Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 13, 2026, 9:01 AM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Opioid-Related Disorders, Mobile Applications, Opiate Substitution Treatment, Magnetic Resonance Imaging, Craving, Attentional Bias, Ecological Momentary Assessment
Interventions
Smartphone
Device
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Smoking Cessation, Harm Reduction
Interventions
Nicoderm, Nicorette 4Mg Chewing Gum, Nicorette Lozenge Product, NJOY e-cigarette, on!
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
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
Conditions
Dual Use of Cigarettes and E-cigarettes, Gestational Weight Gain, Birth-weight-for-gestational-age z Score
Interventions
Simultaneous cessation intervention, Stepwise cessation intervention, Behavior counseling only
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Conditions
HIV Infections
Interventions
HIV-related text messaging, Nutrition-related text messaging
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
16 Years to 20 Years · Male only
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Substance Abuse
Interventions
Contingency management
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
312 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Farmington, Connecticut
Conditions
Opiate Dependence
Interventions
behavioral drug and HIV risk reduction counseling (BDRC), abstinence-contingent buprenorphine (ACB)
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers Results available

Spanish-Language Smoking Cessation Trial

NCT02945787
Conditions
Smoking Cessation
Interventions
Spanish-Language Version of the Stop Smoking for Good, NCI-Produced Spanish-language Self-help Booklet
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,417 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Cocaine Dependence
Interventions
Contingency management
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Farmington, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nicotine Pharmacokinetics Following Use of the P4M3 Gen 2.0 E-Cigarette Compared to Smoking Cigarettes

NCT05383508
Conditions
Nicotine Vaping, Nicotine, Vaping
Interventions
CA35, CM35, Cig
Other
Lead sponsor
Philip Morris Products S.A.
Industry
Eligibility
24 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
High Point, North Carolina
Conditions
Smoking Cessation
Interventions
Telephone Counseling, Nicotine Patches
Behavioral · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cognitive Recovery With Cannabis Abstinence Among High School-Aged Adolescents

NCT03276221
Conditions
Cannabis Use, Cognitive Change, Adolescent Behavior
Interventions
Abstinence
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
10 Years to 19 Years
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Network Support for Alcohol Treatment 2

NCT01129804
Conditions
Alcohol Consumption
Interventions
Coping Skills Training
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 85 Years
Enrollment
193 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Farmington, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Randomized Trial of Internet Access to Nicotine Patches

NCT00534404
Conditions
Smoking Cessation, Tobacco Use Disorder
Interventions
Nicotine patches, Telephone counseling, iQuit Smoking website
Drug · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
2,485 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Tobacco Use Cessation
Interventions
Brief telephone advice plus tailored text messages, Mailed nicotine replacement therapy, Proactive telephone coaching
Behavioral · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alcohol Use Disorder
Interventions
Apremilast, Placebo
Drug
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
La Jolla, California
Completed Phase 4 Interventional Results available

Sertraline Pharmacotherapy for Alcoholism Subtypes

NCT00368550
Conditions
Alcoholism
Interventions
Sertraline, Placebo
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 65 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Farmington, Connecticut
Conditions
Alcohol Use Disorder (AUD)
Interventions
connectivity, neuroinflammation, neurofunction
Other · Drug
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
30 Years to 75 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Phase 2 Interventional Results available

Effect of Ramelteon on Smoking Abstinence

NCT02560324
Conditions
Tobacco Use Disorder
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Smoking Cessation
Interventions
Financial Incentive Rewards
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
1,312 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Anchorage, Alaska
Completed Not applicable Interventional Results available

Impact of Reduced Cannabis Use on Functional Outcomes (R33 Phase)

NCT04567238
Conditions
Cannabis, Cannabis Use
Interventions
Mobile contingency management
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Substance Use, Child Maltreatment
Interventions
Reinforcement for drug & alcohol abstinence, Parenting intervention, Treatment as usual (TAU)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Opioid Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

THC Crossover Study

NCT04429568
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