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Showing 1–24 of 116 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Qutenza Clear all
Withdrawn Phase 2 Interventional

Trial to Evaluate the Efficacy of Topical Capsaicin to Reduce Pain and Improve Health-related Quality of Life in Adults With Chronic Myofascial Neck Pain

NCT00795106
View directory record Official record
Conditions
Myofascial Pain Syndrome
Interventions
Capsaicin, Placebo
Drug
Lead sponsor
Stamford Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Stamford, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 5, 2016 · Synced Sep 2, 2026, 4:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Remote Cardiac Ischemic Preconditioning

NCT06390358
View directory record Official record
Conditions
Cardiac Function and Preconditioning
Interventions
Tefillin
Other
Lead sponsor
Jack Rubinstein
Other
Eligibility
18 Years and older · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 4 Interventional

Capsaicin for the Treatment of Cannabinoid Hyperemesis Syndrome

NCT04283292
View directory record Official record
Conditions
Cannabinoid Hyperemesis Syndrome
Interventions
Capsaicin, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 1Phase 2 Interventional

Phase I/II Randomized, Placebo-Controlled Study of Capsaicin for Interstitial Cystitis and Vulvar Vestibulitis

NCT00004316
View directory record Official record
Conditions
Interstitial Cystitis, Vulvar Diseases
Interventions
capsaicin, Placebo
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older · Female only
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2007
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 3, 2025 · Synced Sep 2, 2026, 4:50 PM EDT
Completed No phase listed Observational

Capsaicin Cough Threshold in Chronic Cough Due to Postnasal Drip

NCT00588627
View directory record Official record
Conditions
Post Nasal Drip
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 9, 2010 · Synced Sep 2, 2026, 4:50 PM EDT
Active, not recruiting No phase listed Observational

Observational Study to Evaluate the Efficacy of Sustained QUTENZA® Use in Painful Diabetic Peripheral Neuropathy

NCT06495424
View directory record Official record
Conditions
Peripheral Diabetic Neuropathy, Painful Diabetic Neuropathy
Interventions
Capsaicin 8%
Drug
Lead sponsor
Averitas Pharma, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
10
States / cities
Wilmington, Delaware • Gainesville, Georgia • Jasper, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 2 Interventional

Tolerability of Three Local Anesthetic Formulations in Conjunction With NGX-4010 for the Treatment of Neuropathic Pain

NCT00082316
View directory record Official record
Conditions
Herpes Zoster, Neuralgia, Pain, HIV Infections, Peripheral Nervous System Diseases, Diabetic Neuropathies, Diabetes Mellitus, Polyneuropathies
Interventions
Capsaicin Dermal Patch
Drug
Lead sponsor
NeurogesX
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
17
States / cities
Huntsville, Alabama • Mobile, Alabama • Phoenix, Arizona + 14 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2008 · Synced Sep 2, 2026, 4:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Dissecting the Heterogeneity of Oral Cancer Pain

NCT05024383
View directory record Official record
Conditions
Oral Squamous Cell Carcinoma
Interventions
Chemical sensitivity, Mechanical sensitivity
Other
Lead sponsor
NYU College of Dentistry
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 27, 2022 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Reduction in Pain Intensity Following IV or Oral Pain-relieving Products

NCT02678416
View directory record Official record
Conditions
Pain
Interventions
IV Acetaminophen (Treatment A), Oral Acetaminophen (Treatment B), Placebo (Treatment C), Morphine (Treatment D)
Drug · Other
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced Sep 2, 2026, 4:50 PM EDT
Not yet recruiting Phase 4 Interventional

Modality Choice Before and After Failure for the Treatment of Painful Diabetic Neuropathy

NCT07795593
View directory record Official record
Conditions
Painful Diabetic Neuropathy (PDN), Diabetic Nephropathies
Interventions
Cognitive Behavioral Therapy (CBT), Oral Medication, Topical Medication
Device · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
23
States / cities
Stanford, California • Jacksonville, Florida • Chicago, Illinois + 17 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 2, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neuropeptide Y (NPY) Regulation of Nociceptors

