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Opiate Substitution Treatment: early-phase trial registry
2 of 4 indexed Opiate Substitution Treatment trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #4,115 of 28,707 conditions by registered trial count.
4 US clinical trials · 2 currently recruiting · #4,115 of 28,707 conditions by registered trial count
Opiate Substitution Treatment: 4 US clinical trials tracked, 2 recruiting.
Opiate Substitution Treatment is the subject of 4 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is April M Young, running 1 of these trials.
Enrollment posture brief
Registry condition opiate-substitution-treatment
OPEN 2 | RECR 50% | LATE 0 | EARLY 2 | RANK #4115 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Abdominal Aortic Aneurysms (50% recruiting · 6 trials)
Opiate Substitution Treatment lists 2 open slots (50% of 4 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 Opiate Substitution Treatment 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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Opiate Substitution Treatment is recruiting above its size-band peers.
2 of 4 indexed trials (50%) 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.
Open and recent trials
4 total, page 1 of 1
Neurocognitive Mechanisms Underlying Smartphone-Assisted Prevention of Relapse in Opioid Use Disorder
University of Arkansas
NCT05336188
A Chatbot to Support Substance Use Recovery
Dimagi
NCT06845878
Kentucky Outreach Service Kiosk (KyOSK): Reducing HIV, HCV, and Overdose Risk
April M Young
NCT05657106
Buprenorphine and Substance Abuse Services for Prescription Opioid Dependence
Kaiser Permanente
NCT02496403
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 1 |
| Phase 2 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Opiate Substitution Treatment records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Opiate Substitution Treatment 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 Opiate Substitution Treatment page
4 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Opiate Substitution Treatment trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- April M Young sponsors the most Opiate Substitution Treatment trials on record, review their full trial history before evaluating a specific study. See April M Young'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 Opiate Substitution Treatment condition card totals 4 registered trials; most-linked intervention Standard Medical Management (SMM); top US site state Massachusetts. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.