# Hair Testing to Assess Consumption of Illicit Psychotropic Agents and Alcohol by Patients Treated With High-dose Buprenorphine and Methadone. Search for a Pharmacogenetic Contribution to Low Efficacy of Substitution Medications

> **NCT01285856** · NA · UNKNOWN · sponsor: **Assistance Publique Hopitaux De Marseille** · enrollment: 220 (estimated)

## Conditions studied

- Substance Abuse

## Interventions

- **OTHER:** hair and saliva samples

## Key facts

- **NCT ID:** NCT01285856
- **Lead sponsor:** Assistance Publique Hopitaux De Marseille
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2010-08
- **Primary completion:** 2015-08
- **Final completion:** 2015-08
- **Target enrollment:** 220 (ESTIMATED)
- **Last updated:** 2014-08-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01285856

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01285856, "Hair Testing to Assess Consumption of Illicit Psychotropic Agents and Alcohol by Patients Treated With High-dose Buprenorphine and Methadone. Search for a Pharmacogenetic Contribution to Low Efficacy of Substitution Medications". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01285856. Licensed CC0.

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