A Study To Investigate GW274150 Or Prednisolone In Rheumatoid Arthritis Taken Repeatedly For 28 Days.

This study has been completed.
Information provided by (Responsible Party):
ClinicalTrials.gov Identifier:
First received: September 21, 2006
Last updated: June 21, 2012
Last verified: June 2012
This is an exploratory study to examine the effect of iNOS inhibition in rheumatoid arthritis patients. The study involves 28 days repeat dosing with GW274150 (dose determined by the results from a previous study), prednisolone (7.5mg) or placebo.

Condition Intervention Phase
Arthritis, Rheumatoid
Drug: GW274150
Drug: Prednisolone
Other: Placebo
Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Efficacy Study
Intervention Model: Parallel Assignment
Masking: Double Blind (Subject, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Randomised, Double-blind, Placebo-controlled, Parallel Group Study to Investigate the Safety, Tolerability, Pharmacokinetics and Effect on Synovial Thickness and Vascularity of 28 Days Repeat Dosing of GW274150 or 7.5mg Prednisolone in RA Subjects.

Resource links provided by NLM:

Further study details as provided by GlaxoSmithKline:

Primary Outcome Measures:
  • Measurment of synovial vascularity [ Time Frame: Day 1, Day 15 and Day 28 ] [ Designated as safety issue: No ]
    Power Doppler ultrasonographic measurement of synovial vascularity

Secondary Outcome Measures:
  • Synovial thickness [ Time Frame: Day 1, 15 and 28 ] [ Designated as safety issue: No ]
    High frequency ultrasound measurement of synovial thickness

  • Safety: ECG [ Time Frame: Day 1, 15 and 28 ] [ Designated as safety issue: No ]
    12-lead ECG meaurements

  • Safety: Vital Signs [ Time Frame: Day 1, 15 and 28 ] [ Designated as safety issue: No ]
    Blood pressure and heart rate

  • Safety: Laboratory [ Time Frame: Day 1, 8, 15, 22, 28 and Follow Up ] [ Designated as safety issue: No ]
    Laboratory assessments including liver function tests, amylase and lipase

  • Pharmacokinetics: Cmax [ Time Frame: Day 15 and Day 28 ] [ Designated as safety issue: No ]
    Maximum plasma concentration of GW274150

  • Pharmacokinetics: Trough [ Time Frame: Days 8,15 and Day 28 ] [ Designated as safety issue: No ]
    Trough plasma concentration of GW274150

  • Tolerability [ Time Frame: Day 1 to Day 28 and Follow Up ] [ Designated as safety issue: No ]
    Adverse events

Enrollment: 48
Study Start Date: January 2006
Study Completion Date: December 2007
Primary Completion Date: December 2007 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: GW274150 60 mg once daily for 28 days
60 mg GW274150 taken once daily for 28 days
Drug: GW274150
60 mg /day
Active Comparator: Prednisolone 7.5 mg once daily for 28 days
7.5 mg prednisolone taken once daily for 28 days
Drug: Prednisolone
7.5 mg/day
Placebo Comparator: Placebo once daily for 28 days
Placebo taken once daily for 28 days
Other: Placebo


Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion criteria:

  • Diagnosis of rheumatoid arthritis according to the revised 1987 criteria of the American College of Rheumatology
  • Female subjects who are not capable of becoming pregnant
  • Active disease defined as Disease Activity Score (DAS) 28 = 4.0 and at least one metacarpal-phalangeal finger (MCP) joint with either detectable vascularity or thickness
  • Stable doses of disease modifying anti-rheumatic drugs (DMARDs), (which can include but is not restricted to methotrexate, sulphasalazine and hydroxychloroquine in any combination) for 8 weeks prior to enrollment
  • Patients receiving methotrexate must be on stable folate supplements
  • Must have been on stable doses for 2 weeks prior to screening if using COX inhibitors
  • Signed consent form
  • The patient is able to understand and comply with protocol requirements, instructions and protocol-stated restrictions

Exclusion criteria:

  • The subject is using, or has used, oral glucocorticoids within 8 weeks of enrollment
  • The subject is currently receiving anti-rheumatic biological therapy (e.g. infliximab, adalimumab, etanercept or anakinra)
  • The subject received their final dose of infliximab or adalimumab within 3 months of enrollment
  • The subject received their final dose of etanercept or anakinra within 1 month of enrollment
  • The subject has received another investigational drug within 30 days
  • The subject drinks more than 28 units (male) or 21 units (female) of alcohol in a week
  • History of liver or renal disease in the 6 months prior to screening
  • The subject has a history of drug or other allergy
  • Subject is positive for Hepatitis B and C or HIV virus
  • The subject has positive pregnancy test
  • The subject has positive test for drugs of abuse
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00379990

GSK Investigational Site
Belgrade, Serbia, 11000
United Kingdom
GSK Investigational Site
London, United Kingdom, W6 8LH
Sponsors and Collaborators
Study Director: GSK Clinical Trials GlaxoSmithKline
  More Information

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: GlaxoSmithKline
ClinicalTrials.gov Identifier: NCT00379990     History of Changes
Other Study ID Numbers: RA4104917 
Study First Received: September 21, 2006
Last Updated: June 21, 2012
Health Authority: United Kingdom: Medicines and Healthcare Products Regulatory Agency

Keywords provided by GlaxoSmithKline:
Exhaled NO
Rheumatoid arthritis

Additional relevant MeSH terms:
Arthritis, Rheumatoid
Autoimmune Diseases
Connective Tissue Diseases
Immune System Diseases
Joint Diseases
Musculoskeletal Diseases
Rheumatic Diseases
Methylprednisolone Hemisuccinate
Methylprednisolone acetate
Prednisolone acetate
Prednisolone hemisuccinate
Prednisolone phosphate
Anti-Inflammatory Agents
Antineoplastic Agents
Antineoplastic Agents, Hormonal
Autonomic Agents
Central Nervous System Agents
Gastrointestinal Agents
Hormones, Hormone Substitutes, and Hormone Antagonists
Neuroprotective Agents
Peripheral Nervous System Agents
Pharmacologic Actions
Physiological Effects of Drugs
Protective Agents

ClinicalTrials.gov processed this record on April 27, 2016