New pill targets Hard-to-Treat cancers with KRAS and BRAF mutations

NCT ID NCT05786924

First seen Nov 03, 2025 · Last updated Apr 28, 2026 · Updated 30 times

Summary

This early-phase study tests an oral drug called S241656 in adults with advanced cancers that have specific genetic changes (KRAS, BRAF, or other RAS/MAPK mutations). The drug is given alone or with other cancer treatments. The goal is to find safe doses and see if the drug shrinks tumors. About 554 people with lung, colorectal, pancreatic, or other solid tumors will take part.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Banner Health- MD Anderson Cancer Center

    RECRUITING

    Gilbert, Arizona, 85234, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Dana-Farber Cancer Institute

    RECRUITING

    Boston, Massachusetts, 02215, United States

    Contact Phone: •••-•••-••••

  • Fred Hutchinson Cancer Research Center

    RECRUITING

    Seattle, Washington, 98109, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Georgetown University Lombardi Cancer Center

    NOT_YET_RECRUITING

    Washington D.C., District of Columbia, 20007, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Masonic Cancer Center University of Minnesota

    RECRUITING

    Minneapolis, Minnesota, 55455, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Email: •••••@•••••

  • Memorial Sloan Kettering Cancer Center

    RECRUITING

    New York, New York, 10065, United States

    Contact Phone: •••-•••-••••

    Contact

  • NEXT Virginia

    RECRUITING

    Fairfax, Virginia, 22031, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • National Cancer Center Hospital

    ACTIVE_NOT_RECRUITING

    Tokyo, 104-0045, Japan

  • South Texas Accelerated Research Therapeutics (START) Midwest

    RECRUITING

    Grand Rapids, Michigan, 49546, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • University of Colorado - Aurora Cancer Center

    NOT_YET_RECRUITING

    Aurora, Colorado, 80045, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Washington University

    RECRUITING

    St Louis, Missouri, 63130, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.