Testing RP-6306 alone or with other drugs in patients with advanced solid tumors
Official title: Phase 1/1b Study of the Safety, Pharmacokinetics, Pharmacodynamics and Preliminary Clinical Activity of Lunresertib Alone or in Combination With RP-3500 or Debio 0123 in Patients With Advanced Solid Tumors
Run by Debiopharm International SA · NCT04855656 · Data updated 2026-11-12
This study is testing a new drug called RP-6306, alone and with other medications, to see how safe it is and if it can help people with advanced solid tumors.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 12 Years and up |
| Sex | All |
| Enrollment | 464 (estimated) |
| Sponsor | Debiopharm International SA Industry-sponsored |
| Drugs / interventions | Chemotherapy, radiation |
| Locations | 26 sites (Los Angeles, California and 25 other locations) |
| Status | Recruiting |
| Started | April 30, 2021 |
| Main results expected | December 2027 |
| Study ends | June 2028 |
| Registry record updated | October 28, 2026 |
| Trial ID | NCT04855656 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include males and females aged 12 and older with advanced solid tumors that have specific genetic markers and measurable disease.
✕Probably not a fit
Patients with solid tumors that do not have the required genetic markers or those who do not meet the performance status criteria may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase 1/1b clinical trial evaluates the safety and tolerability of RP-6306, both alone and in combination with RP-3500 or Debio 0123, in patients with advanced solid tumors. The study aims to determine the maximum tolerated dose (MTD) and assess preliminary anti-tumor activity. It involves a multi-center, open-label, dose-escalation approach to establish the recommended Phase 2 dose and schedule while characterizing the pharmacokinetics and pharmacodynamics of the treatments.
Why it matters
Potential benefit: If successful, this study could provide a new treatment option for patients with advanced solid tumors that are resistant or refractory to existing therapies.
How similar studies have gone: Other studies have shown promise with similar approaches, but this specific combination is being evaluated for the first time.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Male or female and ≥12 years-of-age at the time of informed consent. * Lansky performance status ≥50% for patients ≤16 years of age, or ECOG score of 0, 1, (or 2 for module 1) for patients \>16 years of age. * Locally advanced or metastatic resistant or refractory solid tumors. * Patients \<18 years of age must weigh at least 40 kg. * Submission of available tumor tissue at screening or willingness to have a biopsy performed if safe and feasible * Next generation sequencing (NGS) report obtained in a CLIA-certified or equivalent laboratory demonstrating eligible tumor biomarker. * CCNE1 amplification (non-equivocal) as determined by either a tumor or plasma NGS test, or FISH * FBXW7 deleterious mutations identified by either a tumor or plasma NGS test * PPP2R1A deleterious mutations identified by either a tumor or plasma NGS test * Measurable disease as per RECIST v1.1. For certain modules, patients with prostate cancer or ovarian cancer that have non-measurable disease but have elevated tumor markers (PSA or CA-125, respectively) can also be eligible * Ability to swallow and retain oral medications. * Acceptable hematologic and organ function at screening. * Negative pregnancy test (serum) for women of childbearing potential (WOCBP) at Screening. * Resolution of all toxicities of prior therapy or surgical procedures. * Any prior radiation must have been completed at least 7 days prior to the start of study drugs, and patients must have recovered from any acute adverse effects prior to the start of study treatment. Exclusion Criteria: * Chemotherapy or small molecule antineoplastic agent given within 21 days or \<5 half-lives, whichever is shorter, prior to first dose of study drug. * History or current condition, therapy, or laboratory abnormality that might confound the study results or interfere with the patient's participation for the full duration of the study treatment. * Patients who are pregnant or breastfeeding. * Life-threatening illness, medical condition, active uncontrolled infection, or organ system dysfunction or other reasons which, in the investigator's opinion, could compromise the participating patient's safety. * Major surgery within 4 weeks prior to first dose of lunresertib. * Uncontrolled, symptomatic brain metastases. * Uncontrolled hypertension. * Certain prior anti-cancer therapy * Psychological, familial, sociological, or geographical conditions that do not permit compliance with the protocol and/or follow-up procedures outlined in the protocol.
