# Evaluation of Effectiveness and Tolerability of Tapentadol Hydrochloride in Subjects With Severe Pain Due to Osteoarthritis Taking Either WHO Step I or Step II Analgesics or no Regular Analgesic

> **NCT00983073** · PHASE3 · COMPLETED · sponsor: **Grünenthal GmbH** · enrollment: 224 (actual)

## Conditions studied

- Chronic Pain
- Osteoarthritis

## Interventions

- **DRUG:** Tapentadol

## Key facts

- **NCT ID:** NCT00983073
- **Lead sponsor:** Grünenthal GmbH
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2009-09
- **Primary completion:** 2010-06
- **Final completion:** 2010-09
- **Target enrollment:** 224 (ACTUAL)
- **Last updated:** 2019-10-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00983073

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00983073, "Evaluation of Effectiveness and Tolerability of Tapentadol Hydrochloride in Subjects With Severe Pain Due to Osteoarthritis Taking Either WHO Step I or Step II Analgesics or no Regular Analgesic". Retrieved via AI Analytics 2026-09-22 from https://api.ai-analytics.org/clinical/NCT00983073. Licensed CC0.

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