# Study Evaluating the Efficacy of Enbrel (Etanercept) in Subjects in Japan

> **NCT00503503** · — · COMPLETED · sponsor: **Wyeth is now a wholly owned subsidiary of Pfizer**

## Conditions studied

- Rheumatoid Arthritis

## Interventions

- **DRUG:** Enbrel (etanercept)

## Key facts

- **NCT ID:** NCT00503503
- **Lead sponsor:** Wyeth is now a wholly owned subsidiary of Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2005-03
- **Primary completion:** 2007-10
- **Final completion:** 2007-10
- **Target enrollment:** — (—)
- **Last updated:** 2007-12-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00503503

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00503503, "Study Evaluating the Efficacy of Enbrel (Etanercept) in Subjects in Japan". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00503503. Licensed CC0.

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