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ClinicalTrials.gov public records Last synced Sep 25, 2026, 11:54 AM EDT

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Showing 1–24 of 1,349 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: HER2+ Breast Cancer Clear all
Completed Phase 2 Interventional Results available

TVB-2640 and Trastuzumab With Paclitaxel or Endocrine Therapy for Treatment of HER2 Positive Metastatic Breast Cancer

NCT03179904
View directory record Official record
Conditions
Advanced Breast Carcinoma, HER2-Positive Breast Carcinoma, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, HER2-positive Breast Cancer
Interventions
Anastrozole, Denifanstat, Exemestane, Fulvestrant, Echocardiography, Letrozole, Paclitaxel, Trastuzumab, Computed Tomography, Magnetic Resonance Imaging, Biospecimen Collection, Biopsy
Drug · Procedure · Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Testing the Addition of an Anti-cancer Drug, Copanlisib, to the Usual Maintenance Treatment (Trastuzumab and Pertuzumab) After Initial Chemotherapy in a Phase Ib/II Trial for Advanced HER2 Positive Breast Cancer

NCT04108858
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, HER2-Positive Breast Carcinoma, Metastatic Breast Carcinoma
Interventions
Copanlisib, Pertuzumab, Trastuzumab
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
5
States / cities
Los Angeles, California • Aurora, Colorado • Oklahoma City, Oklahoma + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Sep 25, 2026, 11:54 AM EDT
Withdrawn Phase 1Phase 2 Interventional

A Phase I/II Trial of HER-2/Neu Pulsed DC1 Vaccine Combined With Trastuzumab for Patients With DCIS

NCT02336984
View directory record Official record
Conditions
Breast Cancer
Interventions
HER-2 pulsed DC1, trastuzumab, pertuzumab
Biological · Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Tampa, Florida • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 10, 2021 · Synced Sep 25, 2026, 11:54 AM EDT
Active, not recruiting Phase 3 Interventional

Study of Alpelisib (BYL719) in Combination With Trastuzumab and Pertuzumab as Maintenance Therapy in Patients With HER2-positive Advanced Breast Cancer With a PIK3CA Mutation

NCT04208178
View directory record Official record
Conditions
Advanced HER2+Breast Cancer
Interventions
Alpelisib, Alpelisib matching Placebo, Trastuzumab, Pertuzumab
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
2
States / cities
Fayetteville, Arkansas • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Completed Phase 2 Interventional Results available

Study to Compare Alisertib With Paclitaxel vs. Paclitaxel Alone in Metastatic or Locally Recurrent Breast Cancer

NCT02187991
View directory record Official record
Conditions
Breast Cancer, Breast Carcinoma, Breast Tumors, Malignant Neoplasm of Breast
Interventions
Paclitaxel, Alisertib
Drug
Lead sponsor
US Oncology Research
Industry
Eligibility
18 Years and older · Female only
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
U.S. locations
1
States / cities
Including Dallas and Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Sep 25, 2026, 11:54 AM EDT
Recruiting Early Phase 1 Interventional

Letrozole With and Without Simvastatin for the Treatment of Stage I-III Hormone Receptor Positive, HER2 Negative Breast Cancer

NCT05464810
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, HER2-Negative Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma, Invasive Breast Carcinoma
Interventions
Letrozole, Simvastatin
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
4
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
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 23, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Testing Ado-Trastuzumab Emtansine as a Potential Targeted Treatment in Cancers With HER2 Genetic Changes (MATCH-Subprotocol Q)

NCT04439110
View directory record Official record
Conditions
Advanced Lymphoma, Advanced Malignant Solid Neoplasm, Hematopoietic and Lymphoid Cell Neoplasm, Refractory Lymphoma, Refractory Malignant Solid Neoplasm, Refractory Multiple Myeloma
Interventions
Trastuzumab Emtansine
Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Completed Phase 2 Interventional Results available

Bevacizumab Given With Either Anastrozole or Fulvestrant With Trastuzumab for Postmenopausal Metastatic Breast Cancer

NCT00405938
View directory record Official record
Conditions
Breast Cancer, Breast Neoplasms
Interventions
Bevacizumab, Anastrozole, Fulvestrant
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older · Female only
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
11
States / cities
Fort Myers, Florida • Jacksonville, Florida • Orlando, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 17, 2021 · Synced Sep 25, 2026, 11:54 AM EDT
Active, not recruiting Phase 1 Interventional

ELVN-002 With Trastuzumab +/- Chemotherapy in HER2+ Solid Tumors, Colorectal and Breast Cancer

NCT06328738
View directory record Official record
Conditions
HER2-positive Breast Cancer, HER2-positive Gastric Cancer, HER2 Positive Solid Tumors, HER2 Amplification, Colorectal Cancer
Interventions
ELVN-002, Trastuzumab, 5-Fluorouracil, Oxaliplatin, Capecitabine, Eribulin, paclitaxel, Leucovorin
Drug
Lead sponsor
Enliven Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
3
States / cities
Plantation, Florida • St Louis, Missouri • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Sep 25, 2026, 11:54 AM EDT
Active, not recruiting Phase 1 Interventional

Immunologic Targeting of ESR1 Receptor for Hormone Receptor Expressing Metastatic Breast Cancer

NCT06691035
View directory record Official record
Conditions
Breast Cancer Metastatic Breast Cancer, HER2-negative Breast Cancer
Interventions
Elacestrant, DC1 native/mutated ESR1
Drug · Biological
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Completed Phase 1 Interventional

