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ClinicalTrials.gov public records Last synced Oct 21, 2026, 8:03 AM EDT

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Showing 1–24 of 203 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: SMS (Text messages) Clear all
Completed Not applicable Interventional Accepts healthy volunteers

The YourMove Study: Optimizing Individualized and Adaptive mHealth Interventions Via Control Systems Engineering Methods

NCT05598996
View directory record Official record
Conditions
Inactivity, Physical, Sedentary Behavior
Interventions
COT-Based Intervention
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
25 Years to 80 Years
Enrollment
386 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Serial SMS Reminders and an Opt-out Mailed FIT Kits to Improve Colorectal Screening Participation: A Single Center RCT

NCT03479645
View directory record Official record
Conditions
Bowel Cancer, Colon Cancer
Interventions
Serial text messages and mailed FIT kit
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years to 74 Years
Enrollment
440 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Oct 21, 2026, 8:03 AM EDT
Not listed Not applicable Interventional

A Text Messaging (SMS) Intervention to Improve Adherence to Stimulant Medication in Adults With ADHD in the Primary Care Setting

NCT04189575
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
SMS Intervention
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 26, 2022 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing Human Papillomavirus (HPV) Vaccine Uptake Via General Health Messaging

NCT03759236
View directory record Official record
Conditions
Human Papilloma Virus
Interventions
Health Messaging via SMS, CDC Health Pamphlets
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Results available

CommunityRx-Cardiovascular Disease

NCT06264726
View directory record Official record
Conditions
Cardiovascular Diseases, Self Efficacy
Interventions
HealtheRx
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
2 Years and older
Enrollment
308 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Rocky Mount, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed No phase listed Observational Results available

Post-op Crowd Sourcing Health Data Via Text-messaging

NCT03532256
View directory record Official record
Conditions
Orthopedic Surgery, Opioid Use, Acute Injuries Knee, Neurosurgery, Surgery
Interventions
Observation, Text to online survey, Bi-directional text script
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Results available

ARemind: A Personalized System to Remind for Adherence

NCT01229722
View directory record Official record
Conditions
Medication Adherence
Interventions
Beeper, ARemind
Device
Lead sponsor
Dimagi Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 20, 2019 · Synced Oct 21, 2026, 8:03 AM EDT
Active, not recruiting Not applicable Interventional

Adherence to Dyslipidemia Therapy: Harnessing Evidence From Randomized Evaluations in AtheroSclerotic CardioVascular Disease

NCT07522645
View directory record Official record
Conditions
ASCVD, Diabetes
Interventions
SMS (Initial Outreach), Secure Portal Message (Initial Outreach), Non-secure Email (Initial Outreach), SMS (Follow-up for Non-responders), Secure Portal Message (Follow-up for Non-responders), Non-secure Email (Follow-up for Non-responders)
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
22,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pleasant Hill, California
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional

Tobacco Cessation Care for Cancer Patients by Automated Interactive Outreach

NCT05829824
View directory record Official record
Conditions
Cancer, Tobacco Dependence, Tobacco Use Cessation
Interventions
CareConnect, AutoReach, Biospecimen samples
Behavioral · Other · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional

Healthy Eating, Physical Activity, and Glycemic Control in Young Children With T1D

NCT02343146
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Type One Training (TOT)
Behavioral
Lead sponsor
Randi Streisand
Other
Eligibility
21 Years to 99 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 2, 2019 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional

Addressing Tobacco Use Disparities Through an Innovative Mobile Phone Intervention

NCT02613689
View directory record Official record
Conditions
Smokeless Tobacco Cessation
Interventions
Scheduled Gradual Reduction (SGR), Text Messages
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 16, 2019 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

STI/HIV Intervention Behavioral Intervention Program

NCT04547413
View directory record Official record
Conditions
Sexually Transmitted Infections
Interventions
STI/HIV Intervention Behavioral Intervention Program
Behavioral
Lead sponsor
Madigan Army Medical Center
Federal
Eligibility
18 Years to 30 Years
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
Fayetteville, North Carolina • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 21, 2026, 8:03 AM EDT
Enrolling by invitation Not applicable Interventional

