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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Standard messages Clear all
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Text Messaging-Based Smoking Cessation Program for Homeless Youth

NCT03874585
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Group counseling and nicotine replacement, Group counseling, nicotine replacement, and text messaging support
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years to 25 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Los Angeles, California • Venice, California
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Results available

CARE Corrections: Technology for Jail HIV/HCV Testing, Linkage, and Care (TLC)

NCT01721226
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Intervention Arm (computer-based CARE+ Corrections tool), Educational video on opiate overdose prevention
Device · Other
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 9, 2017 · Synced Sep 19, 2026, 9:58 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Online System for Identifying and Addressing Teen Depression in Primary Care

NCT04489485
View directory record Official record
Conditions
Major Depression, Dysthymia, Depressive Symptoms
Interventions
Teen Depression Module used for care
Behavioral
Lead sponsor
Total Child Health, Inc.
Industry
Eligibility
12 Years to 99 Years
Enrollment
580 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Results available

Feasibility of an Activity Regimen in Patients With Advanced Stage Lung Cancer

NCT03352245
View directory record Official record
Conditions
Lung Neoplasm Malignant
Interventions
Prescribed Activity
Behavioral
Lead sponsor
Yale University
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smart Reminders to Promote Home-based Cognitive Training

NCT05016856
View directory record Official record
Conditions
Adherence, Treatment
Interventions
Adherence Promotion With Person-centered Technology (APPT) System, Standard Reminder System (Active Control)
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
65 Years and older
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2025 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrating a Health Information Technology System for Primary and Secondary Cervical Cancer Prevention

NCT03346915
View directory record Official record
Conditions
Human Papilloma Virus, Cervical Cancer, Human Papillomavirus Infection, Oropharyngeal Cancer, Vaginal Cancer, Vulvar Cancer, Anal Cancer, Penile Cancer
Interventions
WoW and BNI
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
9 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Sep 19, 2026, 9:58 PM EDT
Recruiting Not applicable Interventional

Optimizing a Sensor-Enabled mHealth Intervention for Adolescents With Suboptimal Asthma Control

NCT07301060
View directory record Official record
Conditions
Asthma (Diagnosis)
Interventions
Sensor-Enabled mHealth Intervention for Adolescents with Suboptimal Asthma Control, mHealth standard of care control condition
Behavioral
Lead sponsor
University of Kansas
Other
Eligibility
13 Years to 17 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Jacksonville, Florida • Lawrence, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Females of African American Legacy Empowering Self (FemAALES)

NCT02189876
View directory record Official record
Conditions
HIV
Interventions
Standard of Care, FemAALES
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years to 54 Years · Female only
Enrollment
256 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Results available

Pilot Testing a Digital Intervention to Improve Smoking Cessation in Persons With Serious Mental Illness

NCT04367506
View directory record Official record
Conditions
Tobacco Cessation
Interventions
BecomeAnEX, Usual Care
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 19, 2026, 9:58 PM EDT
Active, not recruiting Not applicable Interventional

A Study of the Use of Text Message Reminders to Take Palbociclib

NCT04216576
View directory record Official record
Conditions
Breast Cancer
Interventions
Paper Drug Diary, OhMD APP
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 19, 2026, 9:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Optimizing PrEP Uptake and Adherence Among Male Sex Workers

NCT05736614
View directory record Official record
Conditions
Prevention
Interventions
Stage 1 Strength Based Case Management (SBCM) Condition, Stage 2 PrEPare for Work Intervention Condition
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Male only
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
5
States / cities
Los Angeles, California • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Healthy4Baby: Preventing Postpartum Weight Retention Among Low-Income, Black Women

NCT01530776
View directory record Official record
Conditions
Pregnancy, Weight Loss, Behavioral, Obesity
Interventions
Healthy Lifestyle Group
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years and older · Female only
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 20, 2018 · Synced Sep 19, 2026, 9:58 PM EDT
Completed No phase listed Observational

Remote Collection of Patient Reported Toxicity Using SMS Text Messaging (CareSignal)

