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Breast Carcinoma: early-phase trial registry
63 of 107 indexed Breast Carcinoma trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #120 of 28,707 conditions by registered trial count.
107 US clinical trials · 63 currently recruiting · #120 of 28,707 conditions by registered trial count
Breast Carcinoma: 107 US clinical trials tracked, 63 recruiting.
Breast Carcinoma is the subject of 107 registered US clinical trials on ClinicalTrials.gov, 63 of them currently open to new participants. 5 are in Phase 3-4 (later-stage) and 33 in Phase 1-2 (earlier-stage). The most active sponsor is Mayo Clinic, running 21 of these trials.
Enrollment posture brief
Registry condition breast-carcinoma
OPEN 63 | RECR 59% | LATE 5 | EARLY 33 | RANK #120 | SPON 21
Volume-matched condition peers
Nearest open-share peer: Alcohol Use Disorder (59% recruiting · 185 trials)
Breast Carcinoma lists 63 open slots (59% of 107 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Breast Carcinoma on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Breast Carcinoma is recruiting above its size-band peers.
63 of 107 indexed trials (58.9%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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One sponsor concentrates Breast Carcinoma research.
Mayo Clinic accounts for 21 of 107 trials (19.6%). 30 distinct sponsors appear on at least one study for this condition label.
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Typical Breast Carcinoma enrolment sits around 126 participants.
Median target enrolment is 126 among the 107 trials that report a genuine target (sentinel values excluded). 45 of those (42.1%) plan for fewer than 100 participants.
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Breast Carcinoma research is mostly interventional.
77 interventional and 30 observational studies make up this index (72% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
107 total, page 1 of 3
The Vanguard Study: Testing a New Way to Screen for Cancer
National Cancer Institute (NCI)
NCT06995898
Mammography, Early Detection Biomarkers, Risk Assessment, and Imaging Technologies, MERIT Study
M.D. Anderson Cancer Center
NCT03408353
Data Collection for the Assessment of Acute and Late Normal Tissue in Patients Treated With Proton Therapy
M.D. Anderson Cancer Center
NCT00991094
Integrating Molecular Pathology, Radiology, and Genetics to Improve Breast Cancer Risk
Mayo Clinic
NCT07207564
The Ohio State University (OSU) SCREEN Community Program
Ohio State University Comprehensive Cancer Center
NCT06666192
Assessing Benefits and Harms of Cannabis/Cannabinoid Use Among Cancer Patients Treated in Community Oncology Clinics
Wake Forest University Health Sciences
NCT06418204
Collection of Specimens and Clinical Data for Patients With Recurrent or Metastatic Breast Cancer or Male Breast Cancer
Mayo Clinic
NCT06217874
Cancer Genetic Testing in Ethnic Populations
Mayo Clinic
NCT04475640
Impact of Dietary Inflammatory Potential on Breast Cancer Risk
Ohio State University Comprehensive Cancer Center
NCT05178498
Access to Genetic Testing in Underserved Patients With Cancer
University of Southern California
NCT06422455
Utilizing Advocates and Supporters to Increase Lung Cancer Screening Rates in Eligible Participants
Jonsson Comprehensive Cancer Center
NCT05978128
Comparison of Synthetic Mammography Versus Full-Field Digital Mammography in Image Interpretation and Performance Metrics
M.D. Anderson Cancer Center
NCT05056818
Whole Exome Sequencing in Finding Causative Variants in Germline DNA Samples From Patients With Peripheral Neuropathy Receiving Paclitaxel for Breast Cancer
National Cancer Institute (NCI)
NCT02610439
Quantitative Microvasculature Imaging for Breast Cancer Detection and Monitoring
Mayo Clinic
NCT04799535
A Validation Study to Determine Concordance of Liquid Biopsy and Breast Cancer Diagnosis
University of Southern California
NCT06336928
Functional Near-Infrared Spectroscopy and Virtual Reality Relaxation Programs for Pain Management in Patients With Cancer
Roswell Park Cancer Institute
NCT06456411
Mobile Health for Adherence in Breast Cancer Patients
ECOG-ACRIN Cancer Research Group
NCT06112613
Photoacoustic Imaging of the Breast in Patients With Breast Cancer and Healthy Subjects
Roswell Park Cancer Institute
NCT03897270
EMBRACE: Exercising Together
OHSU Knight Cancer Institute
NCT06049355
Whole Exome Sequencing in Finding Causative Variants in Germline DNA Samples From Patients With Hypertension Receiving Bevacizumab for Breast Cancer
National Cancer Institute (NCI)
NCT02610413
Serial Imaging of the Novel Radiotracer [^18F] FLuorthanatrace ([^18F] FTT) by PET/CTF
M.D. Anderson Cancer Center
NCT03604315
Neutrophil Extracellular Traps Formation in Breast Cancer Patients Taking Tamoxifen
M.D. Anderson Cancer Center
NCT05056857
A Study of a Comprehensive Prevention Program to Reduce Lymphedema After Axillary Lymph Node Dissection in People With Breast Cancer