Implementation Strategies for Self-Measured Blood Pressure Monitoring in Racially and Ethnically Diverse Populations

NCT06871462
View directory record Official record
Conditions
Blood Pressure Monitoring, Home, Hypertension
Interventions
BP monitor use training and app training, Online patient portal enrollment and training, SMS reminders to take blood pressure, Education about self-management of hypertension, Educational text messages that encourage seeking support from a support person, Involvement of caregiver or support person, Group classes
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Results available

Technology Enhanced Community Health Nursing (TECH-N) Study

NCT01640379
View directory record Official record
Conditions
Pelvic Inflammatory Disease (PID)
Interventions
Technology Enhanced Community Health Nursing
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
13 Years to 25 Years · Female only
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 1, 2020 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Results available

Utilizing Text Messaging to Improve Vehicle Safety Among At-Risk Young Adults

NCT03833713
View directory record Official record
Conditions
Risk Reduction
Interventions
SMS Dialogue, SMS Assessments
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 25 Years
Enrollment
218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 21, 2026, 8:03 AM EDT
Active, not recruiting Not applicable Interventional

Enhancing Long-Term Smoking Abstinence Among Cervical Cancer Survivors (Project ACCESS)

NCT05645146
View directory record Official record
Conditions
Smoking Cessation, Cervical Cancer, High Grade Cervical Dysplasia
Interventions
Smoking Cessation treatment delivered by Tobacco Free Florida Quitline, Nicotine patch, Nicotine Lozenge, Motivation and Problem Solving (MAPS) intervention
Behavioral · Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Results available

Using Technology to Reduce Youth Substance Use

NCT04446910
View directory record Official record
Conditions
Drug Use
Interventions
SMS Text Messaging Plus, SMS Text Messaging
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

SMS Maama Project COVID-19

NCT04739462
View directory record Official record
Conditions
Pregnancy Complications, Birth Injuries
Interventions
mHealth Platform
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older · Female only
Enrollment
248 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional

Improving Adherence in Renal Dialysis Patients Through Electronic Interventions

NCT02970201
View directory record Official record
Conditions
Endstage Renal Disease
Interventions
EpxDialysis
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 11, 2018 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Phase 1 Interventional

Flexiquit+: Web Program to Promote Smoking Cessation in Sexual and Gender Minority Young Adult Smokers

NCT04194918
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Computer-Assisted Smoking Cessation Intervention, Text Message, Handout, Questionnaire Administration, Quality-of-Life Assessment, Survey Administration
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 30 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional Results available

Digital Mental Health Service for Non-Treatment Seeking Young Adults

NCT04948268
View directory record Official record
Conditions
Depression, Anxiety, Suicidal Ideation
Interventions
Adaptive messaging intervention, Non-personalized messaging intervention, Coaching, Psychoeducational links
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 25 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Completed Not applicable Interventional

Using Artificial Intelligence To Monitor Medication Adherence in Opioid Replacement Therapy

NCT02243670
View directory record Official record
Conditions
Opiate Addiction, Medication Non-adherence, Addiction, Opioid Dependence
Interventions
AiCure monitoring and intervention
Device
Lead sponsor
AiCure
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 12, 2017 · Synced Oct 21, 2026, 8:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Digital Intervention (ACT on Vaping App) for Vaping Cessation in Young Adult E-Cigarette Users

NCT06909500
View directory record Official record
Conditions
Nicotine Dependence, Tobacco-Related Carcinoma
Interventions
Smartphone app, Text Message, Survey Administration
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 30 Years
Enrollment
1,178 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 21, 2026, 8:03 AM EDT
Not listed Not applicable Interventional

An SMS Intervention to Improve Adherence to Stimulant Medications in Adults With ADHD

NCT04189536
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
SMS Intervention
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Oct 21, 2026, 8:03 AM EDT