Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 6, 2026, 4:18 PM EDT

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

Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Chronic Pain, Tobacco Use, Opioid Substitution Treatment
Interventions
Very Low Nicotine Cigarettes (VLNC), Normal Nicotine Cigarettes (NNC)
Behavioral
Lead sponsor
Duke University
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
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
Conditions
Opioid-use Disorder, Opioid Dependence, Opioid Abuse
Interventions
Transcranial Direct Current Stimulation (tDCS)
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Neonatal Abstinence Syndrome
Interventions
sublingual buprenorphine, oral morphine
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
Not listed
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Opioid Cessation
Interventions
Motivational Interviewing and Guided Opioid Tapering Support, Enhanced Usual Care
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Completed Phase 4 Interventional Accepts healthy volunteers

A Trial of Directly Observed and Long-term Varenicline

NCT03365362
Conditions
Tobacco Use Disorder, Opioid-use Disorder
Interventions
Long-Term Varenicline, Short-Term Varenicline, Directly Observed Therapy, Self Administered Therapy
Drug · Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Chronic Pain
Interventions
Cognitive Behavioral Therapy
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Smoking, Smoking Cessation, Smoking, Tobacco, Opioid Use, Opioid Abuse
Interventions
Nicotine patch
Drug
Lead sponsor
University of Houston
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Orthopedic Trauma Surgery Patients
Interventions
Perioperative Digital Behavioral Pian Medicine "My Surgical Success"
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Opioid-Induced Esophageal Dysfunction
Interventions
Opioid cessation, No opioid cessation
Behavioral · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

E-cigarette Switching Older Adults

NCT06534905
Conditions
Tobacco Use, Opioid Use Disorder, Tobacco-Related Disorders
Interventions
E-cigarette, Control/Standard Advice
Other · Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
50 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 4 Interventional Results available

Nicotine Patch as an Analgesic Adjuvant After Surgery

NCT00440830
Conditions
Pain
Interventions
nicotine patch, placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 60 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Conditions
Smoking Cessation
Interventions
Behavioral and Enhanced Perinatal Intervention for Cessation (B-EPIC), Treatment As Usual
Behavioral
Lead sponsor
Kristin Ashford
Other
Eligibility
18 Years to 49 Years · Female only
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Lexington, Kentucky
Conditions
Neonatal Abstinence Syndrome
Interventions
Telemedicine, Group Care
Behavioral
Lead sponsor
Wendy F Hansen
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
11
States / cities
Ashland, Kentucky • Bowling Green, Kentucky • Corbin, Kentucky + 7 more
Conditions
Pain, Postoperative
Interventions
Nasal Nicotine Spray, Nasal Normal Saline Spray
Drug
Lead sponsor
Toby Weingarten
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Phase 2Phase 3 Interventional Results available

Smoking Cessation & Opioid Dependence Treatment Integration

NCT02854800
Conditions
Smoking Cessation, Opioid Related Disorders
Interventions
varenicline
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Morgantown, West Virginia
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Investigating the Mu:Kappa Opioid Receptor Imbalance in Alcohol Use Disorder

NCT05957159
Conditions
Alcohol Use Disorder
Interventions
Detoxification Program, PKAB, CFN
Other · Radiation
Lead sponsor
Yale University
Other
Eligibility
21 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Opioid Use Disorder, Tobacco Use Disorder
Interventions
Deep TMS System With H4 Coil
Device
Lead sponsor
Payel Roy
Other
Eligibility
22 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Conditions
Chronic Pain, Opiate Dependence
Interventions
Cognitive-Behavioral Therapy for Pain and Opioid Dependence, Methadone Drug Counseling
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Cigarette Smoking Among Patients Currently Receiving Methadone or Buprenorphine Treatment for Opioid Dependence
Interventions
incentive-based contingency management
Behavioral
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Chronic Pain, Opioid Dependence
Interventions
Pain Neuroscience Education, General Health Education
Other
Lead sponsor
Wichita State University
Other
Eligibility
18 Years to 95 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Opioid Use Disorder, Cigarette Smoking
Interventions
Telehealth Motivational Counseling, Nicotine Replacement Product, National Institute on Drug Abuse (NIDA) Standardized Research Electronic Cigarette (SREC).
Behavioral · Drug · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 75 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
New York, New York • The Bronx, New York