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NCT00743366 · ClinicalTrials.gov registry record · Phase 2
Effect of Quetiapine on Marijuana Withdrawal and Relapse
A Phase 2 study, sponsored by New York State Psychiatric Institute.
- Completed
- Registry status
- Phase 2
- Development phase
- 20
- Enrollment target
NCT00743366: Completed Phase 2 study, sponsored by New York State Psychiatric Institute.
NCT00743366 is a Phase 2 study that has completed, run by New York State Psychiatric Institute. The registered enrollment target is 20 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (85% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00743366, a Phase 2 study, has completed, sponsored by New York State Psychiatric Institute.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 20 participants
- Enrollment target
Study Summary
The objective of this study is to investigate the interaction between marijuana and quetiapine, with the goal of using this information to improve marijuana treatment outcome.
Primary Outcome
This is a measure of marijuana self-administration and relapse since each initial puff costs $10 and is a burden to overcome just to smoke. Over each 3 day period, the puffs chosen by each participant is averaged for a single value.
Interventions
- DRUG Placebo oral capsule
- DRUG Quetiapine
- DRUG Marijuana
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 20 participants |
| Start Date | 2008-08 |
| Est. Completion | 2009-03 |
| Phase | Phase 2 |
What the finished NCT00743366 record still lists
NCT00743366 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 20 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (85% lower).
The record links to 0 conditions, and to 3 interventions - of which Placebo oral capsule is the first listed.
NCT00743366 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00743366 about?
NCT00743366 is a clinical study titled "Effect of Quetiapine on Marijuana Withdrawal and Relapse". The objective of this study is to investigate the interaction between marijuana and quetiapine, with the goal of using this information to improve marijuana treatment outcome.
What is the current status of trial NCT00743366?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 20 participants. The study started on 2008-08. Estimated completion is 2009-03.
What interventions are being tested in trial NCT00743366?
The interventions under investigation include: Placebo oral capsule (DRUG), Quetiapine (DRUG), Marijuana (DRUG).
Who is sponsoring clinical trial NCT00743366?
This trial is sponsored by New York State Psychiatric Institute, which has 364 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00743366's enrollment target sits among peer trials
20 1805th of 2000 higher than 107 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 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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