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Metastatic Solid TumorPhase 1NCT06561685

A Study of LY4050784 in Participants With Advanced or Metastatic Solid Tumors

A Phase 1 study testing LY4050784, Pembrolizumab and Cisplatin in people with Metastatic Solid Tumor and Advanced Solid Tumor, run by Eli Lilly and Company at 32 sites in 6 countries.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
Search all trials

Trial summary

The main purpose of this study is to find out whether the study drug, LY4050784, is safe, tolerable and effective in participants alone or in combination with other anticancer agents. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
LY4050784, Pembrolizumab and Cisplatin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
340 participants
Where
32 sitesin 6 countries
Study dates
19 Sep 2024to Oct 2027
Phase
Phase 1
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Have one of the following locally advanced or metastatic solid tumor malignancy with SMARCA4 (BRG1) alteration:
  • Phase 1a dose escalation: Presence of any alteration in SMARCA4 (BRG1)
  • Phase 1b expansion: Part A: Non-small Cell Lung Cancer (NSCLC) that is locally advanced and not suitable for definitive locoregional therapy, or metastatic with presence of a known or likely loss of function alteration in SMARCA4 (BRG1) or loss of protein expression.
  • Phase 1b expansion: Part B: Any tumor type (other than NSCLC) that has the presence of a known or likely loss of function alteration in SMARCA4 (BRG1) or loss of protein expression.
  • Phase 1b expansion: Part C: Non-small Cell Lung Cancer (NSCLC) that is locally advanced and not suitable for definitive locoregional therapy, or metastatic with presence of a known or likely loss of function alteration in SMARCA4 (BRG1) or loss of protein expression.
  • Prior Systemic Therapy Criteria:
Show all 13Show fewer
  • Phase 1a dose escalation and Phase 1b (Part B): Participants who received all standard therapies for which the individual was deemed to be an appropriate candidate by the treating Investigator; or the individual is refusing the remaining most appropriate standard of care treatment; or there is no standard therapy available for the disease.
  • Phase 1b expansion (Part A): Participants must have received at least one line of therapy for advanced or metastatic disease.
  • Phase 1b expansion (Part C): Participants may be treatment naïve or have received therapy for advanced or metastatic disease
  • Measurability of disease
  • Phase 1a dose escalation (excluding backfill): measurable or non-measurable disease as defined by Response Evaluation Criteria in Solid Tumors v1.1 (RECIST v1.1)
  • Phase 1a backfill and Phase 1b expansion: Measurable disease required as defined by RECIST v1.1
  • Have an Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1

Who cannot join

  • Participants with known or likely loss of function alteration of SMARCA2 (BRM) or malignancy with known association with SMARCA2 (BRM) alterations
  • Prior exposure to SMARCA2 (BRM) inhibitor(s) and/or degrader(s) (prior exposure may be permitted for dose escalation)
  • Participants with known or suspected history of untreated or uncontrolled central nervous system (CNS) involvement
  • Participants with history of increased risk of prolonged QT or significant arrythmia
  • Significant cardiovascular disease
  • Participants with active and/or treated for an additional primary malignancy within 2 years prior to enrolment
  • Participants who are pregnant, breastfeeding or plan to breastfeed or expecting to conceive or father children during study or within 6 months after the last dose of study intervention
  • Participants with history of active autoimmune diseases, history of allogenic stem cell/organ transplant or compromised immune system within past 2 years (Part C only)

Trial locations and contacts

32 sites in 6 countries. Contact the study team or a site near you to ask about taking part.

Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or contact

1-317-615-4559

LillyTrials@Lilly.com

Physicians interested in becoming principal investigators please contact contact

clinical_inquiry_hub@lilly.com

32 sites in 6 countries

United States17 sites, 16 recruiting
  • University of Colorado Health Hospital

    Aurora, Colorado, 80045

    Recruiting
  • Massachusetts General Hospital

    Boston, Massachusetts, 02114

    Recruiting
  • Dana-Farber Cancer Institute

    Boston, Massachusetts, 02215

    Recruiting
  • Ohio State University Hospital

    Columbus, Ohio, 43210

    Recruiting
  • Sarah Cannon Research Institute at HealthOne

    Denver, Colorado, 80218

    Recruiting
  • USO-Virginia Cancer Specialists, PC

    Fairfax, Virginia, 22031

    Recruiting
  • MD Anderson Cancer Center

    Houston, Texas, 77030-4009

    Recruiting
  • Florida Cancer Specialists ORLANDO/DDU

    Lake Mary, Florida, 32746

    Active, not recruiting
  • University of Miami

    Miami, Florida, 33136

    Recruiting
  • Medical College of Wisconsin

    Milwaukee, Wisconsin, 53226

    Recruiting
  • Sarah Cannon Research Institute

    Nashville, Tennessee, 37203

    Recruiting
  • SCRI Oncology Partners

    Nashville, Tennessee, 37203

    Recruiting
  • Vanderbilt-Ingram Cancer Center

    Nashville, Tennessee, 37232-6307

    Recruiting
  • University of Chicago

    New Lenox, Illinois, 60451

    Recruiting
  • Columbia University Medical Center

    New York, New York, 10032

    Recruiting
  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

    Recruiting
  • UCLA

    Santa Monica, California, 90404

    Recruiting

Other trials in United States

Japan4 sites, 4 recruiting
  • National Cancer Center Hospital

    Chūōku, 104-0045

    Recruiting
  • National Cancer Center Hospital East

    Kashiwa, 277-8577

    Recruiting
  • The Cancer Institute Hospital of JFCR

    Kōtō City, 135-8550

    Recruiting
  • Shizuoka Cancer Center

    Nagaizumi-cho,Sunto-gun, 411-8777

    Recruiting

Other trials in Japan

France3 sites, 3 recruiting
  • Institut Bergonie

    Bordeaux, 33 076

    Not yet recruiting
  • Institut Curie

    Paris, 75248

    Recruiting
  • Institut Gustave Roussy-Gustave Roussy Cancer Center -DITEP

    Villejuif, 94800

    Recruiting

Other trials in France

Germany3 sites, 3 recruiting
  • Charite-Universitatsmedizin Berlin

    Berlin, 10117

    Recruiting
  • Universitaetsklinikum Essen

    Essen, 45147

    Recruiting
  • Krankenhaus Nordwest

    Frankfurt am Main, 60488

    Not yet recruiting

Other trials in Germany

South Korea3 sites, 3 recruiting
  • National Cancer Center

    Ilsandong-gu, 10408

    Recruiting
  • Severance Hospital, Yonsei University Health System

    Seoul, 03722

    Recruiting
  • The Catholic University of Korea, St. Vincent's Hospital

    Suwon, 16247

    Recruiting

Other trials in South Korea

Spain2 sites, 2 recruiting
  • Hospital Universitari Vall d'Hebron

    Barcelona, 08035

    Not yet recruiting
  • South Texas Accelerated Research Therapeutics (START) Madrid - Hospital Fundacion Jimenez Diaz

    Madrid, 28040

    Recruiting

Other trials in Spain

About this study

Official title: An Open-label, Multicenter Study of LY4050784, a Selective SMARCA2/BRM Inhibitor, in Advanced Solid Tumor Malignancies With SMARCA4/BRG1 Alterations

The main purpose of this study is to find out whether the study drug, LY4050784, is safe, tolerable and effective in participants alone or in combination with other anticancer agents. In addition, with locally advanced or metastatic solid tumors with a BRG1 (Brahma-related gene 1, also known as SMARCA4) alteration who have previously received, do not qualify for, or are refusing standard of care treatments, or there is no standard therapy available for the disease. The study is conducted in two parts - phase Ia (dose-escalation) and phase Ib (dose-optimization, dose-expansion). The study will last up to approximately 4 years.

Being tested
LY4050784, Pembrolizumab, Cisplatin, Carboplatin, Pemetrexed
Keywords
SMARCA2, SMARCA4, Lung cancer, BRM, BRG1, Adenocarcinoma, Squamous cell carcinoma, Targeted therapy
Medical subject headings
Neoplasm Metastasis, Carcinoma, Non-Small-Cell Lung, Lung Neoplasms, Adenocarcinoma, Carcinoma, Squamous Cell

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT06561685
Study groupRoleWhat they receive
LY4050784 (Phase 1a - Dose Escalation)ExperimentalEscalating doses of LY4050784 administered orally.
Receives: Drug: LY4050784
LY4050784 (Phase 1b - Dose Optimization/Part A)ExperimentalComparing 2 or more doses (evaluated during dose escalation) of LY4050784 administered orally.
Receives: Drug: LY4050784
LY4050784 (Phase 1b - Dose Expansion/Part B)ExperimentalLY4050784 administered orally.
Receives: Drug: LY4050784
LY4050784 (Phase 1b - Dose Expansion/Part C) Cohort C1ExperimentalLY4050784 administered orally in combination in combination with pembrolizumab administered IV in 21-day cycles. Participants may continue to receive treatment until discontinuation criteria are met.
Receives: Drug: LY4050784; Drug: Pembrolizumab
LY4050784 (Phase 1b - Dose Expansion/Part C) Cohort C2aExperimentalLY4050784 administered orally in combination in combination with pembrolizumab, pemetrexed, and platinum (cisplatin or carboplatin) administered IV in 21-day cycles. Participants may continue to receive treatment until discontinuation criteria are met.
Receives: Drug: LY4050784; Drug: Pembrolizumab; Drug: Cisplatin; Drug: Carboplatin; Drug: Pemetrexed
LY4050784 (Phase 1b - Dose Expansion/Part C) Cohort C2bExperimentalLY4050784 administered orally in combination in combination with pembrolizumab, paclitaxel/nab-paclitaxel and carboplatin administered IV in 21-day cycles. Participants may continue to receive treatment until discontinuation criteria are met.
Receives: Drug: LY4050784; Drug: Pembrolizumab; Drug: Carboplatin; Drug: Paclitaxel; Drug: Nab paclitaxel

