Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Breast Cancer Stage IV: early-phase trial registry
6 of 11 indexed Breast Cancer Stage IV trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #1,577 of 28,707 conditions by registered trial count.
11 US clinical trials · 6 currently recruiting · #1,577 of 28,707 conditions by registered trial count
Breast Cancer Stage IV: 11 US clinical trials tracked, 6 recruiting.
Breast Cancer Stage IV is the subject of 11 registered US clinical trials on ClinicalTrials.gov, 6 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 8 in Phase 1-2 (earlier-stage). The most active sponsor is Memorial Sloan Kettering Cancer Center, running 5 of these trials.
Enrollment posture brief
Registry condition breast-cancer-stage-iv
OPEN 6 | RECR 55% | LATE 0 | EARLY 8 | RANK #1577 | SPON 5
Volume-matched condition peers
Nearest open-share peer: Advanced Ovarian Carcinoma (55% recruiting · 11 trials)
Breast Cancer Stage IV lists 6 open slots (55% of 11 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 Cancer Stage IV 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 Cancer Stage IV is recruiting above its size-band peers.
6 of 11 indexed trials (54.5%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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One sponsor concentrates Breast Cancer Stage IV research.
Memorial Sloan Kettering Cancer Center accounts for 5 of 11 trials (45.5%). 7 distinct sponsors appear on at least one study for this condition label.
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Most Breast Cancer Stage IV trials plan to enrol fewer than 100 people.
Median target enrolment is 30 among the 11 trials that report a genuine target (sentinel values excluded). 10 of those (90.9%) plan for fewer than 100 participants.
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Breast Cancer Stage IV research is mostly interventional.
8 interventional and 3 observational studies make up this index (72.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
11 total, page 1 of 1
Tart Cherry Juice as a Dietary Supplement for the Prevention of Paclitaxel-Induced Neuropathy
University of California, Davis
NCT06268665
HERizon-Breast: A ctDNA-Guided Adaptive Study of Sequential Anti-HER2 Therapies and CNS Prophylaxis to Induce Long-Term Remission
Memorial Sloan Kettering Cancer Center
NCT07459673
A Study of Oral MBQ-167 in Participants With Advanced Breast Cancer
MBQ Pharma
NCT06075810
A Study of Pembrolizumab and Cryoablation in People With Breast Cancer
Memorial Sloan Kettering Cancer Center
NCT06246968
A Study of Abemaciclib and Radiation Therapy in People With Metastatic Breast Cancer
Memorial Sloan Kettering Cancer Center
NCT06678269
SHARON: A Clinical Trial for Metastatic Cancer Using Chemotherapy and Patients' Own Stem Cells
General Oncology
NCT04150042
Multi-Institutional Transgender & Gender-Diverse Breast Cancer Study
Medical College of Wisconsin
NCT06234488
Study of Cardiopulmonary Exercise Testing in Women Who Have HER2-Positive Breast Cancer With Mild Cardiotoxicity
Memorial Sloan Kettering Cancer Center
NCT05036252
Preventing High Blood Sugar in People Being Treated for Metastatic Breast Cancer
Memorial Sloan Kettering Cancer Center
NCT05090358
Simvastatin Plus Dual Anti-HER2 Therapy for Metastatic Breast Cancer
Baylor Breast Care Center
NCT03324425
Quantitation of Endothelial Progenitor Cells as Markers of Tumor Angiogenesis in Breast Cancer
Indiana University School of Medicine
NCT00393341
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 4 |
| Phase 2 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Breast Cancer Stage IV records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Breast Cancer Stage IV 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 Cancer Stage IV page
11 registered trials, 6 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 6 Breast Cancer Stage IV trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Memorial Sloan Kettering Cancer Center sponsors the most Breast Cancer Stage IV trials on record, review their full trial history before evaluating a specific study. See Memorial Sloan Kettering Cancer Center'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 Cancer Stage IV condition card totals 11 registered trials; most-linked intervention Simvastatin 80mg; top US site state New York. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.