Efficacy and Safety of Diclofenac DDEA 2.32 % in Patient Suffering From Knee Osteoarthritis (OA)

June 2, 2015 updated by: Novartis

A 4-week, Randomized, Double-blind, Multi-center, Vehicle-controlled, Parallel Group Study to Assess the Efficacy and Safety of Diclofenac Diethylamine 2.32% Gel for the Relief of Signs and Symptoms in Patients With Knee Osteoarthritis

This study will evaluate the efficacy and safety of diclofenac DDEA 2.32 % in patient suffering from knee osteoarthritis (OA).

Study Overview

Study Type

Interventional

Enrollment (Actual)

304

Phase

  • Phase 3

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Bad Hersfeld, Germany
      • Berlin, Germany
      • Hamburg, Germany
      • Munich, Germany
      • Stockach, Germany

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

50 years and older (ADULT, OLDER_ADULT)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • 1. Male or female ≥ 50 years old; 2. Symptomatic OA of one or both knees, according to ACR criteria, diagnosed at least 6 months previously; 3. Pain in either knee originates in the knee (not referred pain from other sites, such as hip or back) and no other cause of pain than knee OA; 4. Have used oral NSAIDs or COXIBs for the knee OA pain (including aspirin if ≥ 500 mg and used in this indication), at least one dose per day, for not less than 10 days out of the 14 days preceding the screening visit and also within the 24 hours preceding the screening visit; 5. Be able to tolerate rescue medication with only 500 mg paracetamol (APAP) taken in doses of 1-2 tablets up to a maximum of 6 tablets (3 grams) per day for the duration of the study

Exclusion Criteria:

- 1. Partial or total replacement of either knee joint, past or planned/expected during study duration.

2. OA of the knee due to other underlying conditions, such as gout, chondrocalcinosis, hemochromatosis, joint infections, neuropathia, or severe traumatic joint damage (however, common risk factors, such as obesity and past meniscectomy or ligament rupture and repair, are allowed); 3. History of systemic inflammatory (autoimmune) disease (rheumatoid arthritis, systemic psoriasis, systemic lupus erythematosus, systemic sclerosis, etc.) or laboratory values indicative of such disease with subsequent diagnosis by a physician; 4. Fibromyalgia within the previous year; 5. Allergy or asthma to diclofenac, APAP, aspirin, other NSAIDs or any of the ingredients in the gel (i.e. isopropyl alcohol, propylene glycol, or butylhydroxytoluene), or any other contraindication for the study drug or the rescue medication

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: TREATMENT
  • Allocation: RANDOMIZED
  • Interventional Model: PARALLEL
  • Masking: DOUBLE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
EXPERIMENTAL: diclofenac diethylamine, DDEA 2.32% gel
PLACEBO_COMPARATOR: Placebo
Vehicle control

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Measure: Pain On Movement (POM)
Time Frame: 2 weeks
POM will be assessed by subject on a 100 mm Visual Analog Scale (VAS). The VAS ranges from 0 to 100 with higher score indicating higher levels of pain.
2 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2013

Primary Completion (ACTUAL)

May 1, 2014

Study Completion (ACTUAL)

May 1, 2014

Study Registration Dates

First Submitted

October 18, 2013

First Submitted That Met QC Criteria

October 22, 2013

First Posted (ESTIMATE)

October 23, 2013

Study Record Updates

Last Update Posted (ESTIMATE)

June 3, 2015

Last Update Submitted That Met QC Criteria

June 2, 2015

Last Verified

June 1, 2015

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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