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ClinicalTrials.gov public records Last synced Oct 21, 2026, 2:42 AM EDT

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Showing 25–48 of 279 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Targeted messaging Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Targeted Video Messaging About Emergency Contraception

NCT03774368
View directory record Official record
Conditions
Contraception
Interventions
Emergency contraception website, Emergency contraception video
Other
Lead sponsor
Planned Parenthood League of Massachusetts
Other
Eligibility
18 Years to 29 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Digital Health Intervention to Support Opioid Use Disorder Treatment

NCT03842384
View directory record Official record
Conditions
Opioid Use Disorder, Treatment Adherence
Interventions
iENDURE
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Oct 21, 2026, 2:42 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Experiment 3: Mixed vs Blocked; Dashboard Paradigm

NCT06934213
View directory record Official record
Conditions
Vision, Healthy, Attention
Interventions
Choice, Mixed trials
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Results available

Effect of Behavioral Nudges on Serious Illness Conversation Documentation

NCT04867850
View directory record Official record
Conditions
Cancer
Interventions
Usual Care, Clinician Nudge, Patient Nudge
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
4,450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Oct 21, 2026, 2:42 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Choose It and Use It: Choice, Implementation Intentions and At-Home Colorectal Cancer Screening

NCT06085560
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Usual Care Message, Implementation Intention Intervention: Standard Message, Implementation Intention Intervention: Culturally-Targeted Message
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
45 Years to 72 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Results available

Connect 4 Health: An Intervention to Improve Childhood Obesity Outcomes

NCT02124460
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Health Coaching
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
2 Years to 12 Years
Enrollment
721 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Results available

WeChat Quit Coach Pilot Study

NCT05130788
View directory record Official record
Conditions
Smoking Cessation
Interventions
WeChat Quit Coach, Leaflet, Optional Nicotine Replacement Therapy (NRT) Patches or Lozenges
Behavioral · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Phase 3 Interventional

INSPIRE: Internet and Social-media Program With Information and Resources for Long-Term Cancer Survivors Who Underwent Stem Cell Transplant

NCT01602211
View directory record Official record
Conditions
Cancer Survivor, Depression, Hematopoietic and Lymphoid Cell Neoplasm, Myelodysplastic Syndrome
Interventions
Internet-Based Intervention, Medical Chart Review, Quality-of-Life Assessment, Questionnaire Administration
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
6
States / cities
Tampa, Florida • Detroit, Michigan • Omaha, Nebraska + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2020 · Synced Oct 21, 2026, 2:42 AM EDT
Not yet recruiting Not applicable Interventional

Understanding and Targeting Self-Regulatory Control in Bulimia Nervosa

NCT07581158
View directory record Official record
Conditions
Bulimia Nervosa, Feeding and Eating Disorders, Mental Disorders
Interventions
Real fNIRS Neurofeedback, Sham-Control fNIRS Neurofeedback, SmartPhone Intervention
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional

Prevention Trial to Achieve Cardiovascular Targets

NCT01642355
View directory record Official record
Conditions
Coronary Artery Disease, Peripheral Arterial Disease, Hyperlipidemia, Hypertension, Diabetes, Prediabetes, Obesity
Interventions
Prevention Consult, Consult & Behavioral Intervention
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 99 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 2, 2017 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

COVID-19 Health Messaging to Underserved Communities

NCT04371419
View directory record Official record
Conditions
Coronavirus
Interventions
Messaging
Behavioral
Lead sponsor
National Bureau of Economic Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
14,267 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Usability of HPV Vaccine Reminders

NCT03987490
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 19, 2020 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

StandUPTV: Reducing Sedentary Screen Time in Adults

NCT04464993
View directory record Official record
Conditions
Sedentary Behavior, Screen Time, Physical Activity, Sleep
Interventions
Device-based feedback, self-monitoring, and education: CORE, Sedentary Screen Time lockout: LOCKOUT, Context-based prompts: TEXT, Earn sedentary screen time through moderate-vigorous physical activity: EARN
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
23 Years to 64 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
2
States / cities
Tempe, Arizona • San Luis Obispo, California
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing Different Anti-smoking Messages Among Chinese Young Adult Smokers and Nonsmokers

