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ClinicalTrials.gov public records Last synced Oct 23, 2026, 7:10 PM EDT

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Showing 193–216 of 458 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Efficacy Message Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Physical and Social Environmental Influence on Children's Exercise: Preparation (Pre-PLACE)

NCT03087123
View directory record Official record
Conditions
Physical Activity
Interventions
P-Mobile App
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
6 Years to 10 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 28, 2022 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional

Occupational Therapy Instructmental Activities of Daily Living and Psychosocial Modules Program for Stroke Survivors

NCT07776392
View directory record Official record
Conditions
Stroke
Interventions
One group received the psychosocial intervention, while the other group engaged in IADL interventions.
Behavioral
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 99 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Hashtag HPV: HPV Vaccine Twitter Education Program

NCT05204030
View directory record Official record
Conditions
Human Papilloma Virus, Vaccine-Preventable Diseases
Interventions
HPV Twitter Education Program - Narrative, HPV Twitter Education Program - Non-Narrative
Other
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Colorado LEAP Study: A Socioecological Approach to Obesity Prevention in Early Childhood

NCT01937481
View directory record Official record
Conditions
Childhood Obesity
Interventions
The Food Friends
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
4 Years to 7 Years
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2017
U.S. locations
6
States / cities
Brush, Colorado • Buena Vista, Colorado • Iliff, Colorado + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2018 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional

TEXT4HF: A Randomized Controlled Trial of a Tailored Text Messaging Intervention to Improve Self-Care in Older Adult Patients With Heart Failure

NCT06473532
View directory record Official record
Conditions
Heart Failure
Interventions
TEXT4HF
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
50 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of a Risk Reduction Program in Preventing the Transmission of HIV and Sexually Transmitted Diseases in African-American Couples

NCT00644163
View directory record Official record
Conditions
HIV Infections, Sexually Transmitted Disease
Interventions
Eban HIV/STD Risk Reduction Intervention, Eban Health Promotion Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,070 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
4
States / cities
Los Angeles, California • Atlanta, Georgia • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2014 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Peer Mentor Texting

NCT07380061
View directory record Official record
Conditions
Perinatal Depression, Perinatal Anxiety, Parenting Stress
Interventions
Peer mentor texting, Control
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
Not listed
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 2, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Non-integrated Costs Increase Effectiveness of Incentives

NCT03507231
View directory record Official record
Conditions
Control - No Incentive for Flu Vaccine, Direct Incentive, Indirect Incentive
Interventions
Email Message, Incentive for Vaccination, Incentive for completing a short survey
Behavioral
Lead sponsor
Carnegie Mellon University
Other
Eligibility
18 Years to 100 Years
Enrollment
12,531 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrating Primary & Secondary Interventions for Cervical Cancer Prevention in Primary Care Settings

NCT03033550
View directory record Official record
Conditions
HPV-Related Carcinoma
Interventions
brief negotiated mobile application
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
9 Years to 17 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 9, 2018 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional

"A Randomized, Controlled, Evaluator-blinded Pilot Study to Evaluate the Effect of Automated Text Message Reminders on Patient Compliance With Topical Medications and Its Efficacy on Skin Disease Control in Adolescents and Adults With Mild to Moderate Acne"

NCT01082523
View directory record Official record
Conditions
Acne, Patient Compliance
Interventions
Text message reminders
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
12 Years to 30 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2019 · Synced Oct 23, 2026, 7:10 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Assessing the Impact of myHealth Rewards Program-related Communications on Enrollment: Replication

NCT04289623
View directory record Official record
Conditions
Health Promotion, Wellness Program
Interventions
Email, Loss frame, Testimonial (medical expert), Testimonial (rank-and-file), Social norms (percentage), Social norms (number)
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
13,546 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 9, 2021 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Vaccine Message Medium on Intentions to Vaccinate in College Students

NCT07861087
View directory record Official record
Conditions
COVID-19 Vaccination
Interventions
COVID-19 Video, COVID-19 Words, COVID-19 Poster
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
1,064 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
State College, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional

Population Versus Practice-based Interventions to Increase Immunizations

NCT01296906
View directory record Official record
Conditions
Health Services Research, Comparative Effectiveness, Immunization
Interventions
Recall conducted by private practices, Recall conducted centrally by local health department
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
19 Months and older
Enrollment
31,567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 21, 2013 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Results available

