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HKT-500 in Adult Patients With Osteoarthritis (OA) Knee Pain

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00792727
Recruitment Status : Completed
First Posted : November 18, 2008
Last Update Posted : June 4, 2015
Information provided by (Responsible Party):
Hisamitsu Pharmaceutical Co., Inc.

Brief Summary:
Ketoprofen in a topical patch formulation has been demonstrated to be effective for treating mild to moderate pain caused by various musculoskeletal disorders.

Condition or disease Intervention/treatment Phase
Osteoarthritis of the Knee Drug: ketoprofen Patch Other: Placebo Patch Phase 3

Detailed Description:
The objective of this study is to demonstrate the short-term multiple dose efficacy and safety of HKT-500 in subjects with pain caused by mild to moderate osteoarthritis of the knee. The goal of the study is to gather additional information about the analgesic efficacy and safety of repeated, 24-hour applications of 2 HKT-500 patches per knee for a total of 28 days in subjects with pain caused by mild to moderate osteoarthritis of the knee.

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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 380 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Treatment
Official Title: A Randomized, Multicenter, Double-Blind, Placebo-Controlled, Four-Week Study to Assess the Efficacy and Safety of HKT-500 in Subjects With Pain Caused by Mild to Moderate Osteoarthritis of the Knee
Study Start Date : September 2007
Actual Primary Completion Date : April 2008
Actual Study Completion Date : May 2008

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Osteoarthritis
Drug Information available for: Ketoprofen

Arm Intervention/treatment
Experimental: Ketoprofen Patch
Treatment with experimental drug
Drug: ketoprofen Patch
2 topical patches applied once daily for 28 days
Other Name: Ketoprofen topical patch

Placebo Comparator: Placebo Patch
Treatment with placebo drug
Other: Placebo Patch
2 topical placebo patches applied once daily for 28 days
Other Name: Sham Treatment

Primary Outcome Measures :
  1. Change from the baseline of the WOMAC pain subscale score at Visit 6 (Day 14 ± 2 days) [ Time Frame: 14 days ± 2 days ]

Secondary Outcome Measures :
  1. WOMAC: Change from the baseline of the pain subscale score at Visit 5 (Day 7 ±1 day), Visit 7 (Day 21 ±3 days) and Visit 8 (Day 28 ±3 days) [ Time Frame: 28 days (±3 days) ]
  2. WOMAC: Change from the baseline of the subscale scores for stiffness and physical function at Visit 5, Visit 6, Visit 7 and Visit 8 [ Time Frame: 28 days (±3 days) ]
  3. WOMAC: Change from the baseline of the composite score at Visit 5, Visit 6, Visit 7 and Visit 8 [ Time Frame: 28 days (±3 days) ]
  4. Pain Intensity differences at rest, on motion and of overall assessment using a VAS scale at each follow-up assessments time point through Day 28. [ Time Frame: 28 days ]
  5. Subject's Global Assessment at Visit 6 and Visit 8 [ Time Frame: 28 days (±3 days) ]
  6. Investigator's Global Assessment at Visit 6 and Visit 8 [ Time Frame: 28 days (±3 days) ]

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.

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Ages Eligible for Study:   45 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • man or woman ≥45 years of age.
  • clinical diagnosis of unilateral or bilateral OA of the knee
  • taking an NSAID or acetaminophen on a regular basis and has a history of knee pain amelioration with NSAID or acetaminophen use.
  • mild to moderate OA of the knee at the screening visit
  • subject exhibits an arthritis "flare" in the target knee within 7 days day of withdrawing from a NSAID or acetaminophen.
  • subject understands that treatment will be administered on an inpatient basis.
  • subject is capable of understanding and complying with the protocol and has signed the informed consent document.

Exclusion Criteria:

  • subject is a woman of childbearing potential who has a positive urine pregnancy test, is lactating, or who is not surgically sterile
  • subject has symptoms that are attributable to primary inflammatory diseases of the joint
  • subject has unstable knees including a history of the knee catching or giving way or physical examination evidence of instability
  • subject has arthropathies that occur in conjunction with systemic diseases
  • subject has a chronic pain condition
  • subject is grossly obese
  • subject has a history of knee surgery within the past 12 months or arthroscopy within the past 6 months.
  • subject has a history of osteotomies.
  • subject is not willing to discontinue the use of NSAIDs, acetaminophen or other prohibited treatments
  • subject used opioids for OA pain within 1 month

