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Safety and Efficacy Study of QR-333 in Patient's With Symptomatic Diabetic Neuropathy

This study is ongoing, but not recruiting participants.
Study NCT00568035.   Last updated on August 5, 2008.   Information provided by Quigley Pharma, Inc.

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Descriptive Information Fields
Brief Title  Safety and Efficacy Study of QR-333 in Patient's With Symptomatic Diabetic Neuropathy
Official Title  Phase II Study of QR-333 for the Treatment of Symptomatic Diabetic Peripheral Neuropathy
Brief Summary

The purpose of this study is to determine whether QR-333 is safe and effective in the treatment of diabetic neuropathy as compared to placebo.

Detailed Description

Diabetic neuropathy is among the most common complication of diabetes, resulting in pain and numbness, which affects the patients sleep, functioning and well-being. The pain is often accompanied by unpleasant sensations described as buzzing, cramp-like, burning, or jolting. The pain is usually symmetrical and occurs in the upper and lower extremities following a "glove and stocking" distribution.

To date there is no fully effective treatment for diabetic neuropathy. Therapy is tailored individually according to subject complaints and may be selected from categories including Non-steroidal anti-inflammatory drugs (NSAIDs) and adjuvant analgesics (including tricyclic antidepressants and anticonvulsants).

The clinical trial is being conducted to determine the safety and efficacy of QR-333 in the treatment of diabetic neuropathy as compared to placebo.

Study Phase Phase II
Study Type  Interventional
Study Design  Treatment, Randomized, Double Blind (Subject, Investigator), Placebo Control, Parallel Assignment, Safety/Efficacy Study
Primary Outcome Measure  Determine the safety of a three times daily application of QR-333 as compared to placebo. [ Time Frame: 12 Weeks ] [ Designated as safety issue: Yes ]
Secondary Outcome Measure  Determine the efficacy of QR-333 on symptoms of diabetic neuropathy and the impact of QR-333 on the daily activities (including pain and sleep disturbance) of subjects with symptomatic diabetic neuropathy as compared to placebo. [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
Condition  Diabetic Neuropathy
Intervention  Drug: QR-333
MEDLINE PMIDs
Links
Recruitment Information Fields
Recruitment Status  Active, not recruiting
Enrollment  140
Start Date  December 2006
Completion Date November 2008
Eligibility Criteria 

Inclusion Criteria:

  • diagnosis of diabetic neuropathy
  • must have some pain daily in the lower limbs due to diabetic polyneuropathy for at least 3 months prior to enrollment
  • must be willing to comply with study directions, write information in a diary (such as pain medications taken), read and comprehend written instructions, complete questionnaires, and have the ability to apply the cream as directed

Exclusion Criteria:

  • uncontrolled pain that has persisted for > 12 months.
Gender Both
Ages 18 Years to 70 Years
Accepts Healthy Volunteers No
Contacts ††
Location Countries  United States
Administrative Information Fields
NCT ID  NCT00568035
Organization ID QR-333-002
Secondary IDs ††
Study Sponsor  Quigley Pharma, Inc.
Collaborators ††
Investigators 
Study Chair:     Philip Raskin, MD     University of Texas Southwestern Medical Center at Dallas    
Information Provided By Quigley Pharma, Inc.
Verification Date August 2008
First Received Date  December 3, 2007
Last Updated Date August 5, 2008

 †    Required WHO trial registration data element.
††   WHO trial registration data element that is required only if it exists.




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