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ClinicalTrials.gov public records Last synced Jul 23, 2026, 5:27 PM EDT

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Showing 1–24 of 790 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HER2+ Metastatic Breast Cancer Clear all
Recruiting Phase 1 Interventional

Open-Label Study of BBO-10203 in Subjects With Advanced Solid Tumors

NCT06625775
View directory record Official record
Conditions
Solid Tumor, Adult, Metastatic Breast Cancer, Advanced Breast Cancer, HER2 Mutation-Related Tumors, HER2-positive Metastatic Breast Cancer, KRAS Mutant Metastatic Colorectal Cancer, Metastatic Lung Cancer, Metastatic Colorectal Cancer, Advanced Lung Cancer, HR-positive, HER2-negative Advanced Breast Cancer, HER2-positive Advanced Breast Cancer
Interventions
BBO-10203, Trastuzumab, Fulvestrant, Ribociclib, FOLFOX, Bevacizumab
Drug
Lead sponsor
TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)
Industry
Eligibility
18 Years and older
Enrollment
392 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
19
States / cities
Duarte, California • Los Angeles, California • San Diego, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Phase I/II Trial of Sorafenib Plus Ixabepilone in HER2-Negative Metastatic Breast Cancer

NCT00825734
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Sorafenib, Ixabepilone
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
15
States / cities
Fort Myers, Florida • Terre Haute, Indiana • Louisville, Kentucky + 10 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2014 · Synced Jul 23, 2026, 5:27 PM 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 Jul 23, 2026, 5:27 PM EDT
Completed Phase 2 Interventional

Phase 2 Study of Imprime PGG and Pembrolizumab in Patients With HR+/HER2- Metastatic Breast Cancer (mBCA)

NCT05159778
View directory record Official record
Conditions
Malignant Neoplasm of Breast
Interventions
Imprime PGG, Pembrolizumab
Biological
Lead sponsor
HiberCell, Inc.
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
16
States / cities
Tucson, Arizona • Denver, Colorado • Miami, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 3 Interventional Results available

Daily Everolimus in Combination With Trastuzumab and Vinorelbine in HER2/Neu Positive Women With Locally Advanced or Metastatic Breast Cancer

NCT01007942
View directory record Official record
Conditions
HER2/Neu Over-expressing Locally Advanced Breast Cancer, Metastatic Breast Cancer
Interventions
everolimus, Placebo, vinorelbine, trastuzumab
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
569 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
43
States / cities
Tucson, Arizona • La Jolla, California • Greenwood Village, Colorado + 30 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 1 Interventional Results available

Fulvestrant, Palbociclib and Erdafitinib in ER+/HER2-/FGFR-amplified Metastatic Breast Cancer

NCT03238196
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Erdafitinib, Palbociclib, Fulvestrant
Drug
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
6
States / cities
Birmingham, Alabama • New York, New York • Pittsburgh, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 1Phase 2 Interventional

Study of A166 in Patients With Relapsed/Refractory Cancers Expressing HER2 Antigen or Having Amplified HER2 Gene

NCT03602079
View directory record Official record
Conditions
HER2-positive Breast Cancer, HER2 Gene Mutation, HER-2 Gene Amplification, HER2 Positive Gastric Cancer, Salivary Gland Cancer, Salivary Gland Tumor, Salivary Gland Carcinoma, Salivary Gland Neoplasms, Lung Cancer, Colo-rectal Cancer, Rare Diseases, Solid Tumor, Recurrent Gastric Cancer, Recurrent Colon Cancer, Recurrent Breast Cancer, Head and Neck Cancer, Head and Neck Carcinoma, Bladder Cancer, Cervical Cancer, Liver Cancer, Bile Duct Cancer, Urologic Cancer, Pancreatic Cancer, Prostate Cancer, Recurrent Prostate Cancer, Rectal Cancer, Recurrent Ovarian Carcinoma, Recurrent Renal Cell Cancer, Rectal Cancer Stage II, Rectal Cancer Stage I, Rectal Cancer Stage III, Skin Cancer, Mouth Cancer, Lip Cancer Stage I, Tongue Cancer, Breast Neoplasm Malignant Primary, Larynx Cancer, Tonsil Cancer, Palate Cancer, Mucoepidermoid Carcinoma, Primary Peritoneal Carcinoma, Mucinous Adenocarcinoma Gastric, Mucinous Breast Cancer Recurrent, Cholangiocarcinoma
Interventions
A166
Drug
Lead sponsor
Klus Pharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
10
States / cities
Sarasota, Florida • Boston, Massachusetts • Detroit, Michigan + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2023 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 4 Interventional Results available

