At a glance
ClinicalIndex Comparison RecordPhase 3Completed· 552 enrolled
Drug / intervention
Tramadol Once A Day +1 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
A Four-Arm Study Comparing the Analgesic Efficacy and Safety of Tramadol Once a Day 100, 200 and 300 mg Versus Placebo for the Treatment of Pain Due to Osteoarthritis of the Knee (With 7-Day Follow-up)
In Brief
A Phase 3 clinical trial evaluating Tramadol Once A Day and Placebo for Pain. Completed, enrolled 552 participants.
Detailed Summary
The objective of this study is to compare the analgesic efficacy and safety of Tramadol Once a Day 100, 200, 300 mg and Placebo
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsPain
Countries--
Collaborators--
Timeline
Phase 3CompletedFinished
2003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartJan 2003
Primary CompletionAug 2003
First PostedFeb 2009
TodayJul 2026
First PostedFeb 27, 2009
Enrollment StartJan 1, 2003
Primary CompletionAug 1, 2003
TodayJul 2, 2026
Enrollment to primary: 7 monthsPosted 17.3 years ago
Interventions
Tramadol Once A Daydrug
One Tramadol Once A Day tablet at randomized dose daily.
Placebodrug
One Placebo tablet daily.