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ClinicalTrials.gov public records Last synced Nov 13, 2026, 9:06 PM EST

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Showing 265–288 of 418 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: ER Positive Clear all
Completed Early Phase 1 Interventional Results available

Durvalumab and Tremelimumab Before Surgery in Treating Patients With Hormone Receptor Positive, HER2 Negative Stage II-III Breast Cancer

NCT03132467
View directory record Official record
Conditions
Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Estrogen Receptor Positive, HER2/Neu Negative, Progesterone Receptor Positive, Prognostic Stage II Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8
Interventions
Durvalumab, Tremelimumab
Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Nov 13, 2026, 9:06 PM EST
Active, not recruiting Phase 2 Interventional

Pre-op Pembro + Radiation Therapy in Breast Cancer (P-RAD)

NCT04443348
View directory record Official record
Conditions
Triple Negative Breast Cancer, Hormone Receptor Positive (HR+), HER2-negative Breast Cancer, Biopsy-proven, Positive Lymph Node(s)
Interventions
Radiation Therapy Boost, Pembrolizumab, Paclitaxel, Carboplatin, Cyclophosphamide, Doxorubicin, Capecitabine
Radiation · Drug
Lead sponsor
Laura M. Spring, MD
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
10
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Boston, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Recruiting No phase listed Observational

Longitudinal Tumor Burden Quantification Using Circulating Tumor DNA in Metastatic Lobular Breast Cancer

NCT06666439
View directory record Official record
Conditions
Metastatic Invasive Lobular Carcinoma (mILC)
Interventions
circulating tumor DNA (ctDNA)
Diagnostic Test
Lead sponsor
Julia Foldi
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Completed Not applicable Interventional

Tka Assay for CDK4/6i

NCT06572800
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic HER2-Negative Breast Carcinoma
Interventions
DiviTum-TKa
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
18
States / cities
Derby, Connecticut • Fairfield, Connecticut • Glastonbury, Connecticut + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 2 Interventional Results available

Exemestane and Cyclophosphamide for Metastatic Breast Cancer

NCT01963481
View directory record Official record
Conditions
Metastatic Beast Cancer
Interventions
Exemestane, Cyclophosphamide
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2020 · Synced Nov 13, 2026, 9:06 PM EST
Active, not recruiting Phase 3 Interventional

A Study Evaluating the Efficacy and Safety of Giredestrant Plus Everolimus Compared With the Physician's Choice of Endocrine Therapy Plus Everolimus in Participants With Estrogen Receptor-Positive, HER2-Negative, Locally Advanced or Metastatic Breast Cancer (evERA Breast Cancer)

NCT05306340
View directory record Official record
Conditions
Estrogen Receptor (ER)-Positive, HER2-negative, Locally Advanced or Metastatic Breast Cancer
Interventions
Giredestrant, Exemestane, Fulvestrant, Tamoxifen, Everolimus, LHRH Agonist, Dexamethasone Mouth Rinse
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
373 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
55
States / cities
Anchorage, Alaska • Tucson, Arizona • Little Rock, Arkansas + 47 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 1 Interventional

Everolimus, Letrozole and Trastuzumab in HR- and HER2/Neu-positive Patients

NCT02152943
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Estrogen Receptor Positive, HER2/Neu Positive, Postmenopausal, Premenopausal, Progesterone Receptor Positive, Recurrent Breast Carcinoma, Refractory Breast Carcinoma, Refractory Hormone Receptor Positive Breast Carcinoma, Stage IIIA Breast Cancer AJCC v7, Stage IIIB Breast Cancer AJCC v7, Stage IIIC Breast Cancer AJCC v7, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Everolimus, Laboratory Biomarker Analysis, Letrozole, Trastuzumab
Drug · Other · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
5
States / cities
Houston, Texas • Nassau Bay, Texas • Sugar Land, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2020 · Synced Nov 13, 2026, 9:06 PM EST
Terminated Phase 2 Interventional

Study of AFP464 +/- Faslodex in ER + Breast Cancer

NCT01233947
View directory record Official record
Conditions
Breast Neoplasm
Interventions
AFP464, AFP464 + Faslodex
Drug
Lead sponsor
Tigris Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2012 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 2 Interventional

An Open-Label Multicenter Phase 2 Window of Opportunity Study Evaluating Ganetespib in Women With Breast Cancer

NCT01677455
View directory record Official record
Conditions
Breast Cancer, HER-2 Positive Breast Cancer, Triple Negative Breast Cancer, ER/Progressive Response (PR) + Refractory to Prior Hormonal Treatment
Interventions
ganetespib
Drug
Lead sponsor
Synta Pharmaceuticals Corp.
Industry
Eligibility
18 Years and older · Female only
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
8
States / cities
Birmingham, Alabama • Altanta, Georgia • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2015 · Synced Nov 13, 2026, 9:06 PM EST
Suspended Phase 2 Interventional

