
    Hamilton, Ontario, Canada
    Recruiting
  • Sunnybrook Research Institute ( Site 0206)
    Toronto, Ontario, Canada
    Recruiting
  • St. Marys Hospital Center ( Site 0204)
    Montreal, Quebec, Canada
    Recruiting
  • Centre integre universitaire de sante et de services sociaux de la Mauricie-et-du-centre-du-quebec ( Site 0207)
    Trois-Rivières, Quebec, Canada
    Recruiting
  • Clinica Universidad Catolica del Maule-Oncology ( Site 0500)
    Talca, Maule Region, Chile
    Recruiting
  • Orlandi Oncologia-Oncology ( Site 0503)
    Santiago, Region M. de Santiago, Chile
    Recruiting
  • FALP-UIDO ( Site 0501)
    Santiago, Region M. de Santiago, Chile
    Recruiting
  • Centro de Oncología de Precisión ( Site 0502)
    Santiago, Region M. de Santiago, Chile
    Recruiting
  • Bradfordhill-Clinical Area ( Site 0504)
    Santiago, Region M. de Santiago, Chile
    Recruiting
  • Sociedad De Oncología y Hematología Del Cesar SAS ( Site 4000)
    Valledupar, Cesar Department, Colombia
    Recruiting

+197 more sites. See ClinicalTrials.gov for the full list.

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.