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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Substance Withdrawal Syndrome Clear all
Completed Phase 3 Interventional Results available

Medication Treatment for Opioid Use Disorder in Expectant Mothers

NCT03918850
View directory record Official record
Conditions
Opioid-Related Disorders, Drug Addiction, Pregnancy Related, Substance Abuse, Drug Abuse, Neonatal Abstinence Syndrome, Neonatal Opioid Withdrawal Syndrome, Drug Abuse in Pregnancy
Interventions
Buprenorphine Injection, Buprenorphine Sublingual Product
Drug
Lead sponsor
T. John Winhusen, PhD
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
12
States / cities
Jacksonville, Florida • Boston, Massachusetts • Albuquerque, New Mexico + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jul 21, 2026, 10:08 AM EDT
Completed No phase listed Observational

Pharmacokinetics of Multiple Dose Methadone in Children Treated for Opiate Withdrawal

NCT01945736
View directory record Official record
Conditions
Opiate Withdrawal Syndrome
Interventions
Methadone
Drug
Lead sponsor
Kevin Watt
Other
Eligibility
91 Days to 18 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
5
States / cities
St. Petersburg, Florida • Kansas City, Kansas • Ann Arbor, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 23, 2018 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Varenicline OTC Trial on Efficacy and Safety

NCT03557294
View directory record Official record
Conditions
Tobacco Dependence, Withdrawal Symptoms, Smoking Cessation
Interventions
1.0mg Varenicline b.i.d., 0.5mg Varenicline b.i.d., 0.0mg placebo Varenicline b.i.d.
Drug
Lead sponsor
Arizona State University
Other
Eligibility
21 Years and older
Enrollment
313 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
Phoenix, Arizona • Burbank, California
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 3 Interventional Results available

Improving Outcomes in Neonatal Abstinence Syndrome

NCT01958476
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Neonatal Opioid Withdrawal
Interventions
Neonatal Morphine Solution, Methadone, Phenobarbital
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
Not listed
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
8
States / cities
Jacksonville, Florida • Portland, Maine • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2019 · Synced Jul 21, 2026, 10:08 AM EDT
Completed No phase listed Observational

Treatment of Alcohol Withdrawal Syndrome With Alpha-2 Agonists and/or Anticonvulsants

NCT05438641
View directory record Official record
Conditions
Alcohol Withdrawal Syndrome
Interventions
BZDP-Sparing Protocol, BZDP-Based Protocol
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 1 Interventional

Pharmacokinetic & Pharmacodynamic Interaction of Lofexidine and Buprenorphine in Buprenorphine Maintained Patients

NCT01820442
View directory record Official record
Conditions
Opioid Dependence, Buprenorphine 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
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 22, 2018 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Buprenorphine Pharmacometric Open Label Research Study of Drug Exposure

NCT03608696
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Neonatal Opiate Withdrawal Syndrome
Interventions
Buprenorphine
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
Up to 4 Weeks
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 10, 2022 · Synced Jul 21, 2026, 10:08 AM EDT
Completed No phase listed Observational

Maternal Opioid Treatment: Human Experimental Research - Data Yield Appropriate Decisions

NCT04049799
View directory record Official record
Conditions
Opioid-use Disorder, Opioid Withdrawal, Neonatal Abstinence Syndrome, Neonatal Opioid Withdrawal Syndrome
Interventions
Medically-supervised withdrawal, Opioid agonist treatment, Comprehensive clinical care
Other · Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
4
States / cities
Asheville, North Carolina • Chapel Hill, North Carolina • Burlington, Vermont + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Not applicable Interventional Results available

Jackson Pediatric Acupressure for Opioid Tapering

NCT05025384
View directory record Official record
Conditions
Iatrogenic Withdrawal Syndrome
Interventions
Acupressure
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
34 Weeks and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 20, 2025 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 1 Interventional

Study to Evaluate the Exposures of Lofexidine and Its Major Metabolites in Subjects Seeking Buprenorphine Dose Reduction

NCT02801357
View directory record Official record
Conditions
Substance Withdrawal Syndrome, Opiate Addiction, Opiate Dependence
Interventions
lofexidine administration in subjects seeking buprenorphine dose reduction
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years to 64 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Jul 21, 2026, 10:08 AM EDT
Withdrawn Not applicable Interventional