Mental Health Among Patients, Providers, and Staff During the COVID-19 Era

NCT04700137
View directory record Official record
Conditions
Covid19, Mental Health
Interventions
Caring Contacts Plus Introductory Phone Call (CC+), Caring Contacts without an introductory phone call (CC)
Other
Lead sponsor
St. Luke's Health System, Boise, Idaho
Other
Eligibility
12 Years and older
Enrollment
666 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boise, Idaho
Source: ClinicalTrials.gov public record
Updated Jan 25, 2024 · Synced Oct 23, 2026, 7:10 PM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

PREVENT HPV -Related Cancers Trial

NCT07217145
View directory record Official record
Conditions
HPV Vaccination, Uptake Vaccination, Series Completion
Interventions
PREVENT
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
1,455 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Recruiting Not applicable Interventional

E-cigarettes for Harm Reduction Among Smokers With Serious Mental Illness

NCT05815199
View directory record Official record
Conditions
Cigarette Smoking
Interventions
E-cigarette (EC), Nicotine Replacement Therapy (NRT), Harm-Reduction Counseling, Ecological Momentary Intervention (EMI) Text Messaging
Other · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Share Health Study: Teen Social Connections and Health

NCT02791971
View directory record Official record
Conditions
Contraception
Interventions
SpeakOut, Alcohol Control Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
15 Years to 19 Years · Female only
Enrollment
207 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Davis, California • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2018 · Synced Oct 23, 2026, 7:10 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Study of Using Social Networks to Encourage Three Peers to Complete Screening for Colorectal Cancer

NCT05793593
View directory record Official record
Conditions
Colon Cancer Screening
Interventions
FITx3 intervention and CRC education, Colorectal Cancer (CRC) education alone
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional

Examining the Effectiveness of the myPlan App to Prevent Dating Violence With Adolescents

NCT04564261
View directory record Official record
Conditions
Intimate Partner Violence
Interventions
Personalized Healthy Relationship and Safety Planning Tool, Usual Care Teen Relationship and Health Website
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
15 Years to 17 Years
Enrollment
617 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Baltimore, Maryland • Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 2, 2022 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Phase 4 Interventional Results available

Evaluation of National Cancer Institute (NCI) Smoking Intervention Resources

NCT01342523
View directory record Official record
Conditions
Smoking Cessation, Smoking, Nicotine Dependence
Interventions
CIS - telephone cessation quitline counseling, Lozenge - nicotine mini-lozenges, Emails - Brief smoking prevention messages, Full website - standard smokefree.gov website content, Lite website - lite version of smokefree.gov, Full mailed booklet - NCI's detailed 36-page quit guide, brief mailed booklet - smaller version of NCI's booklet
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,034 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 14, 2015 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional

Comparing the Effectiveness of Different Appointment Reminder Methods

NCT06767423
View directory record Official record
Conditions
Appointment Reminders
Interventions
Text Message + Automated Caller (Intervention)
Behavioral
Lead sponsor
M. Kit Delgado, MD
Other
Eligibility
18 Years and older
Enrollment
32,925 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Oct 23, 2026, 7:10 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Eatwell Clinical Trial (R01)

NCT07225881
View directory record Official record
Conditions
Cancer Prevention, Dietary Guidelines
Interventions
Eatwell, Nutrition Education Control Group
Behavioral · Other
Lead sponsor
Drexel University
Other
Eligibility
18 Years and older
Enrollment
472 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 23, 2026, 7:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Examining the Effectiveness of Cognitive Training

NCT04344028
View directory record Official record
Conditions
Cognitive Change
Interventions
True Cognitive Training Program, Control Cognitive Training Program, Positive Expectation Induction, Negative Expectation Induction
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
287 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Irvine, California • Riverside, California • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 6, 2025 · Synced Oct 23, 2026, 7:10 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Multicomponent Physical Activity Intervention for the Reduction of Psychosocial Distress in Cancer Patients

NCT05056831
View directory record Official record
Conditions
Anxiety Disorder, Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Behavioral Intervention, Best Practice, Informational Intervention, Quality-of-Life Assessment, Questionnaire Administration
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Oct 23, 2026, 7:10 PM EDT