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ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:27 AM EDT

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Showing 1417–1440 of 2,405 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Text Messages Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Text-based Interventions to Promote COVID-19 Vaccinations

NCT04800965
View directory record Official record
Conditions
Covid19, Vaccines
Interventions
Patient MyChart Scheduling Link, Patient Educational Video, Enhanced Follow through Message
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
200,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Promoting Flu Vaccination Through a Mobile Wellness Program

NCT02908893
View directory record Official record
Conditions
Not Condition-specific
Interventions
In-app and push notification mobile messages
Behavioral
Lead sponsor
Evidation Health
Industry
Eligibility
18 Years to 65 Years
Enrollment
50,286 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Santa Barbara, California
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Texting for Relapse Prevention

NCT02819349
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Texting for Relapse Prevention (T4RP)
Behavioral
Lead sponsor
Center for Innovative Public Health Research
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 20, 2020 · Synced Oct 23, 2026, 9:27 AM EDT
Completed No phase listed Observational

Children in the Operating Room: Kids That go Thru Operating Room Will be Given a Connected Health Toothbrush, Kids Anticavity Toothpaste and Behavioral Health Intervention to Reduce Claim Costs

NCT07539064
View directory record Official record
Conditions
Caries Active, Prevention
Interventions
Connected Toothbrush with a behavioral health intervention
Device
Lead sponsor
Colgate Palmolive
Industry
Eligibility
4 Years to 7 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Lakewood, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Oct 23, 2026, 9:27 AM 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 23, 2026, 9:27 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Communication Strategies to Increase HPV Vaccinations

NCT06784960
View directory record Official record
Conditions
Papilloma Viral Infection, Vaccine Hesitancy, Communication
Interventions
HPV Message 1, HPV Message 2, HPV Message 3, Control Message, Provider Strong-Recommendation Toolkit
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 45 Years
Enrollment
9,002 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Optimizing Mental Health in Orthopedic Care

NCT05194722
View directory record Official record
Conditions
Anxiety, Depression, Back Pain, Neck Pain
Interventions
Wysa mobile app
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 23, 2026, 9:27 AM EDT
Active, not recruiting Not applicable Interventional

Preeclampsia Educational Program Study (PrEPS)

NCT06373367
View directory record Official record
Conditions
Preeclampsia, Preeclampsia Severe, Preeclampsia Mild, Preeclampsia Postpartum
Interventions
Illustration based application, Text based application
Other
Lead sponsor
MemorialCare Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Oct 9, 2025 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional

Awake Prone Position for Early Hypoxemia in COVID-19

NCT04344587
View directory record Official record
Conditions
COVID-19
Interventions
Self-prone position recommendation, Usual care
Other
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
12
States / cities
Long Beach, California • San Diego, California • Denver, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional

The Effects of Two Exercise Interventions on Breast Cancer Patients Undergoing Cardiotoxic Chemotherapies

NCT05786014
View directory record Official record
Conditions
Breast Cancer, Cardiotoxicity, Cardiovascular Diseases
Interventions
High Intensity Interval Exercise, Moderate Intensity Walking
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Oct 23, 2026, 9:27 AM EDT
Recruiting Not applicable Interventional

Pain and Smoking Study 2.0: A Randomized Clinical Trial of Smoking Cessation Among Veterans With Chronic Pain

NCT06442514
View directory record Official record
Conditions
Smoking, Pain, Smoking Cessation
Interventions
PASS2, Treatment as Usual
Behavioral · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Phase 3 Interventional Results available

Optimizing Tobacco Dependence Treatment in the Emergency Department

NCT02896400
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Brief Negotiated Interview (BNI), Nicotine replacement therapy (NRT), CT Smokers Quitline (QL), SmokefreeText (Text)
Behavioral · Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
1,056 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 4, 2020 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Results available

Telemedicine Optimized Burn Intervention

NCT05019144
View directory record Official record
Conditions
Burns, Pediatric ALL
Interventions
Face-to-face burn care, Telemedicine enhanced burn care
Procedure
Lead sponsor
Medical University of South Carolina
Other
Eligibility
0 Years to 80 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 11, 2025 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Results available

COVID-19 Watch + COVID-19 Pulse

NCT04581863
View directory record Official record
Conditions
Covid19
Interventions
pulse oximeter, COVID Watch
Device · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
2,097 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional

Improving Infant Nutrition in Southern Ethiopia

NCT03423472
View directory record Official record
Conditions
Nutrition Disorders
Interventions
Orange Fleshed Sweet Potato (OFSP) agriculture promotion and nutrition education on vitamin A intake, Healthy Baby Toolkit, Standart of care
Behavioral
Lead sponsor
Emory University
Other
Eligibility
Not listed
Enrollment
605 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2019 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gain and Loss Framed Text Messaging to Reduce Drinking Among Older Adults

NCT06126107
View directory record Official record
Conditions
Alcohol Consumption
Interventions
Brief Normative Feedback, Loss-framed Text-messaging, Gain-framed Text-messaging
Behavioral
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
50 Years to 85 Years
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

UCSD Get Fit, Be Fit Study

NCT03387709
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Pistachio-enriched diet, General dietary guidance diet
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Mar 24, 2020 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Web-Based Healthy Living Training for Promotores

NCT06627439
View directory record Official record
Conditions
Obesity Prevention
Interventions
Comadres Saludables, Control
Behavioral
Lead sponsor
ISA Associates, Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Arlington, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional

Increasing Human Papillomavirus Vaccine Uptake in Low-Income, Ethnic Minority Adolescents in Los Angeles County

NCT02067507
View directory record Official record
Conditions
Human Papilloma Virus Infection
Interventions
Tailored education and referral, Staff training and patient reminders, Clinic-level reminder systems
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
9 Years to 70 Years
Enrollment
53,414 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
2
States / cities
Alhambra, California • San Fernando, California
Source: ClinicalTrials.gov public record
Updated Oct 25, 2019 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Health Care Workers and Mental Health

NCT05028075
View directory record Official record
Conditions
Depressive Symptoms, Anxiety, Well-Being
Interventions
Cobalt +
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Results available

Gamification-Augmented Home-Based Exercise for Peripheral Artery Disease

NCT04536012
View directory record Official record
Conditions
Peripheral Artery Disease
Interventions
Gamification and Social Incentives
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Examining How a Text Message-based Educational Intervention Influences COVID-19 Testing

NCT07074171
View directory record Official record
Conditions
COVID-19 Testing Behaviors
Interventions
Text message-based education intervention, Historical Control
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 89 Years
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Brownsville, Texas • Houston, Texas • Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional

REACH OUT: to Reduce High Blood Pressure in the Emergency Department

NCT02301455
View directory record Official record
Conditions
Hypertension, Stroke
Interventions
Text messaging
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 9, 2018 · Synced Oct 23, 2026, 9:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Harnessing the Power of Text Messaging to Invigorate AMSM HIV Preventive Behavior

NCT02113956
View directory record Official record
Conditions
HIV
Interventions
Guy2Guy (G2G)
Behavioral
Lead sponsor
Center for Innovative Public Health Research
Other
Eligibility
14 Years to 18 Years · Male only
Enrollment
302 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
San Clemente, California • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 10, 2020 · Synced Oct 23, 2026, 9:27 AM EDT