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NCT00000311 · ClinicalTrials.gov registry record · Phase 3
Combining Behavioral Treatment With Agonist Maintenance - 1
A Phase 3 study, sponsored by Yale University.
- Completed
- Registry status
- Phase 3
- Development phase
- 168
- Enrollment target
NCT00000311: Completed Phase 3 study, sponsored by Yale University.
NCT00000311 is a Phase 3 study that has completed, run by Yale University. The registered enrollment target is 168 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (78% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00000311, a Phase 3 study, has completed, sponsored by Yale University.
- COMPLETED
- Registry status
- Phase 3
- Development phase
- 168 participants
- Enrollment target
Study Summary
The purpose of this study is to evaluate whether the community reinforcement approach (CRA) plus contingency management (CM) is more effective overall than CRA only in reducing illicit opioid and cocaine use during agonist maintenance treatment and at 3 and 6 month follow-up after completion of study protocol, and to compare the efficacy of maintenance on buprenorphine to methadone when maintenance is combined with CRA only or CRA plus CM.
Interventions
- DRUG Buprenorphine
- DRUG methadone
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 168 participants |
| Start Date | 1995-02 |
| Est. Completion | 1999-02 |
| Phase | Phase 3 |
What the finished NCT00000311 record still lists
NCT00000311 is an interventional study that assigns participants to a tested intervention. The registered 168 participants enrollment target is mid-sized for trials with a published cap, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (78% lower).
The record links to 0 conditions, and to 2 interventions - of which Buprenorphine is the first listed.
NCT00000311 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00000311 about?
NCT00000311 is a clinical study titled "Combining Behavioral Treatment With Agonist Maintenance - 1". The purpose of this study is to evaluate whether the community reinforcement approach (CRA) plus contingency management (CM) is more effective overall than CRA only in reducing illicit opioid and cocaine use during agonist maintenance treatment and at 3 and 6 month follow-up after completion of stud...
What is the current status of trial NCT00000311?
This trial is currently completed. It is a Phase 3 study. The enrollment target is 168 participants. The study started on 1995-02. Estimated completion is 1999-02.
What interventions are being tested in trial NCT00000311?
The interventions under investigation include: Buprenorphine (DRUG), methadone (DRUG).
Who is sponsoring clinical trial NCT00000311?
This trial is sponsored by Yale University, which has 1,492 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00000311's enrollment target sits among peer trials
168 1459th of 2000 higher than 538 of 2,000 other Phase 3 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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