Calderasib plus durvalumab in KRAS G12C NSCLC after chemo-radiation
Official title: A Phase 3, Randomized, Double-blind, Placebo- and Active-Comparator-Controlled Study of MK-1084 Plus Durvalumab Versus Placebo Plus Durvalumab in Participants With Locally Advanced, Unresected KRAS G12C-Mutant Non-Small Cell Lung Cancer Without Disease Progression Following Definitive Platinum-Based Chemoradiotherapy (KANDLELIT-015)
Run by Merck Sharp & Dohme LLC · NCT07554339 · Data updated 2026-11-12
This trial tests whether calderasib plus durvalumab can help people with locally advanced KRAS G12C NSCLC who have completed chemotherapy and radiation, compared with placebo plus durvalumab.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 310 (estimated) |
| Sponsor | Merck Sharp & Dohme LLC Industry-sponsored |
| Drugs / interventions | durvalumab, chemotherapy, immunotherapy, radiation |
| Locations | 115 sites (Savannah, Georgia and 114 other locations) |
| Status | Recruiting |
| Started | June 18, 2026 |
| Main results expected | December 15, 2032 |
| Study ends | August 17, 2037 |
| Registry record updated | November 10, 2026 |
| Trial ID | NCT07554339 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults with locally advanced, unresected Stage II to III NSCLC (nonsquamous) with KRAS G12C who completed definitive chemoradiotherapy and have adequate tumor tissue for biomarker testing.
✕Probably not a fit
Patients whose cancer does not respond to the combination or who experience unacceptable toxicity may not benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a Phase 3 interventional study in locally advanced, unresected NSCLC with KRAS G12C mutation. Participants have completed platinum-based chemoradiotherapy and will receive calderasib with durvalumab or placebo with durvalumab to see if the cancer stays under control longer. The study uses central testing of tumor samples for KRAS G12C and PD-L1, along with biomarker research. If eligible, participants must have stable HIV on ART or managed HBV/HCV as applicable. Primary goals focus on progression-free survival and overall survival.
Why it matters
Potential benefit: If successful, the combination could extend the time patients live without disease progression and possibly improve overall survival.
How similar studies have gone: Previous approaches in targeted KRAS G12C and immunotherapy combinations have shown signals of activity but results are still being established in this setting.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: The main inclusion criteria include but are not limited to the following: * Has a histological or cytological diagnosis of locally advanced, unresected Stage II (node-positive) to III non-small cell lung cancer (NSCLC) with predominantly nonsquamous histology. * Has completed definitive platinum-based concurrent chemoradiotherapy (CCRT) prior to enrollment, without disease progression. * Has provided a tumor tissue sample for central laboratory testing of Kirsten rat sarcoma G12C (KRAS G12C) status, programmed cell death ligand 1 (PD-L1) status, and biomarker research. * Tumor tissue sample has a demonstrated presence of KRAS G12C mutation and an evaluable PD-L1 status result. * If human immunodeficiency virus (HIV)-infected, has well-controlled HIV on antiretroviral therapy (ART). * If hepatitis B surface antigen (HBsAg)-positive, has undetectable hepatitis B virus (HBV) viral load and has received HBV antiviral therapy. * If has a history of hepatitis C virus (HCV) infection, has undetectable HCV viral load. * Has a body weight ≥35 kg. Exclusion Criteria: The main exclusion criteria include but are not limited to the following: * Has a diagnosis of small cell lung cancer or mixed tumors with small cell elements. * Has a gastrointestinal disorder affecting absorption or is unable to swallow orally administered medication. * Has active inflammatory bowel disease requiring immunosuppressive medication or previous clear history of inflammatory bowel disease. * Has uncontrolled, significant cardiovascular disease or cerebrovascular disease. * Is HIV-infected with a history of Kaposi's sarcoma and/or Multicentric Castleman's Disease. * Has received prior treatment (other than definitive CCRT) for NSCLC. * Has a known additional malignancy that is progressing or has required active treatment within the past 3 years. * Has an active autoimmune disease that has required systemic treatment in the past 2 years. * Has a history of, or has current, (noninfectious) pneumonitis/interstitial lung disease that required/requires steroids. * Has an active infection requiring systemic therapy. * Has a history of stem cell/solid organ transplant. * Has not adequately recovered from major surgery or has ongoing surgical complications.
