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ClinicalTrials.gov public records Last synced Sep 6, 2026, 6:34 PM EDT

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Showing 1–24 of 590 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Results available

Effects of Gabapentin Versus Placebo on Buprenorphine Detoxification of Opioid-dependent Individuals

NCT01262092
View directory record Official record
Conditions
Opioid Dependence, Opioid Withdrawal, Opioid Detoxification
Interventions
Buprenorphine
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jun 20, 2013 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 2 Interventional

Ketamine-Assisted Recovery for Methamphetamine Use Disorder & HIV

NCT06538285
View directory record Official record
Conditions
Methamphetamine Use Disorder
Interventions
Ketamine, Psychotherapy
Drug · Behavioral
Lead sponsor
Nicky Mehtani, MD, MPH
Other
Eligibility
18 Years to 69 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Francicso, California
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 3 Interventional Results available

Study Of Pregabalin (Lyrica) In Patients With Painful Diabetic Peripheral Neuropathy

NCT01057693
View directory record Official record
Conditions
Diabetic Neuropathy, Painful
Interventions
pregabalin (Lyrica), Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
633 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
150
States / cities
Birmingham, Alabama • Northport, Alabama • Gilbert, Arizona + 120 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Sep 6, 2026, 6:34 PM EDT
Completed No phase listed Observational

A Prospective Study of Diet and Cancer in Members of the American Association of Retired Persons

NCT00340015
View directory record Official record
Conditions
Death, Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
50 Years to 71 Years
Enrollment
566,401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Sep 6, 2026, 6:34 PM EDT
Recruiting Phase 2 Interventional

Prazosin for Alcohol Use Disorder With Withdrawal Symptoms

NCT04793685
View directory record Official record
Conditions
Alcohol Withdrawal
Interventions
Prazosin, 12-Step Facilitation with Relapse Prevention and Contingency Management
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 3 Interventional Results available

Study of Efficacy and Safety of Canakinumab in Patients With Hereditary Periodic Fevers

NCT02059291
View directory record Official record
Conditions
Hereditary Periodic Fevers
Interventions
Canakinumab, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
1 Month and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
3
States / cities
Los Angeles, California • Ann Arbor, Michigan • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 16, 2018 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy, Safety, and Tolerability of Tapentadol ER Compared With Placebo in Patients With Chronic, Painful Diabetic Peripheral Neuropathy

NCT01041859
View directory record Official record
Conditions
Diabetic Peripheral Neuropathy
Interventions
Tapentadol extended release (ER), Placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years and older
Enrollment
460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
60
States / cities
Mobile, Alabama • Chandler, Arizona • Mesa, Arizona + 57 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2013 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 3 Interventional

Flibanserin Randomized Withdrawal Trial in Pre-menopausal Women

NCT00277914
View directory record Official record
Conditions
Sexual Dysfunctions, Psychological
Interventions
Flibanserin
Drug
Lead sponsor
Sprout Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
749 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
55
States / cities
Birmingham, Alabama • Mobile, Alabama • Scottsdale, Arizona + 52 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2012 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Not applicable Interventional

Use of SVS Device to Improve Outcomes for Neonatal Opioid Withdrawal Syndrome.

NCT04834297
View directory record Official record
Conditions
Neonatal Opioid Withdrawal Syndrome
Interventions
Prapela SVS mattress
Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
0 Days to 2 Days
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2025 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Zonisamide Augmentation of Varenicline Treatment for Smoking Cessation

NCT01685996
View directory record Official record
Conditions
Nicotine Dependence
Interventions
zonisamide, placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Sep 6, 2026, 6:34 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Effects of Multiple Concussions in Retired NHL Players

NCT02746523
View directory record Official record
Conditions
Cognitive Deficits, Proprioceptive Disorders
Interventions
Sensory Organization Test, Biomarkers, Conners' Adult ADHD Rating Scale (CAARS), Depression Scale, Cognitive Assessment
Other · Genetic
Lead sponsor
New York Institute of Technology
Other
Eligibility
40 Years to 80 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Old Westbury, New York
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 3 Interventional

A Study to Evaluate Withdrawal Effects Following Dosing of Oxycodone/Naltrexone in Methadone-Maintained Subjects

NCT02391571
View directory record Official record
Conditions
Withdrawal Symptoms
Interventions
Oxycodone/Naltrexone Capsules, Oxycodone, Placebo
Drug
Lead sponsor
Elite Laboratories, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 9, 2016 · Synced Sep 6, 2026, 6:34 PM EDT
Recruiting Phase 4 Interventional

