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ClinicalTrials.gov public records Last synced Nov 15, 2026, 8:01 AM EST

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Showing 169–190 of 190 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Interactive text messaging Clear all

Conditions: Methamphetamine Abuse, HIV
Interventions: Text Messages Transmitted by Peer Health Educators (TXT-PHE), Text Messages Transmitted by Automation (TXT-Auto); Behavioral
Lead sponsor: Friends Research Institute, Inc.; Other
Eligibility: 18 Years to 65 Years · Male only
Enrollment: 286 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 1
States / cities: Los Angeles, California

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

Conditions: Inactivity, Inactivity/Low Levels of Exercise, Inactivity, Physical
Interventions: Remote Physical Activity Intervention, Mindfulness Enhanced Remote Physical Activity Intervention, Attention Matched Enhanced Remote PA intervention; Behavioral
Lead sponsor: Bess Marcus; Other
Eligibility: 18 Years to 65 Years · Female only
Enrollment: 258 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2029
U.S. locations: 1
States / cities: Providence, Rhode Island

Conditions: Hiv
Interventions: PrEP Mobile Messaging Intervention, Enhanced Standard of Care; Behavioral
Lead sponsor: Rhode Island Hospital; Other
Eligibility: 18 Years to 35 Years · Male only
Enrollment: 70 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2020
U.S. locations: 1
States / cities: Jackson, Mississippi

Conditions: Hypertension
Interventions: SERVE OC Intervention, Enhanced Standard Intervention; Behavioral
Lead sponsor: University of California, Irvine; Other
Eligibility: 5 Years and older
Enrollment: 483 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2027
U.S. locations: 1
States / cities: Irvine, California

Conditions: Obstructive Sleep Apnea
Interventions: Telemedicine Education, IVR; Behavioral
Lead sponsor: Kaiser Permanente; Other
Eligibility: 18 Years and older
Enrollment: 1,873 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: Fontana, California

Conditions: Human Papillomavirus
Interventions: Conventional text message reminder, Enhanced text message reminders; Behavioral
Lead sponsor: Columbia University; Other
Eligibility: Not listed
Enrollment: 956 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 1
States / cities: New York, New York

Conditions: Type 2 Diabetes
Interventions: GEM Intervention; Behavioral
Lead sponsor: Catherine Davis; Other
Eligibility: 18 Years and older
Enrollment: 25 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024
U.S. locations: 1
States / cities: Augusta, Georgia

Conditions: HIV
Interventions: Text Messaging (Text+Step), WebApp (App+Step), Information/No Step; Behavioral
Lead sponsor: Friends Research Institute, Inc.; Other
Eligibility: 15 Years to 24 Years
Enrollment: 254 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2022
U.S. locations: 5
States / cities: Los Angeles, California • Boston, Massachusetts • New York, New York + 2 more

Conditions: Stage IA Breast Cancer, Stage IB Breast Cancer, Stage IIA Breast Cancer, Stage IIB Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer, Stage 0 Breast Cancer
Interventions: Telephone-Based Intervention, Survey Administration, Laboratory Biomarker Analysis; Behavioral · Other
Lead sponsor: Ohio State University Comprehensive Cancer Center; Other
Eligibility: 18 Years and older · Female only
Enrollment: 39 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2020
U.S. locations: 4
States / cities: Goldsboro, North Carolina • Winston-Salem, North Carolina • Columbus, Ohio + 1 more

Conditions: HIV Infections, Sexually Transmitted Diseases
Interventions: PrEPmate, Dot Diary; Other · Device
Lead sponsor: Public Health Foundation Enterprises, Inc.; Other
Eligibility: 15 Years and older
Enrollment: 300 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2023
U.S. locations: 4
States / cities: San Francisco, California • Washington D.C., District of Columbia • Miami, Florida

Conditions: Adolescent Mothers, Infant Obesity
Interventions: Tools for Teen Moms; Behavioral
Lead sponsor: Michigan State University; Other
Eligibility: 14 Years to 19 Years · Female only
Enrollment: 164 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: East Lansing, Michigan

Conditions: Anatomic Stage IV Breast Cancer AJCC v8, Metastatic Breast Carcinoma, Metastatic Lung Carcinoma, Metastatic Malignant Neoplasm in the Brain, Stage IV Lung Cancer AJCC v8
Interventions: Behavioral Dietary Intervention, Text Message-Based Navigation Intervention, Internet-Based Intervention, Dietary Counseling and Surveillance, Stereotactic Radiosurgery, Biospecimen Collection, Magnetic Resonance Imaging, Neurocognitive Assessment, Questionnaire Administration, Interview; Behavioral · Other · Radiation + 1 more
Lead sponsor: Thomas Jefferson University; Other
Eligibility: 18 Years and older
Enrollment: 1 participant
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Smoking Cessation, Smoking Cessation Counseling Ability and Practice, Smoking Cessation Counselling, Lung Cancer Screening
Interventions: CONNECT Intervention for multilingual populations, Saliva Sample, Interview; Behavioral · Other
Lead sponsor: University of California, San Francisco; Other
Eligibility: 50 Years to 80 Years
Enrollment: 439 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2028
U.S. locations: 1
States / cities: San Francisco, California

