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ClinicalTrials.gov public records Last synced Oct 19, 2026, 6:34 AM EDT

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Showing 1–24 of 216 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Reminder Phone Clear all
Completed Not applicable Interventional Accepts healthy volunteers

State Immunization Information Systems to Improve HPV Vaccination Rates

NCT02993965
View directory record Official record
Conditions
Vaccine, Human Papiloma Virus Vaccine, HPV Vaccine, Immunization, Health Registry, Adolescent Health, Reproductive Health, Preventive Health Services
Interventions
Vaccine Reminder/Recall
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
11 Years to 17 Years
Enrollment
77,716 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 20, 2020 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Brief Acceptance and Commitment Therapy for HIV-infected At-risk Drinkers

NCT03974061
View directory record Official record
Conditions
Treatment
Interventions
Brief Acceptance and Commitment Therapy, Brief Alcohol Intervention
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 19, 2026, 6:34 AM EDT
Recruiting Not applicable Interventional

Remote Monitoring and Management of Chemotherapy Induced Peripheral Neuropathy

NCT04763356
View directory record Official record
Conditions
Chemotherapy-induced Peripheral Neuropathy
Interventions
Symptom Care at Home with NP follow up
Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
3
States / cities
Salt Lake City, Utah • Burlington, Vermont • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 19, 2026, 6:34 AM 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 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Behavioral Science to Improve Colorectal Cancer Screening Rates With Mailed FIT Kits

NCT04746469
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Delayed automated phone call
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 75 Years
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Oct 19, 2026, 6:34 AM 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 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Implementing Evidence Based Treatment of Hypertension

NCT00265538
View directory record Official record
Conditions
Hypertension
Interventions
Patient educational letter to engage provider in hypertension rx discussion, Financial incentive (Arms B and C) and health educator phone call (Arm C)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
834 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Iowa City, Iowa • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 20, 2020 · Synced Oct 19, 2026, 6:34 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Postpartum Diabetes Screening in Women With Gestational Diabetes

NCT02520336
View directory record Official record
Conditions
Diabetes, Gestational
Interventions
Reminder
Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 11, 2015 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Comparative Effectiveness Trial of Two Reminder/Recall Methods to Increase Immunization Rates in Young Children

NCT01557621
View directory record Official record
Conditions
Immunization Rates
Interventions
Collaborative Pop-Based R/R: Phone/Mail Group, Collaborative Pop-Based R/R: Mail-Only Group, Practice-based Recall
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
19 Months to 5 Years
Enrollment
68,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Aurora, Colorado • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 16, 2015 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

CBPR Strategies to Increase Colorectal Cancer Screening in Ohio Appalachia

NCT01904656
View directory record Official record
Conditions
Colon Cancer, Rectal Cancer
Interventions
"Get Behind your health", Peaches
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
51 Years to 75 Years
Enrollment
4,509 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 25, 2022 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Using Behavioral Economics to Enhance Appointment Reminders and Reduce Missed Visits

NCT03850431
View directory record Official record
Conditions
Appointment Reminders
Interventions
Social Norms + Behavioral Instructions, Caring + Consequences for Others + Behavioral Instructions, Caring + Consequences for Self + Behavioral Instructions, Caring + Consequences for Others + Consequences for Self + Social Norms + Behavioral Instructions
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
34,516 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 19, 2024 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Patient Portal Flu Vaccine Reminders_RCT 5 (LADHS)

NCT05535777
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Enhanced texts with Callback by a Person, Enhanced Bidirectional Texts
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
246,295 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 11, 2025 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hybrid Effectiveness-Implementation Study to Improve Clopidogrel Adherence

NCT01609842
View directory record Official record
Conditions
Cardiovascular Disease, Acute Coronary Syndrome
Interventions
Multifaceted Intervention with pharmacist and IVR
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 91 Years
Enrollment
14,573 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
15
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Gainesville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2023 · Synced Oct 19, 2026, 6:34 AM 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 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Improving Follow-Up Adherence in a Primary Eye Care Setting

NCT02001129
View directory record Official record
Conditions
Eye Diseases
Interventions
Automated Telephone System, Personalized Telephone Call, Usual Care
Behavioral
Lead sponsor
Wills Eye
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 29, 2016 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Human Papillomavirus Self-Collection on Cervical Cancer Screening in High Risk Women: My Body, My Test 3

NCT02651883
View directory record Official record
Conditions
Cervical Cancer, Uterine Cervical Neoplasms, Human Papillomavirus
Interventions
Screening invitation (with education), Self-collection for HPV testing
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
25 Years to 64 Years · Female only
Enrollment
665 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 2, 2022 · Synced Oct 19, 2026, 6:34 AM EDT
Terminated Not applicable Interventional

Evaluation of an Intervention on Adherence to Highly Active Antiretroviral Therapy (HAART) in HIV Infected Adults

NCT00203853
View directory record Official record
Conditions
HIV Infections
Interventions
pillbox, wristwatch
Device
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 5, 2013 · Synced Oct 19, 2026, 6:34 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Proactive Outreach With FIT

NCT06269744
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Proactive Screening Outreach
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
45 Years to 75 Years
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Computer Assisted Cognitive Behavior Therapy for Obsessive Compulsive Disorder: A Comprehensive Stepped-Care Approach

NCT01522287
View directory record Official record
Conditions
Obsessive Compulsive Disorder
Interventions
Computer-Assisted Cognitive Behavior Therapy (BT STEPS)
Behavioral
Lead sponsor
Center for Psychological Consultation
Other
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 14, 2014 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Text Message Reminder-Recalls For Early Childhood Vaccination

NCT01199666
View directory record Official record
Conditions
Vaccination
Interventions
Text message
Other
Lead sponsor
Columbia University
Other
Eligibility
9 Months to 50 Years
Enrollment
2,586 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 25, 2014 · Synced Oct 19, 2026, 6:34 AM EDT
Completed No phase listed Observational

Tobacco-Focused Patient Navigation to Address Barriers to Utilization of Community-Based Smoking Cessation Services in Primary Care

NCT01678118
View directory record Official record
Conditions
Minority Smokers
Interventions
Patient Navigator
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Evaluating a Novel Method of Generalizing Emotion Regulation

NCT01653548
View directory record Official record
Conditions
Problems With Emotion Regulation, Psychological Distress, Difficulties Coping With Negative Emotions, Anxiety, Depression, Borderline Personality Disorder
Interventions
Habituation Reminder Training, Habituation Reminder, Habituation
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
372 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2016 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Prehabilitation Intervention to Maximize Early Recovery (PRIMER) in Liver Transplantation

NCT03584646
View directory record Official record
Conditions
Liver Diseases, End Stage Liver Disease, Frailty
Interventions
Nokia GO Wearable StepTracker, Medication Reminder, Weekly Check-in appointment with study team or provider
Device · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 95 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2023 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lay Health Worker Outreach in Increasing Colorectal Cancer Screening in Asian Americans

NCT03115372
View directory record Official record
Conditions
Colorectal Carcinoma, Health Status Unknown, Healthy Subject
Interventions
Educational Intervention, Informational Intervention, Survey Administration, Telephone-Based Intervention
Other · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
50 Years to 75 Years
Enrollment
982 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
4
States / cities
Los Angeles, California • Sacramento, California • San Francisco, California + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2020 · Synced Oct 19, 2026, 6:34 AM EDT