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Showing 1–24 of 66 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Recurrent Hormone Receptor-Positive Breast Carcinoma Clear all
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 18, 2020 · Synced Jun 25, 2026, 4:23 AM EDT
Completed No phase listed Observational

PRospective Study Of MammaPrint in Patients With an Intermediate Recurrence Score

NCT01617954
View directory record Official record
Conditions
Hormone Receptor Positive Malignant Neoplasm of Breast
Interventions
MammaPrint
Device
Lead sponsor
Agendia
Industry
Eligibility
18 Years to 90 Years · Female only
Enrollment
820 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
53
States / cities
Phoenix, Arizona • Burbank, California • Palm Springs, California + 47 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Jun 25, 2026, 4:23 AM 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, Multigated Acquisition Scan, Biopsy, Biospecimen Collection, Computed Tomography, Positron Emission Tomography
Biological · Drug · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study to Learn About a New Medicine Called Vepdegestrant (ARV-471, PF-07850327) in People Who Have Advanced Metastatic Breast Cancer

NCT05654623
View directory record Official record
Conditions
Advanced Breast Cancer
Interventions
ARV-471, Fulvestrant
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
87
States / cities
Encinitas, California • Fountain Valley, California • Fresno, California + 69 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Terminated Phase 2 Interventional Results available

Phase II Study of Everolimus Beyond Progression

NCT02269670
View directory record Official record
Conditions
Estrogen Receptor-positive Breast Cancer, HER2-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Recurrent Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
everolimus, anastrozole, letrozole, tamoxifen citrate, fulvestrant, megestrol acetate
Drug
Lead sponsor
Emory University
Other
Eligibility
19 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Jun 25, 2026, 4:23 AM EDT
Completed Phase 2 Interventional Results available

Exemestane or Docetaxel-Cytoxan in Low Recurrence Score Cancers

NCT00941330
View directory record Official record
Conditions
Breast Cancer
Interventions
Exemestane, Docetaxel, Cytoxan
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 9, 2017 · Synced Jun 25, 2026, 4:23 AM EDT
Terminated Phase 2 Interventional Results available

Neo-Adjuvant Abemaciclib With Fulvestrant in Patients With ER/PR +HER Negative Breast Cancer

NCT04305236
View directory record Official record
Conditions
Breast Neoplasm, Hormone Receptor Positive Breast Carcinoma
Interventions
Abemaciclib, Fulvestrant
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Jun 25, 2026, 4:23 AM EDT
Terminated Phase 2 Interventional Results available

Neoadj ph 2 AI Plus Everolimus in Postmenopausal Women w/ ER Pos/HER2 Neg, Low Risk Score

NCT02236572
View directory record Official record
Conditions
Breast Cancer
Interventions
Everolimus
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 31, 2022 · Synced Jun 25, 2026, 4:23 AM EDT
Active, not recruiting Phase 3 Interventional Results available

Capivasertib+Fulvestrant vs Placebo+Fulvestrant as Treatment for Locally Advanced (Inoperable) or Metastatic HR+/HER2- Breast Cancer

NCT04305496
View directory record Official record
Conditions
Locally Advanced (Inoperable) or Metastatic Breast Cancer
Interventions
Fulvestrant, Capivasertib, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
818 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
22
States / cities
Gilbert, Arizona • Orange, California • San Francisco, California + 19 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Recruiting Phase 2 Interventional

Circulating Tumor DNA

NCT06923527
View directory record Official record
Conditions
ER+ Breast Cancer
Interventions
Elacestrant
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
7
States / cities
New Haven, Connecticut • Washington D.C., District of Columbia • Baltimore, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Completed Phase 2 Interventional

Efficacy and Safety of BMS-690514 in Combination With Letrozole to Treat Metastatic Breast Cancer

NCT01068704
View directory record Official record
Conditions
Breast Cancer
Interventions
BMS-690514, Lapatinib, Letrozole
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
4
States / cities
Abilene, Texas • Beaumont, Texas • Fort Worth, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2015 · Synced Jun 25, 2026, 4:23 AM EDT
Completed Phase 2 Interventional Results available

Anastrozole and ZD1839 Compared With Fulvestrant and ZD1839 in Postmenopausal Women w/ Metastatic Breast Cancer

NCT00057941
View directory record Official record
Conditions
Estrogen Receptor-positive Breast Cancer, Progesterone Receptor-positive Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
anastrozole, gefitinib, fulvestrant, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 11, 2014 · Synced Jun 25, 2026, 4:23 AM EDT
Active, not recruiting Phase 3 Interventional

Study of PF-07220060 With Letrozole in Adults With HR-positive HER2-negative Breast Cancer Who Have Not Received Anticancer Treatment for Advanced/Metastatic Disease

NCT06760637
View directory record Official record
Conditions
Breast Cancer
Interventions
PF-07220060, letrozole, abemaciclib, palbociclib, ribociclib
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,035 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2037
U.S. locations
218
States / cities
Birmingham, Alabama • Chandler, Arizona • Gilbert, Arizona + 135 more
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Terminated Phase 2 Interventional

High-Dose Esterified Estrogens in Treating Postmenopausal Women With Metastatic Breast Cancer That Has Failed Previous Hormone Therapy

NCT00131924
View directory record Official record
Conditions
Breast Cancer
Interventions
esterified estrogens
Biological
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 10, 2012 · Synced Jun 25, 2026, 4:23 AM EDT
Completed Phase 2 Interventional Results available

