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Showing 1–24 of 351 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Opiate Clear all
Completed Phase 3 Interventional

Optimizing Pharmacologic Treatment for Neonatal Opioid Withdrawal Syndrome (OPTimize NOW): A Symptom-Based Dosing Approach

NCT05980260
View directory record Official record
Conditions
Neonatal Opiate Withdrawal Syndrome
Interventions
Symptom-based Dosing Approach, Scheduled Opioid Taper Approach
Other
Lead sponsor
HELP for NOWS Consortium
Network
Eligibility
1 Hour to 48 Hours
Enrollment
626 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
23
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Wilmington, Delaware + 16 more
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 2 Interventional

Activity Monitoring Assessment of Opiate Withdrawal - 4

NCT00000335
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Morphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 55 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 1996
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 30, 2017 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 4 Interventional

Attention Training for Opioid-maintained Cocaine Users

NCT01870882
View directory record Official record
Conditions
Addiction, Cocaine, Methadone, Opiates
Interventions
Attentional retraining, Control condition
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Not applicable Interventional

Optimizing Outcomes Using Suboxone for Opiate Dependence

NCT00591617
View directory record Official record
Conditions
Opioid Dependency
Interventions
Psychosocial treatment plus Suboxone pharmacotherapy
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
15 Years and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 28, 2013 · Synced Sep 2, 2026, 4:18 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Patient Reported Outcomes for Opioid Use Disorder

NCT03985163
View directory record Official record
Conditions
Opioid-use Disorder, Overdose of Opiate, Patient Participation
Interventions
Patient Reported Outcomes Electronic Survey
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 15, 2024 · Synced Sep 2, 2026, 4:18 PM EDT
Completed No phase listed Observational Results available

User Acceptability of a Device-Based Opioid Overdose Intervention

NCT04530591
View directory record Official record
Conditions
Opioid Overdose, Opioid-use Disorder, Substance Use Disorders
Interventions
Survey, Interview
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 6, 2021 · Synced Sep 2, 2026, 4:18 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Antagonism of Opioid-Induced Respiratory Depression by CX1739 With Preservation of Opioid Analgesia

NCT02735629
View directory record Official record
Conditions
Opiate Induced Respiratory Depression
Interventions
CX1739 - 300 mg, CX1739 - 600 mg, CX1739 - 900 mg, Placebo
Drug
Lead sponsor
RespireRx
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 27, 2016 · Synced Sep 2, 2026, 4:18 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Development of an Algorithm That Predicts Hypoventilation Due to an Opioid Overdose

NCT03845699
View directory record Official record
Conditions
Drug Overdose, Opioid-Related Disorders
Interventions
Diagnostic algorithms that detects/predicts hypoventilation
Device
Lead sponsor
RTM Vital Signs, LLC
Industry
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 8, 2019 · Synced Sep 2, 2026, 4:18 PM EDT
Withdrawn Early Phase 1 Interventional

Beneficial Side Effects of Topiramate in Obese Patients Undergoing Total Joint Arthroplasty

NCT04613024
View directory record Official record
Conditions
Weight Loss, Pain, Postoperative
Interventions
Topamax, Gabapentin
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 40 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
0
States / cities
Not listed
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced Sep 2, 2026, 4:18 PM 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 Sep 2, 2026, 4:18 PM EDT
Completed Not applicable Interventional Results available

Reengineering Methadone Treatment Study of Patient-centered Methadone Treatment

NCT01442493
View directory record Official record
Conditions
Opiate Dependence
Interventions
Patient-Centered Methadone Treatment, Methadone Treatment as usual
Other
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 28, 2017 · Synced Sep 2, 2026, 4:18 PM EDT
Recruiting Phase 3 Interventional

Smartphones for Opiate Addiction Recovery

NCT05033028
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Smartphone app
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 85 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Piscataway, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 2, 2026, 4:18 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Pharmacotherapy Dosing Regimen in Cocaine and Opiate Dependent Individuals - 8

