# Pain, Opioids and Pro-Inflammatory Immune Responses

> **NCT01210066** · PHASE1 · TERMINATED · sponsor: **University of California, Los Angeles** · enrollment: 21 (actual)

## Conditions studied

- Pro-inflammatory Activity
- Immunologic Activity Alteration

## Interventions

- **DRUG:** Fentanyl
- **OTHER:** Cold pressor test
- **OTHER:** Fentanyl plus cold pressor test

## Key facts

- **NCT ID:** NCT01210066
- **Lead sponsor:** University of California, Los Angeles
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2010-07
- **Primary completion:** 2012-05
- **Final completion:** 2012-05
- **Target enrollment:** 21 (ACTUAL)
- **Why stopped:** Unable to recruit prescription opioid abusers; ultimately no potential POA recruit passed the pre-screening process
- **Last updated:** 2016-12-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01210066

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01210066, "Pain, Opioids and Pro-Inflammatory Immune Responses". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT01210066. Licensed CC0.

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