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ClinicalTrials.gov public records Last synced Jul 21, 2026, 11:25 AM EDT

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Showing 1–24 of 270 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Hormone Receptor Negative Breast Carcinoma Clear all
Completed Phase 3 Interventional Results available

Study to Assess the Safety and Efficacy of Ribociclib (LEE011) in Combination With Letrozole for the Treatment of Men and Pre/Postmenopausal Women With HR+ HER2- aBC

NCT02941926
View directory record Official record
Conditions
Breast Cancer
Interventions
Ribociclib, Letrozole, Goserelin, Leuprolide
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
3,246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
71
States / cities
Anchorage, Alaska • Chandler, Arizona • Phoenix, Arizona + 66 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2023 · Synced Jul 21, 2026, 11:25 AM EDT
Recruiting Phase 2 Interventional

Artificial Intelligence and Machine Learning to Guide CDK4/6 Inhibitor Rechallenge in Breast Cancer.

NCT07227233
View directory record Official record
Conditions
Breast Cancer
Interventions
A CDK4/6 inhibitor different from the first that the participant had received, plus fulvestrant., Treatment of physician's choice
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Jul 21, 2026, 11:25 AM EDT
Recruiting Phase 1 Interventional

Clinical Trial of Avasopasem in Patients With Metastatic Hormone Receptor Positive Breast Cancer With Progression on a CDK 4/6 Inhibitor and Hormonal Therapy

NCT07137871
View directory record Official record
Conditions
Breast Cancer Metastatic
Interventions
Avasopasem
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Jul 21, 2026, 11:25 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 Jul 21, 2026, 11:25 AM EDT
Completed Phase 2 Interventional Results available

Combination Chemotherapy and Filgrastim Before Surgery in Treating Patients With HER2-Positive Breast Cancer That Can Be Removed By Surgery

NCT00194779
View directory record Official record
Conditions
Estrogen Receptor-negative Breast Cancer, Estrogen Receptor-positive Breast Cancer, HER2-positive Breast Cancer, Progesterone Receptor-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer
Interventions
doxorubicin hydrochloride, cyclophosphamide, paclitaxel, filgrastim, capecitabine, methotrexate, vinorelbine tartrate, needle biopsy, therapeutic conventional surgery, immunohistochemistry staining method, trastuzumab, tamoxifen citrate, letrozole, laboratory biomarker analysis
Drug · Biological · Procedure + 1 more
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 11, 2018 · Synced Jul 21, 2026, 11:25 AM EDT
Completed Phase 1 Interventional

HOPE: Olaparib, Palbociclib and Fulvestrant in Patients With BRCA Mutation-associated, HR+, HER2-metastatic Breast Cancer

NCT03685331
View directory record Official record
Conditions
Metastatic Breast Cancer, Locally Advanced Breast Cancer, Advanced Breast Cancer, BRCA2 Mutation, BRCA1 Mutation
Interventions
Palbociclib, Olaparib, Fulvestrant
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Jul 21, 2026, 11:25 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 Jul 21, 2026, 11:25 AM EDT
Terminated Phase 2 Interventional Results available

Testing the Use of Fulvestrant and Binimetinib Targeted Treatment for NF1 Mutation in Hormone Receptor-Positive Metastatic Breast Cancer (A ComboMATCH Treatment Trial)

NCT05554354
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic HER2-Negative Breast Carcinoma, Metastatic Hormone Receptor-Positive Breast Carcinoma
Interventions
Binimetinib, Biopsy Procedure, Biospecimen Collection, Bone Scan, Computed Tomography, Echocardiography Test, Fulvestrant, Magnetic Resonance Imaging, Multigated Acquisition Scan
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
192
States / cities
Birmingham, Alabama • Kingman, Arizona • Arroyo Grande, California + 155 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Jul 21, 2026, 11:25 AM EDT
Completed Phase 2 Interventional Results available

Medroxyprogesterone +/- Cyclophosphamide & Methotrexate in Hormone Receptor-Negative Recurrent/Metastatic Breast Cancer

NCT00577122
View directory record Official record
Conditions
Estrogen Receptor-negative Breast Cancer, Progesterone Receptor-negative Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
Medroxyprogesterone progesterone acetate (MPA), Medroxyprogesterone with Cyclophosphamide + Methotrexate
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
7
States / cities
Birmingham, Alabama • San Francisco, California • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2023 · Synced Jul 21, 2026, 11:25 AM EDT
Recruiting Phase 1 Interventional

RADIANT: Pre-op Radiation With Abemaciclib and Letrozole

NCT06139107
View directory record Official record
Conditions
Breast Cancer
Interventions
Abemaciclib, Letrozole
Drug
Lead sponsor
Mridula George, MD
Other
Eligibility
60 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
4
States / cities
Belleville, New Jersey • Livingston, New Jersey • New Brunswick, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Jul 21, 2026, 11:25 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 Jul 21, 2026, 11:25 AM EDT
Recruiting Not applicable Interventional

