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ClinicalTrials.gov public records Last synced Oct 17, 2026, 11:45 PM EDT

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Showing 97–120 of 678 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: trastuzumab Clear all
Completed No phase listed Observational

PET Scans in Assessing Response To Treatment in Patients Receiving Hormone Therapy or Trastuzumab for Breast Cancer

NCT00362973
View directory record Official record
Conditions
Breast Cancer
Interventions
laboratory biomarker analysis, needle biopsy, positron emission tomography, radionuclide imaging, fludeoxyglucose F 18
Other · Procedure · Radiation
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 120 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 28, 2016 · Synced Oct 17, 2026, 11:45 PM EDT
Completed No phase listed Observational

ESPERANZA: External Control Arm Study for T-DXd for Patients With HER2 IHC3+ Solid Tumors

NCT06973161
View directory record Official record
Conditions
Bladder Cancer, Biliary Tract Cancer, Cervical Cancer, Endometrial Cancer, Ovarian Cancer, Pancreatic Cancer, Colorectal Cancer, Lung Cancer, Other Tumors
Interventions
Not listed
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Spartanburg, South Carolina • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Early Phase 1 Interventional Results available

89ZrTrastuzumab Breast Imaging With Positron Emission Tomography

NCT02065609
View directory record Official record
Conditions
Breast Cancer
Interventions
89Zr-Trastuzumab Human Dosimetry and Safety, HER2 Positive Lesion Detection and Safety
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Oct 17, 2026, 11:45 PM 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 + 466 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Not listed Phase 2 Interventional

A Prospective Study of Breast Cancer Patients With Abnormal Strain Imaging

NCT02993198
View directory record Official record
Conditions
HER2 Positive Breast Cancer, Cardiovascular Abnormalities
Interventions
Carvedilol
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 3, 2024 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 1Phase 2 Interventional

Clinical Trial of the Combination of Trastuzumab (Herceptin) and Tanespimycin in Patients With Solid Tumors and Her2 Positive Metastatic Breast Cancer That Have Previously Failed Herceptin

NCT00773344
View directory record Official record
Conditions
Solid Tumors, Breast Cancer
Interventions
Tanespimycin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
3
States / cities
Scottsdale, Arizona • Tucson, Arizona • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2015 · Synced Oct 17, 2026, 11:45 PM EDT
Active, not recruiting Not applicable Interventional Results available

Copper Cu 64-DOTA-Trastuzumab PET in Predicting Response to Treatment With Ado-Trastuzumab Emtansine in Patients With Metastatic HER2 Positive Breast Cancer

NCT02226276
View directory record Official record
Conditions
Bone Metastases, HER2-positive Breast Cancer, Liver Metastases, Lung Metastases, Recurrent Breast Cancer, Soft Tissue Metastases, Stage IV Breast Cancer
Interventions
fludeoxyglucose F 18, positron emission tomography, computed tomography, trastuzumab, copper Cu 64-DOTA-trastuzumab, ado-trastuzumab emtansine, laboratory biomarker analysis
Radiation · Procedure · Biological + 1 more
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 2 Interventional Results available

A Study Evaluating Pertuzumab (Perjeta) Combined With Trastuzumab (Herceptin) and Standard Anthracycline-based Chemotherapy in Participants With Human Epidermal Growth Factor Receptor 2 (HER2)-Positive Locally Advanced, Inflammatory, or Early-stage Breast Cancer

NCT02132949
View directory record Official record
Conditions
Breast Cancer
Interventions
5-Fluorouracil, Cyclophosphamide, Docetaxel, Doxorubicin, Epirubicin, Paclitaxel, Pertuzumab, Trastuzumab
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
24
States / cities
Mobile, Alabama • Greenbrae, California • San Francisco, California + 19 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2021 · Synced Oct 17, 2026, 11:45 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Tucatinib Plus Trastuzumab and Oxaliplatin-based Chemotherapy or Pembrolizumab-containing Combinations for HER2+ Gastrointestinal Cancers