Memorial Sloan Kettering Cancer Center
NCT06144164
Comparing Single vs Multiple Dose Radiation for Cancer Patients With Brain Metastasis and Receiving Immunotherapy
Wake Forest University Health Sciences
NCT05703269
Finding the Best Tamoxifen Dose for Breast Cancer Risk Reduction in Premenopausal Women, RENAISSANCE Trial
National Cancer Institute (NCI)
NCT06184750
TRPC6 Characterization to Predict and Prevent Chemotherapy Related Cardiomyopathy and Heart Failure With Breast Cancer
Mayo Clinic
NCT05507879
Virtual Support Platform (HERCaRE Application) for the Improvement of Survivorship Among Black Breast Cancer Survivors
Mayo Clinic
NCT07126522
A Synthetic Lethality-Focused Algorithm to Identify Therapeutic Options in Advanced Metastatic Breast Cancer (SYNTHESIS-Breast)
National Cancer Institute (NCI)
NCT07067138
Endocrine Therapy-Induced Alopecia in Postmenopausal and Premenopausal Female Breast Cancer Patients
Mayo Clinic
NCT05612100
Whole Exome Sequencing in Finding Causative Variants in Germline DNA Samples From Patients With Congestive Heart Failure Receiving Therapy for Breast Cancer
National Cancer Institute (NCI)
NCT02610426
Breast Cancer Screening Adherence for Women at Moderate Risk for Breast Cancer
University of Southern California
NCT07076147
Postoperative Outcomes and Patient Satisfaction With Mayo Clinic Florida Care Hotel After Mastectomy and Tissue Expander Placement
Mayo Clinic
NCT06783179
Study of Aerobic Training for People Receiving Chemotherapy for Breast Cancer
Memorial Sloan Kettering Cancer Center
NCT05716893
Home-based Respiratory Muscle Training for Minimizing Side Effects in Patients Undergoing Treatment for Breast Cancer
Roswell Park Cancer Institute
NCT05787834
A Patient Navigation Program for Addressing Disparities in Breast Cancer Care
Roswell Park Cancer Institute
NCT06350500
A Post-treatment Supportive Service Program for the Transition Into Survivorship for Black Women Breast Cancer Survivors in Western New York
Roswell Park Cancer Institute
NCT06833255
Hypofractionated Radiotherapy Before or After Breast Surgery for Treatment of Patients With Non-Metastatic Breast Cancer
Mayo Clinic
NCT06635980
Phytocannabinoids for Reducing Chronic Chemotherapy-Induced Peripheral Neuropathy in Breast and Colon Cancer Survivors
City of Hope Medical Center
NCT06731894
Contrast Enhanced Ultrasound Medical Imaging for Identifying Breast Masses
University of Southern California
NCT06171607
Low Dose Aspirin for the Prevention of Postpartum Related Breast Cancer
Mayo Clinic
NCT05557877
An Imaging Technology, Contrast-Enhanced Mammography, in Predicting Breast Cancer
M.D. Anderson Cancer Center
NCT04871139
The Sleep After Breast Cancer (ABC) Study - Examining Sleep Changes and Biomarkers Among Breast Cancer Patients
Ohio State University Comprehensive Cancer Center
NCT07341503
Ultra-hypofractionated Whole Breast Irradiation With Lumpectomy Cavity Boost for the Treatment of Stage I-III Breast Cancer
City of Hope Medical Center
NCT06954831
A Self-Monitoring Platform for Tracking Medication Safety and Concerns in Cancer Patients
University of Michigan Rogel Cancer Center
NCT07291414
Acolbifene Versus Low Dose Tamoxifen for the Prevention of Breast Cancer in Premenopausal Women at High Risk for Development of Breast Cancer
National Cancer Institute (NCI)
NCT05941520
A Patient Navigation Intervention for the Improvement of Risk Management Among Women at High Risk of Breast Cancer
Ohio State University Comprehensive Cancer Center
NCT06950008
Low Dose Tamoxifen With or Without Omega-3 Fatty Acids for Breast Cancer Risk Reduction
National Cancer Institute (NCI)
NCT06195306
Contrast Enhanced Spectral Mammography for the Evaluation of Pathologic Nipple Discharge
M.D. Anderson Cancer Center
NCT05056844
3D Ultrasound for the Imaging of Lymph Nodes in Patients With Breast Cancer
Mayo Clinic
NCT05704283
A 3D-Printed External Breast Prosthesis for the Improvement of Patient-reported Outcomes Among Breast Cancer Patients That Underwent a Mastectomy Without Reconstruction
Mayo Clinic
NCT07047872
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 15 |
| Phase 2 | 18 |
| Phase 3 | 5 |
Top Sponsors
Named interventions
Most-linked intervention names on Breast Carcinoma records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Breast Carcinoma trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Breast Carcinoma page
107 registered trials, 63 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 63 Breast Carcinoma trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Mayo Clinic sponsors the most Breast Carcinoma trials on record, review their full trial history before evaluating a specific study. See Mayo Clinic's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Breast Carcinoma condition card totals 107 registered trials; most-linked intervention Questionnaire Administration; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.