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Showing 1–24 of 627 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers Results available

Peers Promoting Exercise Adoption and Maintenance Among Cancer Survivors

NCT02694640
View directory record Official record
Conditions
Breast Cancer
Interventions
Reach Plus, Reach Plus Phone, Reach Plus Message
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
21 Years and older · Female only
Enrollment
161 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 9, 2024 · Synced Sep 2, 2026, 10:06 AM 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 Sep 2, 2026, 10:06 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Improving Show Rates in Dental Care Settings Serving Underserved Populations

NCT06581250
View directory record Official record
Conditions
Dental Care
Interventions
Reminder Messages, Walk-in Visits, Motivation-enhanced Communication
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Text4Vax: Text Message Reminders for Pediatric COVID-19 and Influenza Vaccines 2024-25 Season

NCT06603090
View directory record Official record
Conditions
Influenza, COVID-19, Vaccination Hesitancy
Interventions
Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 17 Years
Enrollment
66,147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Controlling Hyperglycemia Among Minority Population

NCT02681718
View directory record Official record
Conditions
Diabetes
Interventions
Community health worker education, Cell phone text messaging
Behavioral
Lead sponsor
Sinai Health System
Other
Eligibility
18 Years to 64 Years
Enrollment
272 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 25, 2018 · Synced Sep 2, 2026, 10:06 AM EDT
Not yet recruiting Phase 3 Interventional Accepts healthy volunteers

Basal Cell Carcinoma Chemoprevention Trial

NCT05212246
View directory record Official record
Conditions
Basal Cell Carcinoma
Interventions
5% Imiquimod cream, Placebo Vehicle Control Cream
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
1,630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Perceptions of Proposed Warnings for Cannabis Edibles Packaging

NCT07496489
View directory record Official record
Conditions
Cannabis Use
Interventions
No Warning Control, Delayed Effects Text Only, Delayed Effects Plus Icon, Delayed Effects Plus Dose, Delayed Effects Plus Dose Plus Adverse Effects
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 65 Years
Enrollment
1,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventative Misconception Intervention

NCT01049139
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
1-sided messages, 2-sided messages
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
16 Years to 19 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
4
States / cities
San Francisco, California • New Orleans, Louisiana • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2017 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PROmotion of COVID-19 BOOSTer VA(X)Ccination in the Emergency Department - PROBOOSTVAXED

NCT06156215
View directory record Official record
Conditions
COVID-19
Interventions
Vaccine Messaging, Vaccine Acceptance Question
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
919 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
7
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Flu2Text: Text Message Reminders for 2nd Dose of Influenza Vaccine

NCT03287830
View directory record Official record
Conditions
Influenza, Vaccination
Interventions
Text message influenza vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 8 Years
Enrollment
2,105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Sep 2, 2026, 10:06 AM EDT
Active, not recruiting Not applicable Interventional

Promoting Preconception Care and Diabetes Self-Management Among Reproductive-Aged Women With Diabetes

NCT04976881
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Electronic Health Record, Primary Health Care, Reproductive Behavior
Interventions
Medication Reconciliation (MedRec) Tool, Provider Alert and Decision Support, PREPSheet, Text Messaging
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
840 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Diabetes Connect: Patients and Providers Use of a Secure Website for Blood Glucose Monitoring in Type-2 Diabetes

NCT00812539
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Subject/Provider Portal "Diabetes Connected Health" tool - Deluxe, Subject only Portal "Diabetes Connected Health Tool" Basic
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 1, 2013 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feeding America's Bravest: Mediterranean Diet-Based Interventions to Change Firefighters' Eating Habits

NCT02941757
View directory record Official record
Conditions
Diet, Mediterranean, Health Behavior, Program Sustainability, Program Effectiveness
Interventions
Mediterranean diet Intervention
Behavioral
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
18 Years and older
Enrollment
486 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional

A Novel Motivational Ecological Momentary Intervention for Anorexia Nervosa

NCT02076854
View directory record Official record
Conditions
Eating Disorders
Interventions
Text-Message Intervention
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

COVID-19 Booster Incentives

NCT05648773
View directory record Official record
Conditions
Booster Message, Booster Message + Financial Incentive
Interventions
Messaging, Financial Incentive, Placebo
Behavioral · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
57,893 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Martinez, California
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Mailed FIT Outreach 2022

NCT05341622
View directory record Official record
Conditions
Colorectal Cancer, Colon Cancer
Interventions
Differentiated Box, Standard Mail, Text, No Text, Reminder, No Reminder
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
50 Years to 74 Years
Enrollment
5,460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 23, 2024 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brief mHealth Self-Compassion Intervention on Internalized Weight Bias

NCT04678973
View directory record Official record
Conditions
Obesity, Stigma, Social
Interventions
Self-compassion mindfulness practice
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Sep 2, 2026, 10:06 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Optimizing Technology-Delivered Interventions for Smoking in Pregnancy: The Mommy Check-Up Study.

NCT02340624
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Referral to SmokeFreeMoms, Quitline or Brief intervention
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 15, 2015 · Synced Sep 2, 2026, 10:06 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Feasibility and Preliminary Efficacy of the Mindful-Healthy Family Intervention With Rural Families

NCT05324969
View directory record Official record
Conditions
Overweight and Obesity
Interventions
MM-based MI, healthy education
Behavioral · Other
Lead sponsor
Michigan State University
Other
Eligibility
3 Years to 11 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 11, 2024 · Synced Sep 2, 2026, 10:06 AM 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 13, 2015 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Messaging Intervention to Increase Medicare Annual Wellness Visits -- The NUDGE AWV Clinical Trial

NCT06640426
View directory record Official record
Conditions
Annual Wellness Visit, Breast Cancer Screening, Colon Cancer Screening
Interventions
Two Messaging Nudges, Five messaging nudges
Behavioral
Lead sponsor
Laura Feemster
Industry
Eligibility
65 Years and older
Enrollment
29,842 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Lottery Incentive Nudges to Increase Influenza Vaccinations

NCT05012163
View directory record Official record
Conditions
Influenza, Vaccination, Health Promotion, Health Behavior
Interventions
Reminder, Financial incentive, Lottery
Behavioral
Lead sponsor
National Bureau of Economic Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
57,581 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 29, 2024 · Synced Sep 2, 2026, 10:06 AM EDT
Active, not recruiting Not applicable Interventional

Behavioral Economic Approaches for Population-Based Colorectal Cancer Screening

NCT05693649
View directory record Official record
Conditions
Colorectal Cancer
Interventions
No Direct Patient Outreach, Direct Patient Outreach: Colonoscopy Only, Direct Patient Outreach: Sequential Choice, Visit-Based Nudge/Text, No Nudge/Text
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
50 Years to 72 Years
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Sep 2, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Testing the Impact of Smartphone-based Messaging to Support Young Adult Smoking Cessation - Pilot

NCT05991934
View directory record Official record
Conditions
Tobacco Cigarette Smoking
Interventions
Smartphone-based intervention messages
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 30 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2025 · Synced Sep 2, 2026, 10:06 AM EDT