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ClinicalTrials.gov public records Last synced Oct 22, 2026, 2:13 PM EDT

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Showing 385–408 of 635 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: No message Clear all
Completed Not applicable Interventional

Text Messaging Adherence to Stimulant Medication

NCT01967485
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Text- Messaging, Treatment as usual
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 23, 2017 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

Pragmatic Trial of Messaging to Providers About Treatment of Heart Failure

NCT04514458
View directory record Official record
Conditions
Heart Failure With Reduced Ejection Fraction
Interventions
Best practice alert for the notification of patient HFrEF and recommended evidence-based therapies (NO drugs are being administered in this trial)
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
1,410 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Oct 22, 2026, 2:13 PM 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 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Evaluation of Text Message Engagement Support of Mindfulness Smartphone Applications

NCT03633682
View directory record Official record
Conditions
Depression, Anxiety
Interventions
Headspace - Meditation and Mindfulness App, Stop, Breathe, & Think - Meditation and Mindfulness App
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 2, 2021 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Pre-visit Digital Messaging Improves Patient Reported Outcome Measure Participation Prior to the Orthopedic Ambulatory Visit

NCT04983641
View directory record Official record
Conditions
Orthopedic Disorder
Interventions
Pre-Visit Messages
Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
291 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 30, 2021 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

College Student Stress: Transitions Over Time

NCT06583096
View directory record Official record
Conditions
Depressive Symptoms
Interventions
Surveys, Supportive Text messages, Personalized Feedback (PF) Report
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
17 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Incentives for Influenza Vaccination

NCT06300242
View directory record Official record
Conditions
Influenza Vaccination
Interventions
Reminders, Financial Incentive, Placebo
Behavioral · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
69,972 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Martinez, California
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Responses to Information on Treatments for Depression

NCT04639765
View directory record Official record
Conditions
Depressive Symptoms
Interventions
CBT without Personalization, CBT with Personalization, ADM without Personalization, ADM with Personalization, Combined Treatment without Personalization, Combined Treatment with Personalization
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 5, 2021 · Synced Oct 22, 2026, 2:13 PM EDT
Active, not recruiting Not applicable Interventional

Promoting Preconception Care and Diabetes Self-Management Among Reproductive-Aged Women With Diabetes

NCT04976881
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Electronic Health Record, Primary Health Care, Reproductive Behavior
Interventions
Medication Reconciliation (MedRec) Tool, Provider Alert and Decision Support, PREPSheet, Text Messaging
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
840 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Family Safety Net - Aim 3: Randomized Control Trial

NCT05657119
View directory record Official record
Conditions
Suicide, Accidental Injuries, Firearm Injury
Interventions
MI FSN - Lethal Means Reduction, Scripted FSN - Lethal Means Reduction, General Firearm Safety Intervention - General Firearm Safety, General Firearm Comparison - General Firearm Safety
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Kotzebue, Alaska
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Tick App: Changing Behaviors With Educational Messaging

NCT06880692
View directory record Official record
Conditions
Tick Bites
Interventions
Educational Materials delivered via the Tick App
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
40,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
4
States / cities
Urbana, Illinois • East Lansing, Michigan • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Recruiting Not applicable Interventional

Family Intervention for Black Teens With Type 1 Diabetes

NCT06275412
View directory record Official record
Conditions
Type 1 Diabetes, Family Relations
Interventions
The 3Ms 2.0 Intervention, Educational Attention Control (EAC)
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
10 Years to 14 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Detroit, Michigan • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Intern Health Study 2025

NCT07052357
View directory record Official record
Conditions
Depression - Major Depressive Disorder, Mood, Sleep, Physical Activity
Interventions
Intern Health Study behavioral change mobile notification
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Twilio Well-Child Visit Pilot Open Trial

NCT05189080
View directory record Official record
Conditions
Child Health, Text Messaging
Interventions
Text message reminders, Interviews, Survey
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 6, 2022 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Well-Child Visit Trial

NCT05086237
View directory record Official record
Conditions
Child Health, Text Messaging
Interventions
Text message reminders
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
739 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 30, 2022 · Synced Oct 22, 2026, 2:13 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Testing Responses of Young Adults to Intervention Messages for Promoting Physical Activity Trial

NCT05794178
View directory record Official record
Conditions
Physical Inactivity, Weight Gain
Interventions
Education, Activity tracker, Text messaging (random timing and selection), Text messaging (precision dosing)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 29 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
2
States / cities
Ann Arbor, Michigan • University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The PRIME-CRC Trial to Promote CRC Screening in Rural Communities

NCT04313114
View directory record Official record
Conditions
Colorectal Cancer
Interventions
health literacy appropriate education and demonstration, shared decision making, automated call reminders or automated texts
Behavioral
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
45 Years to 75 Years
Enrollment
804 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
3
States / cities
Bastrop, Louisiana • Marion, Louisiana • Saint Joseph, Louisiana
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ecological Momentary Determinants of Sedentary Behavior

NCT03399916
View directory record Official record
Conditions
Sedentary Behavior
Interventions
Prompt sent
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 31, 2019 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Novel Mobile Device Application to Improve Adherence

NCT02904278
View directory record Official record
Conditions
Pediatric Heart Transplant Recipients, Pediatric Cardiac Transplantation, Pediatric Heart Transplantation
Interventions
Teen Pocket PATH® Mobile Application, Control Group: Standard of Care
Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
11 Years to 17 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
8
States / cities
Atlanta, Georgia • Boston, Massachusetts • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Optimizing Resilience and Coping in HIV Via Internet Delivery

NCT01997008
View directory record Official record
Conditions
HIV Disease, Depression, Affect, Psychological Stress
Interventions
Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 1, 2020 · Synced Oct 22, 2026, 2:13 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Initiative for Chinese Sex Workers to Promote Wellbeing and Improve HIV Prevention by Reducing intersEctional Stigma

NCT07103525
View directory record Official record
Conditions
HIV Prevention, Wellbeing
Interventions
INSPIRE Initiative, Standard of Care
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 22, 2026, 2:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PROmotion of COVID-19 BOOSTer VA(X)Ccination in the Emergency Department - PROBOOSTVAXED

NCT06156215
View directory record Official record
Conditions
COVID-19
Interventions
Vaccine Messaging, Vaccine Acceptance Question
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
919 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
7
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 12, 2025 · Synced Oct 22, 2026, 2:13 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

An Augmented Reality Videogame for Alcohol Use Prevention and Harm Reduction in Teens

NCT04351958
View directory record Official record
Conditions
Alcohol Prevention, Harm Reduction
Interventions
Experimental: Augmented Reality ("No Time Wasted")
Behavioral
Lead sponsor
Yale University
Other
Eligibility
16 Years to 18 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 22, 2026, 2:13 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

College Student Daily Life and Alcohol Use Study

NCT06365125
View directory record Official record
Conditions
Drinking, College, Drinking Heavy
Interventions
eCHECKUP TO GO, Text messaging boosters
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years to 30 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 22, 2025 · Synced Oct 22, 2026, 2:13 PM EDT