NCT04437472
View directory record Official record
Conditions
Cancer
Interventions
CareSignal
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 24, 2021 · Synced Sep 19, 2026, 9:58 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Assess the Efficacy of Public Health Campaigns in Reducing Lead Exposure

NCT07632937
View directory record Official record
Conditions
Lead Poisoning, Environmental Exposure
Interventions
Intensive Public Health Campaign, Standard Information Dissemination
Behavioral
Lead sponsor
International Health Strategies LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 19, 2026, 9:58 PM EDT
Not listed Not applicable Interventional

A Text-based Intervention in Improving Adherence to Hormone Therapy in Patients With Stage I-III Hormone Receptor Positive Breast Cancer

NCT04086875
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IA Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Estrogen Receptor Positive Tumor, Progesterone Receptor Positive Tumor, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage IA Breast Cancer AJCC v8, Prognostic Stage IB Breast Cancer AJCC v8, Prognostic Stage II Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8
Interventions
Focus Group, Text Message, Best Practice, Questionnaire Administration
Behavioral · Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older · Female only
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
7
States / cities
Sewell, New Jersey • Abington, Pennsylvania • Doylestown, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2024 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cigarette Pack Inserts for Smoking Cessation

NCT04075682
View directory record Official record
Conditions
Smoking Cessation
Interventions
Inserts with efficacy messages, Pictorial warnings on packs
Other
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
387 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
Ithaca, New York • Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated May 12, 2024 · Synced Sep 19, 2026, 9:58 PM EDT
Recruiting Not applicable Interventional

TEXT4HF: A Randomized Controlled Trial of a Tailored Text Messaging Intervention to Improve Self-Care in Older Adult Patients With Heart Failure

NCT06473532
View directory record Official record
Conditions
Heart Failure
Interventions
TEXT4HF
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 19, 2026, 9:58 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Implementation Research to Increase Colorectal Cancer Screening Rates Among Low Income and Ethnic Minority Groups

NCT06090643
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Consultation, Educational Intervention, Electronic Health Record Review, Fecal Immunochemical Test, Feedback, Health Education, Support Education Activity, Text Message-Based Navigation Intervention
Other · Behavioral
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
50 Years to 75 Years
Enrollment
9,745 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reducing Teen Pregnancy in the Emergency Department

NCT03866811
View directory record Official record
Conditions
Reproductive Behavior, Sexual Behavior, Adolescent Behavior, Contraception
Interventions
Dr. Erica
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional

Improving Adherence in Renal Dialysis Patients Through Electronic Interventions

NCT02970201
View directory record Official record
Conditions
Endstage Renal Disease
Interventions
EpxDialysis
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 10, 2018 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

COVID-19 Booster Readiness Survey

NCT05529030
View directory record Official record
Conditions
Vaccination Refusal
Interventions
Salience of Omicron variant, Self-protection message, Other-protection message
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
12,036 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 29, 2022 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Power of Curiosity: Leveraging Curiosity to Motivate People to Complete Health Risk Assessments

NCT01875913
View directory record Official record
Conditions
Intention, Exploratory Behavior
Interventions
Curiosity Message, Standard Message
Behavioral
Lead sponsor
Harvard University
Other
Eligibility
18 Years and older
Enrollment
10,095 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 30, 2016 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional

Comparing the Effectiveness of Different Appointment Reminder Methods

NCT06767423
View directory record Official record
Conditions
Appointment Reminders
Interventions
Text Message + Automated Caller (Intervention)
Behavioral
Lead sponsor
M. Kit Delgado, MD
Other
Eligibility
18 Years and older
Enrollment
32,925 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 3, 2025 · Synced Sep 19, 2026, 9:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Culturally Optimized Messages for Latinos

NCT05589740
View directory record Official record
Conditions
Diet, Healthy, Diet Habit, Obesity, Blood Pressure, Psychological
Interventions
Culturally tailored healthy eating advice, Standard healthy eating advice
Behavioral
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
25 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Sep 19, 2026, 9:58 PM EDT