Erasca Reports Positive Early Clinical Data for ERAS-0015 with 2026-2027 Milestones
Source: GlobeNewsWire
Key Highlights of ERAS-0015
Erasca, Inc. (Nasdaq: ERAS), a clinical-stage precision oncology company focused on RAS/MAPK pathway-driven cancers, has announced promising early data regarding its investigational drug ERAS-0015. The company is advancing its RAS-targeting program, building on confirmed partial responses across multiple tumor types that carry different RAS mutations. This development is accompanied by favorable safety and pharmacokinetics data observed during the drug's dose escalation.
Clinical Advancements and Milestones
As indicated by Jonathan E. Lim, M.D., chairman and CEO of Erasca, the company continues to execute its operational strategies effectively, resulting in swift clinical developments. ERAS-0015 is currently enrolling patients ahead of schedule, enhancing the data pipeline for reporting initial Phase 1 results:
- Early Data Release: Initial Phase 1 monotherapy data for ERAS-0015 is expected in the first half of 2026.
- Expansion Plans: Monotherapy expansion and combination dose escalation cohorts are set to commence in the latter half of 2026.
- Future Data Projections: Detailed expansion and combination data are targeted for release in 2027.
ERAS-0015: A Potential Breakthrough in Cancer Therapy
ERAS-0015 is recognized as a potential best-in-class oral pan-RAS molecular glue, showing encouraging potential to inhibit RAS signaling. Noteworthy findings from the ongoing AURORAS-1 Phase 1 trial include:
- Multiple confirmed and unconfirmed partial responses at an initial dose of 8 mg QD.
- No dose-limiting toxicities and primarily low-grade adverse events reported.
- Favorable pharmacokinetics observed, indicating a linear response across evaluated dose levels.
Looking Ahead: ERAS-4001 and Broader Implications
In parallel, Erasca is advancing ERAS-4001, a first-in-class pan-KRAS inhibitor, in the BOREALIS-1 Phase 1 trial, with monotherapy data anticipated in the second half of 2026. Key aspects include:
- Potent in vitro activity against various KRAS mutations.
- No observed activity against HRAS or NRAS wildtype proteins, potentially widening the drug’s therapeutic window.
About Erasca and Future Outlook
Erasca is dedicated to eradicating cancer through innovative therapies targeting the RAS/MAPK pathway. Co-founded by pioneers in precision oncology, the company is well-positioned to advance its groundbreaking treatments. The current trajectory of ERAS-0015 and ERAS-4001 could significantly impact the standard of care for patients with RAS-driven malignancies.
Cautionary Note Regarding Forward-Looking Statements
Investors are advised to exercise caution regarding forward-looking statements related to Erasca and its product candidates, ERAS-0015 and ERAS-4001. These statements are based on current beliefs, expectations, and available data, which may differ from the actual outcomes as clinical trials progress.