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ClinicalTrials.gov public records Last synced Oct 18, 2026, 7:35 PM EDT

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

Showing 145–168 of 249 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Text Message Reminder Clear all
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility of Delivering VergeRx at FQHCs

NCT06161675
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
QuitAid, SmokefreeTXT, Nicotine Replacement Therapy Patch, Nicotine lozenge
Behavioral · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Serial SMS Reminders and an Opt-out Mailed FIT Kits to Improve Colorectal Screening Participation: A Single Center RCT

NCT03479645
View directory record Official record
Conditions
Bowel Cancer, Colon Cancer
Interventions
Serial text messages and mailed FIT kit
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years to 74 Years
Enrollment
440 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Oct 18, 2026, 7:35 PM EDT
Not yet recruiting Not applicable Interventional

Self-Compassion, Health, and Empowerment

NCT07733531
View directory record Official record
Conditions
Intimate Partner Violence (IPV), Depression and/or Anxiety Symptoms, PTSD - Post Traumatic Stress Disorder
Interventions
The Self-Compassion, Health, and Empowerment (SHE) Intervention, Health and Nutrition Program
Behavioral
Lead sponsor
Yang Li
Other
Eligibility
18 Years and older · Female only
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional

Automated Navigation to Improve Outpatient Colonoscopy Adherence

NCT03710213
View directory record Official record
Conditions
Adherence, Patient, Colonoscopy, Text Messaging
Interventions
Text Message-based Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 85 Years
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Oct 18, 2026, 7:35 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Behavioral Safety and Fentanyl Education: BSAFE

NCT07219082
View directory record Official record
Conditions
Drug Overdose, Drug Overdose Accidental
Interventions
BSAFE Intervention, Attention control
Behavioral
Lead sponsor
San Francisco Department of Public Health
Government
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing Multiple Behavioral Science Strategies to Increase Flu-Shot Rates at a Large Retail Pharmacy

NCT04590066
View directory record Official record
Conditions
Influenza, Human
Interventions
Flu shot text messages
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
734,383 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Results available

Harnessing mHealth and Social Support to Improve Diabetes Related Health Behavior for Inner-city Patients

NCT01945996
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
TExT MED, FANS
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 6, 2018 · Synced Oct 18, 2026, 7:35 PM EDT
Active, not recruiting Not applicable Interventional

Kaiser Colorado Flu Nudge

NCT07372950
View directory record Official record
Conditions
Influenza, Vaccination
Interventions
Behavioral economics framed test messaging
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
6 Months and older
Enrollment
100,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smart Capsule for Automatic Adherence Monitoring

NCT02344238
View directory record Official record
Conditions
Medication Adherence
Interventions
ID Capsule, Riboflavin, Prompts
Other · Dietary Supplement · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 8, 2018 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Results available

Texting to Improve Adherence in HIV+ With Bipolar Disorder

NCT02090634
View directory record Official record
Conditions
HIV Disease, Bipolar Disorder
Interventions
Psychoeducation, individualized Texting for Adherence Building (iTAB)
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 27, 2021 · Synced Oct 18, 2026, 7:35 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

BE Smokefree: Behavioral Economics Incentives to Engage Adolescents in Smoking Cessation

NCT03670264
View directory record Official record
Conditions
Smoking Cessation
Interventions
Quitline Incentive, Tobacco Cessation Incentive, Way to Health (WTH) Platform, Quitline Delivered Treatment
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
14 Years to 21 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional

Improving Medication Adherence in Pediatric Inflammatory Bowel Disease

NCT01536509
View directory record Official record
Conditions
Crohn's Disease, Ulcerative Colitis, Indeterminate Colitis, Inflammatory Bowel Disease
Interventions
Telehealth Behavioral Treatment (TBT), Education Only (EO)
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
11 Years to 18 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
9
States / cities
San Francisco, California • Hartford, Connecticut • Kansas City, Missouri + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2020 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Phase 1Phase 2 Interventional

