To Evaluate the Efficacy, Safety, Tolerability and Pharmacokinetic Profile of ABN401 in Patients With Advanced Solid Tumors Harboring c-MET Dysregulation

NCT ID: NCT05541822

Last Updated: 2025-05-22

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2

Total Enrollment

178 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-01-17

Study Completion Date

2029-02-28

Brief Summary

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ABN401-003 is a Phase 2 clinical study to assess efficacy, safety, tolerability and pharmacokinetic profile of ABN401 (vabametkib) in specific populations of advance solid tumors with c-MET alterations as monotherapy.

Detailed Description

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This study will start with one cohort and it will be a parallel cohort expansion study.

Conditions

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Advanced Solid Tumors

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Cohort 1: Vabametkib

Subjects will receive vabametkib 800 mg, monotherapy, administered orally once daily in 21-day cycles

Group Type EXPERIMENTAL

Vabametkib

Intervention Type DRUG

Tablets

Route of Administration: Oral

Cohort 2: Lazertinib & Vabametkib

Part 1 (Safety Run-in): Subjects will receive lazertinib 240 mg in combination with one of three assigned dose levels of vabametkib, administered orally once daily in 21-day cycles

Part 2 (Random Dose Optimization): A maximum of two vabametkib dose levels will be evaluated in this part. Patients will be randomized in 1:1 ratio to vabametkib dose level 1 (selected from Part 1) plus the determined dose of lazertinib or dose level 2 (selected from Part 1) plus the determined dose of lazertinib

Part 3 (Randomized Clinical Trial): Patients will be randomized in 1:1 ratio to optimized vabametkib dose (selected from Part 2) plus lazertinib or Standard of Care (SOC) arm. SOC arm will be decided by the time of Part 3 initiation

Group Type EXPERIMENTAL

Vabametkib

Intervention Type DRUG

Tablets

Route of Administration: Oral

Lazertinib

Intervention Type DRUG

Tablets

Route of Administration: Oral

Interventions

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Vabametkib

Tablets

Route of Administration: Oral

Intervention Type DRUG

Lazertinib

Tablets

Route of Administration: Oral

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Male or female ≥ 18 years of age or designated age of majority according to the regulatory authorities, whichever is higher.
2. Eastern Cooperative Oncology Group (ECOG) performance status (PS), 0 or 1.
3. Have a life expectancy of at least 3 months.
4. Diagnosis:

1. must have histologically or cytologically confirmed NSCLC, advanced, recurrent, or metastatic,
2. For Cohort 1: MET exon 14 skipping suspected by local or central biomarker assessment. \[local testing is accepted for eligibility; all patients will have confirmation by central laboratory, but this result is not necessary for eligibility; local molecular pathology result will suffice\]. This testing can be from archival or fresh tissue sample and/or blood specimen; any sample, any test positive subjects are eligible.
3. For Cohort 2:

* Non-squamous histology (confirmed by histology or cytology)
* EGFR mutation-positive including exon 19 deletions or exon 21 L858R as detected by an FDA-approved or other validated test in a CLIA certified laboratory (sites in the US) or an accredited local laboratory (sites outside of the US) in accordance with site standard of care. (Note: A copy of the test report documenting the EGFR mutation must be included in the participant records and it must be reviewed by the Medical monitor.)
* Radiological documentation of disease progression while on continuous treatment with the 1st line 3rd generation EGFR-TKI
* Prior objective clinical benefit defined by either partial or complete radiological response, or durable SD (SD should last \> 6 months) from the 1st line 3rd generation EGFR-TKI
* Interval between documentation of radiological progression of disease on the 1st line 3rd generation EGFR TKI and first dose of study drug should be ≤ 60 days
* MET amplification or overexpression from tumor sample collected following progression on 1st line 3rd generation EGFR-TKI • Amplification GCN ≥ 10 indicated by FISH (confirmed centrally, slides or image from local laboratory will be confirmed by the central pathologist) or NGS (confirmed either centrally or locally) • Overexpression indicated by IHC90+ (i.e. 3+ staining in ≥ 90% tumor cells by central test, if local IHC results are available, image from local laboratory will be confirmed by central pathologist. Despite the image submission, tissue unstained slides should be sent to central laboratory for confirmation of MET amplification or overexpression.)
5. Treatment experience

