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ClinicalTrials.gov public records Last synced Oct 24, 2026, 5:46 PM EDT

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Showing 385–408 of 769 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Telephone message Clear all
Not listed Not applicable Interventional

Messaging Interventions to Reduce Alcohol Problems Project

NCT03695653
View directory record Official record
Conditions
Alcohol-Related Disorders, Alcohol Use Disorders, Alcohol Drinking, Alcoholism, Alcohol Abuse
Interventions
Drink Tracking (MA), Adaptive Tailored (TA), Tailored (TO)
Behavioral
Lead sponsor
Partnership to End Addiction
Other
Eligibility
21 Years to 75 Years
Enrollment
730 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional

Fast Track to Fertility

NCT07154888
View directory record Official record
Conditions
Infertility
Interventions
Fast Track to Fertility Algorithmic Text Messaging Platform
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Active, not recruiting Not applicable Interventional

The PIVOT Trial: Project on EHR-Integrated Lifestyle Interventions for Adults Aged Fifty and Older

NCT05654142
View directory record Official record
Conditions
CARDIOMETABOLIC CONDITIONS, Obesity, Pre-diabetes, Metabolic Syndrome, Type2diabetes, Hypertension, Dyslipidemias
Interventions
Base intervention, Augmented Intervention
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
50 Years to 74 Years
Enrollment
1,029 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
3
States / cities
Chicago, Illinois • St Louis, Missouri • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Study of Using Social Networks to Encourage Three Peers to Complete Screening for Colorectal Cancer

NCT05793593
View directory record Official record
Conditions
Colon Cancer Screening
Interventions
FITx3 intervention and CRC education, Colorectal Cancer (CRC) education alone
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional

Automated Navigation to Improve Outpatient Colonoscopy Adherence

NCT03710213
View directory record Official record
Conditions
Adherence, Patient, Colonoscopy, Text Messaging
Interventions
Text Message-based Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 85 Years
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional

A Mobile Intervention to Promote Cessation in HIV-infected Smokers

NCT02432482
View directory record Official record
Conditions
Tobacco Use, HIV-1-infection
Interventions
mobile Positively Smoke Free (mPSF), Standard care
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 31, 2023 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional

TREC Lifestyle Beyond Cancer Study in Endometrial Cancer Survivors

NCT02466061
View directory record Official record
Conditions
Endometrial Cancer
Interventions
Telemedicine Weight Management plus Wi-Fi Scale (Arm A), Text for Diet (Text4Diet) Group (Arm B), Enhanced Usual Care Group (Arm C)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
3
States / cities
Boston, Massachusetts • St Louis, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2016 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Phase 4 Interventional Results available

Evaluation of National Cancer Institute (NCI) Smoking Intervention Resources

NCT01342523
View directory record Official record
Conditions
Smoking Cessation, Smoking, Nicotine Dependence
Interventions
CIS - telephone cessation quitline counseling, Lozenge - nicotine mini-lozenges, Emails - Brief smoking prevention messages, Full website - standard smokefree.gov website content, Lite website - lite version of smokefree.gov, Full mailed booklet - NCI's detailed 36-page quit guide, brief mailed booklet - smaller version of NCI's booklet
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,034 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 14, 2015 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Use of Text Messaging Reminders to Increase FIT Completion Among Patients at the NYU FHCs

NCT06632054
View directory record Official record
Conditions
Colon Cancer
Interventions
Text Message Reminders
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
1,283 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Targeting Pregnancy-related Weight Gain to Reduce Disparities in Obesity

NCT02229708
View directory record Official record
Conditions
Pregnancy, Body Weight Changes, Behavioral, Obesity
Interventions
Healthy Lifestyle Group
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years and older · Female only
Enrollment
262 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 17, 2019 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Health Service Intervention for the Improvement of Access and Adherence to Colorectal Cancer Screening

NCT04607291
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Community Health Service, Survey Administration
Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
50 Years to 75 Years
Enrollment
183 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 12, 2021 · Synced Oct 24, 2026, 5:46 PM EDT
Active, not recruiting Not applicable Interventional

