Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Primary T-cell Immunodeficiency Disorders: early-phase trial registry
2 of 3 indexed Primary T-cell Immunodeficiency Disorders trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #5,209 of 28,707 conditions by registered trial count.
3 US clinical trials · 2 currently recruiting · #5,209 of 28,707 conditions by registered trial count
Primary T-cell Immunodeficiency Disorders: 3 US clinical trials tracked, 2 recruiting.
Primary T-cell Immunodeficiency Disorders is the subject of 3 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 3 in Phase 1-2 (earlier-stage). The most active sponsor is National Cancer Institute (NCI), running 3 of these trials.
Enrollment posture brief
Registry condition primary-t-cell-immunodeficiency-disorders
OPEN 2 | RECR 67% | LATE 0 | EARLY 3 | RANK #5209 | SPON 3
Volume-matched condition peers
Nearest open-share peer: Acute Hypoxemic Respiratory Failure (67% recruiting · 6 trials)
Primary T-cell Immunodeficiency Disorders lists 2 open slots (67% of 3 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 Primary T-cell Immunodeficiency Disorders 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.
-
Primary T-cell Immunodeficiency Disorders is recruiting above its size-band peers.
2 of 3 indexed trials (66.7%) 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.
Open and recent trials
3 total, page 1 of 1
Pilot Trial of Allogeneic Blood or Marrow Transplantation for Primary Immunodeficiencies
National Cancer Institute (NCI)
NCT02579967
Allogeneic Hematopoietic Stem Cell Transplant for Patients With Inborn Errors of Immunity
National Cancer Institute (NCI)
NCT04339777
Allogeneic Hematopoietic Cell Transplantation for Disorders of T-cell Proliferation and/or Dysregulation
National Cancer Institute (NCI)
NCT03663933
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 3 |
Top Sponsors
Named interventions
Most-linked intervention names on Primary T-cell Immunodeficiency Disorders records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Primary T-cell Immunodeficiency Disorders 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 Primary T-cell Immunodeficiency Disorders page
3 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Primary T-cell Immunodeficiency Disorders trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- National Cancer Institute (NCI) sponsors the most Primary T-cell Immunodeficiency Disorders trials on record, review their full trial history before evaluating a specific study. See National Cancer Institute (NCI)'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 Primary T-cell Immunodeficiency Disorders condition card totals 3 registered trials; most-linked intervention GVHD Prophylaxis; top US site state Maryland. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.