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ClinicalTrials.gov enrollment closed small index

Adolescent Substance Use clinical trials

A small indexed set (2 trials) with no open enrollment listed right now.

Corpus placement: #7,188 of 28,707 conditions by registered trial count.

2 US clinical trials · none currently recruiting · #7,188 of 28,707 conditions by registered trial count

Adolescent Substance Use: 2 US clinical trials tracked, none currently recruiting.

Adolescent Substance Use is the subject of 2 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. The most active sponsor is George Mason University, running 1 of these trials.

Enrollment posture brief

Registry condition adolescent-substance-use

OPEN 0 | RECR 0% | LATE 0 | EARLY 0 | RANK #7188 | SPON 1

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

Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%Adolescent Substance Use (th…0%
Open-enrollment share among volume-matched conditions near Adolescent Substance Use

Adolescent Substance Use has no open enrollment in this registry pull (2 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 Adolescent Substance Use 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. Adolescent Substance Use is recruiting below its size-band peers.

    0 of 2 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 Distribution

Phase data not available

Top Sponsors

Named interventions

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

Guiding Good Choices Behavioral
1 trials
Parenting Mindfully Intervention Behavioral
1 trials

US sites by state

Facility locations filed on Adolescent Substance Use trials. A trial with sites in several states counts in each.

Virginia 1 trials
Michigan 1 trials
Colorado 1 trials
California 1 trials

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

What to do with this Adolescent Substance Use page

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

  • No Adolescent Substance Use trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • George Mason University sponsors the most Adolescent Substance Use trials on record, review their full trial history before evaluating a specific study. See George Mason 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 Adolescent Substance Use condition card totals 2 registered trials; most-linked intervention Guiding Good Choices; top US site state Virginia. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.