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT00792727

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United States, Alabama
Hisamitsu Investigator Site
Birmingham, Alabama, United States, 35242
United States, Arizona
Hisamitsu Investigator Site
Chandler, Arizona, United States, 85225
Hisamitsu Investigator Site
Peoria, Arizona, United States, 85381
United States, California
Hisamitsu Investigator Site
San Diego, California, United States, 92108
United States, Colorado
Hisamitsu Investigator Site
Colorado Springs, Colorado, United States, 80910
Hisamitsu Investigator Site
Denver, Colorado, United States, 80204
Hisamitsu Investigator Site
Denver, Colorado, United States, 80209
United States, Florida
Hisamitsu Investigator Site
Daytona Beach, Florida, United States, 32117
Hisamitsu Investigator Site
Delray Beach, Florida, United States, 33484
Hisamitsu Investigator Site
Fort Myers, Florida, United States, 33916
Hisamitsu Investigator Site
Pembroke Pines, Florida, United States, 33024
United States, Indiana
Hisamitsu Investigator Site
Evansville, Indiana, United States, 47714
United States, Kentucky
Hisamitsu Investigator Site
Crestview Hills, Kentucky, United States, 41017
United States, Massachusetts
Hisamitsu Investigator Site
Fall River, Massachusetts, United States, 02720
United States, Nebraska
Hisamitsu Investigator Site
Omaha, Nebraska, United States, 68114
United States, Nevada
Hisamitsu Investigator Site
Las Vegas, Nevada, United States, 89104
Hisamitsu Investigator Site
Reno, Nevada, United States, 89502
United States, New Mexico
Hisamitsu Investigator Site
Albuquerque, New Mexico, United States, 87102
United States, North Carolina
Hisamitsu Investigator Site
Greensboro, North Carolina, United States, 27401
United States, North Dakota
Hisamitsu Investigator Site
Bismark, North Dakota, United States, 58503
United States, Ohio
Hisamitsu Investigator Site
Cincinnati, Ohio, United States, 45227
Hisamitsu Investigator Site
Columbus, Ohio, United States, 43212
Hisamitsu Investigator Site
Mogadore, Ohio, United States, 44260
Hisamitsu Investigator Site
Zanesville, Ohio, United States, 43701
United States, Oklahoma
Hisamitsu Investigator Site
Oklahoma City, Oklahoma, United States, 73109
Hisamitsu Investigator Site
Tulsa, Oklahoma, United States, 74136
United States, Rhode Island
Hisamitsu Investigator Site
Warwick, Rhode Island, United States, 02886
United States, South Carolina
Hisamitsu Investigator Site
Anderson, South Carolina, United States, 29621
United States, Texas
Hisamitsu Investigator Site
Austin, Texas, United States, 78752
Hisamitsu Investigator Site
San Antonio, Texas, United States, 78217
Hisamitsu Investigator Site
San Antonio, Texas, United States, 78232
United States, Utah
Hisamitsu Investigator Site
Salt Lake City, Utah, United States, 84107
United States, Virginia
Hisamitsu Investigator Site
Arlington, Virginia, United States, 22205
Hisamitsu Investigator Site
Charlottesville, Virginia, United States, 22911
Hisamitsu Investigator Site
Newport News, Virginia, United States, 23606
United States, Washington
Hisamitsu Investigator Site
Yakima, Washington, United States, 98902
Sponsors and Collaborators
Hisamitsu Pharmaceutical Co., Inc.
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Study Director: Mr. Kenichi Furuta Hisamitsu Pharmaceutical Co., Inc.

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Responsible Party: Hisamitsu Pharmaceutical Co., Inc. Identifier: NCT00792727    
Other Study ID Numbers: HKT-500-US07
First Posted: November 18, 2008    Key Record Dates
Last Update Posted: June 4, 2015
Last Verified: May 2015
Keywords provided by Hisamitsu Pharmaceutical Co., Inc.:
Knee pain
Additional relevant MeSH terms:
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Osteoarthritis, Knee
Joint Diseases
Musculoskeletal Diseases
Rheumatic Diseases
Anti-Inflammatory Agents, Non-Steroidal
Analgesics, Non-Narcotic
Sensory System Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs
Anti-Inflammatory Agents
Antirheumatic Agents
Cyclooxygenase Inhibitors
Enzyme Inhibitors
Molecular Mechanisms of Pharmacological Action