New drug shows promise for rare lung cancer subtype
NCT ID NCT04919811
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This phase 2 trial is testing a drug called taletrectinib in 217 people with advanced or metastatic ROS1-positive non-small cell lung cancer and other solid tumors. The main goal is to see how well the drug shrinks tumors and to check its safety. Participants take the drug by mouth daily, and researchers track tumor response and side effects.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- taletrectinib (a targeted cancer drug)
- What this could lead to
- If successful, this could provide a new treatment option for people with ROS1-positive lung cancer that has spread or cannot be removed by surgery.
- What could go wrong
- This is a mid-stage trial with no placebo group, so results may not confirm real-world benefit. Side effects are possible, and the drug may not work for everyone.
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 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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217 people
The number who actually took part.
- Started
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Sep 2021
- Expected to finish
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Dec 2027
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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Accepted
You do not need to have the condition being studied to take part.
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: 1. Age ≥18 years (or ≥20 years as required by local regulations). 2. Histologically or cytologically confirmed diagnosis of locally advanced (including inoperable Stage IIIA or IIIB NSCLC) or metastatic NSCLC (Cohorts 1-3, 5) or other solid tumors including NSCLC patients ineligible for other cohorts (Cohort 4). 3. Evidence of ROS1 fusion by a validated assay as performed in Clinical Laboratory Improvement Amendments (CLIA)-certified or locally equivalent diagnostic laboratories. The molecular assays (i.e., Reverse Transcription Polymerase Chain Reaction \[RT-PCR\], Next-generation Sequencing \[NGS\]) are highly recommended. 4. Sufficient tumor tissue is required for patients in Cohort 1 and for TKI-naïve patients in Cohort 5 in order to perform confirmatory ROS1 fusion testing at the designated central laboratories. For patients in Cohort 1 and for TKI-naïve patients in Cohort 5, an archival tumor tissue specimen should be available and collected prior to enrollment. If archival tumor tissue is unavailable, then a fresh biopsy must be performed. Tumor tissue for patients in other cohorts is highly recommended, and tumor tissue obtained after progression on the most recent prior ROS1 TKI therapy in these cohorts is preferred. Cytology samples (e.g., pleural effusion cell pellets) may be acceptable for patients in Cohorts 2-4, and patients in Cohort 5 that received prior treatment with TKI(s) having ROS1 activity. 5. Patients with central nervous system (CNS) involvement, including leptomeningeal carcinomatosis, must be stable (either asymptomatic or previously treated and controlled are allowed: * Seizure prophylaxis is permitted with non-enzyme inducing anti-epileptic drugs (non-EIAEDs). * Corticosteroid treatment at a stable or decreasing dose within 7 days prior to the first dose of taletrectinib. * Whole brain radiation therapy (WBRT) must be completed at least 14 days and stereotactic radiotherapy, stereotactic radiosurgery, or gamma knife radiotherapy at least 7 days prior to enrollment; the patient must be clinically stable for 7 days according to investigator judgement prior to first dose of taletrectinib. 6. The patient can be either ROS1 TKI treatment naïve or treated with prior ROS1 TKI(s): o Cohort 1: Patients with locally advanced or metastatic ROS1-positive NSCLC. Systemic chemotherapy naïve or pretreated with 1 prior line of chemotherapy but never treated with any ROS1 TKI. o Cohort 2: Patients with locally advanced or metastatic ROS1-positive NSCLC. Prior treatment with 1 approved ROS1 TKI (crizotinib or entrectinib) and disease progression. The patient can be either chemotherapy naïve or has received 1 line of systemic chemotherapy for locally advanced or metastatic ROS1-positive NSCLC. * Cohort 3: Patients with locally advanced or metastatic ROS1-positive NSCLC. Prior treatment with ≥2 TKIs with ROS1 activity and disease progression. The patient can be either chemotherapy naïve or has received 1 line of systemic chemotherapy for locally advanced or metastatic ROS1-positive NSCLC, patients with known ROS1 resistant mutations are preferred. * Cohort 4: Patients with other ROS1-positive solid tumors, or NSCLC patients ineligible for Cohorts 1-3. Prior treatment with ≤3 TKIs with ROS1 activity. The patient can be either chemotherapy naïve or has received ≤2 lines of systemic chemotherapy for locally advanced or metastatic solid tumors. * Cohort 5: Patients with locally advanced or metastatic ROS1-positive NSCLC. The patient can be either chemotherapy naïve or has received ≤2 lines of systemic chemotherapy line of systemic chemotherapy for locally advanced or metastatic ROS1-positive NSCLC. ROS1-TKI-naïve or pretreated with TKI(s) having ROS1 activity. 7. At least 1 measurable disease per RECIST 1.1 as assessed by the investigator. 