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ClinicalTrials.gov public records Last synced Nov 11, 2026, 4:15 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 121–144 of 236 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Text Message prompts Clear all

Conditions: Diabetes Mellitus, Type 1
Interventions: Motivational Enhancement System (MES), Question Prompt List (QPL), Text Message Reminders (TXT); Behavioral
Lead sponsor: Wayne State University; Other
Eligibility: 16 Years to 25 Years
Enrollment: 113 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2025
U.S. locations: 1
States / cities: Detroit, Michigan

Conditions: Type 2 Diabetes
Interventions: T2.coach; Behavioral
Lead sponsor: Columbia University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 300 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2025
U.S. locations: 2
States / cities: New York, New York

Conditions: Text Messaging (Intervention), Control
Interventions: Text Messaging; Behavioral
Lead sponsor: Santech, Inc; Industry
Eligibility: 21 Years to 65 Years
Enrollment: 170 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2012
U.S. locations: 1
States / cities: San Diego, California

Conditions: Cancer, Alcohol Use
Interventions: TRAC: Tracking and Reducing Alcohol Consumption, No intervention; Behavioral · Other
Lead sponsor: Carolyn Lauckner; Other
Eligibility: 18 Years to 39 Years
Enrollment: 40 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2024
U.S. locations: 1
States / cities: Lexington, Kentucky

Conditions: Tobacco Dependence
Interventions: Quitline Treatment as Usual (TAU), Remote Carbon Monoxide (CO) Monitoring, Incentivized Remote CO Monitoring; Combination Product
Lead sponsor: Consumer Wellness Solutions; Industry
Eligibility: 18 Years and older
Enrollment: 229 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2022
U.S. locations: 1
States / cities: Seattle, Washington

Conditions: Alcohol Misuse
Interventions: MICA, TRAC; Behavioral
Lead sponsor: Stanford University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 750 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2031
U.S. locations: 1
States / cities: Palo Alto, California

Conditions: Physical Activity
Interventions: TXT Me; Behavioral
Lead sponsor: Baylor College of Medicine; Other
Eligibility: 14 Years to 17 Years
Enrollment: 160 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2013
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Physical Activity
Interventions: Physical Activity Intervention, Wellness Contact Control; Behavioral
Lead sponsor: University of Connecticut; Other
Eligibility: 18 Years to 65 Years · Male only
Enrollment: 40 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2020
U.S. locations: 1
States / cities: Providence, Rhode Island

Conditions: Hypertension
Interventions: Healthy Behavior Texts, No healthy behavior texts, BP Monitoring Daily Via Text Messaging, BP Monitoring Weekly Via Text Messaging, Physician appointment and transportation scheduling, No physician appointment and transportation scheduling; Behavioral
Lead sponsor: University of Michigan; Other
Eligibility: 18 Years and older
Enrollment: 488 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2021
U.S. locations: 1
States / cities: Flint, Michigan

Conditions: Breastfeeding Support
Interventions: LATCH Intervention; Behavioral
Lead sponsor: Yale University; Other
Eligibility: 18 Years to 40 Years · Female only
Enrollment: 249 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Diabetes Mellitus, Type 1
Interventions: Communal Coping Intervention; Behavioral
Lead sponsor: Carnegie Mellon University; Other
Eligibility: 18 Years and older
Enrollment: 80 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Diabetes Mellitus, Type 2
Interventions: Communal Coping Intervention; Behavioral
Lead sponsor: Carnegie Mellon University; Other
Eligibility: 18 Years and older
Enrollment: 62 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2025
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Schizophrenia, Schizoaffective Disorder, Psychosis NOS
Interventions: Relapse Prevention Plan, Daily Support Website, Computer CBT for voices and paranoia, FOCUS, Prescriber Decision Assistant; Behavioral · Other
Lead sponsor: Northwell Health; Other
Eligibility: 18 Years to 60 Years
Enrollment: 461 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2015
U.S. locations: 8
States / cities: Fort Lauderdale, Florida • Lawrenceburg, Indiana • Grand Rapids, Michigan + 5 more

Conditions: Chronic Conditions, Multiple
Interventions: ET-Text (Laptop), ET-Voice (Smart System); Behavioral
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 60 Years and older
Enrollment: 502 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2025
U.S. locations: 1
States / cities: Madison, Wisconsin