NCT06730646
View directory record Official record
Conditions
Smoking Prevention
Interventions
Health effects, Tobacco industry manipulation, Secondhand smoke, Mentral health, Social acceptability, Control
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
18 Years to 25 Years
Enrollment
1,541 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 21, 2026, 2:42 AM EDT
Recruiting Not applicable Interventional

Targeted Artificial Intelligence Language mOdel Recommendations for Heart Failure (TAILOR-HF)

NCT07337577
View directory record Official record
Conditions
Heart Failure
Interventions
LLM-GDMT Clinical Decision Support Tool
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Enhancing Capacity in Churches to Implement PA Programs

NCT05473871
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Faith in Action++
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
560 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Phase 2 Interventional Results available

Blood Pressure Lowering in Dialysis (BOLD) Trial

NCT03459807
View directory record Official record
Conditions
Blood Pressure, End Stage Renal Disease on Dialysis (Diagnosis), Chronic Kidney Diseases, Chronic Kidney Disease Stage 5
Interventions
Anti-Hypertensive medications, Dry Weight Adjustment
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
2
States / cities
San Francisco, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 3, 2023 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Extended Facebook Intervention for Young Sexual and Gender Minority Smokers

NCT03553992
View directory record Official record
Conditions
Tobacco Use, Smoking, Tobacco Dependence, Tobacco Use Disorder, Tobacco Use Cessation, Tobacco Smoking, Smoking Cessation, Smoking, Cigarette, Smoking, Tobacco
Interventions
POP-6:, TSP-6:
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 25 Years
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rural Tailored COVID-19 Communication to Promote SARS-CoV-2 Antibody Testing in Saliva

NCT06085547
View directory record Official record
Conditions
SARS-CoV2 Infection
Interventions
General SARS-CoV-2 Communication, Rural-Targeted SARS-CoV-2 Communication
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 17, 2025 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pragmatic Trial of Two Strategies for Implementing an Effective eHealth HIV Prevention Program (Keep It Up! 3.0)

NCT03896776
View directory record Official record
Conditions
HIV/AIDS, Gonorrhea, Chlamydia
Interventions
Keep It Up! 3.0
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 34 Years · Male only
Enrollment
2,125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 7, 2023 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Computer Assisted Family Intervention to Treat Self-Harm Disparities in Latinas and Sexual/Gender Minority Youth

NCT03709472
View directory record Official record
Conditions
Self Harm, Depression, Emotion Dysregulation, Suicidal Ideation, Family Relations
Interventions
Computer Assisted CIFFTA, Behavioral: Traditional face-to-face treatment-no technology
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
11 Years to 18 Years
Enrollment
172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated Nov 5, 2024 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Promoting Lifestyle Change Via Tailored mHealth Feedback to Improve Health

NCT03367936
View directory record Official record
Conditions
Overweight and Obesity
Interventions
One-on-one Session, Self-monitoring, Feedback
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
502 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2025 · Synced Oct 21, 2026, 2:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mobile Health and COVID-19

NCT05074693
View directory record Official record
Conditions
Anxiety Depression
Interventions
EASE app, INSIGHT (Control) App
Other
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
822 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
Oklahoma City, Oklahoma • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 21, 2026, 2:42 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Addressing COVID-19 Vaccine Hesitancy With Muliti-Level Interventions in Appalachia

NCT06505993
View directory record Official record
Conditions
COVID-19, Vaccine Hesitancy
Interventions
Health Communication, Health Communication + Structural
Behavioral
Lead sponsor
Marc Kiviniemi
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Hazard, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 21, 2026, 2:42 AM EDT