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ClinicalTrials.gov enrollment closed early-phase tilt small index

Regression: early-phase trial registry

A small indexed set (1 trial) with no open enrollment listed right now.

Corpus placement: #11,370 of 28,707 conditions by registered trial count.

1 US clinical trials · none currently recruiting · #11,370 of 28,707 conditions by registered trial count

Regression: 1 US clinical trial tracked, none currently recruiting.

Regression is the subject of 1 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is University of Colorado, Denver, running 1 of these trials.

Enrollment posture brief

Registry condition regression

OPEN 0 | RECR 0% | LATE 0 | EARLY 1 | RANK #11370 | SPON 1

Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)

Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%Regression (this)0%
Open-enrollment share among volume-matched conditions near Regression

Regression has no open enrollment in this registry pull (1 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Regression 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. Regression is recruiting below its size-band peers.

    0 of 1 indexed trials (0%) 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.

Phase 21

Phase Distribution

PhaseTrial count
Phase 2 1

Top Sponsors

Named interventions

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

Intravenous immunoglobulin (IVIG) Drug
1 trials
Lorazepam Drug
1 trials
Tofacitinib Drug
1 trials

US sites by state

Facility locations filed on Regression trials. A trial with sites in several states counts in each.

Colorado 1 trials
California 1 trials

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

What to do with this Regression page

1 registered trials, 0 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 Regression condition card totals 1 registered trials; most-linked intervention Intravenous immunoglobulin (IVIG); top US site state Colorado. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.