A Study to Compare Levels of Capsaicin After Intra-Articular Injection and Topical Application in Patients With Painful Knee Osteoarthritis
Public ClinicalTrials.gov record NCT03576508. 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
A Two-Period Crossover Study to Compare the Systemic Exposure to Trans-Capsaicin and Cis-Capsaicin From an Intra-Articular Injection of CNTX-4975-05 (Trans-capsaicin for Injection) and Topical 8% Capsaicin Patch (Qutenza®) in Subjects With Painful Knee Osteoarthritis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a Phase 1b, open-label, two-period, randomized crossover study in adult male and female participants with painful knee osteoarthritis.
Study identification
- NCT ID
- NCT03576508
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Enrollment
- 16 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 50 Years to 75 Years
- 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
- Jun 24, 2018
- Primary completion
- Sep 5, 2018
- Completion
- Sep 5, 2018
- Last update posted
- Nov 13, 2018
2018
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Well Pharma Medical Research, Corp | Miami | Florida | 33143 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03576508, 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 Nov 13, 2018 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03576508 live on ClinicalTrials.gov.