Effectiveness Of Single Doses Of Ibuprofen In Patients With Osteoarthritis Of The Knee

This study has been completed.
Information provided by:
ClinicalTrials.gov Identifier:
First received: September 5, 2006
Last updated: October 15, 2008
Last verified: October 2008
To demonstrate that new drugs work, many complex multidose studies are often required. The intent of this study is to use Ibuprofen as an example of a marketed pain relief drug to validate a simpler single dose model for future assessment of new pain drugs.

Condition Intervention Phase
Drug: Ibuprofen
Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Crossover Assignment
Masking: Double-Blind
Primary Purpose: Treatment
Official Title: A Double-Blind, Randomised, Placebo-Controlled, Cross-Over Pilot Study to Investigate the Efficacy of Ibuprofen in Patients With Osteoarthritis of the Knee Following Administration of a Single Dose

Resource links provided by NLM:

Further study details as provided by GlaxoSmithKline:

Primary Outcome Measures:
  • Pain intensity recorded over 0-8 hours using question 1 of the WOMAC (Western Ontario and McMaster University Osteoarthritis Index)pain subscale (visual analog scale).

Secondary Outcome Measures:
  • Responder rate Patient impression of change - 8 & 24 hrs post dose Time to use of rescue medication (paracetamol)

Estimated Enrollment: 36
Study Start Date: August 2005

Ages Eligible for Study:   up to 80 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion criteria:

  • Subjects diagnosed with primary Osteoarthritis of the knee.
  • Have at least 3 months in symptom duration prior to screening visit.
  • Regular user of a prescribed non-steroidal anti-inflammatory drug (NSAID) or selective cyclo-oxygenase II (COX2) inhibitor for management of knee pain.
  • Pain walking on flat surface within specific interval prior to study start.

Exclusion criteria:

  • History of hypersensitivity to NSAIDS.
  • Allergy to Ibuprofen.
  • Use of assistive devices other than a cane or knee brace.
  • History of specified diseases/illnesses.
  • Abnormal blood tests pre-study.
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Please refer to this study by its ClinicalTrials.gov identifier: NCT00372801

Australia, New South Wales
GSK Investigational Site
Randwick, Sydney, New South Wales, Australia, 2031
Sponsors and Collaborators
Study Director: GSK Clinical Trials GlaxoSmithKline
  More Information

No publications provided

Responsible Party: Study Director, GSK
ClinicalTrials.gov Identifier: NCT00372801     History of Changes
Other Study ID Numbers: COX103843
Study First Received: September 5, 2006
Last Updated: October 15, 2008
Health Authority: Australia: Department of Health and Ageing Therapeutic Goods Administration

Keywords provided by GlaxoSmithKline:
single dose

Additional relevant MeSH terms:
Osteoarthritis, Knee
Joint Diseases
Musculoskeletal Diseases
Rheumatic Diseases
Analgesics, Non-Narcotic
Anti-Inflammatory Agents
Anti-Inflammatory Agents, Non-Steroidal
Antirheumatic Agents
Central Nervous System Agents
Cyclooxygenase Inhibitors
Enzyme Inhibitors
Molecular Mechanisms of Pharmacological Action
Peripheral Nervous System Agents
Pharmacologic Actions
Physiological Effects of Drugs
Sensory System Agents
Therapeutic Uses

ClinicalTrials.gov processed this record on November 25, 2015