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ClinicalTrials.gov enrollment closed early-phase tilt small index

Brain Freeze: 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

Brain Freeze: 1 US clinical trial tracked, none currently recruiting.

Brain Freeze 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 Wright State University, running 1 of these trials.

Enrollment posture brief

Registry condition brain-freeze

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%Brain Freeze (this)0%
Open-enrollment share among volume-matched conditions near Brain Freeze

Brain Freeze 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 Brain Freeze 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. Brain Freeze 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 11

Phase Distribution

PhaseTrial count
Phase 1 1

Top Sponsors

Named interventions

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

Bitrex Drug
1 trials
Lidocaine Topical 4% Topical Solution Drug
1 trials
normal saline Drug
1 trials

US sites by state

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

Ohio 1 trials

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

What to do with this Brain Freeze page

1 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • No Brain Freeze trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Wright State University sponsors the most Brain Freeze trials on record, review their full trial history before evaluating a specific study. See Wright State University'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 Brain Freeze condition card totals 1 registered trials; most-linked intervention Bitrex; top US site state Ohio. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.