8. Eastern Cooperative Oncology Group Performance Status: 0 or 1. 9. Patient with a life expectancy ≥12 weeks based on the judgement of investigator. 10. Patients with adequate organ function meeting the following criteria: 1. Aspartate aminotransferase (AST) and alanine aminotransferase (ALT): ≤3.0 × upper limit of normal (ULN) (or ≤5.0 × ULN, for patients with concurrent liver metastases) 2. Serum total bilirubin: ≤1.5 × ULN (≤3.0 × ULN for patients with Gilbert syndrome or if liver function abnormalities are due to underlying malignancy) 3. Absolute neutrophil count: ≥1,500/μL 4. Platelet count: ≥100,000/μL 5. Hemoglobin: ≥9.0 g/dL 6. Serum creatinine ≤1.5 × ULN and estimated creatinine clearance (CLcr) ≥45 mL/min as calculated using the method standard for the institution (e.g., Cockcroft - Gault Equation) 11. Males and/or females who meet any of the following criteria: a. For males (irrespective of surgical sterilization \[vasectomy\]): agree to use effective contraception methods during the study intervention period and for at least 90 days after the last dose of investigational drug or agree with complete abstinence. b. Females without menses for at least 1 year prior to screening or documented to be surgically sterilized. Women of childbearing potential (WOCBP) must agree to use two concurrent highly effective methods of contraception or agree with complete abstinence from sexual intercourse since the informed consent until 45 days after the last dose of investigational drug. Usage of hormonotherapy for contraception should be recorded as well. 12. For all females of childbearing potential, a negative pregnancy test must be obtained within 7 days before starting study treatment. Female patients of non childbearing potential must meet at least 1 of the following criteria: ○ Achieved postmenopausal status, defined as follows: cessation of regular menses for at least 12 consecutive months with no alternative pathological or physiological cause; status may be confirmed with a serum follicle stimulating hormone (FSH) level confirming the postmenopausal state. ○ Have undergone a documented hysterectomy and/or bilateral oophorectomy. ○ Have medically confirmed ovarian failure. All other female patients (including female patients with tubal ligations) are considered to be of childbearing potential. 13. The patient is willing and capable to give written informed consent. 14. The patient is willing and capable to comply with the study scheduled visits, treatment plans, laboratory tests and other procedures. 15. The patient is willing and capable to comply with study site's COVID-19 policies. Exclusion Criteria 1. Treatment with small molecule anticancer therapy including other investigational agents or cytotoxic systemic anticancer therapy within 2 weeks (or 5 half-lives of the compound, whichever is shorter) prior to the first dose of taletrectinib; or treatment with monoclonal antibodies, including immune checkpoint inhibitors within 4 weeks before the first dose of taletrectinib. 2. Major surgical procedure, open biopsy, or significant traumatic injury ≤4 weeks before the first dose of taletrectinib. Note: Placement of vascular access device is not considered major surgery. Other minor surgical procedures, such as catheter placement or minimally invasive biopsy, are allowed. 3. Radiation outside the chest and brain \<7 days prior to C1D1. 4. Have been diagnosed with another primary malignancy other than NSCLC except for adequately treated non-melanoma skin cancer or cervical cancer in situ; definitively treated non-metastatic prostate cancer; or patients with another primary malignancy who are definitively relapse-free with at least 3 years elapsed since the diagnosis of the other primary malignancy. 5. Adverse events due to prior therapy are unresolved to ≤ CTCAE Grade 1 or has not returned to baseline, by the first dose of taletrectinib except for AEs not constituting a safety risk to the patient based on the judgment of investigators. 6. Patients with untreated spinal cord compression caused by tumor and/or cancerous meningitis. 7. History or evidence of interstitial fibrosis, interstitial lung disease or drug-induced pneumonitis (Excluding clinically insignificant or asymptomatic post radiation pneumonitis). 8. Any gastrointestinal disorders that may affect absorption of oral medications. 1\. 9. Active and clinically significant bacterial, fungal, or viral infection including hepatitis B virus (HBV), hepatitis C virus (HCV), or severe acute respiratory syndrome coronavirus 2 (SARS CoV 2), known human immunodeficiency virus (HIV) or acquired immunodeficiency syndrome (AIDS) related illness. Note that the following are permitted: ○ Patients treated for hepatitis C (HCV) or HIV with no detectable viral load; for at least 1 month prior to the first dose of taletrectinib. Note: caution with drug drug interactions of concomitant anti HIV agents and CYP3A substrates. ○ Patients with known hepatitis B (HBV) infections: * With past or resolved HBV infection (defined as the presence of hepatitis B core antibody \[HBcAb\] and absence of hepatitis B surface antigen \[HBsAg\]); or * With inactive HBV carrier state (defined as HBsAg positive, with normal ALT, and HBV DNA \<2,000 IU/mL or \<10,000 copies/mL). Note: Please consider that, for patients in an inactive HBV carrier state or with a resolved HBV infection, there may be a risk of HBV reactivation, and anti HBV prophylaxis should be considered. 