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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Reminder Systems Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Impact of a Mailed Educational Reminder on Fecal Occult Blood Testing (FOBT): A Randomized Controlled Trial

NCT00534053
View directory record Official record
Conditions
Colon Cancer
Interventions
Mailed Educational Reminder
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years to 100 Years
Enrollment
775 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Centralized IIS-based Reminder/Recall to Increase Childhood Influenza Vaccination Rates_2nd Trial in Colorado

NCT03246100
View directory record Official record
Conditions
Reminder Systems, Influenza Vaccines
Interventions
Reminders
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
6 Months to 17 Years
Enrollment
25,531 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 23, 2019 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional Results available

High-risk Influenza Vaccine Alert

NCT05492786
View directory record Official record
Conditions
Influenza
Interventions
Alert, Salient alert features, High-risk Text, Risk factors
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
80,452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 29, 2024 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Accountable Care Organizations/ Public Health Collaborative

NCT02133391
View directory record Official record
Conditions
Immunization Reminder System
Interventions
Centralized Reminder/Recall (R/R), Practice-based Reminder/Recall
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
19 Months and older
Enrollment
78,354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 28, 2017 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Personalized Reminder Information and Social Management System

NCT01497613
View directory record Official record
Conditions
Social Isolation, Social Support (Formal and Informal), Well-being/Quality of Life
Interventions
PRISM C: Computer Condition, PRISM B: Notebook Condition
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
65 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Guidelines for Drug Therapy of Hypertension: Multi-Site Implementation

NCT00122161
View directory record Official record
Conditions
Hypertension
Interventions
ATHENA Decision Support System, An Automated Clinical Decision Support System for Health Care Providers, Profiling performance
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
Not listed
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2005
U.S. locations
3
States / cities
Palo Alto, California • San Francisco, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Vermont Diabetes Information System

NCT00109369
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Information and decision support for providers and patients
Other
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
7,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jan 31, 2011 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Effect of a Secure Message Reminder on Hypertension Follow-up at an Integrated Health Care System

NCT01952119
View directory record Official record
Conditions
Hypertension
Interventions
Secure message reminder
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years to 75 Years
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 26, 2013 · Synced Jul 23, 2026, 9:30 PM EDT
Not listed Not applicable Interventional

Improving Safety and Quality With Outpatient Order Entry

NCT00243334
View directory record Official record
Conditions
Ambulatory Care Information Systems, Clinical Decision Support Systems
Interventions
Integration of advanced clinical decision support with ambulatory computerized physician order entry
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 17, 2013 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

UCLA Health Patient Health Maintenance With Interactive Text Reminder

NCT05791955
View directory record Official record
Conditions
Health Maintenance, Diabetes, Cancer
Interventions
Reminder of preventive care measures, Acknowledgement of personal responsibility, Planning prompt
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
10,751 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 1, 2025 · Synced Jul 23, 2026, 9:30 PM EDT
Not listed Early Phase 1 Interventional

Automated SMS-Based Appointment Validation Tool

NCT01671189
View directory record Official record
Conditions
Diabetes Mellitus Type 2, Adult-onset Diabetes
Interventions
SMS Reminder Software Tool
Other
Lead sponsor
Medic Mobile
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Mateo, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2012 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Seasonal Influenza Vaccination Reminders for Children With High-risk Conditions

NCT01431183
View directory record Official record
Conditions
Seasonal Influenza Vaccination
Interventions
Mailed influenza vaccination reminder notice
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
24 Months to 60 Months
Enrollment
3,618 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 8, 2011 · Synced Jul 23, 2026, 9:30 PM 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 4, 2026 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

PREVENT Pilot HPV - Related Cancers Trial

NCT06738355
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
335 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Evaluation of the School Kids Influenza Prevention Project

NCT03307642
View directory record Official record
Conditions
Childhood Influenza Vaccination, School-located Influenza Vaccination
Interventions
Text message notification
Other
Lead sponsor
University of Rochester
Other
Eligibility
4 Years to 19 Years
Enrollment
18,540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 11, 2018 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

A Study of Two Adherence Plans to Help HIV-Positive Patients Take Their Medications Correctly

NCT00001129
View directory record Official record
Conditions
HIV Infections
Interventions
Electronic Medication Reminder System, Medication Manager
Device · Behavioral
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
1,248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2003
U.S. locations
20
States / cities
San Francisco, California • Denver, Colorado • New Haven, Connecticut + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2013 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

UCLA Health Patient Health Maintenance Text Reminder

NCT05791942
View directory record Official record
Conditions
Health Maintenance, Diabetes, Cancer
Interventions
Reminder of preventive care measures, Persuasion via anecdote, Behavioral: Action prompt
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
10,583 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 1, 2025 · Synced Jul 23, 2026, 9:30 PM EDT
Terminated No phase listed Observational

GlowCap Reminder System in Patients With Early Stage Breast Cancer Receiving Adjuvant Endocrine Therapy

NCT01239251
View directory record Official record
Conditions
Breast Cancer
Interventions
GlowCap device
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
60 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

HPV IIS Reminder/Recall- New York State

NCT03057379
View directory record Official record
Conditions
Reminder Systems
Interventions
Vaccine Reminder Recall
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
11 Years to 17 Years
Enrollment
30,616 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2020 · Synced Jul 23, 2026, 9:30 PM EDT
Terminated Not applicable Interventional Results available

Patient Portal Flu Vaccine Reminders_RCT 4

NCT05052190
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Text Message R/R with Direct Appointment Schedule Link, Text Message R/R without Direct Appointment Schedule Link, Text Pre-Appointment Reminder, Portal Message R/R with Direct Appointment Schedule Link, Portal Message R/R without Direct Appointment Schedule Link, Portal Pre-Appointment Reminder
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Months and older
Enrollment
239,567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Study to Test Efficacy of Real-time Reminders on Apple Watch To Decrease Late or Missed Meal Boluses

NCT03809858
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Klue App
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 20, 2020 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

A Computerized Asthma Management System in the Pediatric Emergency Department

NCT01070147
View directory record Official record
Conditions
Asthma
Interventions
Computerized Asthma Management System
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Years to 28 Years
Enrollment
1,631 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Improving Antipsychotic Adherence Among Patients With Serious Mental Illness

NCT00057135
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
Unit of use medication packaging, Mailed reminders to patient when medication refills are due, Note to Mental Health Provider when refill is overdue, Aligning all prescriptions to fall due on same date
Behavioral · Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
5
States / cities
San Diego, California • Hines, Illinois • East Orange, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2015 · Synced Jul 23, 2026, 9:30 PM EDT
Completed Not applicable Interventional

Self-monitoring and Reminder Texts to Increase Physical Activity After Cancer: a Pilot Randomized Controlled Trial

NCT02966054
View directory record Official record
Conditions
Colon Cancer, Rectum Cancer
Interventions
Digital Health Physical Activity Intervention Group
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2018 · Synced Jul 23, 2026, 9:30 PM EDT