Conditions: Cervical Cancer, Hiv
Interventions: Retention in cervical cancer care intervention; Behavioral
Lead sponsor: Boston University Charles River Campus; Other
Eligibility: 18 Years and older · Female only
Enrollment: 62 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2026
U.S. locations: 2
States / cities: Boston, Massachusetts

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: 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

Conditions: Overweight, Obesity
Interventions: Coach Share On, Group Share On, Friend/Family Share On, Coach Share Off, Group Share Off, Friend/Family Share Off, Behavioral Weight Loss Treatment; Behavioral
Lead sponsor: Drexel University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 321 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2025
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Sedentary Behavior, Screen Time, Physical Activity, Sleep
Interventions: Device-based feedback, self-monitoring, and education: CORE, Sedentary Screen Time lockout: LOCKOUT, Context-based prompts: TEXT, Earn sedentary screen time through moderate-vigorous physical activity: EARN; Behavioral
Lead sponsor: Arizona State University; Other
Eligibility: 23 Years to 64 Years
Enrollment: 110 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2023
U.S. locations: 2
States / cities: Tempe, Arizona • San Luis Obispo, California

Conditions: Suicide
Interventions: Safe Home Text Message Reminders; Behavioral
Lead sponsor: University of Texas Southwestern Medical Center; Other
Eligibility: 12 Years to 100 Years
Enrollment: 61 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2024
U.S. locations: 1
States / cities: Dallas, Texas

Conditions: Health Maintenance, Diabetes, Cancer
Interventions: Reminder of preventive care measures, Persuasion via anecdote, Behavioral: Action prompt; Behavioral
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 18 Years and older
Enrollment: 10,583 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2024
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Cardiovascular Diseases
Interventions: Clinician Nudge, Patient Nudge; Behavioral
Lead sponsor: University of Pennsylvania; Other
Eligibility: 21 Years to 75 Years
Enrollment: 4,131 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Cardiology, Gastroenterology, Pulmonology
Interventions: Information provision, Auditing, Checklist; Behavioral
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 18 Years and older
Enrollment: 1,600 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Colorectal Cancer, Colon Cancer
Interventions: Differentiated Box, Standard Mail, Text, No Text, Reminder, No Reminder; Behavioral
Lead sponsor: Abramson Cancer Center at Penn Medicine; Other
Eligibility: 50 Years to 74 Years
Enrollment: 5,460 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Search by objective public record fields.

Improving Diabetes in Emerging Adulthood

Dynamically Tailored Behavioral Interventions in Diabetes

Text4Diet: A Text Messaging Program for Weight Loss

Evaluating an mHealth Intervention for Reducing Alcohol Use Among Adolescent and Young Adult Cancer Survivors

CO Monitoring for Tobacco Cessation in Quitlines

Advancing Scalable Alcohol Brief Interventions in the ED: A Trial of Conversational AI With Digital Reinforcements

Text Messages and Physical Activity Among Teens

Increasing Physical Activity in Latino Men

Reach Out: Emergency Department-Initiated Hypertension Behavioral Intervention Connecting Multiple Health Systems

LATCH: Lactation Advice Thru Texting Can Help

Pilot Brief Communal Coping Intervention for Adults With Type 1 Diabetes

Pilot Brief Communal Coping Intervention for Adults With Type 2 Diabetes

Improving Care and Reducing Cost Study

ElderTree Via a Voice Activated Device for Managing Chronic Health Conditions (NHLBI)

Identifying and Addressing Barriers to Retention in the Cervical Cancer Treatment Cascade Among Women With HIV in South Africa: Part 2

Ecological Momentary Assessment and Text Message Intervention for Stress Management

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

Sharing Digital Self-Monitoring Data With Others to Enhance Long-Term Weight Loss

StandUPTV: Reducing Sedentary Screen Time in Adults

Developing an Intervention to Promote Lethal Means Safety in Suicidal Adolescents

UCLA Health Patient Health Maintenance Text Reminder

Nudges for Statin Prescribing in Primary Care

Applying the Intention-Action Framework to Specialty Referrals

Mailed FIT Outreach 2022