NCT04430738
View directory record Official record
Conditions
Colorectal Carcinoma, Gastric Adenocarcinoma, GEJ Adenocarcinoma, Esophageal Adenocarcinoma, Cholangiocarcinoma, Gallbladder Carcinoma
Interventions
tucatinib, trastuzumab, oxaliplatin, leucovorin, fluorouracil, capecitabine, pembrolizumab
Drug
Lead sponsor
Seagen, a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
21
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Aurora, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Neratinib and Paclitaxel With or Without Pertuzumab and Trastuzumab Before Combination Chemotherapy in Treating Patients With Metastatic or Locally Advanced Breast Cancer

NCT03101748
View directory record Official record
Conditions
Breast Inflammatory Carcinoma, Locally Advanced Breast Carcinoma, Metastatic 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
Cyclophosphamide, Doxorubicin, Laboratory Biomarker Analysis, Neratinib, Paclitaxel, Pertuzumab, Trastuzumab
Drug · Other · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Active, not recruiting Phase 3 Interventional Results available

Trastuzumab Deruxtecan (T-DXd) Alone or in Sequence With THP, Versus Standard Treatment (ddAC-THP), in HER2-positive Early Breast Cancer

NCT05113251
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer, HER2-positive Early Breast Cancer
Interventions
Trastuzumab Deruxtecan, Paclitaxel, Trastuzumab, Pertuzumab, Doxorubicin, cyclophosphamide
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
927 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
22
States / cities
Springdale, Arkansas • Beverly Hills, California • Glendale, California + 19 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Active, not recruiting Phase 1 Interventional

A Phase 1b Study of T-DXd Combinations in HER2-low Advanced or Metastatic Breast Cancer

NCT04556773
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Trastuzumab deruxtecan, Durvalumab, Paclitaxel, Capivasertib, Anastrozole, Fulvestrant, Capecitabine
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
9
States / cities
Commack, New York • Harrison, New York • New York, New York + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 2 Interventional Results available

A Study to Assess the Efficacy and Safety of Enzalutamide With Trastuzumab in Patients With Human Epidermal Growth Factor Receptor 2 Positive (HER2+), Androgen Receptor Positive (AR+) Metastatic or Locally Advanced Breast Cancer

NCT02091960
View directory record Official record
Conditions
HER2 Amplified, Advanced Breast Cancer, Human Epidermal Growth Factor Receptor 2 (HER2)
Interventions
Enzalutamide, Trastuzumab
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
16
States / cities
Anaheim, California • Los Angeles, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 2 Interventional Results available

PANGEA-IMBBP: Personalized Antibodies for Gastro-Esophageal Adenocarcinoma - A 1st Pilot Metastatic Trial of Biologics Beyond Progression

NCT02213289
View directory record Official record
Conditions
Adenocarcinoma
Interventions
Trastuzumab, ABT-806, Bemarituzumab, Ramucirumab, Nivolumab, Standard cytotherapy
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Oct 17, 2026, 11:45 PM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study of Tucatinib or Placebo With Trastuzumab and Pertuzumab for Metastatic HER2+ Breast Cancer

NCT05132582
View directory record Official record
Conditions
HER2 Positive Breast Cancer
Interventions
Tucatinib, Trastuzumab, Pertuzumab, Combination product: Trastuzumab + Pertuzumab, Placebo
Drug
Lead sponsor
Seagen, a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
654 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
76
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 45 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 2 Interventional Results available

A Study of Tucatinib Plus Trastuzumab Deruxtecan in HER2+ Breast Cancer

NCT04539938
View directory record Official record
Conditions
HER2 Positive Breast Cancer
Interventions
tucatinib, trastuzumab deruxtecan
Drug
Lead sponsor
Seagen, a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
140
States / cities
Birmingham, Alabama • Tucson, Arizona • Alhambra, California + 92 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 1 Interventional