10\. Clinically significant cardiovascular diseases within 3 months prior to the first dose of taletrectinib: myocardial infarction, severe/unstable angina, coronary/peripheral endovascular treatment, heart failure or cerebrovascular disorder including transient ischemic attack. 11\. Ongoing cardiac dysrhythmias of ≥ CTCAE Grade 2, uncontrolled atrial fibrillation of any grade, or QT interval corrected for heart rate by Fredericia's formula (QTcF) \>470 milliseconds, or symptomatic bradycardia \<45 beats per minute; patient has family or medical history of long QT syndrome. 12\. Pregnancy or lactation/breastfeeding. 13. Use of food or drugs that are known potent cytochrome P450 3A4/5 (CYP3A4/5) inhibitors or inducers or P-glycoprotein inhibitors or inducers within 14 days prior to the first dose of study treatment and while on treatment. 14\. Administration of agents with potential QT interval prolonging effect within 14 days prior to first dose of study treatment and while on treatment. 15\. Patients with other severe medical or mental diseases in whom the risk is increased by participation to the study or treatment with study treatment in the opinion of the investigator.
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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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AOU Cagliari- P.O. Policlinico Universitario Duilio Casula
Monserrato, 09042, Italy
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APHP- Hôpital Europeen Georges Pompidou (HEGP)
Paris, 75015, France
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Aichi Cancer Center Hospital
Nagoya, 464-8681, Japan
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Asan Medical Center
Seoul, 05505, South Korea
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Azienda Ospedaliera Universitaria- Università degli Studi della Campania
Naples, 80131, Italy
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Beijing Cancer Hospital
Beijing, Beijing Municipality, 100142, China
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Beverly Hills Cancer Center
Beverly Hills, California, 90211, United States
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CHU Grenoble Alpes- Hospital Michallon
La Tronche, 38700, France
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CHU Lyon - Hôpital Cardio-Vasculaire et Pneumologique Louis Pradel
Bron, France
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CHU Rennes - Hospital Pontchaillou
Rennes, 35033, France
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CHU de Poitiers Pole regional
Poitiers, 86000, France
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Cancer Specialists of North Florida
Jacksonville, Florida, 92868, United States
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Center for Cancer Research
Brick, New Jersey, 08724, United States
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Centre Léon Bérard
Lyon 08, 69373, France
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Centre d'Essais Précoces de Cancerologie de Marseille
Marseille, 13005, France
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Chonnam National University Hwasun Hospital
Hwasun, 58128, South Korea
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Cleveland Clinic Foundation
Cleveland, Ohio, 44195, United States
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Clinica Mi Tres Torres
Barcelona, 08017, Spain
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Fondazione IRCCS CA' Granda Ospedale Maggiore Policlinico
Milan, 20122, Italy
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Fondazione IRCCS Istituto Nazionale dei Tumori
Milan, 20133, Italy
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Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Roma, 00168, Italy
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Henan Cancer Hospital
Zhengzhou, China
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Hospital Clinico Universitario de Valencia
Valencia, 46010, Spain
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Hospital Quironsalud Barcelona
Barcelona, 08023, Spain
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Hospital Regional Universitario de Malaga
Málaga, 29010, Spain
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Hospital Universitari Vall d'Hebron
Barcelona, 08035, Spain
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Hospital Universitario 12 de Octubre
Madrid, 28041, Spain
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Hospital Universitario Clinico San Carlos
Madrid, 28040, Spain
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Hospital Universitario La Paz
Madrid, 28046, Spain
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Hospital Universitario Ramon y Cajal
Madrid, 28034, Spain
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Hospital Universitario Virgen Macarena
Seville, 41009, Spain
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Humanitas Istituto Clinico Catanese, Misterbinanoco
Catania, 95045, Italy
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Hunan Cancer Hospital
Changsha, China
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ICO l'Hospitalet - Hospital Duran i Reynals L'Hospitalet de Llobregat