1. Cohort 1: Anti-tumor treatment naïve subject upon refusal to receive 1st line standard of care, or not tolerated to 1st line standard of care, or progressed after standard of care with no greater than 2 prior treatment regimens (neoadjuvant, adjuvant, and maintenance therapies do not qualify as separate treatment regimens).
2. Cohort 2: Progressed on prior the 1st line 3rd generation EGFR-TKI for the treatment of advanced/metastatic NSCLC
6. At least one measurable lesion per response evaluation criteria in solid tumors (RECIST) 1.1
7. While on study treatment and for 6 months after the last dose of study treatment, a patient must:

1. Not breast feed or be pregnant.
2. Not donate gametes (ie, eggs or sperm) or freeze for future use for the purpose of assisted reproduction.
3. Wear an external condom when engaging in any activity that allows for passage of ejaculate to another person.
4. If of childbearing potential

i. Have a negative highly sensitive (eg, beta-human chorionic gonadotropin \[β-hCG\]) pregnancy test at screening and within 72 hours before the first dose of study treatment, and agree to further pregnancy tests, ii. Practice at least 1 highly effective method of contraception; if oral contraceptives are used, a barrier method of contraception must also be used.

e. If a patient's partner is of childbearing potential, the participant must use a condom and partner of the participant must also be practicing a highly effective method of contraception. A vasectomized patient must still use a condom, but the partner is not required to use contraception.
8. Resolution of prior-therapy-related AEs (including immune-related AEs but excluding alopecia) to ≤ Grade 1 per CTCAE v 5.0, and no treatment for these AEs for at least 2 weeks prior to the time of enrollment. Alopecia, sensory neuropathy Grade ≤ 2, or other Grade ≤ 2 AEs not constituting a safety risk based on investigator's judgment are acceptable.
9. Adequate organ function as indicated by laboratory values.
10. Submit tissue and blood specimens.

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1. Cohort 1:

1. All patients should submit tumor tissue/block collected from fresh biopsy or have available archival formalin-fixed, paraffin-embedded tumor tissue specimen. The archival tissue must be:

* collected after progression from most recent prior systemic anti-cancer treatment, OR
* If an archival tissue collected after progression to the most recent systemic anti-cancer treatment is not available, tissue samples from previous lines of treatment are acceptable.

For fresh biopsied sample, core needle biopsy is permitted. Samples from fine-needle aspiration (FNA) is not acceptable unless the result of MET exon 14 skipping from local testing is available.
2. All patients must submit blood samples.
2. Cohort 2:

1. All patients should submit either fresh or archival tumor slides/block collected after progression from 1st line 3rd generation EGFR TKI. The archival tissue can be permitted ONLY IF it is collected after progression from 1st line 3rd generation EGFR TKI.
2. All patients should submit blood samples. 11. Able and willing to comply with the protocol and the restrictions and assessments therein.

Exclusion Criteria

1. Previous severe hypersensitivity reaction to any component of study drug(s).
2. Prior therapy

a. Previous treatment with c-MET inhibitors or hepatocyte growth factor (HGF)-targeting therapy.

b. For Cohort 2, prior chemotherapy for advanced, recurrent, or metastatic setting.
3. Genetic analysis results:

