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.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 348 (estimated) |
| Sponsor | Merck Sharp & Dohme LLC Industry-sponsored |
| Drugs / interventions | chemotherapy, radiation, pembrolizumab |
| Locations | 247 sites (Bakersfield, California and 246 other locations) |
| Status | Recruiting |
| Started | May 24, 2024 |
| Main results expected | January 24, 2028 |
| Study ends | February 18, 2031 |
| Registry record updated | November 10, 2026 |
| Trial ID | NCT06345729 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
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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
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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
- Study coordinator: Toll Free Number
- Email: Trialsites@msd.com
- Phone: 1-888-577-8839
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.