MedPath

KO-2806 Monotherapy and Combination Therapies in Advanced Solid Tumors

Phase 1
Recruiting
Conditions
Solid Tumors With HRAS Alterations
Non Small Cell Lung Cancer (NSCLC)
Colorectal Cancer (CRC)
Pancreatic Ductal Adenocarcinoma (PDAC)
Clear Cell Renal Cell Carcinoma (ccRCC)
Renal Cell Carcinoma (Kidney Cancer)
Interventions
Registration Number
NCT06026410
Lead Sponsor
Kura Oncology, Inc.
Brief Summary

This first-in-human (FIH) dose-escalation and dose-validation/expansion study will assess KO-2806, a farnesyl transferase inhibitor (FTI), as a monotherapy and in combination, in adult patients with advanced solid tumors.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
270
Inclusion Criteria
  • At least 18 years of age.

  • Histologically or cytologically confirmed advanced solid tumors

    • Arm #1 (Monotherapy): HRAS-mutant and/or amplified tumors (any solid tumor type); HRAS overexpression (only for HNSCC tumors); KRAS and/or NRAS, and/or HRAS-mutant and/or amplified NSCLC or CRC; KRAS-mutant and/or amplified PDAC
    • Arm #2 (Combination): Must have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic RCC
    • Arm #3 (Combination): Must have KRAS G12C-mutant locally advanced or metastatic NSCLC, CRC, or PDAC and have received at least 1 prior systemic therapy for advanced or metastatic disease
  • Measurable disease by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.

  • Karnofsky Performance Status of 70 or higher with no clinically significant deterioration over the previous 2 weeks.

  • Acceptable liver, renal, endocrine, and hematologic function.

  • Other protocol-defined inclusion criteria may apply.

Exclusion Criteria
  • Ongoing treatment with certain anticancer agents.
  • Prior treatment with an FTI or HRAS inhibitor.
  • Major surgery, other than local procedures, within 28 days prior to Cycle 1 Day 1, without complete recovery.
  • Spinal cord compression, leptomeningeal disease, or clinically active CNS metastases.
  • Toxicity (excluding alopecia) from prior therapy that has not been completely resolved to baseline at the time of consent.
  • Active or prior documented autoimmune or inflammatory disorders within the past 5 years prior to Cycle 1 Day 1 (with exceptions).
  • Active, uncontrolled bacterial, viral, or fungal infections requiring systemic therapy.
  • Inability to swallow, impairment of gastrointestinal (GI) function or GI disease that may significantly alter the absorption of the trial drugs.
  • Inadequate cardiac and/or vascular function, including receipt of treatment for unstable angina, myocardial infarction, and/or cerebro-vascular attack within the prior 6 months, mean QTcF ≥470 ms, or Class II or greater congestive heart failure.
  • Other invasive malignancy within 2 years.
  • Other protocol-defined exclusion criteria may apply.

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
Arm #1: RAS-altered advanced solid tumorsKO-2806Patients with advanced solid tumors and the following: * HRAS-mutant and/or amplified tumors (any solid tumor type) * HRAS overexpression (only for HNSCC tumors) * KRAS and/or NRAS and/or HRAS-mutant and/or amplified for NSCLC or CRC * KRAS-mutant and/or amplified PDAC
Arm #2: Advanced or metastatic RCCKO-2806Patients who have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic RCC
Arm #2: Advanced or metastatic RCCCabozantinibPatients who have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic RCC
Arm #3: Advanced or metastatic NSCLC, CRC, or PDACKO-2806Patients with KRAS G12C-mutant locally advanced or metastatic NSCLC, CRC, or PDAC who have received at least 1 prior systemic therapy for advanced or metastatic disease
Arm #3: Advanced or metastatic NSCLC, CRC, or PDACAdagrasibPatients with KRAS G12C-mutant locally advanced or metastatic NSCLC, CRC, or PDAC who have received at least 1 prior systemic therapy for advanced or metastatic disease
Primary Outcome Measures
NameTimeMethod
Rate of dose-limiting toxicities (DLTs)DLTs will be evaluated during the first 28 days of KO-2806 treatment (dose escalation)
Descriptive statistics of adverse eventsFirst dose of KO-2806 up to and including 28 days after last dose of KO-2806, or if the patient is lost to follow-up, whichever comes first (dose escalation)