1. Cohort 1: Existing genetic data from the patient's tumor tissue showing known molecular alterations which would make them eligible for targeted therapies (e.g., EGFR mutations, ALK rearrangements, KRAS mutation, ROS1 translocation, BRAF mutation, RET alteration, and NTRK fusion, etc.).
2. Cohort 2: Patients with known molecular alterations that can't benefit from study medication (e.g., EGFR mutation known to be associated with the resistance to 3rd generation EGFR TKIs, such as C797X or insertion 20, ALK rearrangements, KRAS mutation, ROS1 translocation, BRAF mutation, RET alteration, and NTRK fusion, etc.).
4. Chronic inflammatory liver condition. History or clinical evidence of any significant liver or biliary pathology including cirrhosis, infectious disease, inflammatory conditions, steatosis, or cholangitis (including ascending cholangitis, primary sclerosing cholangitis, obstruction, perforation, fistula of biliary tract, spasm of sphincter of Oddi, biliary cyst or biliary atresia).
5. Past medical history of Interstitial Lung Disease (ILD)/pneumonitis, drug-induced or radiation ILD/pneumonitis that required steroid treatment or other immune suppressive agents, or evidence of current symptomatic interstitial lung disease or unexplained pulmonary symptoms indicative of ILD such dyspnea, cough, or fever.
6. Impairment of Gastrointestinal (GI) function or GI disease that may significantly alter the absorption of study drugs (e.g., ulcerative diseases, uncontrolled nausea, uncontrolled vomiting, uncontrolled diarrhea, or malabsorption syndrome)
7. Prior organ or stem cell transplant.
8. Known active infection with human immunodeficiency virus (HIV), human T-cell leukemia virus, type (HTLV-1), hepatitis B virus (HBV), or hepatitis C virus (HCV), unless the patients fall into below categories (patients fall into one of the a, b, c category are eligible to participate)

1. HIV

✓ CD4+ cells ≥ 350 cells/µL

✓ No history of AIDS

✓ No history of opportunistic infection in the past 12 months
2. HCV

✓ Undetectable viral load (Participants positive for hepatitis C antibody are eligible only if polymerase chain reaction is negative for hepatitis C RNA)
3. HBV ✓ Concurrent HBV treatment and undetectable viral load (Participants with a past or resolved hepatitis B infection defined as the presence of hepatitis B core antibody \[anti-HBc\] and absence of hepatitis B surface antigen are eligible)
9. Symptomatic ascites or pleural effusion, unless clinically stable for at least two weeks following treatment for these conditions (including therapeutic thoraco- or paracentesis).
10. Known active central nervous system (CNS) primary tumor or metastases and/or carcinomatous meningitis. Patients with previously treated brain metastases may participate provided they are clinically stable for at least 4 weeks prior to first dose of study medication(s), have no evidence of new or enlarging brain metastases and are off steroids for at least 15 days prior to first dose of study medication(s).
11. Presence or history of a malignant disease other than disease to be treated in current protocol that has been diagnosed and/or required therapy within the past 3 years. Exceptions to this exclusion include the following: completely resected basal cell and squamous cell skin cancers, indolent malignancies that currently do not require treatment, and completely resected carcinoma in situ of any type.
12. Active infection requiring therapy. However, subject with minor infections requiring oral antibiotics, (e.g., urinary tract infection, Upper respiratory tract infection, etc.) could be eligible based on investigator's judgement.
13. Use of systemic corticosteroids \> 10 mg/day prednisone or equivalent within 30 days or other immunosuppressive drugs within 30 days prior to first drug administration.
14. Patients receiving treatment with medications that meet one of the following criteria and that cannot be discontinued specified period prior to the start of treatment with study drug and for the duration of the study.

For Vabametkib (Wash-out: 1 week)

• Strong and moderate inhibitors/inducers of P-glycoprotein

• Strong and moderate inhibitors/inducers of CYP3A4

• Proton pump inhibitors (PPI)

