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Showing 1–24 of 63 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Reminder Systems Clear all
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 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional Results available

Remote BP Monitoring in the PP Period

NCT03728790
View directory record Official record
Conditions
Hypertensive Disorder of Pregnancy
Interventions
Remote Patient Monitoring
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 31, 2024 · Synced Jul 22, 2026, 1:19 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 22, 2026, 1:19 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Feasibility of Text4US Program

NCT05509738
View directory record Official record
Conditions
Reminder Systems, Text Messaging, Urinary Dysfunction, Urinary Bladder, Behavior Change Techniques
Interventions
SMS Text Messaging
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Feb 27, 2024 · Synced Jul 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- UCLA Portal R/R Influenza RCT 3

NCT04533685
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal Reminders for Influenza Vaccination: Direct scheduling link, Portal Reminders for Influenza Vaccination: No direct scheduling link, Pre-Commitment Prompt, Pre-Appointment flu vaccine reminders
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
4 Months and older
Enrollment
213,773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Jul 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional

Text Messaging and Atopic Dermatitis

NCT01216059
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
Text message to cell phone
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
10 Years to 17 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 2, 2012 · Synced Jul 22, 2026, 1:19 PM EDT
Not listed Not applicable Interventional

The Impact of a Video Cell Phone Reminder System on Glycemic Control in Patients With Diabetes Mellitus

NCT01075997
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
cell phone delivered tele-educational, cell phone
Device
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 24, 2010 · Synced Jul 22, 2026, 1:19 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 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Flu Shot Pre-visit Questionnaire

NCT05508698
View directory record Official record
Conditions
Influenza
Interventions
Precommitment Nudge, Salience
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
230,962 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Jul 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional

Population Versus Practice-based Interventions to Increase Immunizations

NCT01296906
View directory record Official record
Conditions
Health Services Research, Comparative Effectiveness, Immunization
Interventions
Recall conducted by private practices, Recall conducted centrally by local health department
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
19 Months and older
Enrollment
31,567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 20, 2013 · Synced Jul 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reminding Patients of the Important of Colorectal Cancer Screening Results in Patient-Initiated Promoting Colorectal Cancer Screening Via Colonoscopy

NCT01526239
View directory record Official record
Conditions
Colon Cancer
Interventions
Colorectal cancer screening pamphlet
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
45 Years and older
Enrollment
274 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 2, 2012 · Synced Jul 22, 2026, 1:19 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 22, 2026, 1:19 PM EDT
Active, not recruiting Not applicable Interventional Results available

Reminder-cue Scanning Training for Homonymous Visual Field Loss

NCT06136169
View directory record Official record
Conditions
Homonymous Hemianopia, Homonymous Quadrantanopia
Interventions
Reminder-cue scanning training
Behavioral
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
16 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Jul 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional

Effectiveness of Influenza Vaccine Reminder Systems

NCT01852656
View directory record Official record
Conditions
Asthma, Chronic Obstructive Pulmonary Disease
Interventions
Postcard and IVR Reminder Group, Postcard Only Reminder Group, IVR Only Reminder Group
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
19 Years to 64 Years
Enrollment
12,255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 13, 2013 · Synced Jul 22, 2026, 1:19 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 22, 2026, 1:19 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 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional

Primary Care Clinician Commitments to Choosing Wisely®

NCT02247050
View directory record Official record
Conditions
Health Services Misuse, Physician's Practice Patterns, Guideline Adherence, Unnecessary Procedures, Health Care Costs
Interventions
Commitment invitation
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
6
States / cities
Ann Arbor, Michigan • Brighton, Michigan • Canton, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated May 5, 2016 · Synced Jul 22, 2026, 1:19 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 22, 2026, 1:19 PM EDT
Completed Not applicable Interventional

UCLA Health Patient Health Maintenance Text Reminder July 2023

NCT05979987
View directory record Official record
Conditions
Health Maintenance, Diabetes, Cancer
Interventions
Reminder of preventive care measures, Persuasion via anecdote, Persuasion via anecdote without link, Persuasion via research
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
6,894 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 22, 2026, 1:19 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 22, 2026, 1:19 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 22, 2026, 1:19 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 22, 2026, 1:19 PM 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 10, 2025 · Synced Jul 22, 2026, 1:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Evaluation of VA's Traumatic Brain Injury (TBI) Clinical Reminder and Comprehensive TBI Evaluation (CTBIE)

NCT00852527
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
3
States / cities
Tucson, Arizona • Hines, Illinois • Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 27, 2015 · Synced Jul 22, 2026, 1:19 PM EDT