Nurse Delivered Cell Phone Adherence Intervention (Pick It UP)

NCT01359280
View directory record Official record
Conditions
Medication Adherence
Interventions
Adherence Counseling, General Health Counseling, Text Messages
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 3, 2014 · Synced Oct 18, 2026, 7:35 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 12, 2018 · Synced Oct 18, 2026, 7:35 PM EDT
Not yet recruiting Not applicable Interventional

Adaptive Cell Phone Support (ACPS)

NCT07064824
View directory record Official record
Conditions
Medication Adherence
Interventions
Adaptive Cell Phone Support, Computer-Delivered Cell Phone Support, Automated Text Reminders
Behavioral
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
15 Years to 20 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Oct 18, 2026, 7:35 PM EDT
Not listed Not applicable Interventional

COVID-19 Booster Dose Reminder/Recall for Adolescents

NCT05571657
View directory record Official record
Conditions
COVID-19 Vaccines
Interventions
Reminder/Recall Sent Via Preferred Method of Communication
Behavioral
Lead sponsor
Marshfield Clinic Research Foundation
Other
Eligibility
12 Years to 17 Years
Enrollment
4,304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Marshfield, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Efficacy of Reminders to Complete HPV Series

NCT01731496
View directory record Official record
Conditions
Completion of Three Dose Series of HPV, Improvement in Vaccine Intervals Between HPV Doses
Interventions
Telephone reminder, Text Message reminder
Other
Lead sponsor
University of Rochester
Other
Eligibility
10 Years to 21 Years
Enrollment
749 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
3
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 6, 2015 · Synced Oct 18, 2026, 7:35 PM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Decision Support Tool to Integrate PrEP Into Emergency Departments

NCT07279129
View directory record Official record
Conditions
HIV
Interventions
Decision support tool, PrEP Delivery
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional

Mobile Health Intervention to Improve Adherence to Oral Anticancer Therapy

NCT07073807
View directory record Official record
Conditions
Cancer, Neoplasms
Interventions
SMART Intervention using TAPPT® for Adherence, Symptom, Financial, and Social Needs Monitoring
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
5
States / cities
Irvine, California • Newport Beach, California • Orange, California + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 18, 2026, 7:35 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 5, 2026 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional

Field Study of a Digital Therapeutic Platform to Facilitate Treatment for Methamphetamine-Primary Stimulant Use Disorder

NCT05266716
View directory record Official record
Conditions
Methamphetamine Abuse
Interventions
Affect Methamphetamine Treatment Program
Behavioral
Lead sponsor
Affect Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 4, 2022 · Synced Oct 18, 2026, 7:35 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effectiveness of SMS (Short Message Service) Text Messaging in Increasing Adherence to Gardasil

NCT01276184
View directory record Official record
Conditions
HPV Vaccines
Interventions
SMS Text Message
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
12 Years to 26 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced Oct 18, 2026, 7:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Engaging Seronegative Youth to Optimize HIV Prevention Continuum

NCT03134833
View directory record Official record
Conditions
HIV, Mental Health, Substance Use, STI
Interventions
Automated Messaging & Monitoring, Peer Support, Coaching
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 24 Years
Enrollment
1,478 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 5, 2022 · Synced Oct 18, 2026, 7:35 PM EDT
Active, not recruiting Not applicable Interventional

Impact of Adolescent Vaccine Reminder Notices Sent Via Preferred Method of Communication on HPV Vaccination

NCT05148559
View directory record Official record
Conditions
Papillomavirus Vaccines
Interventions
Reminder Sent Via Preferred Method of Communication, Reminder Sent Via Mailed Letter
Behavioral
Lead sponsor
Huong Nguyen, PhD
Other
Eligibility
12 Years to 12 Years
Enrollment
5,451 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Marshfield, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 21, 2025 · Synced Oct 18, 2026, 7:35 PM EDT