Study of BEBT-607 Tablets in The Treatment of Advanced or Metastatic Solid Tumors With KRAS G12C Mutation

NCT06117371 | Unknown Phase 1

• 1 other identifier: GBMT-607-P01
• Study Type: interventional
• Target: 126
• Locations: 1 country
• Sites: 1

Brief Summary

This is a two-phase, multicenter, open phase I clinical study, with phase Ia as dose escalation phase and phase Ib as dose expansion phase, to evaluate the safety tolerability and pharmacokinetic characteristics of BEBT-607 tablets in patients with advanced or metastatic solid tumors associated with KRAS G12C mutation. To evaluate the efficacy of BEBT-607 tablets in the treatment of patients with advanced or metastatic solid tumors with KRAS G12C mutation, and to determine the recommended dose (RP2D) for Phase II clinical trials of BEBT-607 tablets in patients with advanced or metastatic solid tumors with KRAS G12C mutation.

Conditions

Advanced or Metastatic Solid Tumor; KRAS G12C Mutation

Keywords

BEBT-607; Safety; Tolerance; effectiveness; Pharmacokinetics

Outcome Measures

Primary Outcomes (6)

• MTD

  Maximum tolerated dose

  Phase Ⅰa:Day 2 after the single dose phase, day 1, day 15, and day 28 of the first cycle of the continuous dose phase，assessed up to 4 weeks.

• DLT

  Dose-limiting toxicity

  Phase Ⅰa:Day 2 after the single dose phase, day 1, day 15, and day 28 of the first cycle of the continuous dose phase，assessed up to 4 weeks.

• RDE

  Expand the recommended dose

  Phase Ⅰa:Day 2 after the single dose phase, day 1, day 15, and day 28 of the first cycle of the continuous dose phase，assessed up to 4 weeks.

• AE

  Adverse event

  Phase Ⅰa:From the first administration of the study drug to 28 days after the last administration of the study drug.

• ORR

  Objective response rate

  Phase Ⅰb:Every 8 weeks，assessed up to 20 months.

• PR2D

  Recommended Phase II Dose

  Phase Ⅰb:Every 8 weeks，assessed up to 20 months.

Secondary Outcomes (10)

• PFS

  From date of administration until the date of first documented progression or date of death from any cause, whichever came first, assessed up to 24 months

• ORR

  Phase Ⅰa:Every 4 weeks，assessed up to 4 weeks.

• DOR

  Phase Ⅰa:Every 4 weeks，PhaseⅠb:Every 8 weeks，assessed up to 24 months.

• DCR

  Phase Ⅰa:Every 4 weeks，PhaseⅠb:Every 8 weeks，assessed up to 24 months.

• AE

  Phase Ⅰb:From the first administration of the study drug to 28 days after the last administration of the study drug.

Study Arms (9)

Monotherapy group 1

EXPERIMENTAL

BEBT-607 tablets, 100mg/day,50mg each time, are administered once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 2

EXPERIMENTAL

BEBT-607 tablets, 200mg/day,100mg each time, are administered once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 3

EXPERIMENTAL

BEBT-607 tablets, 300mg/day,150mg each time, are administered once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 4

EXPERIMENTAL

BEBT-607 tablets, 400mg/day,200mg each time, are administered once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 5

EXPERIMENTAL

BEBT-607 tablets, 600mg/day,300mg each time, are administered once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 6

EXPERIMENTAL

BEBT-607 tablets, 800mg/day,400mg each time, are administered once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 7

EXPERIMENTAL

BEBT-607 tablets, 300mg/day,150mg each time, are administered twice a day (only once on day 1 and day 28 of the first cycle), continuous administration for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 8

EXPERIMENTAL

BEBT-607 tablets, 400mg/day,200mg each time, are administered twice a day (only once on day 1 and day 28 of the first cycle), continuous administration for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Monotherapy group 9

EXPERIMENTAL

BEBT-607 tablets, 600mg/day,300mg each time, are administered twice a day (only once on day 1 and day 28 of the first cycle), continuous administration for 28 days. 28 days is as a treatment cycle.

Drug: BEBT-607Tablets

Interventions

BEBT-607Tablets DRUG

PhaseⅠa:100mg,200mg,300mg,400mg,600mg or 800mg/day,50mg,100mg,150mg,200mg,300mg or 400mg each time, once a day in the single administration phase and twice a day in the continuous administration phase (only once on the 28th day of the first cycle) for 28 days,28 days is as a treatment cycle. PhaseⅠb:300mg,400mg or 600mg/day, 150mg,200mg or 300mg each time,twice a day (only once on day 1 and day 28 of the first cycle), continuous administration for 28 days,28 days is as a treatment cycle.

