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ClinicalTrials.gov 3 recruiting now early-phase tilt small index

Refractory Solid Tumors: early-phase trial registry

3 of 8 indexed Refractory Solid Tumors trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #2,176 of 28,707 conditions by registered trial count.

8 US clinical trials · 3 currently recruiting · #2,176 of 28,707 conditions by registered trial count

Refractory Solid Tumors: 8 US clinical trials tracked, 3 recruiting.

Refractory Solid Tumors is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 3 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 7 in Phase 1-2 (earlier-stage). The most active sponsor is OncoMed Pharmaceuticals, running 1 of these trials.

Enrollment posture brief

Registry condition refractory-solid-tumors

OPEN 3 | RECR 38% | LATE 0 | EARLY 7 | RANK #2176 | SPON 1

Nearest open-share peer: Acute-graft-versus-host Disease (38% recruiting · 8 trials)

Activity, Motor75%Achalasia50%Refractory Solid Tumors (thi…38%Abdominal Cancer25%Acne Scars - Mixed Atrophic 25%
Open-enrollment share among volume-matched conditions near Refractory Solid Tumors

Refractory Solid Tumors lists 3 open slots (38% of 8 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 Refractory Solid Tumors 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. Refractory Solid Tumors is recruiting below its size-band peers.

    3 of 8 indexed trials (37.5%) 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.

  2. Sponsorship of Refractory Solid Tumors trials is spread across many organizations.

    OncoMed Pharmaceuticals accounts for 1 of 8 trials (12.5%). 8 distinct sponsors appear on at least one study for this condition label.

  3. Most Refractory Solid Tumors trials plan to enrol fewer than 100 people.

    Median target enrolment is 50 among the 8 trials that report a genuine target (sentinel values excluded). 7 of those (87.5%) plan for fewer than 100 participants.

  4. Refractory Solid Tumors research is mostly interventional.

    7 interventional and 1 observational studies make up this index (87.5% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 17

Phase Distribution

PhaseTrial count
Phase 1 7

Named interventions

Most-linked intervention names on Refractory Solid Tumors records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

OMP-131R10 Drug
1 trials
IMADetect® Diagnostic test
1 trials
IMA201 Product Biological
1 trials
IMO-2125 Drug
1 trials
Erlotinib Drug
1 trials
Sorafenib Drug
1 trials
PEEL-224 Drug
1 trials
Temozolomide (TMZ) Drug
1 trials

US sites by state

Facility locations filed on Refractory Solid Tumors trials. A trial with sites in several states counts in each.

Texas 6 trials
Pennsylvania 4 trials
California 3 trials
Tennessee 2 trials
New York 2 trials
Massachusetts 2 trials
Arizona 2 trials
Oregon 1 trials

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

What to do with this Refractory Solid Tumors page

8 registered trials, 3 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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 Refractory Solid Tumors condition card totals 8 registered trials; most-linked intervention OMP-131R10; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.