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Phase Ia: Number of Participants with One or More Treatment Emergent Adverse Events (TEAEs), Serious Adverse Event(s) (SAEs), and Adverse Event(s) (AEs)

    A summary of TEAEs, SAEs, and AEs regardless of causality, will be reported in the Reported Adverse Events module

    Measured: Up to Approximately 48 Months or 4 Years

  2. Phase 1a: To determine the maximum tolerated dose (MTD)/recommended phase 2 dose (RP2D) of LY4050784

    Number of participants with dose-limiting toxicities (DLTs)

    Measured: Up to Approximately 48 Months or 4 Years

  3. Phase 1b: To assess the antitumor activity of LY4050784 Monotherapy: Overall response rate (ORR)

    ORR per investigator assessed Response Evaluation Criteria in Solid Tumors, version 1.1 (RECIST 1.1)

    Measured: Up to Approximately 48 Months or 4 Years

  4. Phase 1b (Dose optimization only): To confirm the RP2D/optimal dose based on safety and efficacy of LY4050784

    A summary of TEAEs, SAEs, and AEs regardless of causality, will be reported in the Reported Adverse Events module, ORR and Duration of Response (DOR) per Investigator

    Measured: Up to Approximately 48 Months or 4 Years

  5. Phase 1b (Combination cohorts/Part C): To assess the safety and tolerability of LY4050784 when administered in combination with other anticancer agents

    A summary of TEAEs, SAEs, and AEs regardless of causality, will be reported in the Reported Adverse Events module

    Measured: Up to Approximately 48 Months or 4 Years

Secondary outcomes (11)
  1. To characterize the pharmacokinetics (PK) properties of LY4050784: Maximum Concentration (Cmax)

    PK: Cmax of LY4050784

    Measured: Cycle 1 (Day 8)

  2. To characterize the PK properties of LY4050784: Time to Maximum Concentration (Tmax)

    PK: Tmax of LY4050784

    Measured: Cycle 1 (Day 8)

  3. To characterize the PK properties of LY4050784: Area under the concentration versus time curve (AUC)

    PK: AUC of LY4050784

    Measured: Cycle 1 (Day 8)

  4. Phase Ia: To evaluate the preliminary antitumor activity of LY4050784: Overall response rate (ORR)

    ORR per investigator assessed Response Evaluation Criteria in Solid Tumors, version 1.1 (RECIST 1.1)

    Measured: Up to Approximately 48 Months or 4 Years

  5. To evaluate the preliminary antitumor activity of LY4050784: Duration of response (DOR)

    DOR per investigator assessed RECIST 1.1

    Measured: Up to Approximately 48 Months or 4 Years

  6. To evaluate the preliminary antitumor activity of LY4050784: Time to response (TTR)

    TTR per investigator assessed RECIST 1.1

    Measured: Up to Approximately 48 Months or 4 Years

  7. To evaluate the preliminary antitumor activity of LY4050784: Disease control rate (DCR)

    DCR per investigator assessed RECIST 1.1

    Measured: Up to Approximately 48 Months or 4 Years

  8. To evaluate the preliminary antitumor activity of LY4050784: Progression free survival (PFS)

    PFS per investigator assessed RECIST 1.1

    Measured: Up to Approximately 48 Months or 4 Years

  9. To evaluate the PK properties of LY4050784 in combination cohorts: Maximum Concentration (Cmax) PK: Cmax of LY4050784

    Measured: Cycle 1 (Day 8)

  10. To evaluate the PK properties of LY4050784 in combination cohorts: Time to Maximum Concentration (Tmax) PK: Tmax of LY4050784

    Measured: Cycle 1 (Day 8)

  11. To evaluate the PK properties of LY4050784 in combination cohorts: Area under the concentration versus time curve (AUC)

    Measured: Cycle 1 (Day 8)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Aug 2024
  2. Study start19 Sep 2024
  3. Primary completionOct 2027 (estimated)
  4. Study completionOct 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
340 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06561685
Sponsor's protocol ID
27191
Other IDs
J5M-OX-JOXA
Status last verified
Nov 2026
First submitted
16 Aug 2024
Last updated
4 Nov 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing LY4050784, Pembrolizumab and Cisplatin in people with Metastatic Solid Tumor and Advanced Solid Tumor, run by Eli Lilly and Company at 32 sites in 6 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 13 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 4 Nov 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 32 sites in United States, Japan, France, Germany, South Korea and 1 more country. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or (1-317-615-4559, LillyTrials@Lilly.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Phase Ia: Number of Participants with One or More Treatment Emergent Adverse Events (TEAEs), Serious Adverse Event(s) (SAEs), and Adverse Event(s) (AEs) (time frame: Up to Approximately 48 Months or 4 Years). The study lists 5 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Nov 2026.

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