Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 2, 2026, 1:26 PM EDT

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Showing 49–72 of 530 matching trials from the live ClinicalTrials.gov search.
Conditions
Weight Loss
Interventions
RCT1, RCT2, RCT3
Behavioral
Lead sponsor
RTI International
Other
Eligibility
18 Years to 64 Years
Enrollment
2,395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
3
States / cities
Swansea, Illinois • Research Triangle Park, North Carolina • Fairborn, Ohio
Conditions
Depression, Substance-Related Disorders
Interventions
Motivational Interviewing, Control (brochure)
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
307 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Union City, California
Completed Not applicable Interventional Accepts healthy volunteers

Protecting Native Families From COVID-19

NCT04765475
Conditions
COVID-19
Interventions
Motivational Interviewing, COVID-19 Symptom Monitoring System, Motivational Interviewing and COVID-19 Symptom Monitoring System, Supportive Services
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Whiteriver, Arizona
Conditions
Familial Hypercholesterolemia, Cholesterol, Elevated, Genetic Disease
Interventions
Motivational interview (MI)
Behavioral
Lead sponsor
Essentia Health
Other
Eligibility
2 Years to 75 Years
Enrollment
257 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
Duluth, Minnesota
Conditions
Methamphetamine Use Disorder, Human Immunodeficiency Virus (HIV)
Interventions
Psilocybin 5 mg, Psilocybin 25 mg, Motivational Support
Drug · Behavioral
Lead sponsor
Nicky Mehtani, MD, MPH
Other
Eligibility
25 Years to 64 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
San Francisco, California
Conditions
Alcohol Consumption
Interventions
Brief group counseling, Community Counseling, Prototypic community service
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
16 Years to 20 Years
Enrollment
786 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study to Test the Effectiveness of Different Interventions to Improve Physical Activity in Adults.

NCT04902014
Conditions
Healthy
Interventions
Motivational Interviewing, Education, Wearable Fitness Trackers, Wearable Fitness Tracker+
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Fort Collins, Colorado
Conditions
Suicide Prevention
Interventions
RAMP, Active control
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
West Haven, Connecticut
Conditions
Nicotine Dependence
Interventions
Motivational Interviewing, Psychoeducation
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Tobacco Use, Smoking Cessation, Smoking Behaviors, Nicotine Dependence, Nicotine Withdrawal
Interventions
Nicotine Replacement Therapy (NRT) Sampling, Practice Quitting (PQ) Counseling, Motivational Interviewing (MI) Counseling
Drug · Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Terminated Phase 2 Interventional Results available

Treatment With Lorcaserin for Cocaine Use: The TLC Study

NCT03192995
Conditions
Cocaine Use Disorder
Interventions
lorcaserin, Placebo Oral Tablet, Substance use counseling, ACASI, Cocaine metabolites, Ecological Momentary Assessment (EMA), Balloon Analogue Risk Task (BART), Qualitative Exit Interview
Drug · Behavioral · Diagnostic Test
Lead sponsor
Glenn-Milo Santos
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Francisco, California
Conditions
Peripheral Arterial Disease
Interventions
Motivational Interviewing, PACE
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
Not listed
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
Fairway, Kansas • Wichita, Kansas
Completed Not applicable Interventional

NCARE, Transition to Recovery

NCT03737864
Conditions
Alcohol Withdrawal, Substance Use Disorders
Interventions
Patient navigation, Motivational interviewing (MI)
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Fairbanks, Alaska
Conditions
HIV Infections, Acquired Immunodeficiency Syndrome
Interventions
Motivational interviewing with cognitive behavioral therapy, Modified directly observed therapy
Behavioral
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
18 Years and older
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
4
States / cities
Kansas City, Kansas • Kansas City, Missouri
Conditions
Smoking
Interventions
Counseling, Self-help guide, Pharmacotherapy, Genetic feedback, verbal, Genetic feedback, printed
Behavioral · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
3
States / cities
Menlo Park, California • Stanford, California • Seattle, Washington
Terminated Not applicable Interventional Accepts healthy volunteers

Hearing Aids, Counseling and the Significant Other

NCT01809496
Conditions
Hearing Loss
Interventions
Informational Counseling, Patient Centered Counseling
Behavioral
Lead sponsor
VA National Center for Rehabilitative Auditory Research
Federal
Eligibility
20 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Accepts healthy volunteers Results available

Peer Online Motivational Interviewing for Sexual and Gender Minority Male Survivors

NCT03794986
Conditions
Sexual Abuse
Interventions
Trauma-informed SGM affirmative care, Motivational Interviewing
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Male only
Enrollment
356 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Heavy Drinking, Driving Under the Influence, Riding With Driver Under the Influence
Interventions
Computer-facilitated Screening and Brief Intervention
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
14 Years to 17 Years
Enrollment
169 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
Itasca, Illinois • Boston, Massachusetts • Philadelphia, Pennsylvania
Conditions
Chronic Pain
Interventions
Motivational Interviewing, Attention Control
Behavioral
Lead sponsor
San Francisco Veterans Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
San Francisco, California
Conditions
Substance Use, Psychopathy
Interventions
motivational enhancement therapy, standard care
Behavioral · Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Rochester, New York
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition and Physical Activity Counseling for Nontraditional College Students

NCT01412099
Conditions
Health Behavior
Interventions
peer counseling, Feedback report
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Usability of HPV Vaccine Reminders

NCT03987490
Conditions
Human Papilloma Virus (HPV)
Interventions
Text Message, PostCard, Standard of Care, Motivational Interview
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 99 Years
Enrollment
325 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Intervention to Prevent Household and Community Spread of COVID-19 Among Latinos

NCT05697068
Conditions
SARS-CoV-2 Infection
Interventions
COVID Prevention Program (CPP)
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers

The Total Health Study

NCT01415206
Conditions
Risk Reduction Behavior
Interventions
Extended Staging Health Risk Intervention (S-HRI), Usual Care
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
San Francisco, California