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 Oct 29, 2026, 5:09 AM EDT

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

Showing 169–192 of 1,428 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Results available

Medical Cannabis as an Opiate Alternative

NCT07194928
Conditions
Chronic Pain, Opioid Use
Interventions
We will monitor patient's response to medical marijuana as alternative to opioid for chronic pain.
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Pain, Fracture, Sprain
Interventions
Fentanyl, Lansoprazole, Oxycodone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Opioid Related Disorders, Pregnancy, Opioid Dependence
Interventions
Methadone, Buprenorphine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
6
States / cities
Baltimore, Maryland • Detroit, Michigan • Philadelphia, Pennsylvania + 3 more
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
Pregnancy
Interventions
Hydromorphone, Hyperbaric bupivacaine, Fentanyl
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Opiate Dependence
Interventions
very low dose naltrexone, extended release naltrexone, buprenorphine/naloxone
Drug
Lead sponsor
Paolo Mannelli
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Tibial Plateau Fractures
Interventions
Saline injection, Multimodal injections
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 79 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Healthy
Interventions
Roxicodone™ tablet 30 mg, Oxycodone hydrochloride tablet 30 mg
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Saint Charles, Missouri
Conditions
Depression
Interventions
Scopolamine and naltrexone, placebo arm
Drug
Lead sponsor
The Taub Group
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Charlotte, North Carolina
Conditions
Parotidectomy
Interventions
Celecoxib, Tylenol, Oxycodone, placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Naltrexone and Hypoglycemia in Type 1 Diabetes

NCT01053078
Conditions
Type 1 Diabetes, Hypoglycemia Unawareness
Interventions
Naltrexone, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Phase 1 Interventional Results available

Prescription Medication Interactions

NCT04315181
Conditions
Opioid Use, Sedative Use
Interventions
Opioid Agonist, Sedatives
Drug
Lead sponsor
Sharon Walsh
Other
Eligibility
18 Years to 55 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Completed Not applicable Interventional Accepts healthy volunteers Results available

Buprenorphine Disposition and CYP3A

NCT01576575
Conditions
Healthy
Interventions
Buprenorphine Control, Buprenorphine + Rifampin, Buprenorphine + Grapefruit juice, Buprenorphine + Ketoconazole
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 50 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Low-dose Naltrexone in Combination With a Range of Smoked Marijuana

NCT00743145
Conditions
Marijuana Smoking
Interventions
Inactive Marijuana (0% THC), Active Marijuana (5.5% THC), Active Marijuana (6.2% THC), Naltrexone, Placebo naltrexone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Conditions
Drug Abuse
Interventions
45-mg hydrocodone bitartrate extended-release tablet (crushed or intact), Placebo
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 50 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Acute Back Pain
Interventions
Battlefield auricular acupressure, Sham
Procedure
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Hackensack, New Jersey
Conditions
Lung Non-Small Cell Carcinoma
Interventions
Blood Oxygen Level Dependent Imaging, Papaverine Hydrochloride, Stereotactic Body Radiation Therapy
Procedure · Drug · Radiation
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Not listed Phase 1 Interventional Accepts healthy volunteers

Ketorolac vs Oxycodone for Great Toe Arthrodesis

NCT05054868
Conditions
Arthrodesis
Interventions
Oxycodone, Ketorolac
Drug
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Pain, Sickle Cell Disease
Interventions
CBT+ Health coach, CBT w/o Health Coach ( self-guided), Usual Care
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
16 Years to 39 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
14
States / cities
Mobile, Alabama • Los Angeles, California • Hartford, Connecticut + 10 more
Conditions
Chronic Nonmalignant Pain
Interventions
Buprenorphine transdermal patch
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2002
U.S. locations
19
States / cities
Phoenix, Arizona • Trumbull, Connecticut • Clearwater, Florida + 16 more
Conditions
Alcoholism
Interventions
naltrexone (Revia), Compliance Enhancement Tech., Cognitive Behavior Therapy
Drug · Behavioral
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years to 75 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2003
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Drug Addiction, Stimulant Dependence, Opiate Dependence, Alcohol Dependence, Substance Abuse
Interventions
Community Reinforcement and Family Training, Treatment Entry Training, 12- step Al/Nar- Anon Facilitation
Behavioral
Lead sponsor
Treatment Research Institute
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Opioid Dependence
Interventions
BEMA Buprenorphine NX, Buprenorphine
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2017
U.S. locations
3
States / cities
Birmingham, Alabama • Orem, Utah • Salt Lake City, Utah
Completed Not applicable Interventional Results available

Naltrexone for Antipsychotic-Induced Weight Gain

NCT01866098
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder, Bipolar Disorder, Severe Major Depression With Psychotic Features
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 75 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut