New drug takes on KRAS: early trial launches for Hard-to-Treat cancers
NCT ID NCT04111458
First seen Jun 27, 2026 · Last updated Aug 05, 2026 · Updated 2 times
Summary
This early-stage study tests a new drug called BI 1701963, which blocks a cancer-driving protein called KRAS. It is given alone or with an approved drug, trametinib, to adults with advanced solid tumors that have a KRAS mutation and have not responded to prior chemotherapy. The main goals are to find a safe dose and see if the combination can shrink tumors.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- BI 1701963 (a KRAS-blocking drug) and trametinib (a MEK inhibitor)
- What this could lead to
- If it works, this could point toward a new treatment option for people with advanced cancers that have a KRAS mutation.
- What could go wrong
- This is a very early (Phase 1) trial testing a new drug in humans for the first time. The drug may not shrink tumors or could cause serious side effects. Success is far from guaranteed.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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71 people
The number who actually took part.
- Started
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Nov 2019
- Expected to finish
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Apr 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria: All parts * Previously-identified activating Kirsten rat sarcoma viral oncogene homologue (KRAS) mutation in tumour tissue or blood prior to screening * At least one target lesion that can be measured per Response Evaluation Criteria In Solid Tumours (RECIST) version 1.1. * Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. * Adequate organ function * Age ≥18 years of age, or over the legal age of consent as required by local legislation. * Signed and dated written informed consent in accordance with GCP and local legislation prior to admission to the trial. * Women of childbearing potential who are not surgically sterilized must have a negative serum pregnancy test completed during the Screening period * Further inclusion criteria apply Monotherapy and combination therapy dose escalation and monotherapy dose confirmation part \- Documented disease progression despite appropriate prior standard therapies or for whom no standard therapy exists for their tumour type and disease stage Combination dose confirmation and expansion cohort * Pathologically confirmed diagnosis of adenocarcinoma of the lung. Patients with mixed histology are eligible if adenocarcinoma is the predominant histology. * Locally advanced stage IIIb or metastatic stage IV Non-small cell lung cancer (NSCLC) * Patients must have received both chemotherapy and immunotherapy Exclusion criteria: All parts * Previous anticancer chemotherapy within 3 weeks of the first administration of trial drug. * Previous treatment with RAS, Mitogen-activated protein kinase (MAPK) or Son of sevenless 1 (SOS1) targeting agents * Major surgery performed within 4 weeks prior to start of treatment * Uncontrolled hypertension, congestive heart failure NYHA classification of ≥3, unstable angina or poorly controlled arrhythmia. Myocardial infarction within 6 months prior to start of treatment * Left ventricular ejection fraction (LVEF) \<50 % * Congenital long QT prolongation syndrome * Mean resting corrected QT interval (QTcF) \>470 msec * Leptomeningeal carcinomatosis * Presence or history of uncontrolled or symptomatic brain metastases * Known pre-existing interstitial lung disease * Known active hepatitis B infection (defined as presence of Hep B sAg and/or Hep B Deoxyribonucleic acid (DNA)), active hepatitis C infection (defined as presence of Hep C Ribonucleic acid (RNA)) * Active infectious disease * Any history or presence of uncontrolled gastrointestinal disorders that could affect the intake and/or absorption of the trial drug * History of retinal vein occlusion (RVO) or retinal pigment epithelial detachment (RPED) * Further exclusion criteria apply Combination part \- Hypersensitivity to any of the excipients listed in the current Summary of Product Characteristics (SmPC)/Package insert (PI) of trametinib
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Dana-Farber Cancer Institute
Boston, Massachusetts, 02215, United States
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Erasmus Medisch Centrum-ROTTERDAM-50697
Rotterdam, 3015 GD, Netherlands
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Levine Cancer Institute
Charlotte, North Carolina, 28204, United States
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Sarah Cannon Research Institute-Nashville-48456
Nashville, Tennessee, 37203, United States
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The University of Texas MD Anderson Cancer Center
Houston, Texas, 77030, United States
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Universitair Medisch Centrum Utrecht
Utrecht, 3584 CX, Netherlands
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Universitätsklinikum Frankfurt
Frankfurt am Main, 60590, Germany
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Universitätsklinikum Köln (AöR)
Cologne, 50937, Germany
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Two-Drug combo targets stubborn KRAS lung cancer
- Smaller chest drain may speed recovery after lung cancer surgery
- Gut bacteria may hold clues to why some cancer treatments work better
- Breath-Tracking sensor aims to sharpen lung cancer scans
- Can PET scan signals predict who beats lung cancer with immunotherapy?