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NCT00131456 · ClinicalTrials.gov registry record · Phase 2
Free Venlafaxine Treatment for Marijuana Addiction and Depression - 1
A Phase 2 study, sponsored by New York State Psychiatric Institute.
- Completed
- Registry status
- Phase 2
- Development phase
- 123
- Enrollment target
NCT00131456: Completed Phase 2 study, sponsored by New York State Psychiatric Institute.
NCT00131456 is a Phase 2 study that has completed, run by New York State Psychiatric Institute. The registered enrollment target is 123 participants, roughly in line with the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00131456, a Phase 2 study, has completed, sponsored by New York State Psychiatric Institute.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 123 participants
- Enrollment target
Study Summary
The purpose of this study is to determine if Venlafaxine Extended Release (Ven-XR) is effective in treating individuals with marijuana addiction and depression.
Primary Outcome
The primary outcome measure for marijuana use was a dichotomous abstinence response,defined as at least two consecutive urine-confirmed abstinent weeks. Each week during the study, subjects were scored as urine-confirmed abstinent if both self-reported marijuana use for that week was negative, according to the quantitative substance use daily inventory (Timeline FollowBack), and all urines collected for that week were negative for THC. Patients who achieved the two consecutive abstinent weeks we
Interventions
- DRUG Placebo
- DRUG Venlafaxine
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 123 participants |
| Start Date | 2004-03 |
| Est. Completion | 2010-12 |
| Phase | Phase 2 |
What the finished NCT00131456 record still lists
NCT00131456 is an interventional study that assigns participants to a tested intervention. The registered 123 participants enrollment target is mid-sized for trials with a published cap, roughly in line with the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target.
The record links to 0 conditions, and to 2 interventions - of which Placebo is the first listed.
NCT00131456 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00131456 about?
NCT00131456 is a clinical study titled "Free Venlafaxine Treatment for Marijuana Addiction and Depression - 1". The purpose of this study is to determine if Venlafaxine Extended Release (Ven-XR) is effective in treating individuals with marijuana addiction and depression.
What is the current status of trial NCT00131456?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 123 participants. The study started on 2004-03. Estimated completion is 2010-12.
What interventions are being tested in trial NCT00131456?
The interventions under investigation include: Placebo (DRUG), Venlafaxine (DRUG).
Who is sponsoring clinical trial NCT00131456?
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 NCT00131456's enrollment target sits among peer trials
123 564th of 2000 higher than 1,436 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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