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ClinicalTrials.gov public records Last synced Oct 6, 2026, 2:49 PM EDT

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Showing 73–96 of 410 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Hormone Receptor-Positive Breast Clear all
Completed No phase listed Observational

TREATMENT AND MONITORING PATTERNS AND CLINICAL OUTCOMES IN PATIENTS RECEIVING PALBOCICLIB COMBINATION TREATMENT (WITH AI OR FULVESTRANT) FOR HR+/HER2- A/MBC IN A COMMUNITY ONCOLOGY SETTING.

NCT04498481
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 1 Interventional

A Phase 1b Study of TAK-700 in Postmenopausal Women With Hormone-receptor Positive Metastatic Breast Cancer

NCT01808040
View directory record Official record
Conditions
Post Menopausal, Hormone Receptor Positive Breast Cancer
Interventions
TAK700
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Oct 6, 2026, 2:49 PM EDT
Terminated Phase 2 Interventional Results available

High Dose Vitamin D vs Standard Dose Vitamin D Study

NCT01988090
View directory record Official record
Conditions
Breast Cancer
Interventions
800 IU Vitamin D Supplement, 50,000 IU Vitamin D supplement
Drug
Lead sponsor
Mothaffar Rimawi
Other
Eligibility
18 Years and older · Female only
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
2
States / cities
St Louis, Missouri • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 9, 2021 · Synced Oct 6, 2026, 2:49 PM EDT
Recruiting Phase 1 Interventional

A Study to Evaluate the Safety and Tolerability of TOS-358 in Women With HR+ HER2- Breast Cancer

NCT05683418
View directory record Official record
Conditions
HR+/HER2-negative Breast Cancer
Interventions
TOS-358, Fulvestrant, Palbociclib, Ribociclib
Drug
Lead sponsor
Totus Medicines
Industry
Eligibility
18 Years and older · Female only
Enrollment
241 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
9
States / cities
Chicago, Illinois • Boston, Massachusetts • Las Vegas, Nevada + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Recruiting Phase 1 Interventional

Personalized Neo-Antigen Peptide Vaccine for the Treatment of Stage IIIC-IV Melanoma, Hormone Receptor Positive HER2 Negative Metastatic Refractory Breast Cancer or Stage III-IV Non-Small Cell Lung Cancer

NCT05098210
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Locally Advanced Cutaneous Melanoma, Locally Advanced Mucosal Melanoma, Metastatic Acral Melanoma, Metastatic Conjunctival Melanoma, Metastatic Cutaneous Melanoma, Metastatic HER2-Negative Breast Carcinoma, Metastatic Hormone Receptor-Positive Breast Carcinoma, Metastatic Lung Non-Small Cell Carcinoma, Metastatic Malignant Solid Neoplasm, Metastatic Mucosal Melanoma, Pathologic Stage IIIC Cutaneous Melanoma AJCC v8, Pathologic Stage IIID Cutaneous Melanoma AJCC v8, Recurrent Cutaneous Melanoma, Recurrent HER2-Negative Breast Carcinoma, Recurrent Hormone Receptor-Positive Breast Carcinoma, Recurrent Lung Non-Small Cell Carcinoma, Recurrent Mucosal Melanoma, Stage III Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Unresectable Acral Melanoma, Unresectable Cutaneous Melanoma, Unresectable Lung Non-Small Cell Carcinoma, Unresectable Mucosal Melanoma
Interventions
Neoantigen Peptide Vaccine, Nivolumab, Poly ICLC, Echocardiography Test, Multigated Acquisition Scan, Biopsy Procedure, Biospecimen Collection, Computed Tomography, Positron Emission Tomography, Ruxolitinib
Biological · Drug · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Recruiting No phase listed Observational

The Sleep After Breast Cancer (ABC) Study - Examining Sleep Changes and Biomarkers Among Breast Cancer Patients

NCT07341503
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma
Interventions
Non-Interventional Study
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

A Study of Abemaciclib (LY2835219) In Participants With Previously Treated Breast Cancer That Has Spread

NCT02102490
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Abemaciclib
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
27
States / cities
Sedona, Arizona • Tucson, Arizona • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Oct 6, 2026, 2:49 PM EDT
Active, not recruiting No phase listed Observational

Comparison of the Breast Tumor Microenvironment

NCT03165487
View directory record Official record
Conditions
Triple Negative Breast Cancer, Hormone Receptor Positive Malignant Neoplasm of Breast
Interventions
Breast tissue collection, Blood sample collection
Other
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 22, 2025 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 1 Interventional

Study of ASTX727 Plus Talazoparib in Patients With Triple Negative or Hormone Resistant/HER2-negative Metastatic Breast Cancer

NCT04134884
View directory record Official record
Conditions
Metastatic Breast Cancer, Triple Negative Breast Cancer, Hormone Receptor Positive Tumor
Interventions
Talazoparib, ASTX727
Drug
Lead sponsor
Kathy Miller
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
2
States / cities
Indianapolis, Indiana • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 22, 2024 · Synced Oct 6, 2026, 2:49 PM EDT
Active, not recruiting Phase 2 Interventional

A Study to Learn About the Study Medicine Called PF-07220060 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment

NCT06105632
View directory record Official record
Conditions
Advanced or Metastatic Breast Cancer
Interventions
PF-07220060 CDK4 inhibitor, Fulvestrant, Everolimus, Exemestane
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
9
States / cities
Irvine, California • Los Angeles, California • Newport Beach, California + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Active, not recruiting Phase 2 Interventional Results available

