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ClinicalTrials.gov public records Last synced Oct 26, 2026, 7:13 PM EDT

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Showing 73–96 of 249 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Text message reminder Clear all
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 3, 2014 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional

Improving Rates of Colorectal Cancer Screening Among Never Screened Patients

NCT01742169
View directory record Official record
Conditions
Colorectal Neoplasms
Interventions
Outreach and Reminder Intervention
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
50 Years to 75 Years
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 7, 2015 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional

Adolescent Vaccination in the Medical Home: Established and Innovative Strategies

NCT01577979
View directory record Official record
Conditions
Immunization Rate
Interventions
Text Message Reminder/Recall, Parent Preference
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
11 Years to 17 Years
Enrollment
34,581 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 26, 2015 · Synced Oct 26, 2026, 7:13 PM 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 12, 2024 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing Multiple Behavioral Science Strategies to Increase Flu-Shot Rates at a Large Retail Pharmacy

NCT04590066
View directory record Official record
Conditions
Influenza, Human
Interventions
Flu shot text messages
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
734,383 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional

Targeting Metabolic Syndrome From the Emergency Department Through Mixed-Methods: Pilot Trial

NCT07119658
View directory record Official record
Conditions
Hypertension, Hyperglycemia, Dyslipidemia, Metabolic Syndrome, Obesity &Amp; Overweight, Diabetes, Hyperlipidemia, Emergency Medicine
Interventions
Composite intervention to address MetS
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Results available

A Pilot Feasibility Trial of a Tailored Intervention to Improve Adherence in Adolescents and Young Adults With Cancer

NCT05706610
View directory record Official record
Conditions
Cancer, Adherence, Medication
Interventions
Tailored Program, Feedback Program
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
15 Years to 24 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
3
States / cities
Cincinnati, Ohio • Memphis, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Online Parental Education Project to Increase Fruit and Vegetable Intake and Active Playtime Among Toddlers

NCT05085041
View directory record Official record
Conditions
Eating Behavior
Interventions
Multi-Component eHealth Intervention, namely Healthy Online Parental Education (HOPE)
Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Oct 7, 2022 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Results available

CommunityRx-Cardiovascular Disease

NCT06264726
View directory record Official record
Conditions
Cardiovascular Diseases, Self Efficacy
Interventions
HealtheRx
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
2 Years and older
Enrollment
308 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Rocky Mount, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Technology and Health Communication in Improving Health Outcomes in Patients Scheduled for Mammography

NCT04290585
View directory record Official record
Conditions
Female Breast Carcinoma, Healthy Subject
Interventions
Questionnaire Administration, Telephone-Based Intervention
Other · Behavioral
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
Female only
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 2, 2020 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Results available

Project SMART Automated Pillbox Study

NCT04418076
View directory record Official record
Conditions
HIV/AIDS, Cocaine Use
Interventions
Group A_No feedback, Group B_Automated feedback, Group C_Automated feedback + Clinician feedback, Group D_Automated feedback + Social Network feedback
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Results available

LinkPositively: A Technology-Delivered Peer Navigation and Social Networking Intervention to Improve HIV Care

NCT04199052
View directory record Official record
Conditions
HIV/AIDS
Interventions
LinkPositively
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 3, 2025 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

CCTG 595: Text Messaging Intervention to Improve Adherence to PrEP in High-risk MSM

NCT01761643
View directory record Official record
Conditions
Patient Adherence, HIV Seronegativity
Interventions
SoC + iTab
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Male only
Enrollment
398 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
4
States / cities
Long Beach, California • Los Angeles, California • San Diego, California + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Post Sustained Virological Response (SVR) Hepatocellular Carcinoma (HCC) Screening

NCT02833298
View directory record Official record
Conditions
Hepatocellular Carcinoma, HCC, Hepatitis C, HCV
Interventions
Automated reminders, Patient navigation
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
21 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2018 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Results available

Using MOST to Optimize an Intervention to Increase COVID-19 Testing for Frontline Essential Workers

NCT05139927
View directory record Official record
Conditions
COVID-19, COVID-19 Testing
Interventions
Motivational interviewing (MI) counseling, Text messages (TMs) and quiz questions (QQs), Peer education, Access to COVID testing
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years to 70 Years
Enrollment
438 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Stepped Care for Youth Living With HIV

NCT03109431
View directory record Official record
Conditions
HIV, Mental Health, Illicit Substance Use, Sexually Transmitted Infections (STI)
Interventions
Level 1, Level 2, Level 3
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 24 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Los Angeles, California • New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Inhibitory Control Training in Eating Behaviors

NCT03599115
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Inhibitory Control Training
Behavioral
Lead sponsor
Brigham Young University
Other
Eligibility
18 Years to 45 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Provo, Utah
Source: ClinicalTrials.gov public record
Updated Jul 8, 2020 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Flu Shot Pre-visit Questionnaire

NCT05508698
View directory record Official record
Conditions
Influenza
Interventions
Precommitment Nudge, Salience
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
230,962 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 26, 2026, 7:13 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Knowledge and Interpersonal Skills to Develop Exemplary Relationships

NCT03593564
View directory record Official record
Conditions
Caregivers, Family Relations, Domestic Violence, Elder Abuse
Interventions
KINDER
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 9, 2023 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Interventions to Improve the HIV PrEP Cascade Among Methamphetamine Users

NCT03584282
View directory record Official record
Conditions
HIV/AIDS, Adherence, Medication, Drug Use
Interventions
Text Messaging, Peer Navigation
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional

UCLA Health Patient Health Maintenance Text Reminder July 2023

NCT05979987
View directory record Official record
Conditions
Health Maintenance, Diabetes, Cancer
Interventions
Reminder of preventive care measures, Persuasion via anecdote, Persuasion via anecdote without link, Persuasion via research
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
6,894 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Oct 26, 2026, 7:13 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effectiveness of SMS (Short Message Service) Text Messaging in Increasing Adherence to Gardasil

NCT01276184
View directory record Official record
Conditions
HPV Vaccines
Interventions
SMS Text Message
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
12 Years to 26 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Interactive Preventive Health Record to Increase Colorectal Cancer Screening

NCT01885351
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
MyCRCS+Prefs, MyCRCS+Prefs+Barriers
Behavioral
Lead sponsor
Temple University
Other
Eligibility
50 Years to 75 Years
Enrollment
683 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 17, 2020 · Synced Oct 26, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sexual Health Texting Intervention to Support Adolescent Females

NCT02419690
View directory record Official record
Conditions
Teen Sexual Health
Interventions
text message intervention
Behavioral
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
13 Years to 18 Years · Female only
Enrollment
244 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 10, 2020 · Synced Oct 26, 2026, 7:13 PM EDT