Interleukin-12, Paclitaxel, and Trastuzumab in Treating Patients With Solid Tumors

NCT00028535
View directory record Official record
Conditions
Male Breast Cancer, Recurrent Breast Cancer, Recurrent Endometrial Carcinoma, Recurrent Gastric Cancer, Recurrent Non-small Cell Lung Cancer, Recurrent Ovarian Epithelial Cancer, Recurrent Small Cell Lung Cancer
Interventions
trastuzumab, paclitaxel, recombinant interleukin-12
Biological · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2001
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Sep 25, 2026, 11:54 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 Sep 25, 2026, 11:54 AM EDT
Terminated Phase 2 Interventional Results available

Study Evaluating Bosutinib-Letrozole Combination Versus Letrozole Alone In Post Menopausal Women With Breast Cancer

NCT00880009
View directory record Official record
Conditions
Breast Cancer
Interventions
Bosutinib, Letrozole
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
5
States / cities
Whittier, California • Joliet, Illinois • Niles, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2021 · Synced Sep 25, 2026, 11:54 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Trial of Fulvestrant, MK-0646, and Dasatinib for Metastatic Hormone Receptor-Positive HER2-Negative Breast Cancer

NCT00903006
View directory record Official record
Conditions
Breast Cancer
Interventions
Fulvestrant, MK-0646, Dasatinib
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 1, 2015 · Synced Sep 25, 2026, 11:54 AM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study of Imlunestrant, Investigator's Choice of Endocrine Therapy, and Imlunestrant Plus Abemaciclib in Participants With ER+, HER2- Advanced Breast Cancer

NCT04975308
View directory record Official record
Conditions
Breast Neoplasms, Neoplasm Metastasis
Interventions
Imlunestrant, Exemestane, Fulvestrant, Abemaciclib
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
874 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
48
States / cities
Chandler, Arizona • Gilbert, Arizona • Greenbrae, California + 29 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Recruiting Phase 2 Interventional

NeoTAILOR: ABiomarker-directed Approach to Guide Neoadjuvant Therapy for Patients With Stage II/III ER-positive, HER2-negative Breast Cancer

NCT05837455
View directory record Official record
Conditions
Breast Cancer, Cancer of the Breast
Interventions
VENTANA MIB-1 Ki67 assay, Oncotype DX® Recurrence Score, PAM50-based Prosigna breast cancer gene signature assay, Anastrozole, Combination anthracycline and/or taxane based treatment
Device · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Withdrawn Phase 2 Interventional

Effect of Pembrolizumab and Cisplatin on Metastatic, Locally Recurrent or Inoperable Triple-Negative Breast Cancer

NCT03644589
View directory record Official record
Conditions
Estrogen Receptor Negative, HER2/Neu Negative, Metastatic Breast Cancer, Progesterone Receptor Negative, Recurrent Breast Carcinoma, Triple Negative Breast Cancer
Interventions
Pembrolizumab, Cisplatin
Biological · Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Sep 25, 2026, 11:54 AM EDT
Completed No phase listed Observational

Treatment Landscape and Real-World Dosing Patterns With CDK4/6 Inhibitors for Breast Cancer in Portugal

NCT07223476
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
1,926 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Sep 25, 2026, 11:54 AM EDT
Completed Phase 3 Interventional Results available

A Study To Evaluate the Efficacy and Safety Of Atezolizumab or Placebo in Combination With Neoadjuvant Doxorubicin + Cyclophosphamide Followed By Paclitaxel + Trastuzumab + Pertuzumab In Early Her2-Positive Breast Cancer

NCT03726879
View directory record Official record
Conditions
Breast Cancer
Interventions
Atezolizumab, Placebo, Doxorubicin, Cyclophosphamide, Paclitaxel, Trastuzumab, Pertuzumab, Trastuzumab Emtansine
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
3
States / cities
Kansas City, Missouri • New York, New York • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 4, 2024 · Synced Sep 25, 2026, 11:54 AM EDT
Recruiting Phase 2 Interventional

A Study of the Impact of Endocrine Therapy on Surgical Outcomes in People With Lobular Breast Cancer

NCT07483307
View directory record Official record
Conditions
Breast Cancer, HER2-negative Breast Cancer, HER2 Negative Breast Carcinoma, ER+ Breast Cancer, Lobular Breast Carcinoma
Interventions
Neoadjuvant endocrine therapy
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
50 Years and older · Female only
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Capecitabine 7/7 Schedule With Neratinib in Patients With Metastatic HER2-Positive Breast Cancer

NCT03377387
View directory record Official record
Conditions
Breast Cancer
Interventions
Capecitabine, Neratinib, EORTC QLQ - BR23, EQ-5D-5L, EORTC QLQ-C30
Drug · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
10
States / cities
Hartford, Connecticut • Miami, Florida • Basking Ridge, New Jersey + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 25, 2026, 11:54 AM EDT
Enrolling by invitation Phase 3 Interventional

Safety Extension Study for Subjects With HR+, HER2- Breast Cancer for Subjects Who Have Completed the OVELIA Study

NCT05645536
View directory record Official record
Conditions
Breast Cancer
Interventions
TOL2506, Tamoxifen, Letrozole tablets, Anastrozole Tablets, Exemestane Tablets
Drug
Lead sponsor
Tolmar Inc.
Industry
Eligibility
18 Years to 51 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
17
States / cities
Greenbrae, California • Fort Lauderdale, Florida • Lexington, Kentucky + 14 more
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 25, 2026, 11:54 AM 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 20, 2020 · Synced Sep 25, 2026, 11:54 AM EDT