Ovarian Hormone Withdrawal, Anhedonia, and Reward Sensitivity in Women With Premenstrual Exacerbations of Depression

NCT06610305
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Transdermal estradiol, Progesterone, Transdermal placebo patch, placebo capsule
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Treatment of Opioid/Heroin Dependence: Comparison of Three Medication Dosing Regimens

NCT00218127
View directory record Official record
Conditions
Heroin Dependence, Opioid-Related Disorders
Interventions
Levoacetyl Methadol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
25 Years to 55 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Not applicable Interventional

Interleukin-2 (IL-2) Treatment for HIV Infected Patients Who Have Interrupted Their Anti-HIV Drug Therapy

NCT00038259
View directory record Official record
Conditions
HIV Infections
Interventions
Aldesleukin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2006
U.S. locations
10
States / cities
Los Angeles, California • Palo Alto, California • Sacramento, California + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 3 Interventional

Quetiapine Fumarate as Monotherapy in the Maintenance Treatment of Patients With Major Depressive Disorder

NCT00278941
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Quetiapine Fumarate Sustained Release
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
144
States / cities
Birmingham, Alabama • Tuscaloosa, Alabama • Mesa, Arizona + 141 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2009 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Pharmacological Treatment of Comorbid Alcohol and Marijuana Withdrawal and Dependence

NCT02210195
View directory record Official record
Conditions
Cannabis Dependence, Alcohol Dependence, Cannabis Use Disorder, Alcohol Use Disorder
Interventions
aprepitant, Placebo, Manual-guided behavioral counseling
Drug · Behavioral
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 4 Interventional Results available

The Potential for Clinical Dependence and Withdrawal Symptoms Associated With Valbenazine

NCT03698331
View directory record Official record
Conditions
Tardive Dyskinesia (TD)
Interventions
Valbenazine, Placebo oral capsule
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
16
States / cities
Anaheim, California • Glendale, California • Norwalk, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2020 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Combining Pregabalin (LYRICA®) With Lofexidine (LUCEMYRATM) to Treat OPIOID Withdrawal

NCT04218240
View directory record Official record
Conditions
Opioid Withdrawal
Interventions
Pregabalin 200 MG capsules, Placebo oral tablet, Lofexidine 0.18Mg Tab
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 70 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Baltimore, Maryland • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Acute Pharmacokinetic and Pharmacodynamic Effects of "Tobacco-Free" Oral Nicotine Pouches in Smokers

NCT05335915
View directory record Official record
Conditions
Nicotine Withdrawal, Nicotine Addiction, Drug Effect
Interventions
Nicotine, Cigarette
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 6, 2026, 6:34 PM EDT
Terminated No phase listed Observational

SPECT Imaging of DAT Genotype

NCT01492322
View directory record Official record
Conditions
Nicotine Withdrawal
Interventions
TRODAT
Radiation
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 11, 2015 · Synced Sep 6, 2026, 6:34 PM EDT
Not yet recruiting Phase 1 Interventional

Cannabis and Opioid Use Disorder, Study 2

NCT07661446
View directory record Official record
Conditions
Opioid Use Disorders, Cannabis Use
Interventions
Inhaled Cannabis, Intranasal Opioid
Drug
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 6, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Gradual Withdrawal of Immune System Suppressing Drugs in Patients Receiving a Liver Transplant

NCT00135694
View directory record Official record
Conditions
Hepatitis C, Hepatitis C, Chronic, Nonimmune Nonviral Causes of Liver Failure
Interventions
calcineurin inhibitor-based immunosuppression, liver transplant, corticosteroids, immunosuppression withdrawal
Drug · Procedure · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
8
States / cities
San Francisco, California • Denver, Colorado • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 6, 2026, 6:34 PM EDT
Active, not recruiting Phase 2 Interventional

A Study to Evaluate the Efficacy, Safety, and Tolerability of IMVT-1402 in Adult Participants With Active, Difficult to Treat Rheumatoid Arthritis

NCT06754462
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
IMVT-1402, Placebo
Drug
Lead sponsor
Immunovant Sciences GmbH
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
34
States / cities
Mesa, Arizona • Sun City, Arizona • Covina, California + 30 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 6, 2026, 6:34 PM EDT