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Efficacy and Safety of Celecoxib Versus Ibuprofen in the Treatment of Osteoarthritis of the Knee (Europe)

A Study of the Efficacy and Tolerability of Once Daily Celebrex (Celecoxib) and Three Times Daily Ibuprofen vs. Placebo in the Treatment of Subjects With Osteoarthritis of the Knee

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00630929
Enrollment
388
Registered
2008-03-07
Start date
2003-01-31
Completion date
2004-02-29
Last updated
2021-02-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Osteoarthritis, Knee

Brief summary

To compare the efficacy and safety of celecoxib versus ibuprofen in subjects with osteoarthritis (OA) of the knee.

Interventions

DRUGIbuprofen

800 mg oral tablet 3 times daily with meals for 6 weeks

DRUGPlacebo

Matched placebo orally for 6 weeks

DRUGCelecoxib

200 mg oral capsule once daily with morning meal for 6 weeks

Sponsors

Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
40 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Inclusion criteria: * Aged \>=40 years old * Diagnosed with OA of the knee according to the American College of Rheumatology and OA in flare state at baseline visit * Functional capacity class of I-III

Design outcomes

Primary

MeasureTime frame
Change from baseline in patient's assessment of arthritis pain according to visual analogue scaleWeek 6

Secondary

MeasureTime frame
Change from baseline in patient's assessment of arthritis pain according to visual analogue scaleWeek 2
Change from baseline in patient and physician global assessments of arthritisWeeks 2 and 6
Change from baseline in Western Ontario and McMaster Universities Osteoarthritis IndexWeek 6
The Pain Satisfaction ScaleWeek 6
The Patient Health Questionnaire (PHQ-9)Week 6
Change from baseline in American Pain Society Modified Brief Pain Inventory Short Form pain scoresDays 1-7
Adverse eventsWeeks 2 and 6
Laboratory test resultsWeek 6
Vital signsWeeks 2 and 6
Physical examinationWeek 6
Measurement of upper gastrointestinal tolerabilityWeeks 2 and 6

Countries

Germany, Spain, United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 27, 2026