- 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
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 62
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Pain, Chronic Pain, Hyperalgesia
- Interventions
- Ketamine, Placebos
- Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 79 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2016
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Wound Care, Pain Intensity, Hyperalgesia, Nausea, Vomiting, Hallucinations
- Interventions
- Morphine plus Ketamine, Morphine plus Saline (placebo)
- Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Hyperalgesia, Allodynia
- Interventions
- Fenobam, Placebo
- Drug
- Lead sponsor
- Laura Cavallone
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Chronic Pain
- Interventions
- Cold pressor test
- Other
- Lead sponsor
- Georgetown University
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2017
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Unilateral Primary Osteoarthritis of Knee, Primary Osteoarthritis of Knee Nos
- Interventions
- Placebo TENS, Active TENS
- Device
- Lead sponsor
- Barbara A Rakel
- Other
- Eligibility
- 30 Years to 100 Years
- Enrollment
- 317 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2012
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- Conditions
- Pain
- Interventions
- Capsaicin 0.1%, Placebo
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 39 Years and older · Female only
- Enrollment
- 1 participant
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Compliance, Chronic Pain
- Interventions
- acetazolamide, Quinine, Riboflavin
- Drug
- Lead sponsor
- Georgetown University
- Other
- Eligibility
- 18 Years to 50 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- Cannabis, Pain, Tolerance, Hyperalgesia
- Interventions
- Active Cannabis, Placebo Cannabis
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- New York, New York
- 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
- Conditions
- Healthy, Hyperalgesia, Pain, Peripheral Nervous System Disease
- Interventions
- Oxygen-15 Water, Capsaicin
- Drug
- Lead sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
- NIH
- Eligibility
- Not listed
- Enrollment
- 273 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1992 – 2005
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Pro-inflammatory Activity, Immunologic Activity Alteration
- Interventions
- Fentanyl, Cold pressor test, Fentanyl plus cold pressor test
- Drug · Other
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 21 Years to 40 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Opioid Dependence, Pain
- Interventions
- Minocycline, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 27 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2017
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Spinal Cord Injury, Hyperalgesia, Secondary, Hyperalgesic Sensations
- Interventions
- Not listed
- Lead sponsor
- US Department of Veterans Affairs
- Federal
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 94 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2010
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Pain, Hyperalgesia
- Interventions
- valdecoxib
- Drug
- Lead sponsor
- Penn State University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2004 – 2006
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania
- Conditions
- Pulmonary Dysfunction, Median Sternotomy Recovery, Postoperative Pain
- Interventions
- Intercostal Nerve Cryoablation
- Device
- Lead sponsor
- Rutgers, The State University of New Jersey
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- New Brunswick, New Jersey
- Conditions
- Chronic Low Back Pain, Lumbar Radiculopathy
- Interventions
- Low-dose naltrexone and acetaminophen combination, Placebo
- Drug
- Lead sponsor
- Allodynic Therapeutics, Inc
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- North Miami, Florida
- Conditions
- Cannabis, Pain, Tolerance, Hyperalgesia
- Interventions
- Active Cannabis, Placebo Cannabis
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Neuralgia, Pain, Peripheral Nervous System Diseases, Herpes Zoster
- Interventions
- Capsaicin Patch
- Drug
- Lead sponsor
- NeurogesX
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 42 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002
- U.S. locations
- 8
- States / cities
- Phoenix, Arizona • Tucson, Arizona • Naples, Florida + 5 more
- Conditions
- Hyperalgesia
- Interventions
- Alfentanil, Diphenhydramine
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 55 Years · Male only
- Enrollment
- 22 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Pain
- Interventions
- lidocaine
- Drug
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 19 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2016
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Buprenorphine, Pain
- Interventions
- Buprenorphine
- Drug
- Lead sponsor
- Georgetown University
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 15 participants
- Timeline
- 2017 – 2018
- U.S. locations
- 2
- States / cities
- Rockville, Maryland • Silver Spring, Maryland
- Conditions
- Healthy, Hyperalgesia
- Interventions
- Placebo, Oral NGX426 (Powder in solution)
- Drug
- Lead sponsor
- TorreyPines Therapeutics
- Industry
- Eligibility
- 21 Years to 55 Years · Male only
- Enrollment
- 18 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Chronic Pain
- Interventions
- Morphine, Guanfacine 1mg, Guanfacine 2mg, Placebo
- Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 137 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2023
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts