# Maximizing the Efficacy of Cognitive Behavior Therapy and Contingency Management

> **NCT00350649** · PHASE2 · COMPLETED · sponsor: **Yale University** · enrollment: 205 (actual)

## Conditions studied

- Marijuana Dependence

## Interventions

- **BEHAVIORAL:** Standard CBT
- **BEHAVIORAL:** CBT+CM/adherence
- **BEHAVIORAL:** CM/abstinence
- **BEHAVIORAL:** CM/abstinence+CBT

## Key facts

- **NCT ID:** NCT00350649
- **Lead sponsor:** Yale University
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2004-12
- **Primary completion:** 2010-09
- **Final completion:** 2010-09
- **Target enrollment:** 205 (ACTUAL)
- **Last updated:** 2011-09-27

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00350649

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00350649, "Maximizing the Efficacy of Cognitive Behavior Therapy and Contingency Management". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT00350649. Licensed CC0.

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