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A Phase I Study of [68Ga]Ga-DWJ155 in Patients With Breast and Lung Cancers

A Phase I, Open Label First in Human Study to Evaluate the Imaging Performance, Safety, Biodistribution and Pharmacokinetics of [68Ga]Ga-DWJ155 in Adult Patients With Advanced Breast Cancer and Advanced NSCLC

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07117214
Enrollment
36
Registered
2025-08-12
Start date
2026-06-26
Completion date
2029-01-26
Last updated
2026-08-27

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

Conditions

Breast Neoplasms, Carcinoma, Non-Small-Cell Lung

Keywords

Breast cancer, Non-small cell lung cancer, Radioligand imaging, [68Ga]Ga-DWJ155, FKL480, gallium, adenocarcinoma, ductal, lobular, positron emission tomography (PET), dosimetry

Brief summary

This is a phase I, open label first in human study to evaluate the imaging performance, safety, biodistribution and pharmacokinetics of \[68Ga\]Ga-DWJ155 in patients ≥ 18 years of age with hormone receptor positive/HER2 negative (HR+/HER2-) and HER2 positive (HER2+) advanced breast cancer (aBC) and advanced Non-Small Cell Lung Cancer (aNSCLC) adenocarcinoma.

Detailed description

This is a first-in-human (FIH), open-label, phase I radioligand imaging study designed to assess the biodistribution, imaging, safety, PK and dosimetry properties in patients with aBC and aNSCLC adenocarcinoma. Approximately 15-21 aBC and 9-15 aNSCLC patients will be enrolled into the study. All patients enrolled in the study will receive a single administered radioactive dose of FKL480. The study will consist of an imaging characterization part and an expansion part.

Interventions

Radioligand imaging agent

Sponsors

Novartis Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
NONE

Intervention model description

Imaging study

Eligibility

Sex/Gender
ALL
Age
18 Years to 100 Years
Healthy volunteers
No

Inclusion criteria

* Age ≥ 18 years old * Patients with histologically or cytologically confirmed and documented HR+/HER2- advanced breast cancer (aBC), advanced defined as locoregionally advanced unresectable or metastatic, either untreated or currently receiving first line of systemic therapy OR patients with histologically or cytologically confirmed and documented HER2+ aBC, advanced defined as locoregionally advanced unresectable or metastatic, either untreated or relapsed/refractory (r/r) after one or more lines of treatment OR patients with histologically or cytologically confirmed and documented advanced NSCLC (aNSCLC) adenocarcinoma, advanced defined as locoregionally unresectable or metastatic, either untreated or currently receiving first line of systemic therapy. * Presence of measurable disease (at least one target lesion) according to RECIST v1.1 assessed by conventional CT scan.

Exclusion criteria

* Patients having out of range laboratory values for kidney function and blood markers as defined in the study protocol * Patients with inadequate hepatic function * Unmanageable urinary tract obstruction or urinary incontinence Other protocol-defined inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Standard Uptake Value (SUV) mean and max of FKL480 uptake in normal organs and tumor lesions over timeUp to 240 minutes after dosing on Day 1Imaging properties of FKL480 will be evaluated by assessing radiotracer uptake, identified via positron emission tomography (PET) scans. The SUVmean and SUVmax will be calculated and reported with summary statistics.
Standard Uptake Value ratio (SUVr) of FKL480 uptake in normal organs and tumor lesions over timeUp to 240 minutes after dosing on Day 1SUVr will be calculated by dividing the SUV of the lesions by the SUV of the different organs in order to identify the reference organ with the lowest uptake and the respective SUVr (i.e. using SUVmean or SUVmax).

Secondary

MeasureTime frameDescription
Incidence and severity of Adverse Events (AEs) and Serious Adverse Events (SAEs)Up to 3 days after single dose administration on Day 1Incidence and severity of AEs and SAEs, including changes in vital signs and laboratory values qualifying and reported as AEs.
Dosimetry sub-group: Observed maximum concentration (Cmax) of FKL480 based on blood radioactivity dataUp to 240 minutes after dosing on Day 1The FKL480 pharmacokinetic analysis will be performed based on blood radioactivity concentration data, obtained by measuring in gamma-counting equipment the blood samples.
Dosimetry sub-group: Observed area under the curve (AUC) from time zero to the last measurable concentration sampling time (AUClast) of FKL480 based on blood radioactivity dataUp to 240 minutes after dosing on Day 1The FKL480 pharmacokinetic analysis will be performed based on blood radioactivity concentration data, obtained by measuring in gamma-counting equipment the blood samples
Dosimetry sub-group: Observed time to reach maximum (Tmax) after single dose administration of FKL480 based on blood radioactivity dataUp to 240 minutes after dosing on Day 1The FKL480 pharmacokinetic analysis will be performed based on blood radioactivity concentration data, obtained by measuring in gamma-counting equipment the blood samples
Dosimetry sub-group: Urinary excretion of FKL480Up to 240 minutes after dosing on Day 1The elimination of the compound in urine will be evaluated based on urine radioactivity concentration data obtained by measuring in gamma counting equipment the urine samples.
Dosimetry sub-group: Absorbed radiation dose in normal tissues and total bodyUp to 240 minutes after dosing on Day 1Absorbed radiation dose coefficients in selected organs and lesions and total body as measured by image quantification.
Dosimetry sub-group: Effective doseUp to 240 minutes after dosing on Day 1Effective dose in selected organs and total body as measured by image quantification.

Countries

Netherlands

Contacts

CONTACTNovartis Pharmaceuticals
novartis.email@novartis.com+41613241111

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 28, 2026