Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 22, 2026, 5:00 AM EDT

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

Showing 1–24 of 220 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Substance Withdrawal Clear all
Recruiting Phase 3 Interventional

Non-invasive Vagal Nerve Stimulation in Opioid Use Disorders UH3

NCT05834478
View directory record Official record
Conditions
Withdrawal Symptoms, Opioid Use Disorder, Opioid Use
Interventions
Transcutaneous Cervical Vagal Nerve Stimulation, Sham Stimulation, [F-18]Fallypride
Device · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
6
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 1 Interventional

Buprenorphine for the Treatment of Neonatal Abstinence Syndrome

NCT00521248
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
buprenorphine, Oral morphine solution
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

INIA Stress and Chronic Alcohol Interactions: Glucocorticoid Antagonists in Heavy Drinkers

NCT02989662
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Mifepristone, Placebo - Cap
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 55 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Jul 22, 2026, 5:00 AM EDT
Recruiting Phase 1Phase 2 Interventional

SCORE Emerging Adult Cannabis Use & Stress

NCT05885542
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Cannabidiol oral solution, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 25 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 1 Interventional

Evaluation of Lofexidine for Treatment of Opiate Withdrawal - 10

NCT00000345
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Lofexidine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1996
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 2 Interventional Results available

Effectiveness Study of Dronabinol and BRENDA for the Treatment of Cannabis Withdrawal

NCT00480441
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Dronabinol, BRENDA therapy, Placebo
Drug · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 55 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2019 · Synced Jul 22, 2026, 5:00 AM EDT
Not yet recruiting Phase 2 Interventional

Psilocybin-Assisted Psychotherapy for the Treatment of Severe Alcohol Use Disorder

NCT07296094
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Not applicable Interventional

The Effect of Self-Forgiveness on Self-Stigma in Addiction.

NCT03971097
View directory record Official record
Conditions
Substance Use Disorders, Opiate Dependence, Opiate Withdrawal Syndrome, Opioid-use Disorder, Alcohol Withdrawal, Alcohol Abuse, Alcohol Use Disorder, Cocaine Abuse, Cocaine Use Disorder, Cocaine Withdrawal, Benzodiazepine Abuse, Benzodiazepine Dependence, Substance Abuse, Heroin Overdoses, Heroin Withdrawal, Heroin Abuse
Interventions
Six Step Model of Self-Forgiveness, Treatment as Usual (TAU)
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
McKeesport, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 4, 2021 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Low Nicotine Content Cigarettes in Vulnerable Populations: Affective Disorders

NCT04090879
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Either normal nicotine content cigarettes (15.8mg/g) or reduced nicotine content cigarettes (0.4mg/g), E-Cigarettes
Other
Lead sponsor
Brown University
Other
Eligibility
18 Years to 70 Years
Enrollment
326 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Providence, Rhode Island • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 31, 2025 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Music Therapy on Newborns

NCT03987165
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Substance Withdrawal, Neonatal
Interventions
Music Therapy
Other
Lead sponsor
Tulane University
Other
Eligibility
1 Minute to 1 Month
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Metairie, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 8, 2024 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase IIa Study of AV411, a Glial Activation Inhibitor, for Opioid Withdrawal

NCT00723177
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
AV411, Placebo (PCB)
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 4, 2016 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 1 Interventional

Main Study of Lofexidine and Methadone Pharmacodynamic Interaction in Methadone Maintained Patients

NCT01650649
View directory record Official record
Conditions
Opioid Dependence, Methadone Withdrawal Syndrome
Interventions
Lofexidine HCl, Lofexidine-matching sugar pill
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Jul 22, 2026, 5:00 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Qualitative Understanding of Experiences With the SIMPLIFY Trial

NCT04320381
View directory record Official record
Conditions
Cystic Fibrosis, Drug Withdrawal
Interventions
Qualitative Interview
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
14 Years and older
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 24, 2023 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 4 Interventional Results available

Optimal Morphine Dosing Schedule for Neonatal Abstinence Syndrome

NCT04298853
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Neonatal Opioid Withdrawal, Neonatal Opioid Withdrawal Syndrome
Interventions
Morphine PRN, Morphine scheduled
Drug
Lead sponsor
Indiana University
Other
Eligibility
Up to 28 Days
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 5, 2022 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 3 Interventional

Extension to Safety and Efficacy of Probuphine in the Treatment of Opioid Dependence

NCT00630201
View directory record Official record
Conditions
Opioid Dependence
Interventions
Probuphine (buprenorphine implant)
Drug
Lead sponsor
Titan Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
15
States / cities
Los Angeles, California • National City, California • Jacksonville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2018 · Synced Jul 22, 2026, 5:00 AM EDT
Completed No phase listed Observational

Quiting Marijuana Use: Self-report Study of Quitting Straegies and Withdrawal Symptoms

NCT01603992
View directory record Official record
Conditions
Cannabis Abuse, Cannabis Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years and older
Enrollment
822 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
3
States / cities
Baltimore, Maryland • Catonsville, Maryland • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

THC Crossover Study

NCT04429568
View directory record Official record
Conditions
THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified, Cigarette Smoking, Tobacco Use, Nicotine Dependence, Nicotine Withdrawal, Cardiovascular Risk Factor
Interventions
Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2024 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Utility of Olanzapine in the Treatment of Opioid Withdrawal in the ED

NCT02643355
View directory record Official record
Conditions
Substance Withdrawal Syndrome
Interventions
Olanzapine, Clonidine
Drug
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 9, 2019 · Synced Jul 22, 2026, 5:00 AM EDT
Not listed Phase 2 Interventional

Computerized Chemosensory-Based Orbitofrontal Cortex (CBOT) for Opioid Use Disorder

NCT04850664
View directory record Official record
Conditions
Opioid Use Disorder, Moderate, Opioid Use Disorder, Severe, Withdrawal Symptoms, Craving, Negative Affectivity
Interventions
CBOT + TAU, Sham + TAU
Drug
Lead sponsor
Evon Medics LLC
Industry
Eligibility
18 Years to 70 Years
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Genetic Differences in Limbic Activation Associated With Nicotine Withdrawal

NCT00664404
View directory record Official record
Conditions
Smoking
Interventions
Functional Magnetic Resonance Imaging (fMRI)
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 23, 2012 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Oral Cannabidiol for Opioid Withdrawal

NCT04238754
View directory record Official record
Conditions
Opioid Withdrawal, Opioid Craving, Opioid Use Disorder
Interventions
Epidiolex, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 28, 2023 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety and Dose-Response Study Followed by Open-Label Study of Lofexidine Treatment of Opioid Withdrawal

NCT01863186
View directory record Official record
Conditions
Opioid Dependence, Acute Opioid Withdrawal Syndrome
Interventions
Lofexidine HCl, Placebo, Open Label Lofexidine HCL
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years and older
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
18
States / cities
Clovis, California • Escondido, California • San Diego, California + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Jul 22, 2026, 5:00 AM EDT
Completed Phase 1 Interventional

Tobacco Cessation in Postmenopausal Women (Part II) - 2

NCT00061074
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Nicotrol
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
40 Years to 79 Years · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2000
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 1, 2015 · Synced Jul 22, 2026, 5:00 AM EDT
Recruiting Phase 2 Interventional

Evaluating Buspirone to Treat Opioid Withdrawal

NCT05511909
View directory record Official record
Conditions
Opioid Use Disorder, Opioid Withdrawal, Opioid Craving, Anxiety
Interventions
Buspirone, Lofexidine, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 22, 2026, 5:00 AM EDT