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Active, not recruiting Phase 1 Interventional

A Study of the Pan-KRAS Inhibitor LY4066434 in Participants With KRAS Mutant Solid Tumors

ClinicalTrials.gov ID: NCT06607185

Public ClinicalTrials.gov record NCT06607185. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:25 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1a/1b Study of the Pan-KRAS Inhibitor LY4066434 in Participants With KRAS Mutant Solid Tumors

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The main purpose of the study is to assess whether the study drug, LY4066434, is safe and tolerable when administered to participants with locally advanced or metastatic solid tumors with certain KRAS mutations. LY4066434 will be given alone or in combination with other treatments. The study will have 2 parts: monotherapy dose escalation and dose optimization. The study is expected to last up to approximately 5 years.

Study identification

NCT ID
NCT06607185
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1
Lead sponsor
Eli Lilly and Company
Industry
Enrollment
750 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 21, 2024 (Actual)
Primary completion
Jan 2030 (Estimated)
Completion
Jan 2030 (Estimated)
Last update posted
Jul 20, 2026

2024 – 2030

United States locations

U.S. sites
22
U.S. states
16
U.S. cities
19
Facility City State ZIP Site status
University of Alabama at Birmingham Birmingham Alabama 35233 —
Mayo Clinic Phoenix Arizona 85054 —
City of Hope Duarte California 91010 —
University of California, Los Angeles (UCLA) Santa Monica California 90404 —
Yale University School of Medicine - Yale Cancer Center New Haven Connecticut 06520-8028 —
The University of Chicago Medical Center (UCMC) Chicago Illinois 60637 —
Indiana University (IU) Indianapolis Indiana 46202 —
Massachusetts General Hospital Boston Massachusetts 02114 —
Dana-Farber Cancer Institute Boston Massachusetts 02215 —
South Texas Accelerated Research Therapeutics (START) Midwest Grand Rapids Michigan 49546 —
Columbia University New York New York 10032 —
David H. Koch Center for Cancer Care at Memorial Sloan Kettering Cancer Center New York New York 10065 —
Duke University Medical Center Durham North Carolina 27710 —
Cleveland Clinic Cleveland Ohio 44195 —
University of Pittsburgh Medical Center Pittsburgh Pennsylvania 15213 —
Sarah Cannon Research Institute/SCRI Nashville Tennessee 37203 —
SCRI Oncology Partners Nashville Tennessee 37203 —
University of Texas Southwestern Dallas Texas 75244 —
MD Anderson Cancer Center Houston Texas 77030 —
South Texas Accelerated Research Therapeutics (START) San Antonio Texas 78229 —
Virginia Cancer Specialists Fairfax Virginia 22031 —
Swedish Cancer Institute (SCI) Seattle Washington 98104 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 23 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06607185, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 20, 2026 · Synced Oct 23, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT06607185 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →