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ClinicalTrials.gov public records Last synced Jun 25, 2026, 9:46 AM EDT

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Showing 1–24 of 71 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Locally Advanced Hormone Receptor-Positive Breast Carcinoma Clear all
Recruiting Phase 3 Interventional

A Study of Dato-DXd in Inoperable or Metastatic Hormone Receptor-positive, HER2 IHC 0 Breast Cancer

NCT07205822
View directory record Official record
Conditions
Breast Cancer
Interventions
Dato-DXd
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
6
States / cities
Largo, Florida • Fort Wayne, Indiana • Omaha, Nebraska + 3 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Recruiting Phase 3 Interventional

A Study to Learn About the Study Medicine Called PF-07248144 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment.

NCT07062965
View directory record Official record
Conditions
Breast Cancer
Interventions
PF-07248144, Fulvestrant, Everolimus, Exemestane
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
102
States / cities
Chandler, Arizona • Gilbert, Arizona • Glendale, Arizona + 85 more
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Recruiting Phase 1 Interventional

Study of XB010 in Subjects With Solid Tumors

NCT06545331
View directory record Official record
Conditions
Locally Advanced or Metastatic Solid Tumors, Esophageal Squamous Cell Cancer, Head and Neck Squamous Cell Cancer, NSCLC (Non-small Cell Lung Cancer), Hormone-receptor-positive Breast Cancer, Triple Negative Breast Cancer (TNBC)
Interventions
XB010, Pembrolizumab
Drug
Lead sponsor
Exelixis
Industry
Eligibility
18 Years and older
Enrollment
396 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
16
States / cities
Irvine, California • Los Angeles, California • Washington D.C., District of Columbia + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Active, not recruiting Phase 3 Interventional

Study of Sacituzumab Govitecan Versus Treatment of Physician's Choice in Patients With Hormone Receptor-positive/Human Epidermal Growth Factor Receptor 2 Negative (HR+/HER2-) Metastatic Breast Cancer Who Have Received Endocrine Therapy

NCT05840211
View directory record Official record
Conditions
Locally Advanced or Unresectable Metastatic Breast Cancer, Stage IV Breast Cancer
Interventions
Sacituzumab Govitecan-hziy, Paclitaxel, Nab-paclitaxel, Capecitabine
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
654 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
30
States / cities
Chandler, Arizona • Los Angeles, California • Palo Alto, California + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Jun 25, 2026, 9:46 AM EDT
Active, not recruiting Phase 3 Interventional Results available

Exemestane With or Without Entinostat in Treating Patients With Recurrent Hormone Receptor-Positive Breast Cancer That is Locally Advanced or Metastatic

NCT02115282
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Breast Adenocarcinoma, HER2/Neu Negative, Locally Advanced Breast Carcinoma, Metastatic Breast Carcinoma, Recurrent Breast Carcinoma
Interventions
Biospecimen Collection, Computed Tomography, Entinostat, Exemestane, Goserelin, Goserelin Acetate, Magnetic Resonance Imaging, Placebo Administration, Quality-of-Life Assessment
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
608 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
654
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • Carmichael, California + 461 more
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Recruiting Phase 1 Interventional

Study of RGT-490 in Patients With PIK3CA-Mutated Advanced Solid Tumors

NCT07524322
View directory record Official record
Conditions
Breast Cancer, Ovarian Cancer, Endometrial Cancer, PIK3CA Mutation, HER2- Negative Breast Cancer, Advanced Breast Cancer, Unresectable Solid Tumor, Hormone Receptor Positive Tumor, Cervical Cancer
Interventions
RGT-490
Drug
Lead sponsor
Regor Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
4
States / cities
Los Angeles, California • Houston, Texas • San Antonio, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Active, not recruiting Phase 1 Interventional

A Study of XL092 as Single-Agent and Combination Therapy in Subjects With Solid Tumors