High Cannabidiol Plant Extract (BRC-001) to Improve Aromatase Inhibitor-Induced Arthralgia in Women With Breast Cancer

NCT06538389
View directory record Official record
Conditions
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Breast Adenocarcinoma, Breast Ductal Carcinoma In Situ, Estrogen Receptor-Positive Breast Carcinoma, Progesterone Receptor-Positive Breast Carcinoma
Interventions
Biospecimen Collection, BRC-001, Placebo Administration, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Active, not recruiting Phase 2 Interventional Results available

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

NCT04692103
View directory record Official record
Conditions
Estrogen Receptor Positive, Primary or Recurrent Breast Carcinoma, Stage IV Breast Cancer AJCC v6 and v7
Interventions
F-18 16 Alpha-Fluoroestradiol, Positron Emission Tomography, Computed Tomography, Fludeoxyglucose F-18, Laboratory Biomarker Analysis
Drug · Procedure · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2041
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Terminated Phase 2 Interventional Results available

Reversing Therapy Resistance With Epigenetic-Immune Modification

NCT02395627
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Tamoxifen, Vorinostat, Pembrolizumab
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Nov 13, 2026, 9:06 PM EST
Withdrawn Early Phase 1 Interventional

ERB-B4 After Treatment With HDAC Inhibitor in ER+ Tamoxifen Refractory Breast Cancer

NCT00993642
View directory record Official record
Conditions
Breast Cancer
Interventions
Panobinostat (LBH589)
Drug
Lead sponsor
Tulane University Health Sciences Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 13, 2017 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 1 Interventional

Vaccine Therapy With or Without Sirolimus in Treating Patients With NY-ESO-1 Expressing Solid Tumors

NCT01522820
View directory record Official record
Conditions
Anaplastic Astrocytoma, Anaplastic Oligoastrocytoma, Anaplastic Oligodendroglioma, Estrogen Receptor Negative, Estrogen Receptor Positive, Glioblastoma, Hormone-Resistant Prostate Cancer, Metastatic Prostate Carcinoma, Metastatic Renal Cell Cancer, Recurrent Adult Brain Neoplasm, Recurrent Bladder Carcinoma, Recurrent Breast Carcinoma, Recurrent Colorectal Carcinoma, Recurrent Esophageal Carcinoma, Recurrent Gastric Carcinoma, Recurrent Hepatocellular Carcinoma, Recurrent Lung Carcinoma, Recurrent Melanoma, Recurrent Ovarian Carcinoma, Recurrent Prostate Carcinoma, Recurrent Renal Cell Carcinoma, Recurrent Uterine Corpus Carcinoma, Resectable Hepatocellular Carcinoma, Sarcoma, Stage IA Breast Cancer, Stage IA Ovarian Cancer, Stage IA Uterine Corpus Cancer, Stage IB Breast Cancer, Stage IB Ovarian Cancer, Stage IB Uterine Corpus Cancer, Stage IC Ovarian Cancer, Stage II Uterine Corpus Cancer, Stage IIA Breast Cancer, Stage IIA Lung Carcinoma, Stage IIA Ovarian Cancer, Stage IIB Breast Cancer, Stage IIB Esophageal Cancer, Stage IIB Lung Carcinoma, Stage IIB Ovarian Cancer, Stage IIB Skin Melanoma, Stage IIC Ovarian Cancer, Stage IIC Skin Melanoma, Stage IIIA Breast Cancer, Stage IIIA Esophageal Cancer, Stage IIIA Lung Carcinoma, Stage IIIA Ovarian Cancer, Stage IIIA Skin Melanoma, Stage IIIA Uterine Corpus Cancer, Stage IIIB Breast Cancer, Stage IIIB Esophageal Cancer, Stage IIIB Ovarian Cancer, Stage IIIB Skin Melanoma, Stage IIIB Uterine Corpus Cancer, Stage IIIC Breast Cancer, Stage IIIC Esophageal Cancer, Stage IIIC Ovarian Cancer, Stage IIIC Skin Melanoma, Stage IIIC Uterine Corpus Cancer, Stage IV Bladder Urothelial Carcinoma, Stage IV Esophageal Cancer, Stage IV Ovarian Cancer, Stage IV Prostate Cancer, Stage IV Skin Melanoma, Stage IVA Uterine Corpus Cancer, Stage IVB Uterine Corpus Cancer
Interventions
DEC-205/NY-ESO-1 Fusion Protein CDX-1401, Laboratory Biomarker Analysis, Pharmacological Study, Sirolimus
Biological · Other · Drug
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 4, 2016 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 2 Interventional Results available