A Study of Xeloda (Capecitabine) in Women With HER2-Negative Metastatic Breast Cancer

NCT00121836
View directory record Official record
Conditions
Breast Cancer
Interventions
Capecitabine, Bevacizumab
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older · Female only
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
57
States / cities
Birmingham, Alabama • Burbank, California • Glendale, California + 39 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2011 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 2 Interventional Results available

MCLA-128 With Trastuzumab/Chemotherapy in HER2+ and With Endocrine Therapy in ER+ and Low HER2 Breast Cancer.

NCT03321981
View directory record Official record
Conditions
Breast Cancer Metastatic
Interventions
Zenocutuzumab, Trastuzumab, Vinorelbine, Endocrine therapy
Drug
Lead sponsor
Merus B.V.
Industry
Eligibility
18 Years and older · Female only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
3
States / cities
Los Angeles, California • Kansas City, Kansas • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 1 Interventional

Study of LEE011 With Fulvestrant and BYL719 or BKM120 in Advanced Breast Cancer

NCT02088684
View directory record Official record
Conditions
Breast Cancer
Interventions
LEE011, BYL719, fulvestrant, BKM120
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
3
States / cities
Birmingham, Alabama • Boston, Massachusetts • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced Jul 23, 2026, 5:27 PM EDT
Terminated Phase 1Phase 2 Interventional

Phase Ib/II Trial of Abemaciclib and Elacestrant in Patients With Brain Metastasis Due to HR+/Her2- Breast Cancer

NCT04791384
View directory record Official record
Conditions
Breast Cancer
Interventions
Abemaciclib, Elacestrant
Drug
Lead sponsor
Criterium, Inc.
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
4
States / cities
Aurora, Colorado • Miami Beach, Florida • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Jul 23, 2026, 5:27 PM EDT
Recruiting Phase 1 Interventional

HER-2 B Cell Peptide Vaccine

NCT06414733
View directory record Official record
Conditions
Metastatic Breast Cancer, Metastatic Gastrointestinal Carcinoma, HER2-positive Breast Cancer, HER2-positive Gastric Cancer, EGFR Overexpression
Interventions
Combination of MVF-HER-2 (597-626) and MVF-HER-2 (266-296) emulsified with ISA 720
Biological
Lead sponsor
Pravin T.P Kaumaya
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Indianpolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 23, 2025 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 1 Interventional

Open-Label Study Evaluating the Safety and Tolerability of LJM716, BYL719 and Trastuzumab in Patients With Metastatic HER2+ Breast Cancer

NCT02167854
View directory record Official record
Conditions
Breast Cancer
Interventions
BYL719, LJM716, TRASTUZUMAB
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
6
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2021 · Synced Jul 23, 2026, 5:27 PM EDT
Active, not recruiting Phase 2 Interventional

Study of Belzutifan (MK-6482) Plus Fulvestrant for ER+/HER2- Metastatic Breast Cancer (MK-6482-029/LITESPARK-029)

NCT06428396
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Belzutifan, Fulvestrant, Everolimus, Exemestane
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
14
States / cities
Goodyear, Arizona • Beverly Hills, California • La Jolla, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 2 Interventional Results available

Eribulin With Trastuzumab as First-line Therapy for Locally Recurrent or Metastatic HER2 Positive Breast Cancer