NCT03845166
View directory record Official record
Conditions
Neoplasm Malignant, Renal Cell Carcinoma, Hormone Receptor Positive Breast Carcinoma, Metastatic Castration-resistant Prostate Cancer, Colorectal Cancer
Interventions
XL092, Atezolizumab, Avelumab
Drug
Lead sponsor
Exelixis
Industry
Eligibility
18 Years and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
40
States / cities
Duarte, California • La Jolla, California • Los Angeles, California + 33 more
Source: ClinicalTrials.gov public record
Updated Nov 18, 2024 · Synced Jun 25, 2026, 9:46 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 Jun 25, 2026, 9:46 AM EDT
Terminated Phase 1 Interventional Results available

A Study of Ipatasertib Plus Palbociclib and Fulvestrant Versus Placebo Plus Palbociclib and Fulvestrant in Hormone Receptor Positive and HER2 Negative Locally Advanced Unresectable or Metastatic Breast Cancer

NCT04060862
View directory record Official record
Conditions
Breast Cancer
Interventions
Ipatasertib, Placebo, Palbociclib, Fulvestrant
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
5
States / cities
Atlanta, Georgia • Chicago, Illinois • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2024 · Synced Jun 25, 2026, 9:46 AM EDT
Active, not recruiting Phase 1 Interventional

A Study of GDC-9545 Alone or in Combination With Palbociclib and/or Luteinizing Hormone-Releasing Hormone (LHRH) Agonist in Locally Advanced or Metastatic Estrogen Receptor-Positive Breast Cancer

NCT03332797
View directory record Official record
Conditions
Breast Cancer
Interventions
GDC-9545, Palbociclib, LHRH Agonist
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
6
States / cities
Aurora, Colorado • Boston, Massachusetts • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Recruiting Phase 1 Interventional

AVA6103 in Subjects With Locally Advanced or Metastatic Selected Solid Tumors

NCT07454642
View directory record Official record
Conditions
Vulvar Adenocarcinoma, PDAC - Pancreatic Ductal Adenocarcinoma, Gastric Adenocarcinoma, GEJ Adenocarcinoma, Cervical Adenocarcinoma, Cervical Adenosquamous Carcinoma, Small Cell Carcinoma of Lung, Colorectal Cancer, Hormone Receptor Positive Breast Carcinoma
Interventions
AVA6103
Drug
Lead sponsor
Avacta Life Sciences Ltd
Industry
Eligibility
18 Years and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
Grand Rapids, Michigan • Irving, Texas • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional Results available

A Study Evaluating the Efficacy and Safety of Inavolisib + Palbociclib + Fulvestrant vs Placebo + Palbociclib + Fulvestrant in Participants With PIK3CA-Mutant, Hormone Receptor-Positive, HER2-Negative, Locally Advanced or Metastatic Breast Cancer

NCT04191499
View directory record Official record
Conditions
Breast Cancer
Interventions
Inavolisib, Placebo, Palbociclib, Fulvestrant
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
10
States / cities
Beverly Hills, California • Boston, Massachusetts • New York, New York + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Javelin Parp Medley: Avelumab Plus Talazoparib In Locally Advanced Or Metastatic Solid Tumors

NCT03330405
View directory record Official record
Conditions
Avelumab in Combination With Talazoparib Will be Investigated in Patients With Locally Advanced (Primary or Recurrent) or Metastatic Solid Tumors
Interventions
Avelumab Phase 1b, Talazoparib Phase 1b, Avelumab Phase 2, Talazoparib Phase 2
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
38
States / cities
Fayetteville, Arkansas • Rogers, Arkansas • Springdale, Arkansas + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2023 · Synced Jun 25, 2026, 9:46 AM EDT
Terminated Phase 2 Interventional

Letrozole and Celecoxib in Treating Postmenopausal Women With Locally Advanced or Metastatic Breast Cancer

NCT00101062
View directory record Official record
Conditions
Breast Cancer
Interventions
celecoxib, letrozole
Drug
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Jun 25, 2026, 9:46 AM EDT
Terminated Phase 3 Interventional

Treatment and Survival Continuation Study of Atamestane Plus Toremifene vs Letrozole in Advanced Breast Cancer

NCT00267553
View directory record Official record
Conditions
Breast Neoplasms, Neoplasms, Hormone-Dependent
Interventions
Atamestane, toremifene, letrozole
Drug
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
6
States / cities
Greenbrae, California • Saint Joseph, Michigan • Kansas City, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2007 · Synced Jun 25, 2026, 9:46 AM EDT
Withdrawn Phase 2 Interventional

