# Study Comparing Etanercept in Combination With Methotrexate in Subjects With Rheumatoid Arthritis

> **NCT00565409** · PHASE4 · COMPLETED · sponsor: **Pfizer** · enrollment: 834 (actual)

## Conditions studied

- Arthritis, Rheumatoid

## Interventions

- **DRUG:** Etanercept
- **DRUG:** Methotrexate
- **DRUG:** Etanercept
- **DRUG:** Methotrexate
- **DRUG:** Placebo
- **DRUG:** Methotrexate

## Key facts

- **NCT ID:** NCT00565409
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-03
- **Primary completion:** 2011-05
- **Final completion:** 2011-05
- **Target enrollment:** 834 (ACTUAL)
- **Last updated:** 2015-08-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00565409

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00565409, "Study Comparing Etanercept in Combination With Methotrexate in Subjects With Rheumatoid Arthritis". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT00565409. Licensed CC0.

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