Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Drug/Substance Abuse/Addiction: 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
Drug/Substance Abuse/Addiction: 1 US clinical trial tracked, none currently recruiting.
Drug/Substance Abuse/Addiction 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 National Institute on Drug Abuse (NIDA), running 1 of these trials.
Enrollment posture brief
Registry condition drugsubstance-abuseaddiction
OPEN 0 | RECR 0% | LATE 0 | EARLY 1 | RANK #11370 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Drug/Substance Abuse/Addiction 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 Drug/Substance Abuse/Addiction 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.
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Drug/Substance Abuse/Addiction 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.
Indexed trials (enrollment closed)
1 total, page 1 of 1
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Drug/Substance Abuse/Addiction records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Drug/Substance Abuse/Addiction trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Drug/Substance Abuse/Addiction page
1 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Drug/Substance Abuse/Addiction trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- National Institute on Drug Abuse (NIDA) sponsors the most Drug/Substance Abuse/Addiction trials on record, review their full trial history before evaluating a specific study. See National Institute on Drug Abuse (NIDA)'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 Drug/Substance Abuse/Addiction condition card totals 1 registered trials; most-linked intervention Usual aftercare; top US site state Illinois. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.