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ClinicalTrials.gov public records Last synced Nov 3, 2026, 6:55 AM EST

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Showing 1–24 of 416 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Early-stage Breast Cancer Clear all
Active, not recruiting Early Phase 1 Interventional

CIPHER Study: Pilot Study to Study the Role of ctDNA in Triple Negative and HER2 Positive Early Stage

NCT05333874
View directory record Official record
Conditions
Breast Cancer, Early-Onset
Interventions
Neoadjuvant chemotherapy administered before surgical extraction of a tumor, Observational
Drug · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
12
States / cities
Elizabeth, New Jersey • Hamilton, New Jersey • Jersey City, New Jersey + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Nov 3, 2026, 6:55 AM EST
Completed No phase listed Observational

Effect of Chemotherapy on Pain Sensitivity and Patient-reported Symptoms

NCT01983982
View directory record Official record
Conditions
Breast Cancer, Chronic Pain
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 26, 2016 · Synced Nov 3, 2026, 6:55 AM EST
Completed Phase 3 Interventional Results available

S1202: Duloxetine Hydrochloride for Muscle/Joint Pain in Early-Stage Breast Cancer Receiving Hormone Therapy

NCT01598298
View directory record Official record
Conditions
Breast Cancer, Musculoskeletal Complications, Pain
Interventions
duloxetine hydrochloride, placebo
Drug · Other
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
Up to 120 Years · Female only
Enrollment
299 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
714
States / cities
Anchorage, Alaska • Fairbanks, Alaska • Jonesboro, Arkansas + 475 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2022 · Synced Nov 3, 2026, 6:55 AM EST
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Endocrine Therapy Effects of Host Immunity in Early Stage Breast Cancer

NCT03719495
View directory record Official record
Conditions
Breast Cancer, Estrogen Receptor-positive Breast Cancer, Healthy
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional

Reducing Underuse of Early-Stage Breast Cancer Treatment in Minority Communities

NCT00145197
View directory record Official record
Conditions
Breast Cancer
Interventions
Improving the Delivery of Effective Care to Minorities
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
1,164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 3, 2013 · Synced Nov 3, 2026, 6:55 AM EST
Completed Phase 2 Interventional Results available

A Neoadjuvant Study of Abemaciclib (LY2835219) in Postmenopausal Women With Hormone Receptor Positive, HER2 Negative Breast Cancer

NCT02441946
View directory record Official record
Conditions
Breast Cancer, Hormone Receptor Positive Tumor, Early-Stage Breast Carcinoma
Interventions
Abemaciclib, Loperamide, Anastrozole
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
27
States / cities
Bakersfield, California • La Jolla, California • Los Angeles, California + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2020 · Synced Nov 3, 2026, 6:55 AM EST
Withdrawn Not applicable Interventional

Vitamin B12 for Aromatase Inhibitors Associated Musculoskeletal Symptoms in Breast Cancer

NCT04205786
View directory record Official record
Conditions
HR-positive Breast Cancer
Interventions
Vitamin B12, Blood collection, Brief Pain Inventory - Short Form survey, FACT-ES Trial Outcome Index (Version 4), Questionnaire to Assess Adherence to Aromatase Inhibitors, Demographics Questionnaire
Dietary Supplement · Other
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
19 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Nov 3, 2026, 6:55 AM EST
Completed Phase 3 Interventional Results available

Letrozole in Preventing Cancer in Postmenopausal Women Who Have Received 4-6 Years of Hormone Therapy for Hormone Receptor-Positive, Lymph Node-Positive, Early-Stage Breast Cancer

NCT00553410
View directory record Official record
Conditions
Breast Cancer
Interventions
Letrozole
Drug
Lead sponsor
ETOP IBCSG Partners Foundation
Network
Eligibility
18 Years to 120 Years · Female only
Enrollment
4,884 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2019
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 23, 2026 · Synced Nov 3, 2026, 6:55 AM EST
Recruiting Not applicable Interventional

Post-Marketing Study for Early-Stage Low-Risk Breast Cancer Treatment Using ProSense® Cryoablation (ChoICE Trial)

NCT07629206
View directory record Official record
Conditions
Low-Risk, Early Stage Breast Cancer
Interventions
Cryoablation
Device
Lead sponsor
IceCure Medical Ltd.
Industry
Eligibility
70 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2034
U.S. locations
3
States / cities
Glendale, California • Portland, Oregon • Germantown, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Nov 3, 2026, 6:55 AM EST
Completed Phase 2 Interventional Results available

Accelerated Partial Breast Radiation Therapy Using High-Dose Rate Brachytherapy in Treating Patients With Early Stage Breast Cancer After Surgery

NCT02526498
View directory record Official record
Conditions
Ductal Breast Carcinoma In Situ, Estrogen Receptor Positive, Invasive Breast Carcinoma, Progesterone Receptor Positive, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage IIA Breast Cancer
Interventions
Accelerated Partial Breast Irradiation, High-Dose Rate Brachytherapy, Questionnaire Administration
Radiation · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
45 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
10
States / cities
Gilbert, Arizona • La Jolla, California • Royal Oak, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Nov 3, 2026, 6:55 AM EST
Withdrawn Phase 1Phase 2 Interventional

Monitoring Early Response to Targeted Therapy in Stage IV HER2+ Breast Cancer Patients With Advanced PET/MR Imaging

