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ClinicalTrials.gov public records Last synced Sep 10, 2026, 4:38 PM EDT

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Showing 1–24 of 913 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HER2-positive Clear all
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 10, 2024 · Synced Sep 10, 2026, 4:38 PM EDT
Active, not recruiting Phase 1 Interventional

T-Cell Therapy for Advanced Breast Cancer

NCT02792114
View directory record Official record
Conditions
Breast Cancer, Metastatic HER2-negative Breast
Interventions
Cyclophosphamide, Mesothelin-targeted T cells, AP1903
Drug · Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 10, 2026, 4:38 PM 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 Sep 10, 2026, 4:38 PM EDT
Withdrawn Phase 1Phase 2 Interventional

A Rollover Protocol of Elacestrant, in Combination With Onapristone, for Patients With ER+, PR+, HER2- Advanced or Metastatic Breast Cancer

NCT06938711
View directory record Official record
Conditions
Breast Cancer
Interventions
Elacestrant, Onapristone
Drug
Lead sponsor
Context Therapeutics Inc.
Industry
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 21, 2025 · Synced Sep 10, 2026, 4:38 PM EDT
Active, not recruiting Phase 3 Interventional

A Trial to Evaluate Efficacy and Safety of Ribociclib With Endocrine Therapy as Adjuvant Treatment in Patients With HR+/HER2- Early Breast Cancer

NCT03701334
View directory record Official record
Conditions
Early Breast Cancer
Interventions
Ribociclib, Endocrine Therapy (ET)
Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
5,101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
73
States / cities
Birmingham, Alabama • Goodyear, Arizona • Jonesboro, Arkansas + 68 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 10, 2026, 4:38 PM EDT
Not listed Phase 2 Interventional

Evaluating the Efficacy of Neratinib on Live Cell HER2 Signaling Transduction Analysis Positive Triple Negative Breast

NCT03812393
View directory record Official record
Conditions
Triple Negative Breast Cancer, Early-stage Breast Cancer, HER2-positive Breast Cancer
Interventions
Neratinib
Drug
Lead sponsor
West Cancer Center
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Germantown, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 17, 2023 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 1 Interventional

A Dose Finding Study of ZW49 in Patients With HER2-Positive Cancers

NCT03821233
View directory record Official record
Conditions
HER2-expressing Cancers
Interventions
ZW49
Drug
Lead sponsor
Zymeworks BC Inc.
Industry
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
8
States / cities
Duarte, California • Tampa, Florida • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2025 · Synced Sep 10, 2026, 4:38 PM EDT
Active, not recruiting Phase 2 Interventional

Adjuvant Trastuzumab Deruxtecan (Enhertu) & Nivolumab For Patients Who Are Disease Free After Completion of Trimodality Treatment For HER-2+ Cancers of Esophagus & Gastroesophageal Junction

NCT05480384
View directory record Official record
Conditions
Esophageal Adenocarcinoma, Esophageal Cancer, HER-2 Protein Overexpression, Gastroesophageal-junction Cancer
Interventions
Nivolumab, Trastuzumab deruxtecan
Drug
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
New York, New York • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 10, 2026, 4:38 PM EDT
Terminated Phase 2 Interventional Results available

Capecitabine, Cyclophosphamide, Lapatinib Ditosylate, and Trastuzumab in Treating Patients With HER2-Positive Metastatic Breast Cancer

NCT01873833
View directory record Official record
Conditions
HER2-positive Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
capecitabine, cyclophosphamide, lapatinib ditosylate, trastuzumab, laboratory biomarker analysis
Drug · Biological · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 2 Interventional Results available

MEDI4736 and Tremelimumab in Treating Patients With Metastatic HER2 Negative Breast Cancer

NCT02536794
View directory record Official record
Conditions
Estrogen Receptor Negative, Estrogen Receptor Positive, HER2/Neu Negative, Recurrent Breast Carcinoma, Stage IV Breast Cancer
Interventions
Anti-B7H1 Monoclonal Antibody MEDI4736, Laboratory Biomarker Analysis, Pharmacological Study, Tremelimumab
Biological · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
2
States / cities
Chicago, Illinois • Lake Forest, Illinois
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 2 Interventional

A Study of BB-1701 in Previously Treated Participants With Human Epidermal Growth Factor Receptor 2 (HER2)-Positive or HER2-low Unresectable or Metastatic Breast Cancer

NCT06188559
View directory record Official record
Conditions
Breast Cancer
Interventions
BB-1701
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
27
States / cities
Los Alamitos, California • Los Angeles, California • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 10, 2026, 4:38 PM EDT
Recruiting Phase 1 Interventional

HER2 Chimeric Antigen Receptor (CAR) T Cells in Combination With Checkpoint Blockade in Patients With Advanced Sarcoma

NCT04995003
View directory record Official record
Conditions
Sarcoma, HER-2 Protein Overexpression, Osteosarcoma, Rhabdomyosarcoma, Ewing Sarcoma, Synovial Sarcoma, Soft Tissue Sarcoma, Undifferentiated Sarcoma
Interventions
T cells or CAR T cells, Pembrolizumab Injectable Product, Nivolumab Injectable Product
Genetic · Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
1 Year to 25 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2043
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 10, 2026, 4:38 PM 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 10, 2026, 4:38 PM EDT
Completed Phase 2 Interventional Results available

A Study Of Everolimus, Trastuzumab And Vinorelbine In HER2-Positive Breast Cancer Brain Metastases

NCT01305941
View directory record Official record
Conditions
HER-2 Positive Breast Cancer
Interventions
Everolimus, Vinorelbine, Trastuzumab
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
4
States / cities
Birmingham, Alabama • Chapel Hill, North Carolina • Charlotte, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2018 · Synced Sep 10, 2026, 4:38 PM EDT
Terminated Phase 4 Interventional Results available

Pharmacokinetics and Pharmacogenomics of Ribociclib in Race-based Cohorts

NCT04657679
View directory record Official record
Conditions
Breast Cancer
Interventions
Ribociclib
Drug
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study of Trastuzumab Emtansine (Trastuzumab-MCC-DM1, T-DM1) in Combination With Pertuzumab Administered to Patients With Human Epidermal Growth Factor Receptor-2 (HER2)-Positive Locally Advanced or Metastatic Breast Cancer Who Have Previously Received Trastuzumab

NCT00875979
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Trastuzumab emtansine [Kadcyla] 3.0 mg/kg, Trastuzumab emtansine [Kadcyla] 3.6 mg/kg, Pertuzumab 420 mg
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
10
States / cities
Boca Raton, Florida • Deerfield Beach, Florida • Maywood, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 23, 2013 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 2 Interventional Results available

Phase II Trial of the Cyclin-Dependent Kinase Inhibitor PD 0332991 in Patients With Cancer

NCT01037790
View directory record Official record
Conditions
Adult Solid Tumor, Adenocarcinoma of the Colon, Adenocarcinoma of the Rectum, Adult Central Nervous System Germ Cell Tumor, Adult Teratoma, Benign Teratoma, Estrogen Receptor-negative Breast Cancer, Estrogen Receptor-positive Breast Cancer, Familial Testicular Germ Cell Tumor, HER2-negative Breast Cancer, HER2-positive Breast Cancer, Male Breast Cancer, Ovarian Immature Teratoma, Ovarian Mature Teratoma, Ovarian Monodermal and Highly Specialized Teratoma, Progesterone Receptor-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Recurrent Breast Cancer, Recurrent Colon Cancer, Recurrent Extragonadal Germ Cell Tumor, Recurrent Extragonadal Non-seminomatous Germ Cell Tumor, Recurrent Extragonadal Seminoma, Recurrent Malignant Testicular Germ Cell Tumor, Recurrent Melanoma, Recurrent Ovarian Germ Cell Tumor, Recurrent Rectal Cancer, Stage III Extragonadal Non-seminomatous Germ Cell Tumor, Stage III Extragonadal Seminoma, Stage III Malignant Testicular Germ Cell Tumor, Stage III Ovarian Germ Cell Tumor, Stage IV Breast Cancer, Stage IV Colon Cancer, Stage IV Extragonadal Non-seminomatous Germ Cell Tumor, Stage IV Extragonadal Seminoma, Stage IV Melanoma, Stage IV Ovarian Germ Cell Tumor, Stage IV Rectal Cancer, Testicular Immature Teratoma, Testicular Mature Teratoma
Interventions
PD-0332991
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 10, 2021 · Synced Sep 10, 2026, 4:38 PM EDT
Recruiting Phase 2 Interventional

