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ClinicalTrials.gov public records Last synced Oct 25, 2026, 2:40 AM EDT

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Showing 361–384 of 1,358 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: HER2- Breast Cancer Clear all
Active, not recruiting Phase 2 Interventional Results available

Pembrolizumab in Treating Patients With Stage IV Metastatic or Recurrent Inflammatory Breast Cancer or Triple-Negative Breast Cancer Who Have Achieved Clinical Response or Stable Disease to Prior Chemotherapy

NCT02411656
View directory record Official record
Conditions
Edema, Erythema, Estrogen Receptor Negative, HER2/Neu Negative, Peau d'Orange, Progesterone Receptor Negative, Recurrent Inflammatory Breast Carcinoma, Stage IV Inflammatory Breast Carcinoma, Triple-Negative Breast Carcinoma
Interventions
Laboratory Biomarker Analysis, Pembrolizumab
Other · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Recruiting Phase 1Phase 2 Interventional

A Dose Finding Phase 1 of Sarilumab Plus Capecitabine in HER2/Neu-Negative Metastatic Breast Cancer and a Single-arm, Historically-controlled Phase 2 Study of Sarilumab Plus Capecitabine in Stage I-III Triple Negative Breast Cancer With High-Risk Residual Disease (EMPOWER)

NCT04333706
View directory record Official record
Conditions
Breast, Metastatic, Triple Negative, Cancer, Disseminated Tumor Cell
Interventions
Capecitabine, Sarilumab 150mg or 200 mg plus Capecitabine, Sarilumab 150mg plus Capecitabine
Drug · Combination Product
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 99 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
3
States / cities
Los Angeles, California • Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Recruiting Phase 1Phase 2 Interventional

Study of AVZO-021 in Patients With Advanced Solid Tumors

NCT05867251
View directory record Official record
Conditions
Advanced Solid Tumor, HR+/HER2- Breast Cancer, HR+, HER2-, Advanced Breast Cancer, CCNE1 Amplification, Epithelial Ovarian Cancer, Primary Peritoneal Cancer, Fallopian Tube Cancer, Endometrial Cancer, TNBC - Triple-Negative Breast Cancer
Interventions
AVZO-021, Palbociclib, Fulvestrant, Letrozole, Ribociclib, Abemaciclib, Carboplatin, Sacituzumab Govitecan-hziy
Drug
Lead sponsor
Avenzo Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
430 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
11
States / cities
New Haven, Connecticut • Sarasota, Florida • Tampa, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 25, 2026, 2:40 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 30, 2021 · Synced Oct 25, 2026, 2:40 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Testing Trastuzumab and Pertuzumab in Patients With Higher Than Normal Copies of the HER2 Gene Found in Their Tumors (MATCH - Subprotocol J)

NCT06136897
View directory record Official record
Conditions
Malignant Solid Neoplasm
Interventions
Biopsy Procedure, Biospecimen Collection, Echocardiography Test, Pertuzumab, Radiologic Examination, Trastuzumab
Procedure · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 1 Interventional

A Study of XmAb®23104 in Subjects With Selected Advanced Solid Tumors (DUET-3)

NCT03752398
View directory record Official record
Conditions
Melanoma (Excluding Uveal Melanoma), Cervical Carcinoma, Pancreatic Carcinoma, Breast Carcinoma That is Estrogen Receptor, Progesterone Receptor, and Her2 Negative, Hepatocellular Carcinoma, Urothelial Carcinoma, Squamous Cell Carcinoma of the Head and Neck, Nasopharyngeal Carcinoma, Renal Cell Carcinoma, Colorectal Carcinoma, Endometrial Carcinoma, Non-small Cell Lung Carcinoma, Small Cell Lung Cancer, Gastric or Gastroesophageal Junction Adenocarcinoma, Advanced Solid Tumors, Undifferentiated Pleomorphic Sarcoma
Interventions
XmAb®23104, Yervoy® (ipilimumab)
Biological
Lead sponsor
Xencor, Inc.
Industry
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
18
States / cities
San Diego, California • Aurora, Colorado • Denver, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2024 · Synced Oct 25, 2026, 2:40 AM EDT
Recruiting Phase 3 Interventional

A Study Evaluating the Efficacy and Safety of Inavolisib Plus CDK4/6 Inhibitor and Letrozole vs Placebo + CDK4/6i and Letrozole in Participants With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer

NCT06790693
View directory record Official record
Conditions
Breast Cancer
Interventions
Inavolisib, Placebo, CDK4/6i, Letrozole
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
62
States / cities
Goodyear, Arizona • Phoenix, Arizona • Burbank, California + 50 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 2 Interventional Results available

Paclitaxel With Trastuzumab and Lapatinib in HER2-Positive Early Stage Breast Cancer

NCT01827163
View directory record Official record
Conditions
HER2-Positive Early Stage Breast Cancer
Interventions
Paclitaxel, Trastuzumab, Lapatinib, Pegfilgrastim
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
4
States / cities
Basking Ridge, New Jersey • Commack, New York • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 1 Interventional Results available

4-1BB Agonist Monoclonal Antibody PF-05082566 With Trastuzumab Emtansine or Trastuzumab in Treating Patients With Advanced HER2-Positive Breast Cancer

NCT03364348
View directory record Official record
Conditions
HER2 Positive Breast Carcinoma, Recurrent Breast Carcinoma, Stage III Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
Utomilumab, Trastuzumab, Ado-Trastuzumab Emtansine
Drug
Lead sponsor
George W. Sledge Jr.
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2022 · Synced Oct 25, 2026, 2:40 AM EDT
Active, not recruiting No phase listed Observational

A Real-life Study to Understand the Use and Effects of Palbociclib in US Patients With Breast Cancer

NCT06495164
View directory record Official record
Conditions
Breast Cancer, Malignant Neoplasm of Breast
Interventions
Palbociclib, Aromatase inhibitor, Ribociclib, Abemaciclib
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Oct 25, 2026, 2:40 AM EDT
Active, not recruiting Phase 1 Interventional

Z-Endoxifen Hydrochloride in Treating Patients With Metastatic or Locally Recurrent Estrogen Receptor-Positive Breast Cancer

NCT01327781
View directory record Official record
Conditions
HER2/Neu Positive, Recurrent Breast Carcinoma, Stage IIIC Breast Cancer AJCC v7, Stage IV Breast Cancer AJCC v6 and v7
Interventions
Endoxifen Hydrochloride, Laboratory Biomarker Analysis, Pharmacological Study, Questionnaire Administration
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 2 Interventional Results available

Study Of Letrozole With Or Without Palbociclib (PD-0332991) For The First-Line Treatment Of Hormone-Receptor Positive Advanced Breast Cancer

NCT00721409
View directory record Official record
Conditions
Breast Cancer
Interventions
PD 0332991, letrozole
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
51
States / cities
Alhambra, California • Bakersfield, California • Fullerton, California + 24 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2019 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Trial of Amrubicin as Treatment for Patients With HER2-Negative Metastatic Breast Cancer

NCT01033032
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Amrubicin
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older · Female only
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
16
States / cities
Jonesboro, Arkansas • Fort Myers, Florida • Gainesville, Georgia + 11 more
Source: ClinicalTrials.gov public record
Updated May 3, 2022 · Synced Oct 25, 2026, 2:40 AM EDT
Terminated Phase 3 Interventional Results available

A Study of Abemaciclib (LY2835219) Plus Hormone Therapy in Participants With Early Breast Cancer

NCT04752332
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Abemaciclib, Standard Adjuvant ET, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
13
States / cities
Glendale, Arizona • Los Angeles, California • Hollywood, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2025 · Synced Oct 25, 2026, 2:40 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Palbociclib After CDK and Endocrine Therapy (PACE)

NCT03147287
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Palbociclib, Fulvestrant, Avelumab
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
22
States / cities
Miami, Florida • Atlanta, Georgia • Chicago, Illinois + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 4 Interventional Results available

Effect of Zoledronic Acid as Anti-Cancer Treatment in Metastatic Breast Cancer Patients

NCT01129336
View directory record Official record
Conditions
First or Second Line HER2-negative Breast Cancer, Metastatic Disease Without Bone Metastasis
Interventions
Zoledronic acid, Standard Therapy
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
33
States / cities
Fayetteville, Arkansas • Jonesboro, Arkansas • Little Rock, Arkansas + 30 more
Source: ClinicalTrials.gov public record
Updated May 20, 2014 · Synced Oct 25, 2026, 2:40 AM EDT
Not listed Phase 2 Interventional

Study of Neoadjuvant Chemotherapy Plus Trastuzumab and Pertuzumab in HER2-Negative Breast Cancer Patients With Abnormal HER2 Signaling

NCT03412643
View directory record Official record
Conditions
HER2-negative Breast Cancer
Interventions
Doxorubicin, Cyclophosphamide, Weekly Paclitaxel, Trastuzumab, Pertuzumab, Celcuity CELx HSF
Drug · Diagnostic Test
Lead sponsor
NSABP Foundation Inc
Network
Eligibility
18 Years and older · Female only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
43
States / cities
Colton, California • Miami Beach, Florida • Orlando, Florida + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2023 · Synced Oct 25, 2026, 2:40 AM EDT
Recruiting Phase 2 Interventional

Trial of Trastuzumab Deruxtecan in Previously Treated HER2

NCT06750484
View directory record Official record
Conditions
Breast Cancer Metastatic
Interventions
Trastuzumab Deruxtecan
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
New Haven, Connecticut • Atlanta, Georgia • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 1 Interventional

PRS-343 in Combination With Atezolizumab in HER2-Positive Solid Tumors

NCT03650348
View directory record Official record
Conditions
HER2-positive Breast Cancer, HER2-positive Gastric Cancer, HER2-positive Bladder Cancer, HER2-positive Solid Tumor
Interventions
PRS-343 in Combination with Atezolizumab
Drug
Lead sponsor
Pieris Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
8
States / cities
Los Angeles, California • Newport Beach, California • Santa Monica, California + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 3 Interventional Results available

A Study of Palbociclib (PD-0332991) + Letrozole vs. Letrozole For 1st Line Treatment Of Postmenopausal Women With ER+/HER2- Advanced Breast Cancer (PALOMA-2)

NCT01740427
View directory record Official record
Conditions
Breast Neoplasms
Interventions
PD-0332991, Letrozole, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
666 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
136
States / cities
Bellflower, California • Beverly Hills, California • Fullerton, California + 83 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Vaccination of Triple Negative Breast Cancer Patients

NCT02938442
View directory record Official record
Conditions
Triple Negative Breast Cancer, Breast Neoplasms
Interventions
P10s-PADRE with MONTANIDE™ ISA 51 VG, Doxorubicin, Cyclophosphamide, Paclitaxel
Biological · Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Fayetteville, Arkansas • Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 7, 2024 · Synced Oct 25, 2026, 2:40 AM EDT
Recruiting Phase 2 Interventional

A Phase 2 Study of Zanidatamab in Patients With HER2-expressing Tumors

NCT06695845
View directory record Official record
Conditions
Breast Cancer, Gastric Cancer, Esophageal Cancer, Gastroesophageal Cancer, Colorectal Cancer, Endometrial Cancer, Non-small Cell Lung Cancer, Ovarian Cancer, Urothelial Carcinoma, Salivary Gland Cancer, Pancreatic Cancer, HER-2 Protein Overexpression
Interventions
Zanidatamab
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
17
States / cities
Prescott, Arizona • Littleton, Colorado • Fort Myers, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Phase I/II, Dose Finding and Optimization Study of [177Lu]Lu-NeoB in Combination With Capecitabine in Patients With GRPR+, ER+, HER2- Metastatic Breast Cancer After Progression on Previous Endocrine Therapy in Combination With a CDK4/6 Inhibitor.

NCT06247995
View directory record Official record
Conditions
Breast Cancer
Interventions
[68Ga]Ga-NeoB, [177Lu]Lu-NeoB, Capecitabine
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
5
States / cities
Los Angeles, California • Newport Beach, California • Rochester, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 25, 2026, 2:40 AM EDT
Completed Phase 1 Interventional

A Study Inhibiting Telomerase to Reverse Trastuzumab Resistance in HER2+ Breast Cancer

NCT01265927
View directory record Official record
Conditions
Breast Neoplasms
Interventions
GRN163L in combination with trastuzumab
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 27, 2015 · Synced Oct 25, 2026, 2:40 AM EDT