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Study of RMC-5127 in Patients With Advanced KRAS G12V-Mutant Solid Tumors

Phase 1/1b, Multicenter, Open-Label, Study of RMC-5127 in Patients With Advanced KRAS G12V-Mutant Solid Tumors

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07349537
Enrollment
574
Registered
2026-01-16
Start date
2026-01-08
Completion date
2028-10-01
Last updated
2026-02-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Non-small Cell Lung Cancer (NSCLC), Colorectal Cancer (CRC), Pancreatic Adenocarcinoma, Pancreatic Ductal Adenocarcinoma (PDAC), PDAC, CRC, NSCLC, Pancreatic Cancer, Lung Cancer (NSCLC), Advanced Solid Tumors

Keywords

Advanced Solid Tumors, Pancreatic Cancer, Pancreatic Ductal Adenocarcinoma, PDAC, Colorectal Cancer, CRC, Lung Cancer, Non-small Cell Lung Cancer, NSCLC, RAS, KRAS, RAS Mutation

Brief summary

The purpose of this study is to evaluate the safety, tolerability, pharmacokinetics (PK), and preliminary antitumor activity of RMC-5127 as a monotherapy and in combination with either daraxonrasib or cetuximab in adults with KRAS G12V-mutant solid tumors.

Detailed description

This is an open-label, multicenter, Phase 1/1b study of RMC-5127 in adults with advanced KRAS G12V-mutant solid tumors to evaluate the safety, tolerability, pharmacokinetics (PK), and preliminary clinical activity. The study consists of three arms: RMC-5127 monotherapy arm, RMC-5127 plus daraxonrasib combination arm, and RMC-5127 plus cetuximab combination arm. All arms consist of two parts: Part 1- dose exploration and Part 2- dose expansion. Both parts of the monotherapy arm may include Food Effect Cohorts.

Interventions

DRUGRMC-5127

oral tablets

oral tablets

DRUGcetuximab

IV infusion

Sponsors

Revolution Medicines, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* At least 18 years old and has provided informed consent. * Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. * Pathologically documented, locally advanced or metastatic KRAS G12V-mutated solid tumor malignancy. * Received and progressed or been intolerant to prior standard therapy (including targeted therapy) appropriate for tumor type and stage. * Measurable per RECIST v1.1 * Adequate organ function (bone marrow, liver, kidney, coagulation). * Able to take oral medications.

Exclusion criteria

* Primary central nervous system (CNS) tumors * Prior therapy with KRAS G12V inhibitor or direct RAS-targeted therapy (eg. degraders and/or inhibitors). * Any conditions that may affect the ability to take or absorb study drug. * Major surgery within 28 days prior to receiving study drug(s). * Patient is unable or unwilling to comply with protocol-required study visits or procedures.

Design outcomes

Primary

MeasureTime frameDescription
Dose Limiting ToxicitiesUp to 28 daysNumber of patients with dose limiting toxicities
Number of patients with adverse events (AEs)Up to approximately 3 yearsNumber of patients with AEs as assessed by Common Terminology Criteria for Adverse Events CTCAE v5
Changes in vital signsUp to approximately 3 yearsNumber of patients with changes from baseline in vital signs
Changes in electrocardiogram (ECG) test valuesUp to approximately 3 yearsNumber of patients with changes from baseline in ECG test values
Changes in clinical laboratory test valuesUp to approximately 3 yearsNumber of patients with changes from baseline in clinical laboratory test values

Secondary

MeasureTime frameDescription
Cmax concentrations of RMC-5127 and daraxonrasibUp to Cycle 5 Day 1 (each cycle is up to 28 days)Maximum blood concentration (Cmax) of RMC-5127 as monotherapy and in combination with daraxonrasib or cetuximab, and Cmax of daraxonrasib in combination with RMC-5127 over time as applicable
Tmax concentration of RMC-5127 and daraxonrasibUp to Cycle 5 Day 1 (each cycle is up to 28 days)Time to reach maximum blood concentration (Tmax) of RMC-5127 as monotherapy and in combination with daraxonrasib or cetuximab, and Tmax of daraxonrasib in combination with RMC-5127 over time as applicable
AUC concentrations of RMC-5127 and daraxonrasibUp to Cycle 5 Day 1 (each cycle is up to 28 days)Area under the blood concentration time curve (AUC) of RMC-5127 as monotherapy and in combination with daraxonrasib or cetuximab, and AUC of daraxonrasib in combination with RMC-5127 over time as applicable
Ratio of accumulation of RMC-5127Up to Cycle 5 Day 1 (each cycle is up to 28 days)Ratio of accumulation of RMC-5127 from a single dose to steady state with repeated dosing as monotherapy and in combination with darabxrasib or cetuximab over time as applicable
Half-Life of RMC-5127 and daraxonrasibUp to Cycle 5 Day 1 (each cycle is up to 28 days)Elimination Half-Life (t1/2) of RMC-5127 as monotherapy and in combination with daraxonrasib or cetuximab, and t1/2 of daraxonrasib in combination with RMC-5127 over time as applicable
Objective Response Rate (ORR)Up to approximately 3 yearsORR per response evaluation criteria in solid tumors (RECIST) v1.1
Duration of Response (DOR)Up to approximately 3 yearsDOR per RECIST v1.1

Countries

United States

Contacts

CONTACTRevolution Medicines Study Director
medinfo@revmed.com1-844-2-REVMED

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026