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A Study of [18F]LY4214835 in Healthy Volunteers and Participants With Cancer

A Phase 1, Open-Label Study to Evaluate the Safety, Biodistribution, Imaging Characteristics, and Radiation Dosimetry of [18F]LY4214835 in Healthy Volunteers and Participants With Cancer

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07258836
Enrollment
41
Registered
2025-12-02
Start date
2025-12-22
Completion date
2027-01-01
Last updated
2026-08-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy, Neoplasms

Brief summary

The purpose of the study is to check how safe and well-tolerated \[18F\]LY4214835 injection is in healthy participants and participants with cancer. The study drug will be administered intravenously (IV) (into a vein). Participation in the study will last approximately 35 days.

Interventions

DRUGLY4214835

Administered IV

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

* Cohort 1 * Have a radiologically, cytologically, or histologically confirmed diagnosis of cancer * Are treatment-naïve to a systemic cancer therapy, OR have a documented disease progression on standard-of-care treatment (for example, failure of chemotherapy, targeted therapy or immunotherapy) * Have at least 1 imageable tumor that is 15 millimeter (mm) or larger in the longest diameter * Cohort 2 * Are overtly healthy at the Screening Visit and upon reporting to the clinic for the positron emission tomography (PET) Imaging Visit, as determined by medical evaluation including updated medical history, vital signs, physical examination, laboratory tests, and electrocardiogram (ECG)

Exclusion criteria

* Are pregnant or intend to become pregnant during their participation in the study * Are breastfeeding or intending to breastfeed during their participation in the study * Have a history of risk factors for Torsades de Pointes (for example, heart failure, hypokalemia, family history of Long QT Syndrome) * Are actively receiving cancer therapy or are in between cycles of treatment * Have a marked baseline prolongation of QT/corrected QT interval (QTc) interval (for example, repeated demonstration of a QTc interval greater than (\>) 450 millisecond (ms)

Design outcomes

Primary

MeasureTime frameDescription
Number of Incidence of Adverse Events (AEs)Baseline Through Day 3Evaluation of AEs regardless of causality, will be reported in the Reported AEs module
Number of Radiation Absorbed Dose Estimates in Body Organs to Obtain Whole-body Effective DoseBaseline Through Day 3Determination of the radiation dosimetry absorbed dose in body organs and whole-body effective dose

Secondary

MeasureTime frameDescription
Number of Uptake of [18F]LY4214835 in Tumor Foci and Other OrgansBaseline Through Day 3Evaluation of the uptake of \[18F\]LY4214835 in tumor foci and other organs

Countries

United States

Contacts

CONTACTTrial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or
LillyTrials@Lilly.com1-317-615-4559
CONTACTPhysicians interested in becoming principal investigators please contact
clinical_inquiry_hub@lilly.com
STUDY_DIRECTORCall 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

Eli Lilly and Company

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 7, 2026