A Study of Abemaciclib (LY2835219) Plus Tamoxifen or Abemaciclib Alone in Women With Metastatic Breast Cancer

NCT02747004
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Abemaciclib, Tamoxifen, Prophylactic Loperamide
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
5
States / cities
Tucson, Arizona • Lebanon, New Hampshire • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

A Study of U3-1402 (Patritumab Deruxtecan) in Subjects With Metastatic Breast Cancer

NCT04699630
View directory record Official record
Conditions
Metastatic Breast Cancer, Locally Advanced Breast Cancer
Interventions
U3-1402
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
11
States / cities
Birmingham, Alabama • Springdale, Arkansas • Duarte, California + 7 more
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed No phase listed Observational Results available

Treatment Patterns and Clinical Outcomes Among Patients With HR+/HER2- mBC Receiving Palbociclib Combination Therapy in the US Community Oncology Setting.

NCT04460911
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
317 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Oct 6, 2026, 2:49 PM EDT
Terminated Phase 2 Interventional Results available

Phase II PEMBROLIZUMAB + PALLIATIVE RADIOTHERAPY IN BC

NCT03051672
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Pembrolizumab, Palliative radiotherapy
Drug · Radiation
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Oct 6, 2026, 2:49 PM EDT
Terminated Phase 2 Interventional Results available

Fulvestrant and/or Trastuzumab as First-Line Therapy in Treating Postmenopausal Women With Stage IV Breast Cancer

NCT00138125
View directory record Official record
Conditions
Breast Cancer
Interventions
Faslodex, Herceptin
Drug · Biological
Lead sponsor
Translational Oncology Research International
Other
Eligibility
18 Years and older · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
3
States / cities
Los Angeles, California • Redondo Beach, California • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Not applicable Interventional

Prospective Thinking in Hormone-Responsive Breast Cancer

NCT03594578
View directory record Official record
Conditions
Hormone Receptor Positive Malignant Neoplasm of Breast
Interventions
Episodic future thinking, Episodic recent thinking
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 1, 2019 · Synced Oct 6, 2026, 2:49 PM EDT
Recruiting Not applicable Interventional

Prolonged Overnight Fasting and/or Exercise on Fatigue and Other Patient Reported Outcomes in Women With Hormone Receptor Positive Advanced Breast Cancer

NCT06123988
View directory record Official record
Conditions
HER2-positive Breast Cancer, Advanced Breast Cancer
Interventions
Prolonged Overnight Fasting, Moderate-Intensity Exercise, General Health Education Sessions
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
Phoenix, Arizona • Miami, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

Adjuvant Ribociclib With Endocrine Therapy in Hormone Receptor+/HER2- High Risk Early Breast Cancer

NCT03078751
View directory record Official record
Conditions
Breast Cancer
Interventions
Ribociclib, Adjuvant endocrine therapy, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
33
States / cities
Tucson, Arizona • Fayetteville, Arkansas • Bakersfield, California + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2021 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

A Study of Abemaciclib (LY2835219) in Participants With Breast Cancer, Non-small Cell Lung Cancer, or Melanoma That Has Spread to the Brain

NCT02308020
View directory record Official record
Conditions
Breast Cancer, Non-small Cell Lung Cancer, Melanoma, Brain Metastases
Interventions
Abemaciclib
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
19
States / cities
Duarte, California • La Jolla, California • San Francisco, California + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2020 · Synced Oct 6, 2026, 2:49 PM EDT
Terminated Phase 2 Interventional Results available

Randomized Phase II Study of Preoperative Letrozole (Femara) in Combination With Avastin in Hormone Receptor Positive Breast Cancer

NCT00461773
View directory record Official record
Conditions
Hormone-Sensitive Breast Cancer, Breast Cancer
Interventions
Letrozole, Bevacizumab
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Oct 6, 2026, 2:49 PM EDT
Recruiting Phase 4 Interventional

A Study of Revaree Plus in People With Breast Cancer

NCT07042581
View directory record Official record
Conditions
Breast Cancer, Stage 0 Breast Cancer, Stage I Breast Cancer, Stage II Breast Cancer, Stage III Breast Cancer, Stage 0 Breast Carcinoma, Stage II Breast Carcinoma, Stage III Breast Carcinoma, Hormone-receptor-positive Breast Cancer, Hormone Receptor Positive Breast Carcinoma, Hormone Receptor Positive Malignant Neoplasm of Breast
Interventions
Revaree Plus
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Recruiting Phase 1 Interventional

FIH Study of RGT-419B Alone and With Endocrine Therapy in HR-Positive, HER2-Negative Advanced/Metastatic Breast Cancer

NCT05304962
View directory record Official record
Conditions
Breast Cancer
Interventions
RGT-419B, RGT-419B in combination with hormonal therapy
Drug
Lead sponsor
Regor Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
8
States / cities
La Jolla, California • Los Angeles, California • Port Saint Lucie, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 1 Interventional

Capecitabine In Combination With Cemiplimab In Patient With Metastatic Breast Cancer

NCT05064085
View directory record Official record
Conditions
Hormone Receptor-positive Breast Cancer
Interventions
Cemiplimab, Capecitabine
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 6, 2026, 2:49 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Combination of Letrozole, Everolimus and TRC105 in Postmenopausal Women With Hormone-Receptor Positive and Her2 Negative Breast Cancer

NCT02520063
View directory record Official record
Conditions
Breast Cancer
Interventions
Letrozole, Everolimus, TRC105
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 6, 2026, 2:49 PM EDT