Barcelona, 08908, Spain
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IEO Istituto Europeo di Oncologia
Milan, 20141, Italy
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Institut De Cancérologie De L'ouest
Saint-Herblain, 44805, France
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Institut Gustave Roussy
Saint-Herblain, 44805, France
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Institut Jean Godinot
Reims, 51726, France
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Instituto Valenciano de Oncologia IVO
Valencia, 46009, Spain
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Instytut Centrum Zdrowia Matki Polki
Lodz, Poland
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Istituto Tumori Giovanni Paolo II IRCCS Ospedale Oncologico
Bari, 70124, Italy
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Keck Medicine of University of Southern California
Los Angeles, California, 90089, United States
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Kindai University Hospital
Osaka, 589-8511, Japan
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Korea University Guro Hospital
Seoul, 08308, South Korea
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MD Anderson Cancer Center
Houston, Texas, 77030, United States
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MICS Centrum Medyczne Toruńa
Torun, 87-100, Poland
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Mayo Clinic
Rochester, Minnesota, 55902, United States
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McGill University Health Centre Research Institute
Montreal, Quebec, Canada
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Med-Polonia Sp. z o.o.
Poznan, 60-693, Poland
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Memorial Cancer Institute at Memorial Hospital East
Hollywood, Florida, 33021, United States
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Memorial Cancer Institute at Memorial Hospital West
Pembroke Pines, Florida, 33028, United States
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Moores Cancer Center at UC San Diego
La Jolla, California, 92037, United States
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National Cancer Center Hospital
Tokyo, 104-0045, Japan
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National Cancer Center Hospital East
Kashiwa, 104-0045, Japan
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National Hospital Organization Kyushu Cancer Center
Fukuoka, 811-1395, Japan
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Northwest Medical Specialties, PLLC
Tacoma, Washington, 98405, United States
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Ospedale San Raffaele
Milan, 20132, Italy
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Princess Margaret Cancer Centre
Toronto, Ontario, Canada
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Pusan National University Hospital
Busan, 49241, South Korea
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Pusan National University Yangsan Hospital
Gyeongsang, 999007, South Korea
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Renovatio Clinical
El Paso, Texas, 19915, United States
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Renovatio Clinical
The Woodlands, Texas, 77380, United States
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SCRI - Florida Cancer Specialists South
Fort Meyers, Florida, 33901, United States
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SCRI - Hematology Oncology Clinic
Baton Rouge, Louisiana, 70809, United States
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SCRI - Tennessee Oncology
Nashville, Tennessee, 37203, United States
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Sendai Kousei Hospital
Miyagi, 980-0873, Japan
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Shandong Cancer Hospital
Jinan, China
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Shanghai Pulmonary Hospital
Shanghai, Shanghai Municipality, 200433, China
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Shizuoka Cancer Center
Shizuoka, 411-8777, Japan
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Texas Oncology, P.A.
Dallas, Texas, 75246, United States
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The Cancer Institute Hospital of JFCR
Tokyo, 135-8550, Japan
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The First Affiliated Hospital of Zhengzhou University
Zhengzhou, Henan, 450052, China
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The Oncology Institute of Hope and Innovation
Glendale, California, 91204, United States
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UCI Medical Center
Orange, California, 92868, United States
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Ventura County Hematology-Oncology Specialists
Oxnard, California, 93030, United States
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West China Hospital
Chengdu, China
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Wuhan Union Hospital
Wuhan, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- 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
- First human test of BI 4060107 aims to find safe dose for Hard-to-Treat tumors
- Can PET scan signals predict who beats lung cancer with immunotherapy?