Conditions: Pre Diabetes, Obesity
Interventions: MapTrek, Fitbit; Behavioral · Device
Lead sponsor: Philip Polgreen; Other
Eligibility: 21 Years to 80 Years
Enrollment: 430 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Coralville, Iowa

Conditions: HIV, Risk Behavior, Alcohol Abuse
Interventions: CLT- Concrete text messages, CLT- Abstract text messages, Control messages, No messages, GamePlan Online Program; Behavioral
Lead sponsor: Emory University; Other
Eligibility: 18 Years to 30 Years · Male only
Enrollment: 240 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2027
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Suicidal Ideation and Behavior
Interventions: Text Messaging based Safety Planning Intervention, Facilitated Referral to Crisis Resources; Behavioral
Lead sponsor: Northwestern University; Other
Eligibility: 18 Years to 24 Years
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Clinical Trial
Interventions: SMS/Text (CAMPI), Fidelity Monitoring (Lyssn and COACH), Family Check-Up 4 Health (FCU4Health); Behavioral
Lead sponsor: Arizona State University; Other
Eligibility: 2 Years and older
Enrollment: 400 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2028
U.S. locations: 1
States / cities: Phoenix, Arizona

Conditions: Alcohol Consumption
Interventions: Drinking Cognition Feedback (DCF), Alcohol Risk Feedback (ARF), Adaptive Goal Support (AGS), COMBO; Behavioral
Lead sponsor: University of Pittsburgh; Other
Eligibility: 18 Years to 25 Years
Enrollment: 1,131 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2021
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: Diabetes Mellitus, Type 1, Diabetes Mellitus, Type 2
Interventions: Diabetes LIVE JustICE, Enhanced Education; Other
Lead sponsor: Louise Reagan; Other
Eligibility: 18 Years and older
Enrollment: 128 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2026
U.S. locations: 2
States / cities: Storrs, Connecticut • Storrs Mansfield, Connecticut

Conditions: Alzheimer Disease, Caregiver Stress Syndrome
Interventions: Mood Monitoring and Behavioral Recommendation System; Behavioral
Lead sponsor: Ohio State University; Other
Eligibility: 21 Years to 99 Years
Enrollment: 22 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2024
U.S. locations: 1
States / cities: Columbus, Ohio

Search by objective public record fields.

Theory-based Text Messaging to Reduce Methamphetamine Use and HIV Risks Among MSM

The United States Healthy Living Study

Improving Physical Activity Participation in Latinas With Mindfulness

A Mobile Intervention to Improve Uptake of PrEP for Southern Black MSM

Skills-Based Educational Strategies for Reduction of Vascular Events in Orange County

Impact of Automated Education and Follow-up Mechanisms on Patient Engagement

Interactive, Health Literacy Promoting Text Messages and HPV Vaccine Completion In Minority Adolescents

Glycemic Excursion Minimization (GEM) to Outshine Health Disparities

TechStep: Technology-based Stepped Care to Stem Transgender Adolescent Risk Transmission

Telephone-Based Intervention in Increasing Adherence to Adjuvant Hormonal Therapy in Patients With Breast Cancer

Comparing Mobile Health Strategies to Improve Pre-exposure Prophylaxis Use (PrEP) for HIV Prevention

Tools For Teen Moms: Reducing Infant Obesity Risk

An Interactive Time-Restricted Diet Intervention (txt4fasting) for Reducing Neurocognitive Decline and Improving Survival in Patients With Brain Metastases From Breast or Lung Cancer

Evaluating the Impact of CONNECT in a Multilingual Population

MapTrek to Increase Activity Among Patients at Risk for Type 2 Diabetes

Project SPACE: Testing Daily Text Messages to Reduce Alcohol Use and HIV Risk Behavior

Design and Feasibility of an SMS-based Safety Planning Intervention

Primary Care Evidence-based Approach for Improving Lifelong Health

Mechanisms for Alcohol Treatment Change [MATCH] Study

Improving Care and Reducing Cost Study

Diabetes Learning in Virtual Environments Just in Time for Community Reentry

Learning and Improving Alzheimer's Patient-Caregiver Relationships Via Smart Healthcare Technology