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Showing 1–24 of 428 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Text Message Reminders (TXT) Clear all
Completed Not applicable Interventional

Text4Vax: Text Message Reminders for Pediatric COVID-19 and Influenza Vaccines 2024-25 Season

NCT06603090
View directory record Official record
Conditions
Influenza, COVID-19, Vaccination Hesitancy
Interventions
Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 17 Years
Enrollment
66,147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Communicating Multiple Disease Risks: A Translation of Risk Prediction Science

NCT03255291
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Risk Assessment App, Audio Recording - Sleep, Surveys, Audio Recording - Exercise, Text message reminders, Text Message Survey
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
30 Years to 64 Years
Enrollment
554 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional

Nurtured in Nature

NCT04146025
View directory record Official record
Conditions
Postpartum Depression, Pregnancy Related, Environmental Exposure
Interventions
Nature Coach Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional

Patient Centered Comprehensive Medication Adherence Management System in Patients With Sickle Cell Disease

NCT02371720
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Mobile DOT
Behavioral
Lead sponsor
Emory University
Other
Eligibility
2 Years to 65 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Atlanta, Georgia • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2021 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Results available

Flu2Text: Text Message Reminders for 2nd Dose of Influenza Vaccine

NCT03287830
View directory record Official record
Conditions
Influenza, Vaccination
Interventions
Text message influenza vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 8 Years
Enrollment
2,105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Sep 2, 2026, 11:12 AM EDT
Recruiting Not applicable Interventional

A Dietary Study for People With Multiple Myeloma

NCT07226609
View directory record Official record
Conditions
Multiple Myeloma
Interventions
nutrition counseling and coaching, dietary guidelines, research dietitian visit, Questionnaires, Frozen pre-prepared meals
Other · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Results available

Intervention to Retain HIV-positive Patients in Medical Care

NCT01537367
View directory record Official record
Conditions
Primary Care Appointment Keeping
Interventions
Enhanced contact plus behavioral skills, Enhanced contact only, Standard of Care
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
1,838 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
6
States / cities
Birmingham, Alabama • Miami, Florida • Baltimore, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2013 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Results available

Promoting the Universal Medication Schedule Via Mobile and EHR Technologies

NCT02248857
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
UMS Strategy, SMS Texting Reminders
Other
Lead sponsor
Northwestern University
Other
Eligibility
30 Years and older
Enrollment
452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 24, 2019 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feeding America's Bravest: Mediterranean Diet-Based Interventions to Change Firefighters' Eating Habits

NCT02941757
View directory record Official record
Conditions
Diet, Mediterranean, Health Behavior, Program Sustainability, Program Effectiveness
Interventions
Mediterranean diet Intervention
Behavioral
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
18 Years and older
Enrollment
486 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional

Blood Pressure-Improving Control Among Alaska Native People" (BP-ICAN)

NCT03872856
View directory record Official record
Conditions
Hypertension
Interventions
BP-ICAN
Device
Lead sponsor
Southcentral Foundation
Other
Eligibility
18 Years and older · Male only
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Anchorage, Alaska • Wasilla, Alaska
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Sep 2, 2026, 11:12 AM EDT
Not yet recruiting Not applicable Interventional

Reducing Cardiovascular Risks: The Role of Alcohol Use

NCT07783061
View directory record Official record
Conditions
Alcohol Drinking, Drinking Behavior, At-risk Drinking, Cardiovascular Risk Factor, High Blood Pressure
Interventions
Alcohol Abstinence, Control arm
Behavioral · Other
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
26 Years to 49 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Active, not recruiting Not applicable Interventional

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

NCT06182241
View directory record Official record
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
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 26, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

A Randomized Control Trial of Sun Protection Interventions for Operating Engineers

NCT01804595
View directory record Official record
Conditions
Skin Cancer Prevention
Interventions
Sunscreen, Text-Message Reminders, Sunscreen and Text Message Reminders, Education
Other · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
357 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Empowering Patients' Lung Cancer Screening Uptake

NCT06000683
View directory record Official record
Conditions
Lung Cancer
Interventions
Patient education, Referral to financial navigation resources, Patient Reminders, Provider Reminers
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
50 Years to 80 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
7
States / cities
Costa Mesa, California • Irvine, California • Laguna Hills, California + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Phase 1Phase 2 Interventional

Positively Smoke Free on the Web (PSFW) for Smokers Living With HIV

NCT01570595
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Cessation, Tobacco Use Disorder, Tobacco Dependence, Tobacco-Use Disorder, Virus, Human Immunodeficiency
Interventions
Web-Based Tailored Smoking Cessation Intervention, Standard of Care
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 11, 2014 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Results available

Caregiving While Black: LIVE

NCT06605391
View directory record Official record
Conditions
Dementia
Interventions
Caregiving While Black-LIVE
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Sep 2, 2026, 11:12 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluation of Child Care Staff Weight Management Program

NCT05656807
View directory record Official record
Conditions
Obesity
Interventions
Go NAPSACC Enhanced, Go NAPSACC
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
2 Years and older
Enrollment
924 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional

Feasibility and Impact of the FOOD4MOMS Produce Prescription Program Among Pregnant Latina Women

NCT05907616
View directory record Official record
Conditions
Food Selection, Food Preferences, Food Insecurity
Interventions
Produce purchase incentive
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Text Reminders to Immunize in a Managed Care Organization

NCT01806714
View directory record Official record
Conditions
Human Papilloma Virus
Interventions
Text-based reminder for recommended HPV vaccine or WCC, Non-specific text-based reminder (general health tip)
Other
Lead sponsor
University of Rochester
Other
Eligibility
11 Years to 18 Years
Enrollment
3,812 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2017 · Synced Sep 2, 2026, 11:12 AM EDT
Recruiting Not applicable Interventional

Project Dulce for Arab Americans With Type 2 Diabetes

NCT05580536
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Project Dulce + Dulce Digital
Behavioral
Lead sponsor
Scripps Whittier Diabetes Institute
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
El Cajon, California • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Results available

Mobile Medication Adherence Platform for Buprenorphine-Naloxone During Treatment of Opioid Use Disorder: Phase I Study

NCT04656899
View directory record Official record
Conditions
Opioid-use Disorder
Interventions
Reminders messages to improve adherence.
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
18 Years to 60 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional Results available

Effect of Varied Outreach Methods on Appointment Scheduling, Appointment Completion, and Receipt of MMR Vaccination

NCT04567342
View directory record Official record
Conditions
Preventable Disease, Vaccine, Health Care Utilization
Interventions
1 automated message, 2 automated messages, No personal contact attempt, 1 personal contact attempt
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Months to 4 Years
Enrollment
1,312 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 11, 2024 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Not applicable Interventional

Adult Influenza Vaccination Text Message Reminders With Electronic Health Record Alerts

NCT02284594
View directory record Official record
Conditions
Influenza
Interventions
text message
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
4,026 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2015 · Synced Sep 2, 2026, 11:12 AM EDT
Completed Phase 1Phase 2 Interventional

Nurse Delivered Cell Phone Adherence Intervention (Pick It UP)

NCT01359280
View directory record Official record
Conditions
Medication Adherence
Interventions
Adherence Counseling, General Health Counseling, Text Messages
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Sep 2, 2026, 11:12 AM EDT