Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 2, 2026, 1:22 PM EST

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 721–744 of 1,428 matching trials from the live ClinicalTrials.gov search.
Conditions
Opioid-Related Disorders
Interventions
Buprenorphine
Drug
Lead sponsor
University of Vermont
Other
Eligibility
25 Years to 48 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1994
U.S. locations
1
States / cities
Burlington, Vermont
Completed Phase 2 Interventional Results available

Dextromethorphan in Fibromyalgia

NCT03538054
Conditions
Fibromyalgia
Interventions
Dextromethorphan, Placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
23 Years to 65 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Low Back Pain
Interventions
Methadone, Buprenorphine/naloxone
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Amherst, New York
Enrolling by invitation Phase 3 Interventional Accepts healthy volunteers

RCT to Test Regional Anesthesia Effect on Decreased Opiate Use

NCT06989866
Conditions
Postoperative Pain
Interventions
Bupivacaine, Saline (NaCl 0,9 %) (placebo)
Drug
Lead sponsor
United States Naval Medical Center, Portsmouth
Federal
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Portsmouth, Virginia
Conditions
Pain
Interventions
Intravenous lidocaine, Intravenous morphine
Drug
Lead sponsor
Alameda Health System
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Oakland, California
Conditions
Osteoarthritis
Interventions
Buprenorphine transdermal patch
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
40 Years and older
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
66
States / cities
Birmingham, Alabama • Huntsville, Alabama • Montgomery, Alabama + 55 more
Conditions
Opiate Dependence
Interventions
depot naltrexone, Compliance enhancement (CE), BNT
Drug · Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
2
States / cities
New York, New York
Conditions
Post-operative Pain
Interventions
Bupivacaine, Botulinum Toxins, Analgesics
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Chronic Pain
Interventions
Hydromorphone HCl ER Tablets
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
7 Years to 17 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Miami, Florida • Tampa, Florida
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Imlunestrant (LY3484356) in Female Healthy Participants

NCT05444556
Conditions
Healthy
Interventions
Imlunestrant, Repaglinide, Omeprazole, Dextromethorphan, Quinidine, Rosuvastatin, Digoxin
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
3
States / cities
Cypress, California • South Miami, Florida • San Antonio, Texas
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Methadone and Hydromorphone For Spinal Surgery

NCT02107339
Conditions
Hydromorphone Use, Acute Postoperative Pain, Patient Satisfaction, Chronic Persistent Surgical Pain
Interventions
Methadone, Hydromorphone
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Evanston, Illinois
Conditions
Alcoholism
Interventions
Naltrexone, placebo, Medication Management (MM), Combined Behavioral Intervention (CBI), Telephone Counseling
Drug · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Acute Pain
Interventions
Oxymorphone immediate release
Drug
Lead sponsor
Endo USA Inc., a Keenova Therapeutics Company
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
21
States / cities
Birmingham, Alabama • Montgomery, Alabama • Phoenix, Arizona + 10 more
Conditions
Opioid-induced Constipation
Interventions
Methylnaltrexone Bromide, Placebo-Normal Saline
Drug
Lead sponsor
St. John Health System, Michigan
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Southfield, Michigan
Terminated Phase 2 Interventional Results available

Relieving Acute Pain (RAP) Study: A Pilot Study

NCT03426137
Conditions
Trauma, Opioid Use, Spine Fusion
Interventions
Oxycodone, Ketorolac, Placebo
Drug · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 4 Interventional Results available

Rapid Initiation of Drug Treatment Engagement

NCT03908437
Conditions
Opioid-use Disorder, Overdose
Interventions
buprenorphine/naloxone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers

Brain Response to Pain Control in People With Chronic Pain

NCT01878019
Conditions
Pain
Interventions
Not listed
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Common Cold
Interventions
Acetaminophen 650mg+Dextromethorphan 20mg+Phenylephrine 10mg, Acetaminophen 325mg+Dextromethorphan 10mg+Phenylephrine 5mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
21 Years to 45 Years · Male only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Lexington, Kentucky
Not listed No phase listed Observational Accepts healthy volunteers

Cognitive, Behavioral and Aging Effects of Pain Medication in Alcohol Users

NCT02945293
Conditions
Mild to Heavy Alcohol Consumption
Interventions
Oxycodone
Other
Lead sponsor
University of Washington
Other
Eligibility
35 Years and older
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Conditions
MDD, Treatment Resistant Depression, Smoking Cessation, Smoking
Interventions
Dextromethorphan
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Abdominal Pain, Renal Colic
Interventions
Lidocaine Iv, HYDROmorphone Injection
Drug
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years to 64 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Neonatal Abstinence Syndrome
Interventions
Clonidine, Morphine Sulfate
Drug
Lead sponsor
The Cooper Health System
Other
Eligibility
Up to 10 Days
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Camden, New Jersey
Completed Phase 2 Interventional Results available

Naltrexone for Individuals of East Asian Descent

NCT02026011
Conditions
Alcohol Use Disorder
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 65 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Opioid-Related Disorders, Substance Withdrawal Syndrome
Interventions
Dynorphin 1 - 13
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 1997
U.S. locations
1
States / cities
Minneapolis, Minnesota