Trastuzumab Emtansine in Treating Patients With HER2-Positive Metastatic or Locally Advanced Breast Cancer That Cannot Be Removed by Surgery

NCT01816035
View directory record Official record
Conditions
HER2/Neu Positive, Recurrent Breast Carcinoma, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage IV Breast Cancer
Interventions
Laboratory Biomarker Analysis, Pharmacological Study, Trastuzumab Emtansine
Other · Biological
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 23, 2017 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 2 Interventional

Combination Gemcitabine, Carboplatin With or Without Trastuzumab in Patients With Metastatic Breast Cancer

NCT00193076
View directory record Official record
Conditions
Breast Cancer
Interventions
Gemcitabine, Carboplatin, Trastuzumab
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 3, 2011 · Synced Oct 17, 2026, 11:45 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 2, 2014 · Synced Oct 17, 2026, 11:45 PM EDT
Recruiting Phase 2 Interventional

Trastuzumab Deruxtecan (DS-8201a) for the Treatment of Recurrent or Refractory Osteosarcoma, Wilms Tumor, and Desmoplastic Small Round Cell Tumor

NCT04616560
View directory record Official record
Conditions
Desmoplastic Small Round Cell Tumor, Osteosarcoma, Recurrent Desmoplastic Small Round Cell Tumor, Recurrent Kidney Wilms Tumor, Recurrent Osteosarcoma, Refractory Desmoplastic Small Round Cell Tumor, Refractory Wilms Tumor, Wilms Tumor
Interventions
Biospecimen Collection, Computed Tomography, Echocardiography Test, Magnetic Resonance Imaging, Multigated Acquisition Scan, Trastuzumab Deruxtecan
Procedure · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Years to 39 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
32
States / cities
Birmingham, Alabama • Los Angeles, California • Orange, California + 27 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Neoadjuvant Her2-targeted Therapy and Immunotherapy With Pembrolizumab [IIT2018-04-MCARTHUR-NEOHP]

NCT03747120
View directory record Official record
Conditions
HER2-positive Breast Cancer, Breast Cancer
Interventions
Paclitaxel, Trastuzumab, Pertuzumab, Pembrolizumab
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
5
States / cities
Los Angeles, California • Boston, Massachusetts • Albuquerque, New Mexico + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 2 Interventional Results available

Paclitaxel, Trastuzumab, and Pertuzumab in the Treatment of Metastatic HER2-Positive Breast Cancer

NCT01276041
View directory record Official record
Conditions
Breast Cancer
Interventions
pertuzumab in combination with trastuzumab and paclitaxel
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
6
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced Oct 17, 2026, 11:45 PM EDT
Completed Phase 4 Interventional

MINT I Multi- Institutional Neo-adjuvant Therapy MammaPrint Project I

NCT01501487
View directory record Official record
Conditions
Breast Cancer
Interventions
TAC chemotherapy, TC chemotherapy, Dose Dense AC or FEC100 followed by paclitaxel or docetaxel chemotherapy, TCH chemotherapy, T + trastuzumab followed by CEF + trastuzumab, Dose dense AC followed by T + trastuzumab, Dose dense AC followed by T + trastuzumab + pertuzumab, PTH followed by dose dense AC of FEC
Drug
Lead sponsor
Agendia
Industry
Eligibility
18 Years and older · Female only
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
9
States / cities
Mobile, Alabama • Clearwater, Florida • Miami, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2018 · Synced Oct 17, 2026, 11:45 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Study of Neoadjuvant Carboplatin, Eribulin and Trastuzumab for Operable HER2 Positive Breast Cancer

NCT01388647
View directory record Official record
Conditions
HER-2 Positive Breast Cancer
Interventions
eribulin, carboplatin, trastuzumab
Drug
Lead sponsor
Vector Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
4
States / cities
Fort Lauderdale, Florida • Athens, Georgia • Marietta, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2015 · Synced Oct 17, 2026, 11:45 PM EDT