NCT04273555
View directory record Official record
Conditions
HER2-positive Breast Cancer
Interventions
[18F]-FDG
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional

Comparing (SIS.NET) to Standard Care in Patients Who Have Completed the Acute Phase of Treatment for Early Breast Cancer

NCT01308775
View directory record Official record
Conditions
Breast Cancer
Interventions
SIS.NET, Routine Follow-up
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Female only
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2015 · Synced Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional Results available

Radiation Therapy During Surgery in Treating Older Women With Invasive Breast Cancer

NCT00182728
View directory record Official record
Conditions
Breast Cancer
Interventions
surgery, therapy, radiation therapy
Procedure · Radiation
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
48 Years to 120 Years · Female only
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced Nov 3, 2026, 6:55 AM EST
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 Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional

Cyberknife for Early Stage Breast Cancer

NCT03946683
View directory record Official record
Conditions
Early Stage Breast Cancer
Interventions
Cyberknife for Early Stage Breast Cancer
Radiation
Lead sponsor
NYU Langone Health
Other
Eligibility
45 Years to 45 Years · Female only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional

Evaluating and Comparing Two Surgical Methods for Treatment of Early Stage Breast Cancer

NCT01271738
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer, Breast Tumors, Cancer of Breast, Cancer of the Breast, Human Mammary Carcinoma, Neoplasms, Breast
Interventions
Remove tumor only, Removal of tumor and tissue
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Female only
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2015 · Synced Nov 3, 2026, 6:55 AM EST
Active, not recruiting Phase 3 Interventional

Breast Cancer WEight Loss Study (BWEL Study)

NCT02750826
View directory record Official record
Conditions
Breast Ductal Carcinoma In Situ, Invasive Breast Carcinoma, Stage II Breast Cancer AJCC v6 and v7, Stage IIB Breast Cancer AJCC v6 and v7, Stage IIIA Breast Cancer AJCC v7, Stage IIIC Breast Cancer AJCC v7, Synchronous Bilateral Breast Carcinoma
Interventions
Health Education Program, Weight Loss Intervention
Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
3,177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2030
U.S. locations
1464
States / cities
Daphne, Alabama • Mobile, Alabama • Anchorage, Alaska + 921 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Nov 3, 2026, 6:55 AM EST
Terminated Phase 2 Interventional Results available

Partial Breast Irradiation Using Accelerated Intensity Modulated Radiotherapy

NCT00581529
View directory record Official record
Conditions
Breast Cancer
Interventions
IMRT
Radiation
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
40 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 31, 2017 · Synced Nov 3, 2026, 6:55 AM EST
Terminated Early Phase 1 Interventional

Preoperative Testing of the Anti-Progesterone Mifepristone in Early Stage Breast Cancer

NCT01138553
View directory record Official record
Conditions
Invasive Breast Cancer, Ductal Carcinoma in Situ
Interventions
Mifepristone
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 8, 2019 · Synced Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional Results available

External-Beam Partial-Breast Irradiation for Early Breast Cancer 40 Gy QD Over 2 Weeks

NCT01581619
View directory record Official record
Conditions
Breast Cancer
Interventions
External Beam Partial-Breast Irradiation
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
4
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 2, 2020 · Synced Nov 3, 2026, 6:55 AM EST
Recruiting Phase 3 Interventional

ShortStop-HER2: 12 Months vs. 6 Months of HER2-targeted Medications for People With HER2+ Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Trastuzumab

NCT06876714
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Early Stage HER2+ Breast Cancer
Interventions
Trastuzumab (Herceptin), Pertuzumab, Echocardiography, Multigated Acquisition Scan, Mammography, Ultrasound, Magnetic Resonance Imaging, Biospecimen Collection, Questionnaire Administration
Biological · Procedure · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
1,524 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2037
U.S. locations
698
States / cities
Phoenix, Arizona • Fort Smith, Arkansas • Jonesboro, Arkansas + 537 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Nov 3, 2026, 6:55 AM EST
Completed Phase 2 Interventional Results available

Adj TC + Herceptin Early Stage Breast Cancer

NCT00493649
View directory record Official record
Conditions
Breast Cancer
Interventions
Taxotere, Cytoxan, Herceptin
Drug
Lead sponsor
US Oncology Research
Industry
Eligibility
18 Years to 70 Years · Female only
Enrollment
493 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
69
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sedona, Arizona + 62 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2016 · Synced Nov 3, 2026, 6:55 AM EST
Completed Not applicable Interventional Results available

Implantable Microdevice for In Vivo Drug Sensitivity Testing in Patients With Early Stage, HER2-Positive or Triple Negative Breast Cancer

NCT02521363
View directory record Official record
Conditions
Breast Cancer
Interventions
KIBUR MICRODEVICE, anthracycline and taxane based chemotherapy
Device · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
19 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
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 22, 2025 · Synced Nov 3, 2026, 6:55 AM EST
Completed Phase 3 Interventional

Expanding Rural Access: Distance Delivery of Support Groups (Main Study)

NCT01108016
View directory record Official record
Conditions
Depression, Breast Cancer, Stress, Breast Cancer Non-invasive Breast Cancer, Breast Cancer Early Stage Breast Cancer (Stage 1-3), Breast Cancer Metastatic Breast Cancer
Interventions
Videoconferencing support group
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 6, 2010 · Synced Nov 3, 2026, 6:55 AM EST