Skip to content

    Cancer Clinical Trials

    Phase 1/​2 Study of ETX-636 in Participants With Advanced Solid Tumors

    Learn More

    What is the purpose of this study?

    Phase 1/2, open-label study of ETX-636 in participants with advanced solid tumors

    Eligibility

    Key Inclusion Criteria:

    • Metastatic or locally advanced and unresectable solid tumor that has progressed on or after at least one available therapy.
    • Tumor harboring an activating PIK3CA mutation detected in either tumor tissue or ctDNA.
    • At least 1 measurable lesion or evaluable disease per RECIST v1.1.
    • An ECOG performance status score of 0 or 1.
    • Adequate organ function.

    Additional key inclusion criterion for Parts B and C:

    - Confirmed metastatic or locally advanced HR+/HER2- breast cancer not amenable to surgical resection with curative intent and must have received at least 1 prior CDK4/6 inhibitor and at least 1 prior anti-estrogen therapy.

    Where can I participate?

    Hoag Hospital Newport Beach
    1 Hoag Dr
    Newport Beach, CA 92663


    Lauren Wagner

    lauren.wagner@hoag.org


    Hoag Hospital Irvine
    16200 Sand Canyon Ave
    Irvine, CA 92618


    Lauren Wagner

    lauren.wagner@hoag.org


    More about this Clinical Trial

    What is the full name of this Clinical Trial?

    A Phase 1/2, Open-label, First-in-human Study of the Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of ETX-636, a Pan-mutant-selective PI3Kα Inhibitor, as Monotherapy and in Combination With Other Anticancer Therapies in Participants With Advanced Solid Tumors

    • Disease Type/ConditionAdvanced Solid Tumors, Advanced Breast Cancer
    • Principal InvestigatorMonica Mita, MD
    • Co-InvestigatorsAlain Mita, MD , Carlos R. Becerra, MD, Chelsea Brown, NP, Yaser Homsi, MD, Simon Khagi, MD
    • Age GroupAdult, Older Adult
    • PhaseII
    • ClinicalTrials.gov IDNCT06993844

    Hoag Family Cancer Institute

    Hoag Family Cancer Institute delivers advanced, compassionate cancer care across Orange County, with multidisciplinary specialists, precision therapies, support services, and access to 125+ cancer clinical trials. Patients benefit from research-driven care across a wide range of cancers, including breast, lung, gynecologic, prostate, gastrointestinal, and blood cancers.

    Learn More
    Dr. Grossman in a white coat writing on a board

    Stay up-to-date on the latest news from Hoag

    By submitting this request, you agree to receive communications from Hoag and accept our Privacy Policy and Terms of Use.