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ClinicalTrials.gov public records Last synced May 22, 2026, 3:53 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–40 of 16 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Unresectable HER2-Positive Breast Carcinoma Clear all
Active, not recruiting Phase 3 Interventional Results available
View directory record Official record
Conditions
Breast Cancer
Interventions
Trastuzumab deruxtecan (T-DXd), Ado-trastuzumab emtansine (T-DM1)
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
524 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
28
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced May 22, 2026, 3:53 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Metastatic Breast Cancer, HER2-negative Breast Cancer, ER+ Breast Cancer, Advanced Breast Cancer
Interventions
RYZ101
Drug
Lead sponsor
RayzeBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
25
States / cities
Phoenix, Arizona • Irvine, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced May 22, 2026, 3:53 AM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Breast Cancer
Interventions
BB-1701
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
27
States / cities
Los Alamitos, California • Los Angeles, California • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced May 22, 2026, 3:53 AM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Locally Advanced Cutaneous Melanoma, Locally Advanced Mucosal Melanoma, Metastatic Acral Melanoma, Metastatic Conjunctival Melanoma, Metastatic Cutaneous Melanoma, Metastatic HER2-Negative Breast Carcinoma, Metastatic Hormone Receptor-Positive Breast Carcinoma, Metastatic Lung Non-Small Cell Carcinoma, Metastatic Malignant Solid Neoplasm, Metastatic Mucosal Melanoma, Pathologic Stage IIIC Cutaneous Melanoma AJCC v8, Pathologic Stage IIID Cutaneous Melanoma AJCC v8, Recurrent Cutaneous Melanoma, Recurrent HER2-Negative Breast Carcinoma, Recurrent Hormone Receptor-Positive Breast Carcinoma, Recurrent Lung Non-Small Cell Carcinoma, Recurrent Mucosal Melanoma, Stage III Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Unresectable Acral Melanoma, Unresectable Cutaneous Melanoma, Unresectable Lung Non-Small Cell Carcinoma, Unresectable Mucosal Melanoma
Interventions
Neoantigen Peptide Vaccine, Nivolumab, Poly ICLC, Echocardiography, Multigated Acquisition Scan, Biopsy, Biospecimen Collection, Computed Tomography, Positron Emission Tomography
Biological · Drug · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced May 22, 2026, 3:53 AM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Locally Advanced Unresectable Breast Carcinoma, Metastatic Breast Carcinoma
Interventions
Atezolizumab, Biopsy Procedure, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Bone Scan, Computed Tomography, Magnetic Resonance Imaging, Olaparib, Positron Emission Tomography, Questionnaire Administration, X-Ray Imaging
Drug · Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
58
States / cities
Phoenix, Arizona • Scottsdale, Arizona • La Jolla, California + 43 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 22, 2026, 3:53 AM EDT
Terminated Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
HER2-positive Breast Cancer, HER2-positive Gastric Cancer, HER2-positive Colorectal Cancer, HER2-expressing Non-small Cell Lung Cancer
Interventions
SBT6050, trastuzumab deruxtecan, tucatinib, trastuzumab, capecitabine
Drug
Lead sponsor
Silverback Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 17, 2022 · Synced May 22, 2026, 3:53 AM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer
Interventions
Patritumab deruxtecan, Trastuzumab, Trastuzumab Biosimilar, Pertuzumab, Tucatinib
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
4
States / cities
Boston, Massachusetts • New Brunswick, New Jersey • Greenville, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced May 22, 2026, 3:53 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Metastatic Breast Adenocarcinoma, Metastatic HER2-Positive Breast Carcinoma, Recurrent Breast Adenocarcinoma, Recurrent HER2-Positive Breast Carcinoma, Stage III Breast Cancer AJCC v7, Stage IV Breast Cancer AJCC v6 and v7, Unresectable Breast Carcinoma, Unresectable HER2-Positive Breast Carcinoma
Interventions
Atezolizumab, Biopsy, Bone Scan, Computed Tomography, Docetaxel, Magnetic Resonance Imaging, Paclitaxel, Pertuzumab, Placebo Administration, Quality-of-Life Assessment, Trastuzumab
Drug · Procedure · Biological + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
662
States / cities
Birmingham, Alabama • Anchorage, Alaska • Gilbert, Arizona + 506 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced May 22, 2026, 3:53 AM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
