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ClinicalTrials.gov public records Last synced Jul 22, 2026, 10:04 AM EDT

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Showing 1–24 of 414 matching trials from the live ClinicalTrials.gov search.
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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
Conditions
Medication Adherence, Liver Transplant Disorder
Interventions
Praise Text Messages
Behavioral
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
13 Years to 21 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Ecological Momentary Assessment and Text Message Intervention for Stress Management

NCT04907942
Conditions
Stress, Psychological, Loneliness, Covid19, Stress
Interventions
EMA + EMA and FACE Stress, EMA Alone
Other
Lead sponsor
Click Therapeutics, Inc.
Industry
Eligibility
22 Years and older
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Pelvic Inflammatory Disease
Interventions
Text Message Reminders
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
15 Years and older · Female only
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Vaping Behaviors, Message Exposure, Young Adults
Interventions
Intervention, Control
Other
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years to 24 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Honolulu, Hawaii
Conditions
Underage Drinking
Interventions
Digitally Prompted Parenting, Active Control
Behavioral
Lead sponsor
Loyola Marymount University
Other
Eligibility
17 Years to 20 Years
Enrollment
276 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Social Anxiety
Interventions
Safety Behavior Fading for Social Anxiety, Unhealthy Behavior Fading
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 65 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tallahassee, Florida
Conditions
Colorectal Cancer
Interventions
Video text message, In-clinic CRC screening promotion, Mailed FIT, Social needs navigation, Reminders
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
45 Years to 64 Years
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Texting Atopic Dermatitis Patients to Optimize Learning and EASI Scores

NCT02779426
Conditions
Atopic Dermatitis
Interventions
Text messages
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
Up to 6 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Conditions
Fever
Interventions
text message surveillance for fever
Other
Lead sponsor
Columbia University
Other
Eligibility
24 Months to 59 Months
Enrollment
656 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
2
States / cities
Atlanta, Georgia • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Integrating Text Messages Into the Mothers and Babies Course

NCT03420755
Conditions
Perinatal Depression, Postpartum Depression
Interventions
Mothers and Babies 1-on-1, Mothers and Babies Plus Text
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
16 Years and older · Female only
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
COVID-19
Interventions
Text-Messaging (TM), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
31,439 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Alcohol Consumption
Interventions
Control, Goal Support (GS), Coaching for Context-specific Peer Support (CCPS)
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 25 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Diabetes Mellitus, Type 2, Covid19
Interventions
Hospital: DD-CA, Hospital: Usual Care (UC)
Behavioral
Lead sponsor
Scripps Whittier Diabetes Institute
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chula Vista, California
Conditions
Sleep Wake Disorders
Interventions
PUSH text messages, PULL text messages, TranS-C, PE
Other · Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
10 Years to 18 Years
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Berkeley, California
Completed Phase 1 Interventional Accepts healthy volunteers Results available

CuidaTXT: a Text Message Dementia-caregiver Intervention for Latinos

NCT04316104
Conditions
Caregiver Burnout
Interventions
CuidaTXT
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Diet Habit, Sugar-Sweetened Beverages
Interventions
iSIPsmarter, Patient Education (PE)
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 110 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Myocardial Infarction, Percutaneous Coronary Intervention, Coronary Artery Bypass Surgery, Heart Valve Repair or Replacement, Heart Transplant, Left Ventricular Assist Device, Chronic Stable Angina, Chronic Stable Heart Failure
Interventions
Text Messaging Intervention
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
21 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Recruiting Not applicable Interventional Accepts healthy volunteers

Quitxt Mobile Text Messaging Cessation Research Study

NCT05958667
Conditions
Smoking Cessation
Interventions
Quitxt text messaging or Chat, Usual care
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 29 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Climate Change
Interventions
atlas
Behavioral
Lead sponsor
Pro-Change Behavior Systems
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Narragansett, Rhode Island
Terminated Not applicable Interventional Accepts healthy volunteers

Feasibility of Text4US Program

NCT05509738
Conditions
Reminder Systems, Text Messaging, Urinary Dysfunction, Urinary Bladder, Behavior Change Techniques
Interventions
SMS Text Messaging
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Alcohol Drinking
Interventions
Implementation Intervention
Other
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New Hyde Park, New York
Completed Not applicable Interventional Accepts healthy volunteers

Text-based Interventions to Promote COVID-19 Vaccinations

NCT04800965
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
Completed Not applicable Interventional Accepts healthy volunteers

Examining a Text Message Intervention for Smoking Cessation

NCT01166464
Conditions
Tobacco Use Disorder, Nicotine Dependence
Interventions
text messaging for smoking cessation, Generic text messages
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Providence, Rhode Island