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ClinicalTrials.gov 4 recruiting now early-phase tilt small index

Chronic Thromboembolic Pulmonary Hypertension: early-phase trial registry

4 of 7 indexed Chronic Thromboembolic Pulmonary Hypertension trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #2,497 of 28,707 conditions by registered trial count.

7 US clinical trials · 4 currently recruiting · #2,497 of 28,707 conditions by registered trial count

Chronic Thromboembolic Pulmonary Hypertension: 7 US clinical trials tracked, 4 recruiting.

Chronic Thromboembolic Pulmonary Hypertension is the subject of 7 registered US clinical trials on ClinicalTrials.gov, 4 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 University of California, San Diego, running 2 of these trials.

Enrollment posture brief

Registry condition chronic-thromboembolic-pulmonary-hypertension

OPEN 4 | RECR 57% | LATE 0 | EARLY 1 | RANK #2497 | SPON 2

Nearest open-share peer: Adverse Childhood Experiences (57% recruiting · 14 trials)

ACL Tear71.4%ACL57.1%Chronic Thromboembolic P (th…57%Acute Myelogenous Leukemia42.9%Acne Scars28.6%
Open-enrollment share among volume-matched conditions near Chronic Thromboembolic Pulmonary Hypertension

Chronic Thromboembolic Pulmonary Hypertension lists 4 open slots (57% of 7 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 Chronic Thromboembolic Pulmonary Hypertension 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.

  1. Chronic Thromboembolic Pulmonary Hypertension is recruiting above its size-band peers.

    4 of 7 indexed trials (57.1%) 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.

  2. One sponsor concentrates Chronic Thromboembolic Pulmonary Hypertension research.

    University of California, San Diego accounts for 2 of 7 trials (28.6%). 6 distinct sponsors appear on at least one study for this condition label.

  3. Typical Chronic Thromboembolic Pulmonary Hypertension enrolment sits around 128 participants.

    Median target enrolment is 128 among the 7 trials that report a genuine target (sentinel values excluded). 1 of those (14.3%) plan for fewer than 100 participants.

  4. Chronic Thromboembolic Pulmonary Hypertension splits between interventional and observational designs.

    3 interventional and 4 observational studies make up this index (42.9% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 21

Phase Distribution

PhaseTrial count
Phase 2 1

Named interventions

Most-linked intervention names on Chronic Thromboembolic Pulmonary Hypertension records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

RF Assure Scanning Device
1 trials
Ventilation Strategy Other
1 trials
Pulmonary hypertension (PH)-specific medication Drug
1 trials
Balloon pulmonary angioplasty Procedure
1 trials
Pulmonary endarterectomy Procedure
1 trials
Oxygen Administration Other
1 trials
Hyperpolarized Xe129 Drug
1 trials
Survey Other
1 trials

US sites by state

Facility locations filed on Chronic Thromboembolic Pulmonary Hypertension trials. A trial with sites in several states counts in each.

California 5 trials
North Carolina 2 trials
Kansas 2 trials
Texas 1 trials
Michigan 1 trials
Maryland 1 trials
Louisiana 1 trials
Kentucky 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Chronic Thromboembolic Pulmonary Hypertension page

7 registered trials, 4 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 4 Chronic Thromboembolic Pulmonary Hypertension trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • University of California, San Diego sponsors the most Chronic Thromboembolic Pulmonary Hypertension trials on record, review their full trial history before evaluating a specific study. See University of California, San Diego'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 Chronic Thromboembolic Pulmonary Hypertension condition card totals 7 registered trials; most-linked intervention RF Assure Scanning; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.