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Completed

NCT Number: NCT00421915

Study Evaluating Etanercept Treatment of Patients With Ankylosing Spondylitis

The primary objective of the study was to compare the efficacy of etanercept (25 mg, twice weekly) with that of placebo based on the percentage of patients who achieve the Assessment in Ankylosing Spondylitis (ASAS) response criteria (ASAS 20%) at week 12.

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Key information

Conditions

Ankylosing Spondylitis Ankylosis Arthritis Axial Spondyloarthritis Bone Diseases Joint Diseases Musculoskeletal Diseases Spinal Diseases Spondylarthritis Spondylarthropathies Spondylitis Spondylitis, Ankylosing

Age range

18 year–70 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Main inclusion criteria

  • Diagnosis of AS (defined by Modified New York Criteria for Ankylosing Spondylitis).
  • Active AS (defined by the average of scores on the visual analog scale [VAS] of ≥ 30 for duration and intensity of morning stiffness and by 2 of the following: VAS for patient global assessment ≥ 30; average of VAS for nocturnal and total pain ≥ 30; BASFI ≥ 30 (all scores on a scale of 0 to 100).
  • 18 to 70 years of age.

Main exclusion criteria

  • Complete ankylosis (fusion) of spine.
  • Previous receipt of etanercept, antibody to tumour necrosis factor alpha (TNFα), or other TNFα inhibitors.
  • Use of disease-modifying antirheumatic drugs (DMARDs) other than hydroxychloroquine, sulphasalazine, or methotrexate within 4 weeks of baseline.

Treatment and study plan

Enbrel (Etanercept)

Drug

Primary outcomes

  1. To compare the efficacy of etanercept (25 mg, twice weekly) with that of placebo based on the

  2. percentage of patients who achieved the assessment in Ankylosing Spondylitis (ASAS 20%) response criteria at week 12.

Secondary outcomes

  1. To assess: 1) the safety of etanercept in this patient population; 2) the efficacy of etanercept

  2. compared with that of placebo using the ASAS response criteria at 50% and 70% levels at week 12.

Interested in participating?

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Sponsors and collaborators

Lead sponsor

Wyeth is now a wholly owned subsidiary of Pfizer

Industry

Registry information

Official study title

Multicenter, Double-Blind, Parallel, Placebo-Controlled, Randomised Phase 3 Study of Etanercept in the Treatment of Patients With Ankylosing Spondylitis: 12-Week Final Data

Important dates

Study start
2002
Study completion
2002
First posted
Jan 15, 2007
Registry last updated
Jan 15, 2007

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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