Where it's running
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#1025, University of California San Francisco
San Francisco, California, United States Recruiting -
#1012, Yale
New Haven, Connecticut, United States Recruiting -
#1017, Mayo Clinic
Jacksonville, Florida, United States Recruiting -
#1002, Dana Farber Cancer Institute
Boston, Massachusetts, United States Recruiting -
#1023, START Midwest
Grand Rapids, Michigan, United States Recruiting -
#1016, Mayo Clinic
Rochester, Minnesota, United States Recruiting
Show 20 more locations
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#1011, Washington University
St Louis, Missouri, United States Recruiting -
#1032, Northwell Health Cancer Institute
New Hyde Park, New York, United States Recruiting -
#1004, Memorial Sloan Kettering Cancer Institute
New York, New York, United States Recruiting -
#1007, Rhode Island Hospital
Providence, Rhode Island, United States Recruiting -
#1030, Women & Infants Hospital of Rhode Island
Providence, Rhode Island, United States Recruiting -
#1001, The University of Texas M.D. Anderson Cancer Center
Houston, Texas, United States Recruiting -
#1013, The University of Utah
Salt Lake City, Utah, United States Recruiting -
#1027, University of Virginia
Charlottesville, Virginia, United States Recruiting -
#2001, Princess Margaret Cancer Centre
Toronto, Ontario, Canada Recruiting -
#4001, Rigshospitalet - Blegdamsvej
Copenhagen, Denmark Recruiting -
START Madrid. Hospital Fundación Jimenez Diaz
Madrid, Spain Recruiting -
Hospital Universitario HM Sanchinarro
Madrid, Spain Recruiting -
#3003, Sarah Cannon Research Institute
London, United Kingdom Recruiting -
# 1019, UCLA, Westwood Cancer Center
Los Angeles, California, United States Completed -
#1008, Columbia University
New York, New York, United States Completed -
#1010, University of Pennsylvania
Philadelphia, Pennsylvania, United States Completed -
#2002, The Hospital for Sick Children
Toronto, Ontario, Canada Completed -
#2003, The Research Institute of the McGill University Health Centre
Montreal, Quebec, Canada Completed -
Clinica Universidad de Navarra
Madrid, Spain Not yet recruiting -
Clinica Universidad de Navarra
Navarra, Spain Not yet recruiting
Study contacts
- Study coordinator: Debiopharm International S.A
- Email: clinicaltrials@debiopharm.com
- Phone: +41 21 321 01 11
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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SGT003 in people with advanced solid tumors
This early-phase study tests SGT003 in adults with advanced solid tumors to see if it is safe and tolerable and to get a first look at how it behaves in the body and any early signs of benefit.
-
YSCH-01 Nebulized Therapy for Lung Metastases in NSCLC and Advanced Solid Tumors
A first-in-human, early-phase study tests a nebulized therapy called YSCH-01 to see if it is safe and shows any signs of benefit for adults with NSCLC or other cancers that have spread to the lungs.
-
Personalized neoantigen-pulsed dendritic cell injections for malignant solid tumors
This study tests personalized dendritic cell injections, with or without immune checkpoint inhibitors, to see if they are safe and can help patients with advanced solid tumors.
-
STX-003 in advanced solid tumors given by IV, alone or with pembrolizumab
This study tests STX-003, given by IV, to see if it is safe and potentially effective for patients with advanced solid tumors, either alone or with pembrolizumab.
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ARV-6723 alone or with pembrolizumab in adults with advanced solid tumors
This study tests ARV-6723, by itself or with pembrolizumab, to see if it is safe and could help the immune system fight advanced solid tumors in adults.
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BG-85738 alone or with other anticancer drugs in RAS-mutant advanced or metastatic solid tumors
This study tests BG-85738, alone or with other cancer drugs, in adults whose solid tumors have RAS mutations and have progressed.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.