Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

ClinicalTrials.gov enrollment closed later-stage tilt small index

Opiate Addiction: later-stage trial registry

A small indexed set (6 trials) with no open enrollment listed right now.

Corpus placement: #2,866 of 28,707 conditions by registered trial count.

6 US clinical trials · none currently recruiting · #2,866 of 28,707 conditions by registered trial count

Opiate Addiction: 6 US clinical trials tracked, none currently recruiting.

Opiate Addiction is the subject of 6 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. 2 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Yale University, running 2 of these trials.

Enrollment posture brief

Registry condition opiate-addiction

OPEN 0 | RECR 0% | LATE 2 | EARLY 1 | RANK #2866 | SPON 2

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

Acute Hypoxemic Respiratory 66.7%Abdominal Aortic Aneurysms50%Acupuncture50%Acute Lymphoblastic Leukemia50%Opiate Addiction (this)0%
Open-enrollment share among volume-matched conditions near Opiate Addiction

Opiate Addiction has no open enrollment in this registry pull (6 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 Opiate 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.

  1. Opiate Addiction is recruiting below its size-band peers.

    0 of 6 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.

  2. One sponsor concentrates Opiate Addiction research.

    Yale University accounts for 2 of 6 trials (33.3%). 5 distinct sponsors appear on at least one study for this condition label.

  3. Typical Opiate Addiction enrolment sits around 159 participants.

    Median target enrolment is 159 among the 6 trials that report a genuine target (sentinel values excluded). 2 of those (33.3%) plan for fewer than 100 participants.

  4. Opiate Addiction research is mostly interventional.

    5 interventional and 1 observational studies make up this index (83.3% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 21Phase 31Phase 41

Phase Distribution

PhaseTrial count
Phase 2 1
Phase 3 1
Phase 4 1

Named interventions

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

Services remain dispersed; i.e., not centralized to one-location or provider. Other
1 trials
Services will be provided at one site Other
1 trials
buprenorphine Drug
1 trials
Depot naltrexone Drug
1 trials
IDC Behavioral
1 trials
I-CBT Behavioral
1 trials
opioid treatment program Other
1 trials
place of residence Other
1 trials

US sites by state

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

Texas 1 trials
Pennsylvania 1 trials
Maryland 1 trials
Massachusetts 1 trials
Connecticut 1 trials

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

What to do with this Opiate Addiction page

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

  • No Opiate Addiction trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Yale University sponsors the most Opiate Addiction trials on record, review their full trial history before evaluating a specific study. See Yale 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 Opiate Addiction condition card totals 6 registered trials; most-linked intervention Services remain dispersed; i.e., not centralized to one-location or provider.; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.