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ClinicalTrials.gov public records Last synced Oct 26, 2026, 10:56 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 625–648 of 769 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Telephone message Clear all
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

CONNECTing to LungCare

NCT06213532
View directory record Official record
Conditions
Smoking Cessation, Cigarette Smoking-Related Carcinoma, Lung Carcinoma
Interventions
Smoking Cessation Intervention, Saliva Collection, Survey Administration
Behavioral · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Culturally Tailored Smartphone Application for African American Smokers

NCT05188287
View directory record Official record
Conditions
Smoking Cessation
Interventions
HealthyCells
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional

Weight Management Among Breast Cancer Survivors

NCT02387671
View directory record Official record
Conditions
Body Weight
Interventions
Device: FitBit Flex wrist band, Device: FitBit Aria weight scale, Diet Intake Messages, Behavioral Counseling
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2016 · Synced Oct 26, 2026, 10:56 AM 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 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Results available

An Adaptive Intervention for Adolescents at Risk for Suicide: A Pilot SMART

NCT03838198
View directory record Official record
Conditions
Suicide, Self Harm
Interventions
MI-Enhanced Safety Plan at Hospitalization (1st Component), MI-Enhanced Text Boosters (2nd Component), MI-Enhanced Booster Call (3rd Component)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
13 Years to 17 Years
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 28, 2021 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Results available

Effect of Varied Outreach Methods on Appointment Scheduling, Appointment Completion, and Receipt of COVID-19 Vaccination

NCT04904744
View directory record Official record
Conditions
Health Care Utilization, Vaccine Preventable Disease
Interventions
Low tailored message, No message, Low tailored message plus COVID-19 vaccine message
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Years to 17 Years
Enrollment
1,235 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 28, 2024 · Synced Oct 26, 2026, 10:56 AM EDT
Recruiting Not applicable Interventional

Hypoglycemia Prevention in High-Risk Type 2 Diabetes Patients

NCT06746714
View directory record Official record
Conditions
Diabetes
Interventions
Proactive population care (active application of HOAP principles in patients flagged as high risk for hypoglycemia), Usual care, after system-side dissemination of HOAP
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Pleasanton, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional

Medication Adherence in Patients With Inflammatory Bowel Disease (IBD)

NCT02620514
View directory record Official record
Conditions
Inflammatory Bowel Disease, Crohn's Disease, Ulcerative Colitis
Interventions
Education and Reminders, Educational Visit, Medication Educational Visit, Financial Support
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 80 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Message Framing for Telephone Quitline Callers

NCT00589277
View directory record Official record
Conditions
Smoking, Nicotine Dependence
Interventions
Gain-Framed counseling & Gain-framed materials, Standard care counseling + standard materials
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
2,032 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2021 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Promoting Engagement and COVID-19 Testing for Health

NCT06141850
View directory record Official record
Conditions
COVID-19
Interventions
COVID-19 Test Reporting, Personalized Nudges via Text Messaging, Non-personalized Nudges via Text Messaging
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
290 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Innovative Physical Activity Interventions for Overweight Latinos

NCT02385591
View directory record Official record
Conditions
Sedentary Lifestyle
Interventions
Telephone Support, SMS Support
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
35 Years and older
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2020 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mindful Attention to Variability in Everyday Memory

NCT03949868
View directory record Official record
Conditions
Memory Lapse
Interventions
High Mindfulness, Low Mindfulness, Active control
Behavioral
Lead sponsor
Harvard University
Other
Eligibility
65 Years to 80 Years
Enrollment
188 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 26, 2026, 10:56 AM 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 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional

Study of Adolescent Immunization Recall Systems

NCT01390363
View directory record Official record
Conditions
Immunization, Reminder Systems
Interventions
Parent Only Phone Call, Parent and Adolescent Phone Call
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 17 Years · Female only
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Oct 26, 2026, 10:56 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

PREVENT HPV -Related Cancers Trial

NCT07217145
View directory record Official record
Conditions
HPV Vaccination, Uptake Vaccination, Series Completion
Interventions
PREVENT
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
1,455 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Recruiting Not applicable Interventional

Enhancing Cardiac Rehabilitation Attendance After Secondary Myocardial Infarction Through Clinician Messaging and Motivational Calls

NCT07485491
View directory record Official record
Conditions
Type 2 Myocardial Infarction
Interventions
Clinician-level intervention, Patient-level intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Mobile Phone App for Veterans With PTSD

NCT03199742
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic, Veterans
Interventions
Personalized App Coaching, Active Comparator
Behavioral
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Menlo Park, California
Source: ClinicalTrials.gov public record
Updated Apr 26, 2019 · Synced Oct 26, 2026, 10:56 AM EDT
Recruiting Not applicable Interventional

Prolonged Overnight Fasting and/or Exercise on Fatigue and Other Patient Reported Outcomes in Women With Hormone Receptor Positive Advanced Breast Cancer

NCT06123988
View directory record Official record
Conditions
HER2-positive Breast Cancer, Advanced Breast Cancer
Interventions
Prolonged Overnight Fasting, Moderate-Intensity Exercise, General Health Education Sessions
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
Phoenix, Arizona • Miami, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Phase 2 Interventional Results available

eIMPACT-DM Pilot Trial: Depression Treatment to Reduce Diabetes Risk

NCT04437485
View directory record Official record
Conditions
Depression, Major Depressive Disorder, Dysthymic Disorder, Depressive Symptoms, Type 2 Diabetes, PreDiabetes, Insulin Resistance
Interventions
Good Days Ahead (GDA), Problem Solving Treatment in Primary Care (PST-PC), Antidepressant Medications, Active Control
Behavioral · Drug · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 26, 2026, 10:56 AM 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 26, 2026, 10:56 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Chatbot Utilization for Pedigree Creation and Cancer Risk Assessment in Cancer Genetic Counseling

NCT07887620
View directory record Official record
Conditions
Hereditary Breast Carcinoma, Hereditary Malignant Neoplasm
Interventions
Text Message -based Navigation Intervenion, Artificial Intelligence based Intervention
Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional

Health4Kids Intervention Trial for Hispanic Families

NCT02343367
View directory record Official record
Conditions
Pediatric Obesity
Interventions
behavioral counseling, Education Materials, Face to face counseling session, Text messages, Telephone Counseling, Newsletters
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
6 Years to 11 Years
Enrollment
518 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 21, 2020 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Results available

Promoting Resilience and Lowering Risk in Early Childhood

NCT05479734
View directory record Official record
Conditions
Child Abuse, Child Neglect, Parenting, Child Development
Interventions
mHealth Intervention
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
0 Years to 99 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 26, 2026, 10:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Text My Hypertension BP Meds NOLA

NCT05074173
View directory record Official record
Conditions
Hypertension
Interventions
Text
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Oct 26, 2026, 10:56 AM EDT