Drugs / Elironrasib
last change Aug 2026 re-read 8 days ago

Elironrasib

also known as RMC-6291

targets KRAS via inhibition

Developed for
non-small cell lung carcinoma · colorectal cancer · pancreatic ductal adenocarcinoma · colorectal carcinoma · metastatic neoplasm · lung cancer
Investigated by
Revolution Medicines, Inc. · Summit Therapeutics

Trials 4

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 11 trial
Phase 1 NCT05462717 Sep 2022 → Mar 2027 expected colorectal carcinoma, non-small cell lung carcinoma, pancreatic ductal adenocarcinoma Revolution Medicines, Inc. Active not recruiting No outcome recorded
Phase 1/23 trials
Phase 1/2 NCT07397338 Jan 2026 → May 2029 expected colorectal cancer, metastatic neoplasm, non-small cell lung carcinoma Revolution Medicines, Inc. Recruiting No outcome recorded
Phase 1/2 NCT06162221 Jan 2024 → Jun 2027 expected non-small cell lung carcinoma Revolution Medicines, Inc. Recruiting No outcome recorded
Phase 1/2 NCT06128551 Nov 2023 → Dec 2028 expected colorectal cancer, non-small cell lung carcinoma, pancreatic ductal adenocarcinoma Revolution Medicines, Inc. Recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 7

DateIssuerRelease
2026-08-05 Revolution Medicines, Inc. Results Revolution Medicines Reports Second Quarter 2026 Financial Results and Update on Corporate Progress revmed.com ↗
Reporting encouraging new combination data in first-line non-small cell lung cancer supporting registrational studies of elironrasib and zoldonrasib
2025-10-22 Revolution Medicines, Inc. Results Revolution Medicines to Present Updated Elironrasib Safety and Efficacy Data in Patients with KRAS G12C Non-Small Cell Lung Cancer Following Treatment with a KRAS(OFF) G12C Inhibitor revmed.com ↗
These results will be highlighted in an oral presentation at the AACR-NCI-EORTC Symposium on Molecular Targets and Cancer Therapeutics in Boston, October 23-25.
2025-07-23 Revolution Medicines, Inc. Regulatory Revolution Medicines Announces FDA Breakthrough Therapy Designation for Elironrasib revmed.com ↗
2024-12-02 Revolution Medicines, Inc. Results Revolution Medicines Provides Clinical Updates from its RAS(ON) Inhibitor Portfolio revmed.com ↗
Favorable initial safety profile for combination of pembrolizumab with either RMC-6236 or RMC-6291 supports continued evaluation in non-small cell lung cancer
2024-07-11 Revolution Medicines, Inc. Results Revolution Medicines Announces Publication Demonstrating Robust Anti-Tumor Activity of RAS(ON) Inhibitors in Preclinical Models of Refractory KRAS-Mutated Non-Small Cell Lung Cancer revmed.com ↗
The data show this activity was further enhanced in the doublet combination with a RAS(ON) G12C-selective inhibitor RMC-4998 (a preclinical tool compound representative of the investigational drug RMC-6291), in preclinical models of KRAS G12C-mutated NSCLC.
2023-10-13 Revolution Medicines, Inc. Results Revolution Medicines Presents Encouraging Clinical Data for RMC-6236 and RMC-6291 at 2023 Triple Meeting revmed.com ↗
First clinical data presentation for RMC-6291, a RASG12C(ON) Inhibitor, highlights encouraging initial tolerability, safety and differentiated anti-tumor activity
2023-08-17 Revolution Medicines, Inc. Results Revolution Medicines Announces Publication Describing Molecular Basis of Tri-Complex Inhibitors Targeting Oncogenic RAS(ON) Proteins revmed.com ↗
Both RMC-4998 and RMC-6291 inactivate oncogenic signaling in KRASG12C-dependent tumor cells and drive deep and durable tumor regressions in human xenograft models of these cancers.

All press releases naming this drug 8 releases

DateIssuerRelease

Evidence & citations 6 cited values

Every value below carries the sentence it was read from. 5 sources stand behind the page.

FieldValueCited text
Known as Elironrasib ClinicalTrials.gov intervention name — accepted as the source's own label NCT06128551 ↗
1

NCT07397338 ↗

Known as RMC-6291 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05462717 ↗
1

NCT06162221 ↗

Action Inhibit “RMC-6291 (KRAS G12C(ON) inhibitor)” NCT05462717 ↗
Modality Small molecule “We designed a natural product-inspired small molecule that remodels the surface of cyclophilin A (CYPA) to create a neomorphic interface with high affinity and selectivity for...” PMID 37590355 ↗ Aug 2023
Route Oral “Oral tablet once or twice a day” NCT05462717 ↗
Target KRAS “RMC-6291 (KRAS G12C(ON) inhibitor)” NCT05462717 ↗