F-18 16 Alpha-Fluoroestradiol-Labeled Positron Emission Tomography in Predicting Response to First-Line Hormone Therapy in Patients With Stage IV Breast Cancer

NCT00602043
View directory record Official record
Conditions
Estrogen Receptor-positive Breast Cancer, Progesterone Receptor-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
F-18 16 alpha-fluoroestradiol, fludeoxyglucose F 18, positron emission tomography, computed tomography, laboratory biomarker analysis
Radiation · Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 18, 2020 · Synced Jun 25, 2026, 4:23 AM EDT
Withdrawn Phase 2 Interventional

S0511, Goserelin and Anastrozole in Treating Men With Recurrent or Metastatic Breast Cancer

NCT00217659
View directory record Official record
Conditions
Breast Cancer
Interventions
anastrozole, goserelin acetate
Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
57
States / cities
Los Angeles, California • Sacramento, California • Aurora, Colorado + 36 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2013 · Synced Jun 25, 2026, 4:23 AM EDT
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 18, 2020 · Synced Jun 25, 2026, 4:23 AM EDT
Active, not recruiting Phase 3 Interventional Results available

Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer

NCT01272037
View directory record Official record
Conditions
Breast Ductal Carcinoma In Situ, Invasive Breast Carcinoma, Multicentric Breast Carcinoma, Multifocal Breast Carcinoma, Synchronous Bilateral Breast Carcinoma
Interventions
Anastrozole, Exemestane, Laboratory Biomarker Analysis, Letrozole, Quality-of-Life Assessment, Systemic Chemotherapy, Tamoxifen Citrate
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
5,018 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2027
U.S. locations
1436
States / cities
Anniston, Alabama • Birmingham, Alabama • Mobile, Alabama + 882 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Completed No phase listed Observational

A Study to Learn About the Dangers Linked to Myelosuppression (Decreased Bone Marrow Function) in Breast Cancer Patients Treated With the Study Medicine Palbociclib (Pal Bow Sai Klib)

NCT05709158
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
4,184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Completed Phase 1 Interventional

Yttrium Y 90 SMT 487 in Treating Patients With Refractory or Recurrent Cancer

NCT00006368
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Breast Cancer, Gastrointestinal Carcinoid Tumor, Islet Cell Tumor, Lung Cancer, Lymphoma, Melanoma (Skin), Neoplastic Syndrome
Interventions
yttrium Y 90-edotreotide
Radiation
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2003
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 30, 2013 · Synced Jun 25, 2026, 4:23 AM EDT
Recruiting Phase 3 Interventional

Testing Whether Hormone Therapy With Ribociclib is as Effective as Chemotherapy Followed by Hormone Therapy With Ribociclib for the Treatment of High Anatomic Stage Breast Cancer With Low Recurrence Risk, The RxFINE-Low Trial

NCT07391774
View directory record Official record
Conditions
Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Estrogen Receptor-Positive Breast Carcinoma, HER2-Negative Breast Carcinoma
Interventions
Anastrozole, Biospecimen Collection, Bone Scan, Chemotherapy, Computed Tomography, Exemestane, Letrozole, Oncotype DX Breast Cancer Assay, Positron Emission Tomography, Ribociclib Succinate
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
1,978 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
25
States / cities
Stamford, Connecticut • Bloomington, Illinois • Canton, Illinois + 18 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Jun 25, 2026, 4:23 AM EDT
Terminated Phase 1 Interventional

A Dose Escalation and Expansion Study of TRX518 in Combination With Cyclophosphamide Plus Avelumab in Advanced Solid Tumors

NCT03861403
View directory record Official record
Conditions
Solid Tumors, Advanced Triple Negative Breast Cancer, Advanced Hormone Receptor Positive/Endocrine Refractory Breast Cancer, Advanced Metastatic Castration-Resistant Prostate Cancer, Advanced Platinum-Resistant Ovarian Cancer
Interventions
TRX518, Cyclophosphamide, Avelumab
Drug
Lead sponsor
Leap Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
4
States / cities
Lafayette, Indiana • New York, New York • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced Jun 25, 2026, 4:23 AM EDT
Completed Phase 1 Interventional

Phase Ib, Dose Escalation Study of Oral LDE225 in Combination With BKM120 in Patients With Advanced Solid Tumors

NCT01576666
View directory record Official record
Conditions
Dose Escalation, Safety, Preliminary Efficacy, Advanced Solid Tumors, Metastatic Breast Cancer, Advanced Pancreatic Adenocarcinoma, Metastatic Colorectal Cancer, Recurrent Glioblastoma Multiforme, Gastric Cancer, Gastroesophageal Junction Cancer, Triple Negative Metastatic Breast Cancer, Hormone Receptor Positive (ER+/PR+, and Her2-) Metastatic Breast Cancer
Interventions
LDE225, BKM120
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
13
States / cities
Los Angeles, California • San Francisco, California • Tampa, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2020 · Synced Jun 25, 2026, 4:23 AM EDT
Active, not recruiting No phase listed Observational

Genetic Analysis in Blood and Tumor Samples From Patients With Advanced or Metastatic Estrogen Receptor Positive and HER2 Negative Breast Cancer Receiving Palbociclib and Endocrine Therapy

NCT03281902
View directory record Official record
Conditions
Advanced Breast Carcinoma, Locally Advanced Breast Carcinoma, Metastatic Breast Carcinoma, Recurrent Breast Carcinoma, Stage III Breast Cancer AJCC v7, 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
Biopsy, Biospecimen Collection, Laboratory Biomarker Analysis
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Jun 25, 2026, 4:23 AM EDT