• Potassium-competitive acid blockers For Lazertinib
* Strong and moderate CYP3A4 inducers
* Medications possibly prolong QT interval or induce Torsades de Pointes
15. Has received or will receive a live vaccine within 30 days prior to the first administration of study medication. Seasonal flu vaccine that does not contain live vaccine are permitted.
16. Received an investigational product (except for EGFR TKI in Cohort 2) or treated with an investigational device within 30 days prior to first study drug administration.
17. Has been receiving: radiotherapy, chemotherapy, or molecularly-targeted agents or tyrosine kinase inhibitors (except for EGFR TKI in Cohort 2) within 2 weeks (4 weeks in case of thoracic radiotherapy to lung fields) or 5 half-lives (whichever is longer) of the start of study treatment; immunotherapy/monoclonal antibodies within 3 weeks of the start of study treatment; nitrosoureas, antibody-drug conjugates, or radioactive isotopes within 6 weeks of the start of study treatment; 7-day washout is permitted for palliative radiation (i.e. limited field, ≤ 14-day course of radiotherapy) to non-CNS lesions.
18. History or clinical evidence of any surgical or medical condition which the investigator judges as likely to interfere with the results of the study or pose an additional risk in participating e.g., rapidly progressive or uncontrolled disease involving a major organ system-vascular, ophthalmologic, cardiac (clinically important abnormalities in rhythm, conduction or morphology of resting ECG, uncontrolled hypertension, uncontrolled symptomatic heart failure), pulmonary, gastrointestinal, gynecologic, hematologic, neurologic, neoplastic, renal, endocrine, autoimmune or an immunodeficiency, or clinically significant active psychiatric or abuse disorders.
19. Is a regular user (including "recreational use") of any illicit drugs or had a recent history (within the last year) of substance abuse (including alcohol).
20. Patients with a corrected QT interval (using Fridericia's correction formula) (QTcF) of \> 470 msec.
21. Any factors that increase the risk of QTc prolongation or risk of arrhythmic events such as, hypokalemia, congenital long QT syndrome, family history of long QT syndrome, or unexplained sudden death under 40 years of age in first degree relatives or any concomitant medications known to prolong QT interval or induce Torsades de Pointes.
22. Congestive heart failure (CHF), defined as New York Heart Association (NYHA) class III-IV or hospitalization for CHF (any NYHA class), within 6 months of randomization.
23. An active or past medical history of pericarditis, pericardial effusion that is clinically unstable, or myocarditis. Pericardial effusion considered due to the disease under study is permitted if clinically stable at Screening.
24. (for Cohort 2) Baseline LVEF either \<50% or below the lower limit of normal (LLN) per institutional guidelines, as assessed by screening echocardiogram or MUGA scan.
25. (for Cohort 2) Patients who have been receiving medications with potential for QT interval prolongation will be eligible only when the wash out period was finished.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Abion Inc

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Cancer Care of North Florida, PA (Lake City Cancer Care, LLC) - Medical Oncology

Lake City, Florida, United States

Site Status RECRUITING

Mid Florida Center

Orange City, Florida, United States

Site Status RECRUITING

The Henry Ford Cancer Institute

Detroit, Michigan, United States

Site Status NOT_YET_RECRUITING

The University of Texas MD Anderson Cancer Center

Houston, Texas, United States

Site Status RECRUITING

National Cancer Center

Goyang-si, Gyeonggi-do, South Korea

Site Status RECRUITING

Ajou University Hospital

Suwon, Gyeonggi-do, South Korea

Site Status RECRUITING

Boramae Medical Center

Dongjak, Seoul, South Korea

Site Status RECRUITING

Korea University Anam Hospital

Seoul, Seoul, South Korea

Site Status RECRUITING

Severance Hospital

Sinchon-dong, Seoul, South Korea

Site Status RECRUITING

Chungbuk National University Hospital

Cheongju-si, , South Korea

Site Status RECRUITING

Gachon University Gil Medical Center

Incheon, , South Korea

Site Status RECRUITING

Gyeongsang National University Hospital

Jinju, , South Korea

Site Status RECRUITING

Seoul National University Bundang Hospital

Seongnam-si, , South Korea

Site Status RECRUITING

Kangbuk Samsung Hospital

Seoul, , South Korea

Site Status RECRUITING

Asan Medical Center

Seoul, , South Korea

Site Status RECRUITING

Samsung Medical Center

Seoul, , South Korea

Site Status RECRUITING

The Catholic University of Korea, Seoul St Mary's Hospitals

Seoul, , South Korea

Site Status RECRUITING

The Catholic University of Korea St Vincents Hospital

Suwon, , South Korea

Site Status RECRUITING

China Medical University Hospital

Taichung, , Taiwan

Site Status RECRUITING

National Cheng Kung University Hospital

Tainan City, , Taiwan

Site Status RECRUITING

Chi Mei Hospital, Liouying

Tainan City, , Taiwan

Site Status RECRUITING

National Taiwan University Cancer Center (NTUCC)