Safety and Efficacy of Exemestane Plus Dasatinib Versus Placebo for Advanced ER+ Breast Cancer

NCT00767520
View directory record Official record
Conditions
Breast Cancer
Interventions
Exemestane + Dasatinib, Exemestane + Placebo
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
4
States / cities
Fountain Valley, California • Riverside, California • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2013 · Synced Nov 13, 2026, 9:06 PM EST
Terminated Phase 2 Interventional Results available

Phase 2 Study of Amcenestrant (SAR439859) Versus Physician's Choice in Locally Advanced or Metastatic ER-positive Breast Cancer

NCT04059484
View directory record Official record
Conditions
Breast Cancer Metastatic
Interventions
Amcenestrant, Fulvestrant, Anastrozole, Letrozole, Exemestane, Tamoxifen
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
14
States / cities
Birmingham, Alabama • Bakersfield, California • Santa Monica, California + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 1 Interventional

BYL719 and Letrozole in Post-Menopausal Patients With Hormone Receptor-Positive Metastatic Breast Cancer

NCT01791478
View directory record Official record
Conditions
Estrogen Receptor-positive Breast Cancer, HER2-negative Breast Cancer, Invasive Ductal Breast Carcinoma, Progesterone Receptor-positive Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
PI3K inhibitor BYL719, letrozole, laboratory biomarker analysis, pharmacological studies
Drug · Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
2
States / cities
Boston, Massachusetts • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 2 Interventional

Anastrozole and ZD 1839 in Treating Postmenopausal Women With Metastatic Breast Cancer

NCT00049062
View directory record Official record
Conditions
Breast Cancer
Interventions
anastrozole, gefitinib
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Feb 21, 2013 · Synced Nov 13, 2026, 9:06 PM EST
Active, not recruiting Phase 3 Interventional Results available

Higher Per Daily Treatment-Dose Radiation Therapy or Standard Per Daily Treatment Radiation Therapy in Treating Patients With Early-Stage Breast Cancer That Was Removed by Surgery

NCT01349322
View directory record Official record
Conditions
Breast Cancer
Interventions
Standard fractionation whole breast irradiation, Hypofractionated whole breast irradiation, Concurrent boost, Sequential boost
Radiation
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older · Female only
Enrollment
2,354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
386
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 304 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 2 Interventional Results available

Letrozole in Post-Menopausal Patients With Operable Hormone-Sensitive Breast Cancer

NCT03747042
View directory record Official record
Conditions
Breast Cancer Female
Interventions
Letrozole
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 1Phase 2 Interventional Results available

Palbociclib With Everolimus + Exemestane In BC

NCT02871791
View directory record Official record
Conditions
Human Epidermal Growth Factor 2 Negative Carcinoma of Breast, Hormone Receptor (HR)-Positive Breast Cancer
Interventions
Palbociclib, Everolimus, Exemestane
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 29, 2022 · Synced Nov 13, 2026, 9:06 PM EST
Terminated Phase 1Phase 2 Interventional Results available

Taselisib and Enzalutamide in Treating Patients With Androgen Receptor Positive Triple-Negative Metastatic Breast Cancer

NCT02457910
View directory record Official record
Conditions
Estrogen Receptor Negative, Estrogen Receptor Positive, HER2/Neu Negative, Progesterone Receptor Negative, Progesterone Receptor Positive, Stage IV Breast Cancer, Triple-Negative Breast Carcinoma
Interventions
Biomarker Analysis, Enzalutamide, Pharmacological Study, Taselisib
Other · Drug
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
12
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Chicago, Illinois + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2022 · Synced Nov 13, 2026, 9:06 PM EST
Completed Phase 3 Interventional Results available

A Study of Palbociclib (PD-0332991) + Letrozole vs. Letrozole For 1st Line Treatment Of Postmenopausal Women With ER+/HER2- Advanced Breast Cancer (PALOMA-2)

NCT01740427
View directory record Official record
Conditions
Breast Neoplasms
Interventions
PD-0332991, Letrozole, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
666 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
136
States / cities
Bellflower, California • Beverly Hills, California • Fullerton, California + 83 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Nov 13, 2026, 9:06 PM EST
Terminated Phase 2 Interventional Results available

Estrogen in Postmenopausal Women With ER Positive Metastatic Breast Cancer After Failure of Sequential Endocrine Therapy

NCT00661531
View directory record Official record
Conditions
Breast Cancer, Cancer of the Breast, Neoplasms, Breast
Interventions
Estrace, Anastrozole
Drug
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Voorhees Township, New Jersey • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced Nov 13, 2026, 9:06 PM EST