Also known as: C200825009-FP

Monotherapy group 1; Monotherapy group 2; Monotherapy group 3; Monotherapy group 4; Monotherapy group 5; Monotherapy group 6; Monotherapy group 7; Monotherapy group 8; Monotherapy group 9

Eligibility Criteria

• Age: 18 Years+
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Age: ≥18 years old, gender unlimited.
• Patients with histologically confirmed locally advanced or metastatic solid tumors who have failed standard therapy, are intolerant to standard therapy, or have no standard therapy.
• A. For patients with Non Small Cell Lung Cancer(NSCLC), previous first-line treatment has failed (including chemotherapy or immunotherapy or targeted therapy).
• B. For patients with colorectal cancer, at least previously experienced a systemic treatment regimen (patients with colorectal cancer and high microsatellite instability must have received at least programmed death 1(PD-1) or programmed cell death-Ligand 1(PD-L1) therapy if clinically applicable).
• C. Patients with solid tumors other than NSCLC or colorectal cancer should have received at least systemic therapy and treatment failure.
• Patients with stage I b are required to have at least one measurable lesion as defined by Response Evaluation Criteria in Solid Tumors Version 1.1(RECIST1.1). Tumor lesions that have previously received radiotherapy or other local treatment are considered measurable lesions only if disease progression at the treatment site is clearly documented after completion of treatment.
• The ECOG score is 0-1, and there is no decline in physical agility in the two weeks before the first medication.
• Expected survival is at least 12 weeks.
• For patients with KRAS G12C mutation, previously confirmed genomic KRAS GI2C mutation results in tumor tissue specimens and hematological specimens were acceptable.
• Good organ and bone marrow function, provided no blood transfusion has been received within 14 days prior to the screening period, and these results should be completed within 7 days prior to initiation of study therapy:
• Bone marrow function should be satisfied: Absolute Neutrophil Count (ANC)≥1.5×10\^9/L; Platelet count (PLT)≥100×10\^9/L: hemoglobin (Hb)≥9g/dL.
• Renal function: serum creatinine (Cr)≤1.5 times the upper limit of normal or creatinine clearance ≥50ml/min as calculated using the Cockcroft-Gault formula.
• Liver function: Total bilirubin (TBIL)≤1.5×ULN(TBIL≤2.0×ULN for subjects with documented Gilbert syndrome or TBIL≤3.0×ULN for subjects with indirect bilirubin levels indicating the source of extrahepatic elevation); Alanine aminotransferase (ALT) and aspartate aminotransferase (AST)≤2.5×ULN(ALT and AST≤5×ULN if liver metastasis occurs).
• Coagulation function: prothrombin time (PT) or partial thromboplastin time (PTT)≤1.5× upper limit of normal (ULN), or international normalized ratio (INR)≤1.5 or within the target range (if prophylactic anticoagulant therapy is performed).
• Thyroid function: Thyroid function tests are normal or abnormally asymptomatic and do not require treatment.

You may not qualify if:

• Advanced patients with a short-term risk of life-threatening complications (patients with visceral crisis).
• Symptomatic or unstable central nervous system(CNS) metastasis, characterized by clinically symptomatic cerebral edema, spinal cord compression, cancerous meningitis, pia meningeal disease, and/or progressive growth. Stable is defined as: 1) seizure-free status continued for \>12 weeks with or without antiepileptic drugs; 2) glucocorticoids is not required; 3) Continuously multiple consecutive imaging examinations (scan interval of at least 8 weeks) showed a stable state.
• Known impairment of gastrointestinal (GI) function or Gl diseases that may significantly affect the absorption or metabolism of oral drugs.
• Patients who had major surgery (or planned major surgery during the study period), chemotherapy, radiation therapy, any investigational drug, or other anticancer therapy within 4 weeks prior to study entry.
• Known or suspected allergic symptoms to any component of BEBT-607 tablets.
• The patient received the following treatments in the 7 days prior to study beginning and plans to use the following drugs throughout the regimen: drugs known to be potent inhibitors/inducers of cytochrome P450 3A4(CYP3A4), cytochrome P450 2C8(CYP2C8), and cytochrome P450 2D6(CYP2D6); Drugs known to significantly lengthen the QT interval.
• At rest, QT interval (QTc)\>470msec(female) or \>450msec(male) of Fridericia's mean correction from 3 electrocardiogram (ECG) tests (only retest and take 3 mean corrections if the first ECG indicates QTc\>470msec(female) or \>450msec(male)); A history of long QT syndrome or a proven long QT synthesis Family history: Clinically significant history of ventricular arrhythmias, or current use of antiarrhythmic drugs or implantation of a defibrillation device for the treatment of ventricular arrhythmias.
• Uncontrolled electrolyte disturbances may affect the effect of QTc protractive drugs (e.g., hypocalcaemia \<1.0mmol/L, hypokalemia \< lower limit of normal).
• Prior combination of severe/unstable angina pectoris, persistent arrhythmia of NCI CTCAE version 5.0≥level 2, atrial fibrillation of any level, symptomatic congestive heart failure, cerebrovascular accident (including transient ischemic attack or symptomatic pulmonary embolism), myocardial infarction, or coronary/peripheral artery bypass graft within 6 months.
• Patients with stroke or other severe cerebrovascular disease in the 12 months prior to enrollment.
• Uncontrolled active severe infections and clinically significant active infections including hepatitis B (HBV), hepatitis C (HCV), known human immunodeficiency virus (HIV) or acquired immunodeficiency syndrome (AIDS) related diseases. Active hepatitis B is defined as positive for Hepatitis B surface antigen (HBsAg) and/or Hepatitis Be antigen (HBeAg) with HBV-DNA≥2000IU/ml(equivalent to 10\^4 copies /ml); Active hepatitis C is defined as HCV RNA above the upper limit of detection.
• There is a third space effusion that cannot be controlled by drainage or other methods (such as excessive pleural fluid and ascites).
• In the investigator's judgment, there are accompanying diseases of seriously patient's safety endangered or patients completing the study affected (such as uncontrolled hypertension, uncontrolled diabetes, severe autoimmune disease, uncontrolled interstitial pneumonia, and thyroid disease).
• Other severe acute or chronic medical or psychiatric conditions or abnormalities in laboratory tests that may increase the risk of participation in the study or increase the risks associated with the administration of study drugs, or interfere with the study results, and other conditions in which the investigator considers the patient to be unsuitable for participation in the study.
• Pregnant or lactating women. Defined as women in a state from conception to termination of pregnancy, identified by laboratory human chorionic gonadotropin (hCG) test within 7 days before the start of the study.

Sponsors & Collaborators

• BeBetter Med Inc: lead
• Xiangya Hospital of Central South University: collaborator

Study Sites (1)

Xiangya Hospital of Central South University

Changsha, Hunan, 410008, China

RECRUITING

MeSH Terms

Conditions

Neoplasm Metastasis

Condition Hierarchy (Ancestors)

Neoplastic Processes; Neoplasms; Pathologic Processes; Pathological Conditions, Signs and Symptoms

Study Officials

• Heli Liu, Ph.D

  Xiangya Hospital of Central South University

  PRINCIPAL INVESTIGATOR

Central Study Contacts

Kegang Jiang, Master

CONTACT

+86-18664786382; kjiang@bebettermed.com

Heli Liu, Ph.D

CONTACT

+86-13874967285; heliliu@csu.edu.cn

Study Design

• Study Type: interventional
• Phase: phase 1
• Allocation: NON RANDOMIZED
• Masking: NONE
• Purpose: TREATMENT
• Intervention Model: PARALLEL
• Sponsor Type: INDUSTRY
• Responsible Party: SPONSOR

Model Details: Phase Ⅰa: Six dose levels are carried out, and the initial dose of BEBT-607 tablets is set as 100mg/ day. The climbing study is carried out by accelerated titration method combined with "3+3" mode. Phase Ⅰb: According to the pharmacokinetics, safety, and preliminary efficacy results of phase Ⅰa , one to three cohorts with target dose or tumor species are selected for dose extension trial, in which participants receive continuous administration of the experimental drug BEBT-607 tablets until disease progression or toxicity became intolerable or patients stopped or died.

Study Record Dates

• First Submitted: October 24, 2023
• First Posted: November 7, 2023
• Study Start: September 4, 2023
• Primary Completion: May 1, 2025
• Study Completion: June 1, 2025
• Last Updated: November 7, 2023

Record last verified: 2023-11

Locations

CN (1)