Trial0

Clinical trial · NCT06026410 · RECRUITING · PHASE1

KO-2806 Monotherapy and Combination Therapies in Advanced Solid Tumors

Sponsor: Kura Oncology, Inc.

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Summary

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

Interventions

  • Darlifarnib · DRUG

    Oral administration

  • Cabozantinib · DRUG

    Oral administration

  • Adagrasib · DRUG

    Oral administration

Published eligibility criteria

Verbatim from the registry. Only the site can decide how these apply to a specific patient.

Inclusion Criteria:

* At least 18 years of age.
* Histologically or cytologically confirmed advanced solid tumors

  * Arm #1 (KO-2806 monotherapy): Patients who have progressed on, or are refractory to, standard of care (SOC) treatments with advanced solid tumors, specifically: 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): Patients who have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic RCC with predominantly clear cell subtype; non-clear cell RCC patients who are either treatment-naïve or have received any prior systemic treatment for locally advanced and metastatic RCC.
  * Arm #3 (Combination): Patients who have received at least 1 prior systemic therapy including available approved SOC treatments for KRAS G12C-mutant locally advanced or metastatic NSCLC, CRC, or PDAC.
  * Arm #4 (Combination): Patients must be cabozantinib-naïve and have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic ccRCC, but no more than 3 prior systemic anticancer therapies.
  * Arm #5 (Cabozantinib monotherapy): Patients must be cabozantinib-naïve and have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic ccRCC, but no more than 3 prior systemic anticancer therapies.
  * Arm #6 (Cabozantinib rollover to combination): Patients must be cabozantinib-naïve and have received at least 1 prior systemic therapy with IO-based treatment for locally advanced or metastatic ccRCC, but no more than 3 prior systemic anticancer therapies.
  * Arm #7 (Combination): Patients who have received at least 1 prior systemic therapy including available approved SOC treatments for KRAS G12C-mutant locally advanced or metastatic NSCLC
* 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:

* Any use of anticancer therapy within 14 days or 5 half-lives (whichever is shorter) of Cycle 1 Day 1.
* 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 cerebrovascular 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.

Sites (38)

  • Mayo Clinic Comprehensive Cancer Center, Phoenix, Arizona · RECRUITING
  • University of Arizona, Tucson, Arizona · RECRUITING
  • University of Southern California, Los Angeles, California · RECRUITING
  • Cedars-Sinai Medical Center, Los Angeles, California · RECRUITING
  • UCLA Department of Medicine, Los Angeles, California · RECRUITING
  • Sarah Cannon Research Institute at HealthONE, Denver, Colorado · RECRUITING
  • AdventHealth Celebration, Celebration, Florida · RECRUITING
  • Mayo Clinic Comprehensive Cancer Center, Jacksonville, Florida · RECRUITING
  • Florida Cancer Specialists, Sarasota, Florida · RECRUITING
  • University of Iowa Hospitals & Clinics, Iowa City, Iowa · RECRUITING
  • Dana-Farber Cancer Institute, Boston, Massachusetts · RECRUITING
  • Henry Ford Health System, Detroit, Michigan · RECRUITING
  • Mayo Clinic Comprehensive Cancer Center, Rochester, Minnesota · RECRUITING
  • Washington University School of Medicine, St Louis, Missouri · RECRUITING
  • Rutgers Cancer Institute of New Jersey, New Brunswick, New Jersey · RECRUITING
  • Ohio State University, Columbus, Ohio · RECRUITING
  • OU Stephenson Cancer Center, Oklahoma City, Oklahoma · RECRUITING
  • UPMC Hillman Cancer Center, Pittsburgh, Pennsylvania · RECRUITING
  • SCRI - Oncology Partners, Nashville, Tennessee · RECRUITING
  • UT Southwestern Simmons Cancer Center, Dallas, Texas · RECRUITING
  • MD Anderson Cancer Center, Houston, Texas · RECRUITING
  • University of Wisconsin (Carbone Cancer Center), Madison, Wisconsin · RECRUITING
  • Centre Leon Berard, Lyon, France · RECRUITING
  • Oncologie médicale - Pitié-Salpêtrière, Paris, France · RECRUITING
  • Hopital Européen Georges Pompidou, Paris, France · RECRUITING
  • Institut Universitaire du Cancer Toulouse - Oncopole, Toulouse, France · RECRUITING
  • Charité - Universitätsmedizin Berlin, Berlin, Germany · RECRUITING
  • Universitätsklinikum Ulm, Ulm, Germany · RECRUITING
  • Universitätsklinikum Würzburg, Würzburg, Germany · RECRUITING
  • Azienda Ospedaliera Universitaria Policlinico Sant'Orsola Malpighi IRCCS, Bologna, Italy · RECRUITING
  • Fondazione Piemonte per l'Oncologia - IRCCs Candiolo, Candiolo, Italy · RECRUITING
  • Istituto Nazionale Tumori IRCCS, Naples, Italy · RECRUITING
  • Humanitas University, Rozzano, Italy · RECRUITING
  • AOU Verona - Centro Ricerche Cliniche di Verona, Verona, Italy · RECRUITING
  • Hospital Universitari Vall d'Hebron, Barcelona, Spain · RECRUITING
  • Hospital de la Santa Creu i de Sant Pau, Barcelona, Spain · RECRUITING
  • Hospital HM Sanchinarro START Madrid-CIOCC, Madrid, Spain · RECRUITING
  • Hospital Universitario Virgen del Rocío, Seville, Spain · RECRUITING

Not medical advice. Trial0 is a navigation service, not a medical provider. Nothing here is medical advice or a recommendation to pursue any treatment; eligibility matching is informational, based on published registry criteria, and only the trial site or treating clinician can determine actual eligibility. Decisions belong with the patient and their own doctors. Registry data refreshed at most hourly; last update posted 2026-06-08.