Comparison of Qutenza (8% Capsaicin) With a Low-dose Capsaicin for Treatment of Nerve Pain After Surgery
Public ClinicalTrials.gov record NCT04967664. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
An Interventional, Phase III, Double-blind, Randomized, Controlled, Parallel-group, Multi-site, Clinical Trial Evaluating the Efficacy and Safety of Qutenza® in Subjects With Post-surgical Neuropathic Pain
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is an interventional, Phase III, double-blind, randomized, controlled, parallel-group, multi-site, clinical trial to confirm the efficacy and safety of repeated topical application of Qutenza (capsaicin 8% topical system) versus low-dose capsaicin control (capsaicin 0.04% topical system) in subjects with moderate to severe postsurgical neuropathic pain (PSNP).
Study identification
- NCT ID
- NCT04967664
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 412 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 13, 2021 (Actual)
- Primary completion
- Aug 28, 2025 (Actual)
- Completion
- Aug 28, 2025 (Actual)
- Last update posted
- Sep 21, 2026
2021 – 2025
United States locations
- U.S. sites
- 23
- U.S. states
- 17
- U.S. cities
- 22
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Tucson Orthopaedic Institute | Tucson | Arizona | 85712 | — |
| ILD Research Center | Vista | California | 92009 | — |
| International Spine, Pain, and Performance Center | Washington D.C. | District of Columbia | 20006 | — |
| South Lake Pain Institute | Clermont | Florida | 34711 | — |
| University Clinical Research - DeLand Clinical Research Unit | DeLand | Florida | 32720 | — |
| Florida Research Center, Inc. | Miami | Florida | 33174 | — |
| Clinical Research of West Florida | Tampa | Florida | 33606 | — |
| Drug Studies America | Marietta | Georgia | 30060 | — |
| Rush University Medical Center | Chicago | Illinois | 60612 | — |
| Neuroscience Research Center, LLC | Overland Park | Kansas | 66210 | — |
| Kansas City Bone & Joint Clinic, P.A. | Overland Park | Kansas | 66211 | — |
| Boston Clinical Trials | Boston | Massachusetts | 02131 | — |
| Great Lakes Research Group, Inc. | Bay City | Michigan | 48706 | — |
| Premier Pain Centers | Shrewsbury | New Jersey | 07702 | — |
| Ainsworth Institute of Pain Management | New York | New York | 10022 | — |
| Accellacare | Wilmington | North Carolina | 28401 | — |
| The Center for Clinical Research | Winston-Salem | North Carolina | 27103 | — |
| META Medical Research Institute, LLC | Dayton | Ohio | 45432 | — |
| Main Line Spine | King of Prussia | Pennsylvania | 19406 | — |
| New Phase Research & Development | Knoxville | Tennessee | 37909 | — |
| Expert Pain | Houston | Texas | 77079 | — |
| The University of Texas Health Science Center at San Antonio | San Antonio | Texas | 78229 | — |
| Wasatch Clinical Research, LLC | Salt Lake City | Utah | 84107 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 41 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04967664, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 21, 2026 · Synced Oct 21, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04967664 live on ClinicalTrials.gov.