Neurostimulation for Opiate Withdrawal in the PICU

NCT03975192
View directory record Official record
Conditions
Opiate Withdrawal Syndrome
Interventions
Percutaneous Electrical Nerve Field Stimulation
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
5 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 25, 2020 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 4 Interventional Results available

Gabapentin for Alcohol Withdrawal Syndrome

NCT03012815
View directory record Official record
Conditions
Alcohol Withdrawal Syndrome
Interventions
Gabapentin, Benzodiazepines, Divalproex Sodium
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 23, 2022 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 2 Interventional

The Effects of One-Time Pregnenolone, Dehydroepiandrosterone (DHEA), or Placebo Administration On Withdrawal Symptoms, Mood, Craving And Cigarette Evaluation Ratings In Male Smokers

NCT00900900
View directory record Official record
Conditions
Substance Withdrawal Syndrome
Interventions
dehydroepiandrosterone (DHEA), pregnenolone, Placebo
Dietary Supplement · Drug
Lead sponsor
Jed E. Rose
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 20, 2012 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 2 Interventional

Comparison of Buprenorphine to Morphine in Treatment of Neonatal Abstinence Syndrome (NAS)

NCT01708707
View directory record Official record
Conditions
Neonatal Abstinence Syndrome, Neonatal Withdrawal Syndrome
Interventions
Buprenorphine, Morphine Sulfate
Drug
Lead sponsor
Pediatrix
Other
Eligibility
Up to 1 Year
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 4 Interventional Results available

NAS Treatment - Opiate Versus Non-Opiate

NCT01734551
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
Morphine, Clonidine
Drug
Lead sponsor
Henrietta Bada
Other
Eligibility
1 Day to 7 Days
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Jul 21, 2026, 10:08 AM EDT
Completed No phase listed Observational Results available

Donor Human Milk in Neonatal Abstinence Syndrome

NCT02182973
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
donor human milk
Dietary Supplement
Lead sponsor
Neolac Inc dba Medolac Laboratories
Industry
Eligibility
38 Weeks to 42 Weeks
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 11, 2019 · Synced Jul 21, 2026, 10:08 AM EDT
Active, not recruiting Phase 3 Interventional Results available

Trial to Shorten Pharmacologic Treatment of Newborns With Neonatal Opioid Withdrawal Syndrome (NOWS)

NCT04214834
View directory record Official record
Conditions
Neonatal Opioid Withdrawal Syndrome
Interventions
Morphine, Methadone
Drug
Lead sponsor
Advancing Clinical Trials in Neonatal Opioid Withdrawal (ACT NOW) Program
Network
Eligibility
36 Weeks and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
24
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 18 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 21, 2026, 10:08 AM 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 Jul 21, 2026, 10:08 AM EDT
Withdrawn Phase 1 Interventional

A Pharmacokinetic, Safety, and Tolerability Study of LUCEMYRA in the Treatment of Opioid Withdrawal Management in Adolescent Subjects

NCT06711640
View directory record Official record
Conditions
Opioid Withdrawal (Disorder), Opioid Use Disorder
Interventions
LUCEMYRA (lofexidine) tablets
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
12 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 31, 2025 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Does Abstinence From E-cigarettes Produce Withdrawal Symptoms?

NCT02825459
View directory record Official record
Conditions
Substance Withdrawal Syndrome
Interventions
Abstinence from e-cigarettes
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Jul 21, 2026, 10:08 AM EDT
Recruiting Phase 1 Interventional

Study to Assess the Use of Tezampanel for Opioid Withdrawal Syndrome in Treatment-Seeking Patients With Opioid Use Disorder

NCT06538558
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Tezampanel, Placebo
Drug
Lead sponsor
Proniras Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 5, 2024 · Synced Jul 21, 2026, 10:08 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Psychiatric and Cognitive Manifestations of Parkinson's Disease

NCT00360633
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 3 Interventional Results available

Open-Label, Safety Study of Lofexidine

NCT02363998
View directory record Official record
Conditions
Opioid Withdrawal
Interventions
Lofexidine
Drug
Lead sponsor
USWM, LLC (dba US WorldMeds)
Industry
Eligibility
18 Years and older
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
18
States / cities
Little Rock, Arkansas • Springdale, Arkansas • San Diego, California + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Jul 21, 2026, 10:08 AM EDT
Completed Phase 2 Interventional

Effects of Dynorphin 1-13 on Heroin Addiction - 1

NCT00000244
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 26, 2015 · Synced Jul 21, 2026, 10:08 AM EDT