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Recruiting Phase 1 NCT07121244

NCT07121244 A Phase 1 Study of 68Ga-R11228 and 177Lu-R11228 in Breast Cancer

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Clinical Trial Summary
NCT ID NCT07121244
Status Recruiting
Phase Phase 1
Sponsor Radionetics Oncology
Condition Locoregionally Recurrent Hormone-receptor Positive Breast Cancer
Study Type INTERVENTIONAL
Enrollment 62 participants
Start Date 2025-10-01
Primary Completion 2028-06-01

Trial Parameters

Condition Locoregionally Recurrent Hormone-receptor Positive Breast Cancer
Sponsor Radionetics Oncology
Study Type INTERVENTIONAL
Phase Phase 1
Enrollment 62
Sex ALL
Min Age 18 Years
Max Age N/A
Start Date 2025-10-01
Completion 2028-06-01
Interventions
68Ga-R11228177Lu-R11228

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Brief Summary

A phase 1 study of 68Ga-R11228 and 177Lu-R11228 in breast cancer.

Eligibility Criteria

Inclusion Criteria: Part A * Pathologically confirmed estrogen and/or progesterone receptor (ER/PR) positive and HER2 negative locoregionally recurrent or metastatic breast cancer * At least one target or non-target lesion per RECIST v1.1 criteria. * Male or non-pregnant, non-lactating female subjects age ≥18 years. Part B * Pathologically confirmed estrogen and/or progesterone receptor (ER/PR) positive and HER2 negative locoregionally recurrent or metastatic breast cancer * Refractory to endocrine therapy. Note: there is no limit on prior number of lines of endocrine therapy or prior treatments with CDK4/6, AKT, PI3K and/or mTOR inhibitors. * Received or declined at least one line of chemotherapy or antibody drug conjugate in the locoregionally recurrent or metastatic setting * Progressive disease or intolerance to last treatment. * At least one target lesion per RECIST v1.1 criteria. * Male or non-pregnant, non-lactating female subjects age ≥18 years. * Eastern Cooperative Oncology G

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