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ClinicalTrials.gov public records Last synced Oct 20, 2026, 2:21 PM EDT

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Showing 121–144 of 633 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: No Messaging Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

eTest: Real-time, Remote Monitoring System for Home-based HIV Testing Among High-risk Men Who Have Sex With Men

NCT03654690
View directory record Official record
Conditions
HIV Infections
Interventions
HIV self-test, Counseling
Diagnostic Test · Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Male only
Enrollment
811 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Ecological Momentary Intervention of Implementation Intentions Delivered by Text Message to Reduce Cigarette Smoking

NCT04967885
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Ecological Momentary Implementation Intentions Intervention (EMI-II)
Behavioral
Lead sponsor
Trustees of Dartmouth College
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 24, 2023 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional

HPV Centralized R/R RCT #2 - New York State

NCT03294551
View directory record Official record
Conditions
Vaccines
Interventions
HPV Vaccine Reminder Recall - Autodialer, HPV Vaccine Reminder Recall - Texting
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
11 Years to 14 Years
Enrollment
37,003 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced Oct 20, 2026, 2:21 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Feasibility and Preliminary Efficacy of the Mindful-Healthy Family Intervention With Rural Families

NCT05324969
View directory record Official record
Conditions
Overweight and Obesity
Interventions
MM-based MI, healthy education
Behavioral · Other
Lead sponsor
Michigan State University
Other
Eligibility
3 Years to 11 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional

A Text Message Intervention to Promote Health Behaviors in Cardiac Risk Conditions

NCT04382521
View directory record Official record
Conditions
Hyperlipemia, Hypertension, Type2 Diabetes
Interventions
Text Message Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 28, 2023 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Mobile Phone Based Pilot Intervention to Prevent Obesity in Latino Preschool Children

NCT04261985
View directory record Official record
Conditions
Childhood Obesity, Parenting, Mobile Phone Use
Interventions
healthy weight behaviors supported by web-based mobile phone application
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
2 Years and older
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 20, 2026, 2:21 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Family Matters Intervention

NCT02669797
View directory record Official record
Conditions
Childhood Obesity, Cardiovascular Disease Prevention
Interventions
In-home Visits and Food Preparation Activities, Ecological Momentary Intervention, Feedback on Video-recorded Family Meals, Maintenance
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
5 Years to 10 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
2
States / cities
Aurora, Colorado • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 20, 2026, 2:21 PM EDT
Completed No phase listed Observational

Improving Gap Closure Rates Using a Predictive Model

NCT04806984
View directory record Official record
Conditions
Communication, Appointments and Schedules
Interventions
Participant outreach
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
3 Years and older
Enrollment
34,896 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 28, 2023 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

IText For ICOUGH: Improving Ambulation of Surgical Patients Through Text Messaging

NCT03834428
View directory record Official record
Conditions
Ambulation Difficulty
Interventions
Text Message Intervention, ICOUGH protocol
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
37 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 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional

Text Messaging to Improve Adherence to Oral Chemotherapy Agents

NCT01889511
View directory record Official record
Conditions
Cancer
Interventions
Intervention group - texts
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
21 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
6
States / cities
New Haven, Connecticut • Flint, Michigan • Jackson, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2015 · Synced Oct 20, 2026, 2:21 PM EDT
Withdrawn Not applicable Interventional

The Impact of Mobile Technology on Clinical Outcomes in Children and Adolescents With Type 1 Diabetes

NCT02619487
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
text message to parent only, text message to parent and adolescent
Other
Lead sponsor
University of Louisville
Other
Eligibility
8 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Dec 17, 2018 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing Donor Designation Rates in Teenagers: Effectiveness of a Driver's Education Intervention

NCT03013816
View directory record Official record
Conditions
Organ Donor Registration, Organ Donation Education
Interventions
Organ Donation Education: Testimonial Messaging, Organ Donation Education: Informational Messaging, Organ Donation Education: Blended Messaging
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
Not listed
Enrollment
611 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 28, 2019 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Preventing Posttraumatic Osteoarthritis With Physical Activity Promotion

NCT04906499
View directory record Official record
Conditions
Anterior Cruciate Ligament Injuries, Exercise, Cartilage, Articular, Knee Injuries, Osteoarthritis, Osteoarthritis, Knee, Arthritis, Joint Diseases
Interventions
Physical Activity Promotion
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 29, 2024 · Synced Oct 20, 2026, 2:21 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Investigating the Effectiveness of a Seasonal Influenza Vaccination Promotion Campaign for Members of a Non-Profit, Community-Based Health Insurance Plan: 2018-2019

