# Addition of Naltrexone to Methadone Taper

> **NCT00135759** · PHASE2 · COMPLETED · sponsor: **National Institute on Drug Abuse (NIDA)** · enrollment: 174 (actual)

## Conditions studied

- Heroin Dependence
- Opioid-Related Disorders
- Substance-Related Disorders

## Interventions

- **DRUG:** Naltrexone
- **DRUG:** Placebo comparator
- **DRUG:** naltrexone
- **DRUG:** naltrexone

## Key facts

- **NCT ID:** NCT00135759
- **Lead sponsor:** National Institute on Drug Abuse (NIDA)
- **Sponsor class:** NIH
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2005-04
- **Primary completion:** —
- **Final completion:** 2006-07
- **Target enrollment:** 174 (ACTUAL)
- **Last updated:** 2017-01-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00135759

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00135759, "Addition of Naltrexone to Methadone Taper". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT00135759. Licensed CC0.

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