NCI-CTCAE v5.0

Overall Response Rate (ORR)Up to an estimated period of 24 months (dose expansion)

Assessed per RECIST v1.1

Secondary Outcome Measures
NameTimeMethod
Rate of dose-limiting toxicities (DLTs)DLTs will be evaluated during the first 28 days of KO-2806 treatment (dose expansion)
Descriptive statistics of adverse eventsFirst dose of KO-2806 up to and including 28 days after last dose of KO-2806, or if the patient is lost to follow-up, whichever comes first (dose expansion)

NCI-CTCAE v5.0

Objective Response Rate (ORR)Up to an estimated period of 24 months (dose escalation)

Assessed per RECIST v1.1

Disease control rate (DCR)Up to an estimated period of 24 months (dose escalation and expansion)

Assessed per RECIST v1.1

Duration of response (DoR)Up to an estimated period of 24 months (dose escalation and expansion)

Assessed per RECIST v1.1

Progression-Free Survival (PFS)Up to an estimated period of 24 months (dose escalation and expansion)

Assessed per RECIST v1.1

Overall Survival (OS)Up to an estimated period of 24 months (dose escalation and expansion)

Assessed per RECIST v1.1

AUClastCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Area under the curve from time zero to last measurable concentration for KO-2806 (in the absence and presence of food) and combination agent.

AUC0-infCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Area under the curve from time zero to infinity post administration for KO-2806 (in the absence and presence of food) and combination agent

CmaxCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Maximum plasma concentration (Cmax) of KO-2806 (in the absence and presence of food) and the combination agent

CminCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Minimum plasma concentration (Cmin) of KO-2806 (in the absence and presence of food) and the combination agent

TmaxCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Time to maximal concentration (Tmax) of KO-2806 (in the absence and presence of food) and the combination agent

Estimated terminal elimination rate constant (λz)Cycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Estimated terminal elimination rate constant of KO-2806 and the combination agent

t1/2Cycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Half-life (t1/2) of KO-2806 (in the absence and presence of food) and the combination agent

CL/FCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Total apparent clearance (CL/F) of KO-2806 and the combination agent

Vd/FCycle 1. Each cycle is 28 days. (Dose escalation and dose expansion).

Total apparent volume of distribution (Vd/F) of KO-2806 and the combination agent

QTcFUp to day 7 following first dose of KO-2806 and adagrasib. Dose escalation and dose expansion.

QT interval corrected for heart rate (HR) using Fridericia's formula (QTcF) for KO-2806 monotherapy and in combination

KO-2806 plasma concentration measurementsUp to day 28 following first dose of KO-2806 and adagrasib. Dose escalation and dose expansion.
Amount of KO-2806 excretion in urineUp to 24 hours following first dose of KO-2806. Dose escalation.
CLr of KO-2806 excretion in urineUp to 24 hours following first dose of KO-2806. Dose escalation.

Renal clearance of KO-2806 excretion in urine

Trial Locations

Locations (14)

Rutgers Cancer Institute of New Jersey

🇺🇸

New Brunswick, New Jersey, United States

University of Southern California

🇺🇸

Los Angeles, California, United States

Cedars-Sinai Medical Center

🇺🇸

Los Angeles, California, United States

UCLA Department of Medicine

🇺🇸

Los Angeles, California, United States

Sarah Cannon Research Institute at HealthONE

🇺🇸

Denver, Colorado, United States

AdventHealth Celebration

🇺🇸

Celebration, Florida, United States

Florida Cancer Specialists

🇺🇸

Sarasota, Florida, United States

University of Iowa Hospitals & Clinics

🇺🇸

Iowa City, Iowa, United States

Dana-Farber Cancer Institute

🇺🇸

Boston, Massachusetts, United States

Washington University School of Medicine

🇺🇸

Saint Louis, Missouri, United States

OU Stephenson Cancer Center

🇺🇸

Oklahoma City, Oklahoma, United States

SCRI - Oncology Partners

🇺🇸

Nashville, Tennessee, United States

MD Anderson Cancer Center

🇺🇸

Houston, Texas, United States

University of Wisconsin (Carbone Cancer Center)

🇺🇸

Madison, Wisconsin, United States

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