Neoadjuvant and Adjuvant Exemestane in Treating Postmenopausal Women With Locally Advanced Hormone Receptor-Positive Breast Cancer

NCT00080613
View directory record Official record
Conditions
Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer
Interventions
exemestane, adjuvant therapy, aromatase inhibition, conventional surgery, endocrine therapy, hormone therapy, neoadjuvant therapy, surgery
Drug · Procedure
Lead sponsor
Robert H. Lurie Cancer Center
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 9, 2013 · Synced Jun 25, 2026, 9:46 AM EDT
Terminated Phase 3 Interventional

The CAT Study: Atamestane Plus Toremifene Versus Letrozole in Advanced Breast Cancer

NCT00097344
View directory record Official record
Conditions
Breast Neoplasms, Neoplasms, Hormone-Dependent
Interventions
Atamestane, Toremifene, Letrozole, Aromatase inhibition, Estrogen receptor blocker, Hormone therapy, Endocrine therapy, Antiestrogen therapy
Drug · Procedure
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years and older · Female only
Enrollment
842 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
49
States / cities
Mobile, Alabama • Tuscon, Arizona • Hot Springs, Arkansas + 46 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2007 · Synced Jun 25, 2026, 9:46 AM EDT
Completed Phase 3 Interventional Results available

Docetaxel, Carboplatin, Trastuzumab, and Pertuzumab With or Without Estrogen Deprivation in Treating Patients With Hormone Receptor-Positive, HER2-Positive Operable or Locally Advanced Breast Cancer

NCT02003209
View directory record Official record
Conditions
HER2-Positive Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma, Stage IB Breast Cancer AJCC v7, Stage IIA Breast Cancer AJCC v6 and v7, Stage IIB Breast Cancer AJCC v6 and v7, Stage IIIA Breast Cancer AJCC v7, Stage IIIB Breast Cancer AJCC v7, Stage IIIC Breast Cancer AJCC v7
Interventions
Aromatase Inhibition Therapy, Carboplatin, Cytology Specimen Collection Procedure, Docetaxel, Goserelin Acetate, Laboratory Biomarker Analysis, Pertuzumab, Quality-of-Life Assessment, Therapeutic Conventional Surgery, Trastuzumab, Whole Breast Irradiation
Drug · Other · Biological + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
731
States / cities
Fairbanks, Alaska • Hot Springs, Arkansas • Anaheim, California + 465 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Jun 25, 2026, 9:46 AM EDT
Terminated Phase 2 Interventional Results available

Study of Anastrozole +/- AZD8931 in Postmenopausal Women With Endocrine Therapy Naive Breast Cancer

NCT01151215
View directory record Official record
Conditions
Neoplasms, Breast Neoplasms, Breast Cancer
Interventions
AZD8931, anastrozole, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older · Female only
Enrollment
482 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Lake Success, New York
Source: ClinicalTrials.gov public record
Updated Jul 24, 2014 · Synced Jun 25, 2026, 9:46 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, 9:46 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, 9:46 AM EDT
Completed Phase 1 Interventional Results available

BYL719 Plus Letrozole or Exemestane for Patients With Hormone-Receptor Positive Locally-Advanced Unresectable or Metastatic Breast Cancer

NCT01870505
View directory record Official record
Conditions
Metastatic or Locally-advanced Unresectable Breast Cancer
Interventions
BYL719, Letrozole, Exemestane
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 8, 2024 · Synced Jun 25, 2026, 9:46 AM 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 21, 2026 · Synced Jun 25, 2026, 9:46 AM EDT
Recruiting Phase 3 Interventional

Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer

NCT06982521
View directory record Official record
Conditions
PIK3CA Mutation, HER2- Negative Breast Cancer, Hormone Receptor Positive Tumor, Breast Cancer, Metastatic Breast Cancer, Advanced Breast Cancer
Interventions
RLY-2608, Capivasertib, Fulvestrant
Drug
Lead sponsor
Relay Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
51
States / cities
Gilbert, Arizona • Beverly Hills, California • Duarte, California + 41 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jun 25, 2026, 9:46 AM EDT