Where it's running
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Low Country Cancer Care ( Site 0155)
Savannah, Georgia, United States Recruiting -
Duly Healthcare ( Site 0158)
Lisle, Illinois, United States Recruiting -
NHO Revive Research Institute LLC ( Site 0118)
Lincoln, Nebraska, United States Recruiting -
Rutgers Cancer Institute of New Jersey ( Site 0100)
New Brunswick, New Jersey, United States Recruiting -
New York Oncology Hematology P.C ( Site 9000)
Albany, New York, United States Recruiting -
WakeMed Raleigh Campus ( Site 0144)
Raleigh, North Carolina, United States Recruiting
Show 44 more locations
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Virginia Cancer Specialists ( Site 0114)
Fairfax, Virginia, United States Recruiting -
Instituto Alexander Fleming ( Site 0301)
Ciudad Autonoma de Buenos Aires., Buenos Aires, Argentina Recruiting -
Hospital Italiano de Buenos Aires. ( Site 0300)
Ciudad Autonoma de Buenos Aires, Buenos Aires, Argentina Recruiting -
Clinica Adventista Belgrano ( Site 0304)
Ciudad Autonoma de Buenos Aires, Buenos Aires, Argentina Recruiting -
Instituto de Investigaciones Clínicas Mar del Plata ( Site 0303)
Mar del Plata, Buenos Aires, Argentina Recruiting -
Hospital Britanico de Buenos Aires ( Site 0305)
Buenos Aires, Buenos Aires F.D., Argentina Recruiting -
Sanatorio Parque ( Site 0302)
Rosario, Santa Fe Province, Argentina Recruiting -
Northern Beaches Hospital ( Site 2401)
Frenchs Forest, New South Wales, Australia Recruiting -
Mater Misericordiae Limited ( Site 2402)
South Brisbane, Queensland, Australia Recruiting -
Princess Alexandra Hospital ( Site 2406)
Woolloongabba, Queensland, Australia Recruiting -
Frankston Hospital ( Site 2403)
Frankston, Victoria, Australia Recruiting -
CRIO - CENTRO REGIONAL INTEGRADO DE ONCOLOGIA ( Site 0406)
Fortaleza, Ceará, Brazil Recruiting -
AFECC ASSOCIACAO FEMININA EDUCACAO COMBATE CANCER ( Site 0416)
Vitória, Espírito Santo, Brazil Recruiting -
Irmandade da Santa Casa de Misericórdia de Porto Alegre ( Site 0415)
Porto Alegre, Rio Grande do Sul, Brazil Recruiting -
CEPON ( Site 0413)
Florianópolis, Santa Catarina, Brazil Recruiting -
Fundação Pio XII - Hospital de Câncer de Barretos ( Site 0401)
Barretos, São Paulo, Brazil Recruiting -
Anhui Provincial Cancer Hospital ( Site 2209)
Hefei, Anhui, China Recruiting -
Beijing Cancer hospital ( Site 2226)
Beijing, Beijing Municipality, China Recruiting -
Beijing Peking Union Medical College Hospital ( Site 2220)
Beijing, Beijing Municipality, China Recruiting -
Fujian Cancer Hospital ( Site 2232)
Fuzhou, Fujian, China Recruiting -
Zhongshan Hospital Affiliated to Xiamen University ( Site 2213)
Xiamen, Fujian, China Recruiting -
The First Affiliated Hospital of Xiamen University. ( Site 2239)
Xiamen, Fujian, China Recruiting -
The First Affiliated Hospital of Guangzhou Medical University ( Site 2211)
Guangzhou, Guangdong, China Recruiting -
The Second Affiliated Hospital of Guilin Medical University ( Site 2212)
Guilin, Guangxi, China Recruiting -
Guangxi Medical University Cancer Hospital ( Site 2202)
Nanning, Guangxi, China Recruiting -
Fourth Hospital of Hebei Medical University ( Site 2201)
Shijiazhuang, Hebei, China Recruiting -
Union Hospital Tongji Medical College Huazhong University of Science and Technology-Medical Oncology ( Site 2206)
Wuhan, Hubei, China Recruiting -
Hubei Cancer Hospital ( Site 2203)
Wuhan, Hubei, China Recruiting -
The Second Xiangya Hospital Of Central South University ( Site 2207)
Changsha, Hunan, China Recruiting -
Hunan Cancer Hospital ( Site 2214)
Changsha, Hunan, China Recruiting -
Nanjing Drum Tower Hospital ( Site 2224)
Nanjing, Jiangsu, China Recruiting -
Shandong Cancer Hospital ( Site 2200)
Jinan, Shandong, China Recruiting -
Shanghai Chest Hospital ( Site 2229)
Shanghai, Shanghai Municipality, China Recruiting -
Zhongshan Hospital affiliated to Fudan University ( Site 2215)
Shanghai, Shanghai Municipality, China Recruiting -
Fudan University Shanghai Cancer Center ( Site 2216)
Shanghai, Shanghai Municipality, China Recruiting -
Shanxi Provincial Cancer Hospital ( Site 2227)
Taiyuan, Shanxi, China Recruiting -
Sichuan Cancer hospital. ( Site 2218)
Chengdu, Sichuan, China Recruiting -
Chongqing University Cancer Hospital ( Site 2236)
Chongqing, Sichuan, China Recruiting -
Xinjiang Medical University Cancer Hospital - Urumqi ( Site 2225)
Ürümqi, Xinjiang, China Recruiting -
Zhejiang Cancer Hospital ( Site 2205)
Hangzhou, Zhejiang, China Recruiting -
Taizhou Hospital of Zhejiang Province ( Site 2223)
Linhai, Zhejiang, China Recruiting -
The First Affiliated Hospital of Wenzhou Medical University ( Site 2235)
Wenzhou, Zhejiang, China Recruiting -
CHU Bordeaux Haut-Leveque ( Site 1005)
Pessac, Gironde, France Recruiting -
Clinique Teissier Groupe ( Site 1006)
Valenciennes, Nord, France Recruiting
+65 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.