NCT03700281
View directory record Official record
Conditions
Influenza, Vaccination
Interventions
Messaging, Incentive
Behavioral
Lead sponsor
The University of Texas Health Science Center at Tyler
Other
Eligibility
18 Years and older
Enrollment
22,584 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Marketing Fall Prevention Classes to Older Adults in Faith-Based Congregations

NCT00542360
View directory record Official record
Conditions
Accidental Falls
Interventions
Marketing program to motivate exercise class participation
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
60 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
2
States / cities
Denver, Colorado • Grand Junction, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 3, 2018 · Synced Oct 20, 2026, 2:21 PM EDT
Terminated Phase 4 Interventional Results available

Addressing Cognitive Fog in Long-COVID-19 Patients

NCT05597722
View directory record Official record
Conditions
Cognitive Impairment, Long COVID
Interventions
Digital cognitive behavioral intervention-RxWell, Amphetamine-Dextroamphetamine
Behavioral · Drug
Lead sponsor
Eva Szigethy
Other
Eligibility
21 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 22, 2024 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Caregiver Outcomes of Alzheimer's Disease Screening

NCT03300180
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Collaborative Dementia Care Program, Screening Only
Behavioral · Other
Lead sponsor
Indiana University
Other
Eligibility
65 Years and older
Enrollment
1,822 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 2, 2025 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Flu Vaccine Reminders (5)

NCT05525494
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Text Fixed R/R Messages with Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Pre-Commitment Prompt with Tailored R/R Messages with Direct Appointment Schedule Link, Portal Fixed R/R Messages with Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
262,085 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 7, 2024 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional Results available

Medication Adherence Patterns in Rheumatic Diseases: A Behavioral Trial

NCT04776161
View directory record Official record
Conditions
Rheumatic Diseases, Gout, Adherence, Medication, Lupus Erythematosus, Systemic
Interventions
Cue-Reward Intervention, Cue-Reward Intervention with possible intensification
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional

mDiet: A Text Message Intervention for Weight Loss

NCT01171586
View directory record Official record
Conditions
Overweight, Weight Loss
Interventions
mDiet
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 60 Years
Enrollment
318 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 5, 2014 · Synced Oct 20, 2026, 2:21 PM EDT
Recruiting Not applicable Interventional

COordiNated CommuNication, Education, and Care Transitions After Acute Kidney Injury (CONNECT-AKI)

NCT07626268
View directory record Official record
Conditions
Acute Kidney Injury, Acute Kidney Injury (AKI)
Interventions
AKI Discharge Summary Template, Chat-Based Educational Messaging Program
Behavioral
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Glen Oaks, New York • Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 20, 2026, 2:21 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Optimizing the Scalability of Evidence-Based Behavioral Sleep Medicine Practices With a Digital Health Platform

NCT04366284
View directory record Official record
Conditions
Implementation; Digital Health, Chronic Insomnia
Interventions
No Facilitation Support, External Facilitation Support, External and Internal Facilitation Support
Other
Lead sponsor
Noctem, LLC
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Oct 20, 2026, 2:21 PM EDT
Completed Not applicable Interventional

Implementing Group Battlefield Acupuncture in CCRCs for the Treatment of Chronic Lower Back Pain

NCT06128538
View directory record Official record
Conditions
Pain, Back
Interventions
Auricular acupuncture, Visual Analog Scale for Pain, Roland-Morris Disability Questionnaire
Device · Behavioral
Lead sponsor
Korey Kennelty
Other
Eligibility
18 Years to 115 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Oct 20, 2026, 2:21 PM EDT
Active, not recruiting Not applicable Interventional

Weight Management and Health Behavior Intervention in Lowering Cancer Risk for BRCA Positive and Lynch Syndrome Families

NCT04125914
View directory record Official record
Conditions
Hereditary Breast Carcinoma, Hereditary Ovarian Carcinoma, Lynch Syndrome
Interventions
Behavioral Dietary Intervention, E-mail, Exercise Intervention, Health Promotion and Education, Internet-Based Intervention, Questionnaire Administration, Telephone-Based Intervention
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
384 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 20, 2026, 2:21 PM EDT