NCT00596193
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 50 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

CBD-Microglia PET Study

NCT04398719
View directory record Official record
Conditions
CBD, Healthy
Interventions
[11C]PBR28, Low-dose lipopolysaccharide, Intradermal Capsaicin
Radiation · Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Capsinoids on Brown Adipose Tissue Activation in Obesity

NCT03110809
View directory record Official record
Conditions
Weight Loss
Interventions
Capsinoid, Placebo
Dietary Supplement
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 13, 2021 · Synced Sep 2, 2026, 4:50 PM EDT
Enrolling by invitation Early Phase 1 Interventional Accepts healthy volunteers

Transient Receptor Potential Channels

NCT06444594
View directory record Official record
Conditions
Aging
Interventions
TRPM8 Agonist, TRPV1 Agonist, TRPV4 Agonist, TRPM8, TRPV4, TRPV1 Agonists, Vehicle gel
Drug · Other
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 85 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 26, 2026 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Lidocaine Patch on Intradermal Capsaicin Induced Pain and Hyperalgesia

NCT00373893
View directory record Official record
Conditions
Pain, Hyperalgesia
Interventions
Lidoderm Patch
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Sep 7, 2006 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 3 Interventional Results available

A Phase 3 Efficacy and Safety Study of Intra-articular CNTX-4975-05 (Capsaicin) vs Placebo in Subjects With OA Knee Pain

NCT03429049
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
CNTX-4975-05, Placebo
Drug
Lead sponsor
Centrexion Therapeutics
Industry
Eligibility
40 Years to 95 Years
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
33
States / cities
Birmingham, Alabama • Mobile, Alabama • Tucson, Arizona + 28 more
Source: ClinicalTrials.gov public record
Updated Jul 25, 2022 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Electronic Cigarette Use on Cough Reflex Sensitivity

NCT02203162
View directory record Official record
Conditions
Cough
Interventions
electronic cigarette exposure
Device
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy and Safety of a Nutraceutical Supplement With Standardized Botanicals in Women With Thinning Hair

NCT03206567
View directory record Official record
Conditions
Hair Thinning
Interventions
Nutrafol Supplement capsules, Placebo capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
21 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Manhattan Beach, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2019 · Synced Sep 2, 2026, 4:50 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effect of Nalbuphine and Naloxone on Experimentally Induced Skin Sensitivity

NCT00947284
View directory record Official record
Conditions
Healthy
Interventions
nalbuphine plus naloxone, nalbuphine plus saline, naloxone plus saline
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 40 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 19, 2016 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Capsimax Effect on Metabolic Rate, Satiety and Food Intake

NCT03489226
View directory record Official record
Conditions
Energy Metabolism, Eating, Hunger
Interventions
Capsimax, Placebo, Meal
Dietary Supplement · Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced Sep 2, 2026, 4:50 PM EDT
Recruiting Not applicable Interventional

Pain and Split-belt Motor Learning in Older Adults

NCT07054840
View directory record Official record
Conditions
Aging, Older Adults, Pain, Motor Learning
Interventions
Capsaicin 0.1% cream combined with a heat pack and applied to the lower leg
Behavioral
Lead sponsor
University of Delaware
Other
Eligibility
55 Years to 90 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Cough According to Stimulus Type in PD

NCT02390089
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Capsaicin vapor, fog, Videofluoroscopic swallow evaluation, Nebulizer
Drug · Other · Radiation + 1 more
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 80 Years
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Sep 2, 2026, 4:50 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Human Experimental Models of Pain (HEMP)

NCT07549490
View directory record Official record
Conditions
Acute Pain
Interventions
Placebo, Naproxen, Pregabalin
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 100 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 2, 2026, 4:50 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Influence of Capsaicin Gel During Exercise Within the Heat

NCT05298202
View directory record Official record
Conditions
Acute Exercise, Heat Exposure
Interventions
Capsaicin, Control Gel, Exercise, Hot environment
Biological · Other
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 45 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 14, 2024 · Synced Sep 2, 2026, 4:50 PM EDT