# A Study Comparing Norspan Patch and Oral Tramadol

> **NCT01019265** · PHASE4 · COMPLETED · sponsor: **Mundipharma Korea Ltd** · enrollment: 170 (actual)

## Conditions studied

- Osteoarthritis

## Interventions

- **DRUG:** Buprenorphine 5mg, 10mg, 20mg vs Tramadol 100mg

## Key facts

- **NCT ID:** NCT01019265
- **Lead sponsor:** Mundipharma Korea Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-03
- **Primary completion:** 2009-03
- **Final completion:** 2009-05
- **Target enrollment:** 170 (ACTUAL)
- **Last updated:** 2015-07-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01019265

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01019265, "A Study Comparing Norspan Patch and Oral Tramadol". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT01019265. Licensed CC0.

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