NCT01269346
View directory record Official record
Conditions
Breast Cancer
Interventions
Eribulin Mesylate
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
26
States / cities
Denver, Colorado • Davie, Florida • Jacksonville, Florida + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2023 · Synced Jul 23, 2026, 5:27 PM EDT
Terminated Phase 2 Interventional Results available

Phase II Open-Label Trial of Tarceva in Women With Metastatic, Hormone- and HER2-Negative Breast Cancer

NCT00597597
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Erlotinib
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Jul 23, 2026, 5:27 PM EDT
Active, not recruiting Phase 1 Interventional

Entinostat, Nivolumab, and Ipilimumab in Treating Patients With Solid Tumors That Are Metastatic or Cannot Be Removed by Surgery or Locally Advanced or Metastatic HER2-Negative Breast Cancer

NCT02453620
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Breast Adenocarcinoma, Invasive Breast Carcinoma, Malignant Solid Neoplasm
Interventions
Biopsy Procedure, Blood Sample, Bone Scan, Computed Tomography, Entinostat, Ipilimumab, Nivolumab, Pharmacogenomic Study, Pharmacological Study, Positron Emission Tomography
Procedure · Other · Drug + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
5
States / cities
Duarte, California • New Haven, Connecticut • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jul 23, 2026, 5:27 PM EDT
Not listed Phase 3 Interventional

Trial of Myocet in Metastatic Breast Cancer

NCT00294996
View directory record Official record
Conditions
Breast Cancer
Interventions
Myocet
Drug
Lead sponsor
Sopherion Therapeutics
Industry
Eligibility
18 Years and older · Female only
Enrollment
363 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
18
States / cities
San Diego, California • Aurora, Colorado • Coral Springs, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2009 · Synced Jul 23, 2026, 5:27 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Phase 1b/2 Study of T-DXd Combinations in HER2-positive Metastatic Breast Cancer

NCT04538742
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Trastuzumab deruxtecan, Durvalumab, Paclitaxel, Pertuzumab, Tucatinib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
10
States / cities
Fort Myers, Florida • St. Petersburg, Florida • Commack, New York + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Jul 23, 2026, 5:27 PM EDT
Recruiting Phase 2 Interventional

ARX788 for Treating Patients With HER2-low Locally Advanced Unresectable or Metastatic Breast Cancer

NCT06224673
View directory record Official record
Conditions
HER2 Low Breast Carcinoma, Triple Negative Breast Cancer, Hormone-receptor-positive Breast Cancer, Hormone Receptor Positive Breast Carcinoma
Interventions
ARX788, Computed Tomography (CT), Biospecimen Collection, Amiloride
Drug · Procedure
Lead sponsor
Laura Huppert, MD, BA
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 2 Interventional

Trastuzumab and Gefitinib in Treating Patients With Metastatic Breast Cancer

NCT00024154
View directory record Official record
Conditions
Male Breast Cancer, Recurrent Breast Cancer, Stage IV Breast Cancer
Interventions
trastuzumab, gefitinib, laboratory biomarker analysis
Biological · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2002
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 23, 2013 · Synced Jul 23, 2026, 5:27 PM EDT
Completed Phase 2 Interventional

UMCC 9901: Phase II Study of Tailored-Dose Docetaxel + Trastuzumab in Her-2 Positive Metastatic Breast Cancer

NCT00146042
View directory record Official record
Conditions
HER-2 Positive Metastatic Breast Cancer
Interventions
Docetaxel, Trastuzumab, Erythromycin Breath Test (ERMBT)
Drug · Procedure
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2005
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 4, 2012 · Synced Jul 23, 2026, 5:27 PM EDT
Terminated Phase 1 Interventional

A Study of AC682 for the Treatment of Locally Advanced or Metastatic ER+ Breast Cancer

NCT05080842
View directory record Official record
Conditions
Breast Cancer
Interventions
AC682
Drug
Lead sponsor
Accutar Biotechnology Inc
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
Denver, Colorado • Orlando, Florida • Sarasota, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Jul 23, 2026, 5:27 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 Jul 23, 2026, 5:27 PM EDT