A Study of Radiation Therapy With Pembrolizumab and Olaparib or Other Radiosensitizers in Women Who Have Triple-Negative or Hormone-Receptor Positive/Her2 Negative Breast Cancer

NCT04683679
View directory record Official record
Conditions
Triple Negative Breast Cancer, TNBC - Triple-Negative Breast Cancer, Breast Cancer, Metastatic Breast Cancer
Interventions
Pembrolizumab, Olaparib, Radiation
Drug · Radiation
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
2021 – 2027
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 16, 2026 · Synced Sep 10, 2026, 4:38 PM EDT
Withdrawn Phase 2 Interventional

Tucatinib Combined with Trastuzumab and TAS-102 for the Treatment of HER2 Positive Metastatic Colorectal Cancer in Molecularly Selected Patients, 3T Study

NCT05356897
View directory record Official record
Conditions
Metastatic Colon Adenocarcinoma, Metastatic Colorectal Adenocarcinoma, Metastatic Rectal Adenocarcinoma, Stage IV Colon Cancer AJCC V8, Stage IV Colorectal Cancer AJCC V8, Stage IV Rectal Cancer AJCC V8
Interventions
Trastuzumab, Trifluridine and Tipiracil Hydrochloride, Tucatinib
Biological · Drug
Lead sponsor
Academic and Community Cancer Research United
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
San Diego, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 1 Interventional

Study To Examine The Effects Of Lapatinib On The Pharmacokinetics Of Digoxin In Subjects w/ ErbB2 Positive Breast Cancer

NCT00650910
View directory record Official record
Conditions
Neoplasms, Breast
Interventions
lapatinib, Digoxin
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Nov 16, 2017 · Synced Sep 10, 2026, 4:38 PM 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
2026 – 2029
U.S. locations
171
States / cities
Jonesboro, Arkansas • Auburn, California • Berkeley, California + 143 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 10, 2026, 4:38 PM EDT
Not yet recruiting Phase 1 Interventional

Trastuzumab Deruxtecan + Stereotactic Radiosurgery (SRS) in HER2+ Breast Cancer Brain Metastases

NCT07454668
View directory record Official record
Conditions
Breast Cancer, HER2-positive Breast Cancer, Brain Metastases, Cancer, Cancer Metastatic
Interventions
Trastuzumab Deruxtecan, Stereotactic Radiosurgery
Drug · Radiation
Lead sponsor
Baptist Health South Florida
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Sep 10, 2026, 4:38 PM EDT
Completed Phase 1 Interventional

A Phase I, Multicenter, Open-Label, Multi-Part, Dose-escalation Study of RAD1901 in Postmenopausal Women With Advanced Estrogen Receptor Positive and HER2-Negative Breast Cancer

NCT02338349
View directory record Official record
Conditions
Advanced ER+, HER2-Negative Breast Cancer
Interventions
Elacestrant
Drug
Lead sponsor
Stemline Therapeutics, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 17, 2022 · Synced Sep 10, 2026, 4:38 PM EDT
Terminated Phase 2 Interventional Results available

Trastuzumab and Ixabepilone in Treating Women With HER2-Positive Metastatic Breast Cancer

NCT00079326
View directory record Official record
Conditions
HER2-positive Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
trastuzumab, ixabepilone, laboratory biomarker analysis
Biological · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 1, 2014 · Synced Sep 10, 2026, 4:38 PM EDT