Taipei, , Taiwan

Site Status RECRUITING

National Taiwan University Hospital

Taipei, , Taiwan

Site Status RECRUITING

Taipei Veterans General Hospital

Taipei, , Taiwan

Site Status RECRUITING

Countries

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United States South Korea Taiwan

Central Contacts

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Viki Kim

Role: CONTACT

82-2-6006-4767

Jeesun Kim

Role: CONTACT

82-2-6022-6428

Facility Contacts

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Waseemulla Khan

Role: primary

(386) 755-1655

Lilibeth Macias

Role: backup

(386) 755-1655 ext. 6200

Santosh Nair

Role: primary

(386) 538-3169

Kiran Penta

Role: backup

(386) 538-3169

Le Xiuning

Role: primary

(713) 561-2486

Patti Smithwick

Role: backup

(713) 561-2486

Ji-Youn Han

Role: primary

+82319201154

Ji Won Yoo

Role: backup

82-10-5620-5953

Yong Won Choi

Role: primary

82-31-219-4267

Yerim Jung

Role: backup

82-10-2465-5345

Jin-Soo Kim

Role: primary

82-2-870-3875

Youahn Seo

Role: backup

82-2-870-3875

Yoon Ji Choi

Role: primary

82-2-920-6079

Woo-seon Lim

Role: backup

82-2-920-6079

Hye Ryun Kim

Role: primary

82-2-2228-8173

Bo Hyun An

Role: backup

82-2-2228-8173

Ki Hyeong Lee

Role: primary

82-43-269-6015

Inyoung Jeong

Role: backup

82-10-5579-7261

Young Saing Kim

Role: primary

+82-10-3475-2435

Hyerim Choi

Role: backup

+82-10-9930-7579

Gyeong-won Lee

Role: primary

+82-55-750-9454

Soon Ha Kim

Role: backup

82-10-9079-8069

Yu Jung Kim

Role: primary

+82-31-787-7041

Bora Yoon

Role: backup

+82-10-2351-0197

Yun-Gyoo Lee

Role: primary

82-2-2001-1859

Nara Shin

Role: backup

82-10-6788-3022

Daeho Lee

Role: primary

+82230103214

Hajin Lee

Role: backup

82-10-4692-2292

Se-hoon Lee

Role: primary

+82234101132

SooJung Lee

Role: backup

+82-10-8906-9965

Jin-Hyoung Kang

Role: primary

+82225613238

Joo Yeon Kim

Role: backup

82-10-3537-3359

Byoung-Yong Shim

Role: primary

+82-31-249-8455

Yunhwa Kim

Role: backup

82-10- 2953- 5676

Te-Chun Hsia

Role: primary

+886 4-22065866

Shu Yin Liao

Role: backup

+886-972-723899

Chun-Hui Lee

Role: primary

+886 972-401657 ext. 3042

Pei-Hsuan Lin

Role: backup

+886-6-2353535 ext. 3042

Shang-Wen Chen

Role: primary

+886 6-6226999 ext. 73232

Olivia Chen

Role: backup

+886-6-6226999 ext. 73232

Yang Chih-Hsin

Role: primary

+886-2-23123456 ext. 67855

Ya-Ying Bai

Role: backup

+886-2-23123456 ext. 67855

Chih-Hsin Yang

Role: primary

+886 2-23123456 ext. 67511

Ya-Ying Bai

Role: backup

+886-2-23123456 ext. 67855

Yuh-Min Chen

Role: primary

+886 2-28757865

Yu-Ching Fang

Role: backup

+886-2-28712121 ext. 82872

Other Identifiers

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ABN401-003

Identifier Type: -

Identifier Source: org_study_id

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