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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Targeted text messages Clear all
Completed Not applicable Interventional Results available

Personalized Text Messages to Improve Antiretroviral Treatment (ART) Adherence in HIV+ Methamphetamine Users

NCT01317277
View directory record Official record
Conditions
HIV, AIDS
Interventions
individualized Texting for Adherence Building (iTAB), Psychoeducation
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2021 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mother's Milk Messaging: Evaluation of a Bilingual Application (APP) to Support Initiation and Exclusive Breastfeeding in New Mothers

NCT02958475
View directory record Official record
Conditions
Breastfeeding
Interventions
Social Support Group (Facebook), Breastfeeding messages, Injury Prevention Messages
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
346 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 25, 2021 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Results available

Computer-delivered Screening & Brief Intervention for Marijuana Use in Pregnancy

NCT02191605
View directory record Official record
Conditions
Marijuana Use, Pregnancy
Interventions
eSBIRT, Tailored texting
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 2, 2018 · Synced Sep 19, 2026, 9:30 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Telephone All Nations Breath of Life

NCT04764175
View directory record Official record
Conditions
Smoking Cessation
Interventions
Telephone All Nations Breath of Life, Comparison Program
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 19, 2026, 9:30 PM 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 8, 2024 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Parent-targeted Mobile Phone Based Intervention to Increase Physical Activity in Children (P-Mobile)

NCT01551108
View directory record Official record
Conditions
Physical Activity
Interventions
Intervention: limited behavioral strategies, Intervention: advanced behavioral strategies
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
6 Years to 10 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated May 2, 2016 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The United States Healthy Living Study

NCT03867409
View directory record Official record
Conditions
Colo-rectal Cancer
Interventions
message delivered via virtual technology
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 73 Years
Enrollment
2,105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 12, 2025 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Balance Targeted Exercises for Individuals With MS

NCT06159361
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Balance targeted exercises
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 30, 2025 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gender- and Culturally-Sensitive Weight Loss Intervention for Hispanic Males

NCT02783521
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Counseling sessions, Wait List Control
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 64 Years · Male only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 31, 2017 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Web-based Lifestyle Trial Among Men With Prostate Cancer: Prostate 8

NCT02470936
View directory record Official record
Conditions
Prostate Cancer
Interventions
Lifestyle intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Safer Use of Antipsychotics in Youth

NCT03448575
View directory record Official record
Conditions
Child Behavior Disorders
Interventions
Control - Provider Medication Alert Only, Intervention - Alert + CAP Review AND Enhanced BH Access
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
3 Years to 17 Years
Enrollment
733 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
4
States / cities
Aurora, Colorado • Columbus, Ohio • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Random Assignment of Intervention Messages for Developing Personalized Decision Rules to Promote Physical Activity

NCT03907683
View directory record Official record
Conditions
Cardiovascular Risk Factor
Interventions
Short Message with Text and Optional Image
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 29 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2022 · Synced Sep 19, 2026, 9:30 PM EDT
Recruiting Not applicable Interventional

ReMARK: Addressing Disparities in Rural HPV-related Cancer Prevention

NCT06535139
View directory record Official record
Conditions
Papillomavirus Vaccines
Interventions
Brief training, Parent-targeted motivational aids, Healthcare access
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
8 Years to 99 Years
Enrollment
4,630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Results available

Reducing Metabolic Syndrome Among Breast Cancer Survivors

NCT03719677
View directory record Official record
Conditions
Breast Cancer
Interventions
Habit development intervention
Behavioral
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
40 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Reducing Sedentary Behavior to Improve Sleep: an Ancillary Study to the RESET BP Clinical Trial

NCT03946228
View directory record Official record
Conditions
Sleep, Obstructive Sleep Apnea, Insomnia
Interventions
Behavioral Intervention
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
21 Years to 65 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 6, 2023 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Online Intervention to Prevent Perinatal Depression and Promote Breastfeeding

NCT04128202
View directory record Official record
Conditions
Depression, Breastfeeding
Interventions
Sunnyside, Sunnyside Plus
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 25, 2021 · Synced Sep 19, 2026, 9:30 PM EDT
Terminated Not applicable Interventional Results available

Sit Less Program for Patients With Type 2 Diabetes

NCT06457802
View directory record Official record
Conditions
Type 2 Diabetes, Sedentary Behavior, Sedentary Time, Physical Activity
Interventions
Sit Less Program
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

FAMS Mobile Health Intervention for Diabetes Self-care Support

NCT02481596
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
REACH + FAMS, REACH, Helpline & A1c results
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
512 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 26, 2019 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Results available

A Pilot Feasibility Trial of a Tailored Intervention to Improve Adherence in Adolescents and Young Adults With Cancer

NCT05706610
View directory record Official record
Conditions
Cancer, Adherence, Medication
Interventions
Tailored Program, Feedback Program
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
15 Years to 24 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
3
States / cities
Cincinnati, Ohio • Memphis, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Adapting MHealth Technology to Improve Patient Activation

NCT04893590
View directory record Official record
Conditions
Spinal Cord Injuries, Stroke, Multiple Sclerosis
Interventions
Fatigue self-management SMS intervention
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Effectiveness of a CBT-based mHealth Intervention Targeting MOUD Retention, Adherence, and Opioid Use

NCT04808479
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
imFREE mCBT, mHealth ED
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Tarzana, California
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

American Indians STOp Smoking by Mobile Phone

NCT03168451
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Culturally Tailored Text Messages
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
18 Years and older
Enrollment
346 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Sep 19, 2026, 9:30 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Precision Assignment of Intervention Messages to Promote Physical Activity - Precision AIM

NCT04972279
View directory record Official record
Conditions
Cardiovascular Risk Factor
Interventions
Digital message (text + image)
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 29 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Sep 19, 2026, 9:30 PM EDT
Completed Not applicable Interventional Results available

Targeted Adherence Intervention to Reach Glycemic Control With Insulin Therapy for Patients With Diabetes

NCT02846779
View directory record Official record
Conditions
Diabetes
Interventions
Low intensity, Moderate intensity, High intensity
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 6, 2019 · Synced Sep 19, 2026, 9:30 PM EDT