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

NCT05641519
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional

Improving Antiretroviral Medication Adherence Among HIV-infected Youth

NCT01347437
View directory record Official record
Conditions
HIV Infection
Interventions
Positive STEPS
Behavioral
Lead sponsor
Fenway Community Health
Other
Eligibility
13 Years to 24 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Oct 24, 2026, 5:46 PM EDT
Enrolling by invitation Not applicable Interventional

Applying Population Management Best Practices to Preventative Genomic Medicine Trial

NCT07053813
View directory record Official record
Conditions
Neoplastic Syndromes, Hereditary
Interventions
Web resources, Personalized outreach
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 75 Years
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Denver, Colorado • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Health Literacy Interventions to Overcome Disparities in CRC Screening

NCT02360605
View directory record Official record
Conditions
Colorectal Cancer
Interventions
automated telephone reminder, prevention coordinator, Health literacy appropriate education and demonstration
Behavioral
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
50 Years to 75 Years
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Shreveport, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 30, 2021 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Walking to School Supports

NCT04089020
View directory record Official record
Conditions
Health Behavior
Interventions
Support for walking to school
Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years to 13 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 18, 2023 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of a Cell Phone-Based Program for Abstinence and HIV Risk Prevention

NCT00601237
View directory record Official record
Conditions
HIV Infections
Interventions
HIV-related text messaging, Nutrition-related text messaging
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
16 Years to 20 Years · Male only
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 3, 2015 · Synced Oct 24, 2026, 5:46 PM EDT
Recruiting Not applicable Interventional

Just-in-time Interventions for Reducing Short-term Suicide Risk

NCT05793541
View directory record Official record
Conditions
Suicide
Interventions
Phone call, Text messaging, Automated interactive smartphone-based tool, Non-interactive pop-up messages
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Text Message Program to Improve Eating Behaviors Among African Americans in New Orleans

NCT03913871
View directory record Official record
Conditions
Diet Habit, Health Behavior, Health Knowledge, Attitudes, Practice
Interventions
Texts to support healthy eating, Texts to support physical activity
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
25 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 7, 2019 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Development and Testing of a Just-in-Time Adaptive Smart Phone Intervention to Reduce Drinking Among Homeless Adults

NCT03746808
View directory record Official record
Conditions
Alcohol Use Disorder, Treatment, Homelessness
Interventions
EMA + App/Treatment Messages
Behavioral
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
Not listed
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2022 · Synced Oct 24, 2026, 5:46 PM EDT
Enrolling by invitation Phase 2 Interventional Accepts healthy volunteers

Consumption of More Ideal Food Options (COMIDA: Consumo de Opciones Más Ideales De Alimentos)

NCT03851458
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Initial in-person individual diet and exercise counseling (N vs. Y), Thrice weekly diet and exercise text messages (N vs. Y), Weekly telephone support (N vs. Y), Self-monitoring tools (N vs. Y) (for diet and weight)
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,785 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Improving the Collaborative Health of Adult Dyads

NCT05370014
View directory record Official record
Conditions
Cardiovascular Diseases, Chronic Kidney Diseases, Diabetes Mellitus, Type 2, Chronic Disease, Stroke, Heart Failure Chronic, Hypertension (HTN)
Interventions
Integrating Community-based Intervention Under Nurse Guidance with Families (iCINGS FAM)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Phase 3 Interventional

Antidepressant Adherence Via AD_IVR

NCT01188135
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Interactive voice messaging or Interactive voice messaging + psycho ed materials
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
21 Years to 75 Years
Enrollment
6,058 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Oct 24, 2026, 5:46 PM EDT
Completed Not applicable Interventional

Decreasing ED Utilization by Nudging Patients to Call Their Providers

NCT04567849
View directory record Official record
Conditions
Emergency Treatment, Telephone Hotlines
Interventions
message, provider, tele-nurse
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
Not listed
Enrollment
11,546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Oct 24, 2026, 5:46 PM EDT