Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Healthy Subject: early-phase trial registry
2 of 17 indexed Healthy Subject trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #1,004 of 28,707 conditions by registered trial count.
17 US clinical trials · 2 currently recruiting · #1,004 of 28,707 conditions by registered trial count
Healthy Subject: 17 US clinical trials tracked, 2 recruiting.
Healthy Subject is the subject of 17 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is M.D. Anderson Cancer Center, running 4 of these trials.
Enrollment posture brief
Registry condition healthy-subject
OPEN 2 | RECR 12% | LATE 0 | EARLY 1 | RANK #1004 | SPON 4
Volume-matched condition peers
Nearest open-share peer: Gestational Diabetes Mellitus (12% recruiting · 17 trials)
Healthy Subject lists 2 open slots (12% of 17 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 Healthy Subject 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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Healthy Subject is recruiting below its size-band peers.
2 of 17 indexed trials (11.8%) 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 Healthy Subject research.
M.D. Anderson Cancer Center accounts for 4 of 17 trials (23.5%). 10 distinct sponsors appear on at least one study for this condition label.
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Typical Healthy Subject enrolment sits around 100 participants.
Median target enrolment is 100 among the 17 trials that report a genuine target (sentinel values excluded). 8 of those (47.1%) plan for fewer than 100 participants.
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Healthy Subject splits between interventional and observational designs.
10 interventional and 7 observational studies make up this index (58.8% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
17 total, page 1 of 1
Collection of Immunology Specimens From Patients With Cancer or Blood Disorders, and Healthy Volunteers
University of Southern California
NCT03207854
Photoacoustic Imaging of the Breast in Patients With Breast Cancer and Healthy Subjects
Roswell Park Cancer Institute
NCT03897270
Combined Breast MRI and Biomarker Strategies in Identifying High-risk Breast Cancer Patients
City of Hope Medical Center
NCT03303846
Food Frequency Questionnaires in Estimating Food Nutrient Intake in Healthy Young Adults
Ohio State University Comprehensive Cancer Center
NCT02610023
Magnetic Resonance (MR) Imaging & Blood Biomarkers for Head and Neck Cancer
M.D. Anderson Cancer Center
NCT03491176
Tu Salud Si Cuenta Intervention in Increasing Physical Activity and Healthy Eating Among Latino Families
M.D. Anderson Cancer Center
NCT03199365
Eat, Move, Live Intervention in Reducing Chronic Disease Risk in Medically Vulnerable Communities
City of Hope Medical Center
NCT02513407
Physical Activity in Promoting Smoking Cessation in African Americans
M.D. Anderson Cancer Center
NCT01915810
Myeloid Derived Suppressor Cells Clinical Assay in Finding Kidney Cancer
University of Southern California
NCT02664883
Internet-Based and Self-Reports in Assessing Diet and Physical Activity Within AARP
National Cancer Institute (NCI)
NCT03268577
Text Messages in Preventing Tobacco Use in Young Adults
M.D. Anderson Cancer Center
NCT03457480
Functional Magnetic Resonance Imaging in Assessing Affect Reactivity and Regulation in Patients With Stage 0-III Breast Cancer
Stanford University
NCT03050463
Effect of Black Raspberry Phytochemicals on Oral Microbiome in Current Smokers and Non-smokers
Ohio State University Comprehensive Cancer Center
NCT02439255
MRI and Cardio-Pulmonary Exercise Testing in Evaluating Exercise Intolerance in Patients With Stage I-III Breast Cancer After Chemotherapy Treatment
Wake Forest University Health Sciences
NCT02702830
Effects of Alternative Healthy Eating Index-Based Diet on Inflammatory Markers and Breast Density in Healthy Participants
Fred Hutchinson Cancer Center
NCT04062955
Effect of Pneumatic Tourniquet on Arm Swelling After Lymph Node Removal
Stanford University
NCT03584100
Broccoli Sprout Extracts in Healthy Volunteers: A Pilot Study of Nrf2 Pathway Modulation in Oral Mucosa
Julie E. Bauman, MD, MPH
NCT02023931
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Healthy Subject records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Healthy Subject 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 Healthy Subject page
17 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Healthy Subject trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- M.D. Anderson Cancer Center sponsors the most Healthy Subject trials on record, review their full trial history before evaluating a specific study. See M.D. Anderson 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 Healthy Subject condition card totals 17 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.