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Study of NGX-4010 for Treatment of Painful HIV-Associated Neuropathy

This study has been terminated.
(Terminated in view of the C107 findings demonstrating efficacy at doses of 90 and 30 minutes)
Information provided by:
NeurogesX Identifier:
First received: June 14, 2004
Last updated: March 4, 2008
Last verified: March 2008
The purpose of the study is to determine if an investigational drug, NGX-4010 (high-concentration capsaicin patch), is safe, tolerable and effective in treating painful HIV-associated neuropathy.

Condition Intervention Phase
HIV Infections Peripheral Nervous System Diseases Pain Drug: Capsaicin Dermal Patch Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Masking: Double
Primary Purpose: Treatment
Official Title: An International, Multicenter, Randomized, Double-Blind, 12-Week Controlled Study of NGX-4010 for Treatment of Painful HIV-Associated Neuropathy

Resource links provided by NLM:

Further study details as provided by NeurogesX:


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Key Eligibility Criteria:

  • Must have had HIV-associated neuropathy for at least 2 months, with moderate to severe pain in both feet.
  • Must not have significant pain in feet due to other causes (for example, arthritis).
  • Must have intact skin at the treatment area.
  • Must be prepared to remain on the same pain medications at the same doses as before the study for the entire duration of the study (12 weeks).
  • Must not use topical pain medications for HIV-associated neuropathy.
  • Must be able to comply with study requirements such as completing daily pain diary and attending study visits.
  • Must be at least 18 years old, not pregnant, and be able to take care of self independently, with only occasional assistance if needed.
  • No significant medical problems of the heart, kidneys, liver or lungs, or cancer.
  • No history or current problem with substance abuse.
  Contacts and Locations
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, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00085761

United States, Florida
NeurogesX Investigational Site
Sarasota, Florida, United States, 34239
United States, Virginia
NeurogesX Investigational Site
Annandale, Virginia, United States, 22003
Sponsors and Collaborators
  More Information Identifier: NCT00085761     History of Changes
Other Study ID Numbers: C112
Study First Received: June 14, 2004
Last Updated: March 4, 2008

Keywords provided by NeurogesX:
Dermal assessment
Pain measurement
Analgesics/*therapeutic use
Capsaicin/*administration & dosage/adverse effects
HIV Infections/*complications/*drug therapy
Complementary Therapies

Additional relevant MeSH terms:
HIV Infections
Nervous System Diseases
Peripheral Nervous System Diseases
Lentivirus Infections
Retroviridae Infections
RNA Virus Infections
Virus Diseases
Sexually Transmitted Diseases, Viral
Sexually Transmitted Diseases
Immunologic Deficiency Syndromes
Immune System Diseases
Neuromuscular Diseases
Dermatologic Agents
Sensory System Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs processed this record on September 21, 2017