Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Cancer: early-phase trial registry
279 of 621 indexed Cancer trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #6 of 28,707 conditions by registered trial count.
621 US clinical trials · 279 currently recruiting · #6 of 28,707 conditions by registered trial count
Cancer: 621 US clinical trials tracked, 279 recruiting.
Cancer is the subject of 621 registered US clinical trials on ClinicalTrials.gov, 279 of them currently open to new participants. 31 are in Phase 3-4 (later-stage) and 164 in Phase 1-2 (earlier-stage). The most active sponsor is M.D. Anderson Cancer Center, running 31 of these trials.
Enrollment posture brief
Registry condition cancer
OPEN 279 | RECR 45% | LATE 31 | EARLY 164 | RANK #6 | SPON 31
Volume-matched condition peers
Nearest open-share peer: Duchenne Muscular Dystrophy (45% recruiting · 49 trials)
Cancer lists 279 open slots (45% of 621 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 Cancer 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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Cancer is recruiting above its size-band peers.
279 of 621 indexed trials (44.9%) 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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Sponsorship of Cancer trials is spread across many organizations.
M.D. Anderson Cancer Center accounts for 31 of 621 trials (5%). 270 distinct sponsors appear on at least one study for this condition label.
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Typical Cancer enrolment sits around 108 participants.
Median target enrolment is 108 among the 616 trials that report a genuine target (sentinel values excluded). 287 of those (46.6%) plan for fewer than 100 participants.
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Cancer research is mostly interventional.
462 interventional and 159 observational studies make up this index (74.4% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
621 total, page 13 of 13
Physical and Emotional Benefits of Group Dance Intervention for Breast Cancer Survivors
University of the Sciences in Philadelphia
NCT02793076
Trial of Thalidomide, a- Interferon +/- Octreotide in Patients With Unresectable Hepatocellular Carcinoma
University of New Mexi
NCT00250796
Evaluating the Use of RFT5-dgA to Deplete Alloreactive Cells Prior to Haploidentical Stem Cell Transplantation
Baylor College of Medicine
NCT00586547
Usefulness of Acupuncture in Cancer Pain and Quality of Life
Southern California University of Health Sciences
NCT00401063
The Biodistribution of 1-[2 Deoxy-2, -18 Fluroarabinfuranosyl]Cytosine [18FAC] in Healthy Subjects and Patients With Cancer, Autoimmune/Inflammatory Diseases
Jonsson Comprehensive Cancer Center
NCT01180907
A Phase I Trial Using Combination Irinotecan and Thalidomide for Recurrent CNS Tumors
University of New Mexi
NCT00251797
Intranasal (NAS) Ketamine for Cancer Pain
Emory University
NCT03146806
Catheter Resistance Monitoring to Predict Catheter-Associated Adverse Events in Children and Adolescents
St. Jude Children's Research Hospital
NCT01737554
Modex, a Cloud-based, Centralized Health Economic Model Marketplace to Reduce Costs and Enhance Equity in Cancer
Arnold Consultancy & Technology
NCT07361458
TCR-engineered T Cells in Solid Tumors (ACTengine IMA201-101)
Immatics US
NCT03247309
Tadalafil and Pembrolizumab in Recurrent or Metastatic Head and Neck Cancer
University of California, San Diego
NCT03993353
Williams LifeSkills - Cancer Caregiver Intervention
Duke University
NCT03174626
Study of Kinetics, Dosimetry & Safety of [18F]F-AraG, a Positron Emission Tomography Imaging Tracer in Healthy Humans
CellSight Technologies
NCT02323893
Determination of the Absolute Bioavailability of GSK2118436 Following a Single Oral Dose Co-Administered With an Intravenous Radiolabelled Microtracer of GSK2118436 in Subjects With BRAF Mutant Solid Tumors
GlaxoSmithKline
NCT01340833
Study of Oral Ketamine Versus Placebo for Treating Depression in Patients Undergoing Treatment for Cancer
Scott A. Irwin, MD, PhD
NCT02836288
Exercise Therapy in Cancer Patients Who Are Recovering From COVID-19
Memorial Sloan Kettering Cancer Center
NCT04824443
Acupuncture in Treating Mucositis-Related Pain Caused by Chemotherapy in Patients Undergoing Stem Cell Transplantation
National Cancer Institute (NCI)
NCT00060021
Efficacy and Safety of Sublingual Fentanyl Tablets in Treatment of Breakthrough Pain in Cancer Patients.
Kyowa Kirin Co.
NCT00262678
Ribavirin With or Without Monoclonal Antibody Therapy in Treating Patients Who Develop RSV Pneumonia Following Peripheral Stem Cell Transplantation
Fred Hutchinson Cancer Center
NCT00014391
BCX-1777 in Treating Patients With Refractory Cancer
BioCryst Pharmaceuticals
NCT00073944
Caspofungin Acetate Compared With Amphotericin B Liposomal in Treating Patients With Persistent Fever and Neutropenia Following Cancer Treatment
Memorial Sloan Kettering Cancer Center
NCT00008359
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 116 |
| Phase 2 | 48 |
| Phase 3 | 27 |
| Phase 4 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Cancer records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Cancer 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 Cancer page
621 registered trials, 279 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 279 Cancer trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- M.D. Anderson Cancer Center sponsors the most Cancer 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 Cancer condition card totals 621 registered trials; most-linked intervention Usual Care; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.