Independent directory Public ClinicalTrials.gov records United States
Condition Directory

Breast Cancer clinical trials

Directory of U.S. ClinicalTrials.gov public records for Breast Cancer. Browse Breast Cancer recruiting trials, filter by phase, sponsor, location, or intervention, and open the official ClinicalTrials.gov study record for each result.

By Clinical Trials Finder Guidance last reviewed June 10, 2026 Data synced October 31, 2026 Report an issue

ClinicalTrials.gov public records Last synced Oct 31, 2026, 11:55 AM EDT

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

Official matching trials
7078
Shown on this page
12
Current sort
Recently updated
Condition scope
Breast Cancer
Additional filters apply within this condition.

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

How Breast Cancer studies are organized in the registry

Breast cancer listings are usually subtype-specific: receptor status appears directly in titles and condition fields, so subtype terms narrow results far better than stage words alone. Many studies also restrict to either early-stage or metastatic settings, which is visible in the title or eligibility section of the official record.

Terms that often appear in related listings

These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.

Filter and sort this condition

These controls apply only within Breast Cancer. Default order is Recently updated. Add location, sponsor, treatment, or recruitment status to narrow this condition page further.

Reset condition filters
Clear filters
Showing 361–372 of 7,078 matching trials for Breast Cancer.
Live ClinicalTrials.gov results.
Local aggregate panels are unavailable or hidden for filtered views. The result list above identifies its data source.

Live official records

Open in full search
Conditions
Inflammatory Breast Carcinoma, Invasive Breast Carcinoma, Second Primary Malignant Neoplasm
Interventions
Biospecimen Collection, Interview, Medical Chart Review, Questionnaire Administration
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2030
U.S. locations
10
States / cities
Gilbert, Arizona • La Jolla, California • Greeley, Colorado + 6 more
Conditions
Metastatic Breast Cancer
Interventions
Lifestyle Intervention, Attention Control
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Maywood, Illinois • Milwaukee, Wisconsin
Conditions
Advanced Solid Tumor, Advanced Breast Cancer, Advanced Ovarian Cancer
Interventions
BMS-986500, Palbociclib, Fulvestrant
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
15
States / cities
Birmingham, Alabama • Fullerton, California • Greenbrae, California + 11 more
Conditions
Breast Cancer
Interventions
Inavolisib, Fulvestrant
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
4
States / cities
Los Angeles, California • Jacksonville, Florida • Kansas City, Missouri + 1 more
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage IA Breast Cancer AJCC v8, Anatomic Stage IB Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, 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, Endometrial Carcinoma, Female Reproductive System Disorder, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage IA Breast Cancer AJCC v8, Prognostic Stage IB Breast Cancer AJCC v8, Prognostic Stage II Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, 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, Stage I Uterine Corpus Cancer AJCC v8, Stage IA Cervical Cancer AJCC v8, Stage IA Ovarian Cancer AJCC v8, Stage IA Uterine Corpus Cancer AJCC v8, Stage IA1 Cervical Cancer AJCC v8, Stage IA2 Cervical Cancer AJCC v8, Stage IB1 Cervical Cancer AJCC v8, Stage IC Ovarian Cancer AJCC v8
Interventions
Healthcare Activity, Survey Administration
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
1,410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Hereditary Breast Carcinoma, Hereditary Ovarian Carcinoma, Lynch Syndrome
Interventions
Behavioral Dietary Intervention, E-mail, Exercise Intervention, Health Promotion and Education, Internet-Based Intervention, Questionnaire Administration, Telephone-Based Intervention
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
384 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Houston, Texas
Recruiting Not applicable Interventional Accepts healthy volunteers

The Vanguard Study: Testing a New Way to Screen for Cancer

NCT06995898
Conditions
Bladder Carcinoma, Breast Carcinoma, Colorectal Carcinoma, Esophageal Carcinoma, Gastric Carcinoma, Liver Carcinoma, Lung Carcinoma, Malignant Solid Neoplasm, Ovarian Carcinoma, Pancreatic Carcinoma, Prostate Carcinoma
Interventions
Biospecimen Collection, Device Usage, Electronic Health Record Review, Multi-Cancer Detection Test, Questionnaire Administration
Procedure · Device · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
45 Years to 75 Years
Enrollment
24,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
45
States / cities
Pleasanton, California • Cheyenne Wells, Colorado • Denver, Colorado + 37 more
Conditions
Metastatic Breast Cancer, HER2-negative Breast Cancer, ER+ Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer With Bone Involvement, Bone Metastases in Subjects With Advanced Breast Cancer, ER-Positive HER2-Negative Breast Cancer, Estrogen Receptor-positive Breast Cancer, Hormone-sensitive Metastatic Breast Cancer, Hormone-Sensitive Breast Cancer
Interventions
RYZ101, Standard of Care Endocrine Therapy
Drug
Lead sponsor
RayzeBio, Inc.
Industry
Eligibility
Not listed
Enrollment
64 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
Conditions
Cardiotoxicity, Cancer, Cardiac Arrhythmia, Left Ventricular Dysfunction, Breast Cancer, Multiple Myeloma
Interventions
Mobile Cardiac Telemetry, Wearable Cardiac Monitor
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Inoperable, Locally Advanced or Metastatic, ER-positive Breast Cancer
Interventions
Giredestrant, Abemaciclib, Ipatasertib, Inavolisib, Ribociclib, Everolimus, Samuraciclib, PH FDC SC, Palbociclib, Atezolizumab
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older · Female only
Enrollment
316 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
12
States / cities
Duarte, California • Irvine, California • San Francisco, California + 9 more
Conditions
Melanoma (Skin Cancer), Breast Cancer, Brain Metastasases
Interventions
Alpelisib + Pembrolizumab
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Houston, Texas
Conditions
Breast Cancer
Interventions
Inavolisib, Ribociclib, Fulvestrant, Placebo
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
10
States / cities
Anaheim, California • Palo Alto, California • Jacksonville, Florida + 7 more

About this Breast Cancer clinical trials directory page

What this page lists
U.S. ClinicalTrials.gov public records that list Breast Cancer as a study condition, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
How to narrow results
Use the filters above to scope by intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Breast Cancer.
Where the data comes from
Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Related: all condition pages, browse by drug or therapy, browse by U.S. city, browse by sponsor, or open the full search for Breast Cancer.