# Effect of Quetiapine on Marijuana Withdrawal and Relapse

> **NCT00743366** · PHASE2 · COMPLETED · sponsor: **New York State Psychiatric Institute** · enrollment: 20 (actual)

## Conditions studied

- Marijuana Smoking

## Interventions

- **DRUG:** Marijuana
- **DRUG:** Quetiapine
- **DRUG:** Placebo oral capsule

## Key facts

- **NCT ID:** NCT00743366
- **Lead sponsor:** New York State Psychiatric Institute
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-08
- **Primary completion:** 2009-03
- **Final completion:** 2009-03
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2017-08-18

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00743366

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00743366, "Effect of Quetiapine on Marijuana Withdrawal and Relapse". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00743366. Licensed CC0.

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