NCT00218036
View directory record Official record
Conditions
Cocaine Abuse, Opiate Dependence
Interventions
Modafinil 200mg, Modafinil 400mg, Citalopram 20mg, Citalopram 40mg, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
22 Years to 50 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Sep 2, 2026, 4:18 PM EDT
Withdrawn Not applicable Interventional

Investigating the Efficacy of Caloric Vestibular Stimulation in the Treatment of Substance Use Disorders

NCT03652311
View directory record Official record
Conditions
Substance Use Disorders
Interventions
ThermoNeuroModulation TNM Device
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 25, 2019 · Synced Sep 2, 2026, 4:18 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Subjective Observational Study of Patients Using Transdermal Cream Medication And/Or Transdermal Patches With Or Without Oral Non-Narcotic Medications

NCT03768011
View directory record Official record
Conditions
Pain, Chronic, Pain, Joint, Pain Syndrome
Interventions
transdermal cream and or patch
Combination Product
Lead sponsor
Data Collection Analysis Business Management
Other
Eligibility
18 Years to 64 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Land O' Lakes, Florida
Source: ClinicalTrials.gov public record
Updated Dec 6, 2018 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Memantine as a Supplement to Naltrexone in Treating Heroin Dependence

NCT00476242
View directory record Official record
Conditions
Opioid Dependence, Heroin Dependence
Interventions
Vivitrol, memantine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pupillary Unrest in Ambient Light, and Relationship to Opioid-Induced Respiratory Depression

NCT04301895
View directory record Official record
Conditions
Opioid; Intoxication, Perception Disturbance (Acute), Acute Pain, Overdose of Opiate, Respiratory Depression, Safety Issues
Interventions
Continuous conversational interaction, Remifentanil infusion
Behavioral · Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
20 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Sep 2, 2026, 4:18 PM EDT
Withdrawn Phase 3 Interventional

A Phase III Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of Investigational Product MP-101 in Subjects With Short Bowel Syndrome Who Have Had an Inadequate Response to Anti-Diarrheals

NCT02242656
View directory record Official record
Conditions
Short Bowel Syndrome, Short Gut Syndrome, SBS, Short Bowel, Short Gut
Interventions
Opium Tincture USP Deodorized
Drug
Lead sponsor
Marathon Pharmaceuticals, LLC
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
5
States / cities
Chicago, Illinois • Indianapolis, Indiana • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2015 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Opiates and Benzodiazepines on Driving

NCT03447353
View directory record Official record
Conditions
Driving Behavior
Interventions
Xanax 1Mg Tablet, Norco 10Mg-325Mg Tablet, Placebo Oral Tablet
Drug
Lead sponsor
Timothy L. Brown
Other
Eligibility
18 Years to 40 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 26, 2018 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 3 Interventional

Lofexidine for Inpatient Opiate Detox

NCT00235729
View directory record Official record
Conditions
Opiate Addiction
Interventions
Lofexidine, Placebo
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
16
States / cities
Cerritos, California • Washington D.C., District of Columbia • Atlanta, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2009 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Not applicable Interventional Results available

Cocaine Withdrawal and Pharmacotherapy Response

NCT00566969
View directory record Official record
Conditions
Cocaine Dependence, Opiate Dependence
Interventions
sugar pill, Carvedilol 25 mg, Carvedilol 50 mg
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 2 Interventional

Tramadol to Reduce Opioid Withdrawal Symptoms

NCT00142896
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Tramadol, Naloxone, Morphine
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
21 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Phase 2Phase 3 Interventional

Recovery Housing For Drug Dependent Pregnant Women

NCT00497302
View directory record Official record
Conditions
Drug Addiction
Interventions
RBT, usual care
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2013 · Synced Sep 2, 2026, 4:18 PM EDT
Completed Not applicable Interventional Results available

Hepatitis C-Video vs. Brochure Education Delivery

NCT04204447
View directory record Official record
Conditions
Hepatitis C
Interventions
Hepatitis C Educational Brochure, Hepatitis C Educational Video
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Buffalo, New York • Orchard Park, New York
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 2, 2026, 4:18 PM EDT