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ClinicalTrials.gov public records Last synced Oct 17, 2026, 4:53 PM EDT

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

Showing 457–480 of 799 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Product Use Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Flavors and E-cigarette Effects in Adolescent Smokers- STUDY 1

NCT02179034
View directory record Official record
Conditions
Nicotine Dependence, Other Tobacco Product
Interventions
Nicotine, Low Dose Menthol, High Dose Menthol
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 20 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 4, 2020 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 4 Interventional Results available

Project PROTECT: Protecting Nursing Homes From Infections and Hospitalization

NCT03118232
View directory record Official record
Conditions
Hospitalization, Infection
Interventions
Chlorhexidine gluconate (CHG), Iodophor (10% povidone-iodine)
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
13,952 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
28
States / cities
Anaheim, California • Bellflower, California • Capistrano Beach, California + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2023 · Synced Oct 17, 2026, 4:53 PM EDT
Completed No phase listed Observational

Engaging Care for HIV-infected Adolescent Females.

NCT00489034
View directory record Official record
Conditions
HIV Infection
Interventions
Quantitative Interview, Ethnographic Interview, Gender Interview
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
13 Years to 23 Years · Female only
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
5
States / cities
Los Angeles, California • Miami, Florida • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2017 · Synced Oct 17, 2026, 4:53 PM EDT
Completed No phase listed Observational

Community and Familial Impacts of the Opioid Crisis

NCT05116852
View directory record Official record
Conditions
Opioid Use Disorder, Bereavement, Overdose of Opiate
Interventions
Survey
Other
Lead sponsor
Cambridge Health Alliance
Other
Eligibility
18 Years and older
Enrollment
578 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 3 Interventional Results available

Effect Of Pregabalin Treatment In Patients With Diabetic Nerve Pain Who Currently Use A Non-Steroid Anti-Inflammatory Drug (NSAID) For Another Pain

NCT01455415
View directory record Official record
Conditions
Painful Diabetic Peripheral Neuropathy
Interventions
pregabalin, placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
55
States / cities
Goodyear, Arizona • Phoenix, Arizona • Tucson, Arizona + 38 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 2 Interventional

Ginkgo Biloba: Antidepressant-Induced Sexual Dysfunction

NCT00034021
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder, Sexual Dysfunctions, Psychological
Interventions
Ginkgo Biloba, Sex Therapy (genital focus)
Drug · Behavioral
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 65 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 18, 2006 · Synced Oct 17, 2026, 4:53 PM EDT
Recruiting No phase listed Observational

fMRI and Opioid Abstinence

NCT06651333
View directory record Official record
Conditions
Drug Use Disorder, Opioid Dependence, Opioid-Related Disorders, Opioid Use, Opioid Abuse
Interventions
fMRI
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Hartford, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 17, 2026, 4:53 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Transcranial Magnetic Brain Stimulation to Reduce Cannabis Use in Heavy Cannabis Users

NCT05401929
View directory record Official record
Conditions
Cannabis
Interventions
iTBS
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 3 Interventional Results available

Evaluate the Relationship Between Use of Albuterol Multidose Dry Powder Inhaler With an eModule (eMDPI) and Exacerbations in Participants With Chronic Obstructive Pulmonary Disease (COPD)

NCT03256695
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Albuterol sulfate (ABS)
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
40 Years and older
Enrollment
405 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
40
States / cities
Andalusia, Alabama • Anniston, Alabama • Mobile, Alabama + 34 more
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Prevention and Risk: Treatment With a New Emphasis on Relationships

NCT03396367
View directory record Official record
Conditions
Adherence, Medication, Risk Reduction, Drug Use, Sex, Anal, HIV/AIDS
Interventions
PARTNER, Education Intervention
Behavioral
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
18 Years to 29 Years · Male only
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CARESS: An Investigation of Effects of CARESS

NCT03758027
View directory record Official record
Conditions
Craving, Self Efficacy, Affective; Reaction, Substance Abuse
Interventions
CARESS, Isometric Exercise
Behavioral
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2020 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional

Cell Phone Technology Targeting ART Adherence and Drug Use

NCT01884233
View directory record Official record
Conditions
HIV, Opioid Abuse
Interventions
Standard Care, Text Messaging CBT (TXT-CBT)
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 29, 2022 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Preventing Drug Use in Low Income Clinic Populations

NCT01942876
View directory record Official record
Conditions
Drug Use, Harmful Use
Interventions
Quit Using Drugs Intervention Trial, Health behavior maintenance
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
411 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 18, 2016 · Synced Oct 17, 2026, 4:53 PM EDT
Recruiting Not applicable Interventional

Harm Reduction Services

NCT05776316
View directory record Official record
Conditions
Drug Use, Substance Abuse, Mental Illness
Interventions
Integrated Harm Reduction Intervention (IHRI)
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
3
States / cities
New Haven, Connecticut • New York, New York • Orangeburg, New York
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Clinical Research Study to Evaluate Stain Removal and Whitening Improvement

NCT07870018
View directory record Official record
Conditions
Tooth Whitening, Tooth Discoloration
Interventions
Vitamin C toothpaste, Matching placebo
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 70 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Melbourne, Florida
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Behavioral Economic Methods for Assessing Tobacco Product Abuse Liability: Study 7

NCT03496922
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Experimental Tobacco Marketplace
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 24, 2025 · Synced Oct 17, 2026, 4:53 PM EDT
Not yet recruiting Not applicable Interventional

A Feasibility and Acceptability Study of a Large Language Model-based Chatbot for Brief Alcohol Intervention Among Emerging Adults

NCT07214831
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Large language model-based chatbot brief alcohol intervention session
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 29 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Oct 17, 2026, 4:53 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Mental Health in Primary Care

NCT05426057
View directory record Official record
Conditions
Depression, Anxiety, Suicide, Drug Use
Interventions
eHealth Familias Unidas Mental Health
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
12 Years to 16 Years
Enrollment
468 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
17
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional Results available

HealthCall:Brief Intervention to Reduce Non-injecting Drug Use in HIV Primary Care Clinics

NCT01312181
View directory record Official record
Conditions
Mental and Behavioral Disorders Due to Harmful Drug Use
Interventions
HealthCall and Motivational Interviewing, Motivational Interviewing (MI), HIV/AIDS health education
Behavioral
Lead sponsor
Research Foundation for Mental Hygiene, Inc.
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 17, 2021 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Phase 2 Interventional Results available

Prazosin for Alcohol Dependence and Posttraumatic Stress Disorder

NCT01518972
View directory record Official record
Conditions
Alcohol Abuse, Posttraumatic Stress Disorder
Interventions
Prazosin, Placebo medication
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 25, 2020 · Synced Oct 17, 2026, 4:53 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

A Community-University Approach to Preventing HIV

NCT03938077
View directory record Official record
Conditions
HIV/AIDS and Infections, Drug Abuse, Adolescent Behavior, Drug Usage, Alcohol Use, Mental Health, Tobacco Use, HIV Testing
Interventions
Storytelling 4 Empowerment
Device
Lead sponsor
University of Michigan
Other
Eligibility
16 Years to 21 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
Ann Arbor, Michigan • Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 10, 2019 · Synced Oct 17, 2026, 4:53 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Machine Learning Technology in Predicting Relapse and Implementing Peer Recovery Intervention Before Drug Use Occurs

NCT05976672
View directory record Official record
Conditions
Substance Abuse Disorder
Interventions
PRSS (Peer Recovery Support Specialist)
Other
Lead sponsor
West Virginia University
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Brief Negotiation Interview Chatbot to Improve Buprenorphine Engagement Among Justice-Involved Individuals

NCT04982627
View directory record Official record
Conditions
Opioid Use Disorder, Moderate, Opioid Use Disorder, Severe, Criminal Behavior
Interventions
BNI Chatbot, OUD Education & Treatment Resources
Behavioral
Lead sponsor
Center for Progressive Recovery, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 17, 2026, 4:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Building Recovery By Improving Goals, Habits, and Thoughts

NCT01191788
View directory record Official record
Conditions
Depression, Substance Use
Interventions
Group Cognitive Behavioral Therapy, Group CBT for Depression
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
299 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Gardena, California
Source: ClinicalTrials.gov public record
Updated Oct 18, 2022 · Synced Oct 17, 2026, 4:53 PM EDT