# A Study to Evaluate the Safety of D-TRANS Fentanyl With Naltrexone in Adult Patients With Chronic Pain and Who Are Opioid Tolerant

> **NCT00650182** · PHASE2 · COMPLETED · sponsor: **Alza Corporation, DE, USA** · enrollment: 406 (actual)

## Conditions studied

- Chronic Pain

## Interventions

- **DRUG:** fentanyl; naltrexone

## Key facts

- **NCT ID:** NCT00650182
- **Lead sponsor:** Alza Corporation, DE, USA
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-01
- **Primary completion:** —
- **Final completion:** 2003-07
- **Target enrollment:** 406 (ACTUAL)
- **Last updated:** 2011-05-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00650182

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00650182, "A Study to Evaluate the Safety of D-TRANS Fentanyl With Naltrexone in Adult Patients With Chronic Pain and Who Are Opioid Tolerant". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT00650182. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*