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ClinicalTrials.gov public records Last synced Oct 17, 2026, 5:35 PM EDT

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Showing 49–72 of 2,398 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Text Messages Clear all
Completed Not applicable Interventional Results available

Examining Feasibility, Acceptability, and Sustainability of a Novel Personalized Smartphone Intervention for Suicide - Open Trial

NCT05180383
View directory record Official record
Conditions
Suicide and Self-harm, Suicide, Suicide, Attempted, Suicidal Ideation
Interventions
Mobile Application to Prevent Suicide (MAPS)
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Community Developed Technology-Based Messaging to Increase COVID-19 Vaccine Uptake Among People Who Inject Drugs

NCT04924803
View directory record Official record
Conditions
Covid19
Interventions
No video, Video Text
Behavioral
Lead sponsor
NDRI-USA, Inc.
Other
Eligibility
18 Years and older
Enrollment
545 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 21, 2025 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Increasing Treatment for Obesity Among Underserved Populations

NCT05666323
View directory record Official record
Conditions
Obesity
Interventions
Single Text Messaging (TM1), Patient Navigation (PN), Multiple Text Messaging (TM+)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Using a Patient-Centered mHealth Intervention to Improve Adherence to Oral Anticancer Medications

NCT02833246
View directory record Official record
Conditions
Sarcoma, Lung, Solid Tumor Gastrointestinal
Interventions
SMS/MMS text messaging, usual care
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Results available

Integrating Use of Self-Affirmation Content Into a Mobile App to Promote Quit Attempts With Text-Based Smoking Cessation Intervention Messaging

NCT03027466
View directory record Official record
Conditions
Number of Quit Attempts
Interventions
Self-affirmation induction
Behavioral
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
7,899 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 23, 2021 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Interventions to Help More Low-income Smokers Quit

NCT04311983
View directory record Official record
Conditions
Tobacco Use Cessation, Smoking Behaviors, Health Disparity
Interventions
Tobacco Quitline, Smoke Free Home
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
21 Years and older
Enrollment
1,973 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 10, 2024 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Smartphone Intervention for Relational and Mental Well Being

NCT04629755
View directory record Official record
Conditions
Depression, Loneliness, Relation, Interpersonal, Covid19
Interventions
Intervention
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
1,765 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Oct 17, 2026, 5:35 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Longitudinal Analysis of Gait Variability to Predict Falls in Parkinson's Disease

NCT04339543
View directory record Official record
Conditions
Parkinson Disease, Healthy Aging
Interventions
Cognitive dual-task walking
Other
Lead sponsor
University of Nebraska
Other
Eligibility
60 Years to 90 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 5, 2024 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Text-based Reduction Intervention for Smokeless Tobacco Cessation- Pilot Study

NCT06637358
View directory record Official record
Conditions
Smokeless Tobacco Cessation
Interventions
Extended Scheduled Gradual Reduction (SGR), Quit Coach
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Web-Delivered Interventions for Blood Sugar Control for Individuals With Type 2 Diabetes

NCT02676648
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Multicomponent online program, Breath meter, Text messages, Diet-appropriate foods and cookbooks
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 9, 2021 · Synced Oct 17, 2026, 5:35 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 3, 2018 · Synced Oct 17, 2026, 5:35 PM EDT
Withdrawn Not applicable Interventional

Prenatal Breastfeeding Education

NCT04549129
View directory record Official record
Conditions
Breast Feeding
Interventions
Breastfeeding education video, Breastfeeding website, Usual breastfeed education
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Quincy, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 30, 2023 · Synced Oct 17, 2026, 5:35 PM EDT
Active, not recruiting Not applicable Interventional

Eliminating Severe Maternal Morbidity With Heart Health Doulas Trial

NCT05655936
View directory record Official record
Conditions
Preeclampsia, Hypertensive Disorder of Pregnancy, Toxemia, Pregnancy Complications, Hypertension, Pregnancy-Induced, Hypertension, Obesity, Overweight, Nutrition Disorders, Vascular Diseases, Cardiovascular Diseases, Pre-Eclampsia, Eclampsia, Gestational Hypertension
Interventions
Heart Health Doula Intervention Program, Usual Care
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional

Expanding Exercise Programming for Veterans Through Telehealth

NCT05666167
View directory record Official record
Conditions
Arthritis
Interventions
Group Telehealth Exercise Sessions with text messaging plus booster sessions
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional

Reaching Calm: A Digital Intervention to Prevent Perinatal Anxiety Disorders

NCT07458698
View directory record Official record
Conditions
Perinatal Anxiety, Anxiety Sensitivity, Perinatal Depression
Interventions
Digital mental health intervention
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Leominster, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

UCLA Health Patient Health Maintenance Text Reminder July 2023

NCT05979987
View directory record Official record
Conditions
Health Maintenance, Diabetes, Cancer
Interventions
Reminder of preventive care measures, Persuasion via anecdote, Persuasion via anecdote without link, Persuasion via research
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
6,894 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Oct 17, 2026, 5:35 PM EDT
Enrolling by invitation Not applicable Interventional

Penn Family Screening for Familial Hypercholesterolemia

NCT05750667
View directory record Official record
Conditions
Familial Hypercholesterolemia
Interventions
Cascade screening
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 2 Interventional

Implementation Intentions for Weight Loss and Dietary Change in College Students With Overweight and Obesity

NCT04105309
View directory record Official record
Conditions
Obesity
Interventions
Implementation Intentions, Fluency Training, Text Messages, Goal Intentions
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 30, 2019 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Flu Shot Pre-visit Questionnaire

NCT05508698
View directory record Official record
Conditions
Influenza
Interventions
Precommitment Nudge, Salience
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
230,962 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 17, 2026, 5:35 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 31, 2024 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Family Intervention to Prevent Childhood Obesity

NCT05606731
View directory record Official record
Conditions
Childhood Obesity
Interventions
Family-Based Childhood Obesity Intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
2 Years and older
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

End Nicotine Dependence Clinic

NCT03290430
View directory record Official record
Conditions
Smoking Cessation
Interventions
Group Counseling, Individual Counseling, Phone Counseling, Video Counseling, Texting support, Nicotine Replacement Therapy
Behavioral · Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional

Informing Low-acuity Emergency Department Patients of Non-emergent Resources (2)

NCT07185828
View directory record Official record
Conditions
Emergency Service, Hospital, Behavior Change Interventions
Interventions
Contact your PCP, Use Intelligent Triage
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
8,286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Enlighten: An Adaptive Technology Weight Loss Intervention

NCT01855932
View directory record Official record
Conditions
Obesity, Weight Loss
Interventions
Technology Supported
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 24, 2013 · Synced Oct 17, 2026, 5:35 PM EDT