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A Comparison of the Analgesic Efficacy and Safety of Once Daily Tramadol HCl / Contramid® Tablets to Twice Daily Tramadol HCl (SR) for the Treatment of Osteoarthritis of the Knee

NCT00950651 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 431

Last updated 2012-04-30

Study results available
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Summary

A randomised, multi-centre, double-blind, double dummy, two arm parallel design study to compare the efficacy, safety, and clinical benefit of the test and reference product after treatment for 84 days in patients with osteoarthritis of the knee.

Conditions

  • Osteoarthritis, Knee
  • Pain

Interventions

DRUG

Tramadol HCl Contramid® Once A Day

The patients orally self-administered the study medication: either 100, 200, 300 or 400 mg Tramadol HCl Contramid® Once A Day. Each patient was titrated to his or her optimum dose (up to a maximum of 400 mg) during the Titration Phase, which lasted between 4 and 12 days. The optimum dose was taken throughout the study.

DRUG

Tramadol HCl Twice a day

The patients orally self-administered the study medication: either 200, 300 or 400 mg Tramadol HCl Twice a day. Each patient was titrated to his or her optimum dose (up to a maximum of 400 mg) during the Titration Phase, which lasted between 4 and 12 days. The optimum dose was taken throughout the study.

Sponsors & Collaborators

  • Labopharm Inc.

    lead INDUSTRY

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
40 Years
Max Age
75 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2002-03-31
Primary Completion
2002-11-30
Completion
2002-11-30

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Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00950651 on ClinicalTrials.gov