Screening Magnetic Resonance Imaging of the Brain in Patients With Breast Cancer

NCT04030507
View directory record Official record
Conditions
Breast Cancer, HER2-positive Breast Cancer, Triple Negative Breast Cancer, Hormone Receptor Positive Malignant Neoplasm of Breast, Inflammatory Breast Cancer, Metastatic Breast Cancer
Interventions
MRI
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Jul 21, 2026, 11:25 AM EDT
Not listed Phase 2 Interventional Results available

Pembrolizumab and Capecitabine in Treating Patients With Locally Advanced or Metastatic Triple Negative or Hormone-Refractory Breast Cancer That Cannot Be Removed by Surgery

NCT03044730
View directory record Official record
Conditions
Estrogen Receptor Negative, HER2/Neu Negative, Progesterone Receptor Negative, Recurrent Breast Carcinoma, Stage III Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer, Triple-Negative Breast Carcinoma
Interventions
Capecitabine, Laboratory Biomarker Analysis, Pembrolizumab
Drug · Other · Biological
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
2
States / cities
Chicago, Illinois • Lake Forest, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 12, 2020 · Synced Jul 21, 2026, 11:25 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 Jul 20, 2026 · Synced Jul 21, 2026, 11:25 AM EDT
Completed Phase 1 Interventional

Study of LEE011 With Fulvestrant and BYL719 or BKM120 in Advanced Breast Cancer

NCT02088684
View directory record Official record
Conditions
Breast Cancer
Interventions
LEE011, BYL719, fulvestrant, BKM120
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
3
States / cities
Birmingham, Alabama • Boston, Massachusetts • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced Jul 21, 2026, 11:25 AM EDT
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 26, 2026 · Synced Jul 21, 2026, 11:25 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 Jul 21, 2026, 11:25 AM 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 21, 2025 · Synced Jul 21, 2026, 11:25 AM EDT
Completed Phase 2 Interventional Results available

Ribociclib and Aromatase Inhibitor in Treating Older Participants With Hormone Receptor Positive Metastatic Breast Cancer

NCT03477396
View directory record Official record
Conditions
Estrogen Receptor and/or Progesterone Receptor Positive, HER2/Neu Negative, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Aromatase Inhibitor, Laboratory Biomarker Analysis, Pharmacokinetic Study, Questionnaire Administration, Ribociclib
Drug · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
70 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
9
States / cities
Corona, California • Duarte, California • Lancaster, California + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2024 · Synced Jul 21, 2026, 11:25 AM EDT
Recruiting Phase 1 Interventional

Testing the Safety of the Combination of Anti-Cancer Drugs CX-5461 (Pidnarulex) and Trastuzumab Deruxtecan (T-DXd) for Human Epidermal Growth Factor Receptor 2 (HER2)-Positive Solid Tumors and Breast Cancer

NCT07137416
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Invasive Breast Carcinoma, Locally Advanced Breast Carcinoma, Metastatic Breast Carcinoma, Metastatic HER2-Low Breast Carcinoma, Metastatic HER2-Positive Breast Carcinoma, Metastatic Hormone Receptor-Positive Breast Carcinoma, Metastatic Malignant Solid Neoplasm, Metastatic Triple-Negative Breast Carcinoma, Unresectable Breast Carcinoma, Unresectable HER2-Low Breast Carcinoma, Unresectable HER2-Positive Breast Carcinoma, Unresectable Hormone Receptor-Positive Breast Carcinoma, Unresectable Malignant Solid Neoplasm, Unresectable Triple-Negative Breast Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Echocardiography Test, Multigated Acquisition Scan, Pidnarulex, Radiologic Imaging Procedure, Trastuzumab Deruxtecan
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Jul 21, 2026, 11:25 AM EDT
Terminated Phase 2 Interventional Results available

Oral SM-88 in Patients With Metastatic HR+/HER2- Breast Cancer

NCT04720664
View directory record Official record
Conditions
Breast Cancer, Metastatic Breast Cancer, Hormone Receptor Positive Breast Carcinoma
Interventions
SM-88
Drug
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 27, 2023 · Synced Jul 21, 2026, 11:25 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

A Study of PF-06873600 in People With Cancer

NCT03519178
View directory record Official record
Conditions
HR+ HER2- Metastatic Breast Cancer, Ovarian Cancer, Fallopian Tube Cancer, Primary Peritoneal Cancer, Triple Negative Breast Cancer, Male Breast Cancer
Interventions
PF-06873600, Endocrine Therapy 1, Endocrine Therapy 2
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
39
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Fayetteville, Arkansas + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Jul 21, 2026, 11:25 AM EDT
Terminated Phase 2 Interventional Results available

Phase II Open-Label Trial of Tarceva in Women With Metastatic, Hormone- and HER2-Negative Breast Cancer

NCT00597597
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Erlotinib
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Jul 21, 2026, 11:25 AM EDT
Terminated Phase 3 Interventional

Tesetaxel Plus Reduced Dose of Capecitabine vs. Capecitabine in HER2 Negative, HR Positive, LA/MBC

NCT03326674
View directory record Official record
Conditions
Breast Cancer
Interventions
Tesetaxel and Capecitabine, Capecitabine
Drug
Lead sponsor
Odonate Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
685 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
90
States / cities
Chandler, Arizona • Goodyear, Arizona • Tucson, Arizona + 81 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2021 · Synced Jul 21, 2026, 11:25 AM EDT