HER2-positive Breast Cancer
Interventions
Trastuzumab deruxtecan, Phesgo 1,200 MG / 600 MG / 30,000 UNT Per 15 ML Injection, Phesgo 600 MG / 600 MG / 20,000 UNT in 10 mL Injection
Drug
Lead sponsor
MedSIR
Other
Eligibility
18 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Boston, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced May 22, 2026, 3:53 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Estrogen Receptor Positive, HER2/Neu Negative, Metastatic Malignant Solid Neoplasm, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8, Recurrent Breast Carcinoma, TP53 wt Allele, Unresectable Malignant Solid Neoplasm
Interventions
MDM2/MDMX Inhibitor ALRN-6924, Paclitaxel
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced May 22, 2026, 3:53 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Locally Advanced Unresectable HER2-Negative Breast Carcinoma, Locally Advanced Unresectable Hormone Receptor-Positive Breast Carcinoma, Metastatic HER2-Negative Breast Carcinoma, Metastatic Hormone Receptor-Positive Breast Carcinoma
Interventions
Abemaciclib, Anastrozole, Biospecimen Collection, Computed Tomography, Diagnostic Imaging Testing, Exemestane, Fludeoxyglucose F-18, Fluorine F 18 Fluoro Furanyl Norprogesterone, Fulvestrant, Gonadotropin-releasing Hormone Analog, Letrozole, Positron Emission Tomography, Tamoxifen, Therapeutic Estradiol
Drug · Procedure · Other + 1 more
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
St Louis, Missouri • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced May 22, 2026, 3:53 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
PIK3CA Mutation, Solid Tumor, Adult, HER2-negative Breast Cancer, Breast Cancer, Metastatic Breast Cancer, Advanced Breast Cancer, Unresectable Solid Tumor, Hormone Receptor Positive Tumor
Interventions
RLY-5836, Fulvestrant, Palbociclib, Ribociclib, Abemaciclib
Drug
Lead sponsor
Relay Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
7
States / cities
Orlando, Florida • Indianapolis, Indiana • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced May 22, 2026, 3:53 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Estrogen Receptor Positive, HER2/Neu Negative, Invasive Breast Carcinoma, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8, Prognostic Stage IV Breast Cancer AJCC v8, Recurrent Breast Carcinoma
Interventions
Anastrozole, Exemestane, Fulvestrant, Letrozole, Paclitaxel, Talimogene Laherparepvec, Tamoxifen, Nab paclitaxel, Gemcitabine, Carboplatin
Drug · Biological
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced May 22, 2026, 3:53 AM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Invasive Breast Carcinoma, Locally Advanced Breast Carcinoma, Metastatic Breast Carcinoma, Metastatic HER2-Low Breast Carcinoma, Metastatic HER2-Positive Breast Carcinoma, Metastatic Hormone Receptor-Positive Breast Carcinoma, Metastatic Malignant Solid Neoplasm, Metastatic Triple-Negative Breast Carcinoma, Unresectable Breast Carcinoma, Unresectable HER2-Low Breast Carcinoma, Unresectable HER2-Positive Breast Carcinoma, Unresectable Hormone Receptor-Positive Breast Carcinoma, Unresectable Malignant Solid Neoplasm, Unresectable Triple-Negative Breast Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Echocardiography Test, Multigated Acquisition Scan, Pidnarulex, Radiologic Imaging Procedure, Trastuzumab Deruxtecan
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 22, 2026, 3:53 AM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Breast Cancer, Ovarian Cancer, Endometrial Cancer, PIK3CA Mutation, HER2- Negative Breast Cancer, Advanced Breast Cancer, Unresectable Solid Tumor, Hormone Receptor Positive Tumor, Cervical Cancer
Interventions
RGT-490
Drug
Lead sponsor
Regor Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
3
States / cities
Houston, Texas • San Antonio, Texas • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced May 22, 2026, 3:53 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Advanced Solid Tumors, Hematologic Neoplasms, Ovarian Cancer, HER2-positive Advanced Solid Tumors, Non Small Cell Lung Cancer, Small-cell Lung Cancer, Squamous Cell Carcinoma of Head and Neck, Cholangiocarcinoma, Cervical Cancer, TNBC - Triple-Negative Breast Cancer
Interventions
tebotelimab 1 mg, tebotelimab 3 mg, tebotelimab 10 mg, tebotelimab 30 mg, tebotelimab 120 mg, tebotelimab 300 mg, tebotelimab 400 mg, tebotelimab 600 mg, tebotelimab 800 mg, tebotelimab 1200 mg, margetuximab
Biological
Lead sponsor
MacroGenics
Industry
Eligibility
18 Years and older
Enrollment
277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
15
States / cities
Gilbert, Arizona • Los Angeles, California • Newport Beach, California + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced May 22, 2026, 3:53 AM EDT