Announcements Trials
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Phase

Phase 2 5Phase EARLY_PHASE1 1

Status

Recruiting 3Active not recruiting 2Completed 1

Sponsor Class

OTHER 5NIH 1

Study Type

Interventional 6

Sponsor

Cancer Type

Breast 6

Conditions

Breast Neoplasms 4HER2/Neu Negative 1Anatomic Stage IV Breast Cancer AJCC v8 1

Interventions

pembrolizumab 1282Specimen Handling 927Carboplatin 836Magnetic Resonance Spectroscopy 834Cyclophosphamide 807Cisplatin 735Nivolumab 680Paclitaxel 635Radiotherapy 617Gemcitabine 580Biopsy 559Bevacizumab 485Dexamethasone 444fludarabine 410Docetaxel 385venetoclax 372Oxaliplatin 367Capecitabine 361Fluorouracil 357atezolizumab 350durvalumab 340Rituximab 335Drug Therapy 333Radiosurgery 321Doxorubicin 319Blood Specimen Collection 317Standard of Care 311Pemetrexed 307Ipilimumab 303Radiation 287

Date Range

30 days90 days1 yearAll

Options

Has results Has announcements

Clinical Trials

6 trials
RecentStart dateEnrollment
16-fluoroestradiol × 1 year × Clear all
NCT02398773 2026-04-21

FES PET/CT in Predicting Response in Patients With Newly Diagnosed Metastatic Breast Cancer Receiving Endocrine Therapy

National Cancer Institute (NCI)

Phase 2 Active not recruiting
99 enrolled
Breast

HER2/Neu Negative

NCT07112053 2026-04-06

A Vaccine (STEMVAC) With Standard Endocrine-Based Therapy or Chemotherapy for the Treatment of Metastatic Hormone Receptor Positive, HER2 Negative Breast Cancer

University of Washington

Phase 2 Recruiting
40 enrolled
Breast

Anatomic Stage IV Breast Cancer AJCC v8

NCT05659797 2026-02-27

FES BPET-DBT in Newly Diagnosed Breast Cancer

Abramson Cancer Center at Penn Medicine

Phase EARLY_PHASE1 Recruiting
20 enrolled
Breast

Breast Neoplasms

NCT04692103 2026-01-22

Serial FES PET/CT to Measure Hormone Expression in Patients Undergoing Endocrine Targeted Therapy

University of Washington

Phase 2 Active not recruiting
2 enrolled 8 charts
Breast

Breast Neoplasms

NCT06260033 2025-10-06

Stereotactic Body Radiation Therapy and FES PET/CT Imaging for the Treatment of Oligoprogressive Estrogen Receptor Positive Metastatic Breast Cancer

City of Hope Medical Center

Phase 2 Recruiting
18 enrolled
Breast

Breast Neoplasms

NCT02409316 2025-08-08

[18F]FES PET/CT in Endocrine Refractory Breast Cancer

University of Pennsylvania

Phase 2 Completed
6 enrolled
Breast

Breast Neoplasms

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