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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:47 AM EDT

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Showing 361–384 of 635 matching trials from the live ClinicalTrials.gov search.
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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 20, 2025 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

A Randomized Trial of Recruitment Strategies for Research Participation

NCT02697799
View directory record Official record
Conditions
Incentives, Research Ethics
Interventions
High-level recruitment strategy consent form, Mid-level recruitment strategy consent form
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
4
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Chatbot Intervention for Reducing HPV Vaccine Hesitancy

NCT05959564
View directory record Official record
Conditions
Cervical Cancer, Anal Cancer, Penile Cancer
Interventions
Personalized Chatbot Intervention, Non-Personalized Chatbot Intervention, No Chatbot Control
Behavioral
Lead sponsor
University of Maryland, College Park
Other
Eligibility
18 Years and older
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
College Park, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 21, 2024 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Culturally Appropriate Nutrition Communication for Mexican American Women

NCT04352530
View directory record Official record
Conditions
Lifestyle Risk Reduction, Nutrition Poor, Chronic Disease, Obesity, Cancer, Breast
Interventions
Health Communication
Other
Lead sponsor
University of California, Merced
Other
Eligibility
18 Years to 29 Years
Enrollment
881 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Merced, California
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Optimizing Gastrointestinal Procedure Appointments

NCT03879616
View directory record Official record
Conditions
Gastrointestinal Disease
Interventions
An Enhanced Reminder
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
21 Years to 120 Years
Enrollment
15,974 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 21, 2022 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

SMS Education for Post-operative Pain

NCT04039191
View directory record Official record
Conditions
Opioid Use, Pain, Postoperative
Interventions
SMS education, SMS survey
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

A Text Message Behavioral Intervention to Reduce Alcohol Consumption in Young Adults

NCT01688245
View directory record Official record
Conditions
Alcohol Consumption, Alcohol Intoxication
Interventions
SMS Assessments & Feedback, SMS Assessments
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 25 Years
Enrollment
765 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 27, 2015 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

SCALE-UP Utah II: Community-Academic Partnership to Address COVID-19 Conversational Agent Study

NCT05533359
View directory record Official record
Conditions
COVID-19
Interventions
Text-Messaging (TM), Conversational Agent (CA), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
2,117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 15, 2025 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

Resiliency in Total Joint Arthroplasty

NCT04357262
View directory record Official record
Conditions
Osteoarthritis
Interventions
StreaMD
Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 15, 2022 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

Behavioral Economics and Self-Determination Theory to Change Diabetes Risk (BEST Change)

NCT04902326
View directory record Official record
Conditions
Pre Diabetes
Interventions
Automated educational text messages, Autonomy-supportive automated educational text messages, Financial incentives, Tailored text messages
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 29, 2024 · Synced Oct 22, 2026, 10:47 AM EDT
Terminated Not applicable Interventional

Text Message Intervention to Improve Cardiac Rehab Participation

NCT03346278
View directory record Official record
Conditions
Myocardial Infarction, Percutaneous Coronary Intervention, Coronary Artery Bypass Surgery, Heart Valve Repair or Replacement, Heart Transplant, Left Ventricular Assist Device, Chronic Stable Angina, Chronic Stable Heart Failure
Interventions
Text Messaging Intervention
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
21 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2018 · Synced Oct 22, 2026, 10:47 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of a Non-nutritive Sweetener Reduction Intervention in Pregnancy and Lactation on Maternal and Infant Outcomes

NCT06548828
View directory record Official record
Conditions
Gestational Diabetes Mellitus in Pregnancy, Glucose Intolerance During Pregnancy, Non-nutritive Sweeteners Consumption in Pregnancy and/or Lactation
Interventions
NNS Restriction Intervention, Control Intervention
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
324 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

Preventing Posttraumatic Osteoarthritis With Physical Activity Promotion

NCT04906499
View directory record Official record
Conditions
Anterior Cruciate Ligament Injuries, Exercise, Cartilage, Articular, Knee Injuries, Osteoarthritis, Osteoarthritis, Knee, Arthritis, Joint Diseases
Interventions
Physical Activity Promotion
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 29, 2024 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PREVENT HPV-Related Cancers - BootCamp Translation

NCT06290206
View directory record Official record
Conditions
HPV Vaccination, Vaccine; Uptake, Vaccination; Series Completion
Interventions
PREVENT - BCT
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 18, 2025 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing Message Modality of Culturally Appropriate Nutrition Communication for Mexican American Women

NCT04710108
View directory record Official record
Conditions
Sugar Sweetened Beverage Consumption, Nutrition, Lifestyle-related Condition, Lifestyle Risk Reduction
Interventions
Health Communication
Other
Lead sponsor
University of California, Merced
Other
Eligibility
18 Years to 29 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Merced, California
Source: ClinicalTrials.gov public record
Updated May 19, 2022 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

Nudging Flu Vaccination by Making it Easy for Patients to Schedule a Flu Shot

NCT05493787
View directory record Official record
Conditions
Influenza
Interventions
Reminder
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
139,503 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 30, 2024 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PROmotion of FLU Vaccine Uptake in the Emergency Department - PROFLUVAXED

NCT05836818
View directory record Official record
Conditions
Influenza Vaccination
Interventions
Question (Q), Messaging (M)
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
776 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
8
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 22, 2026, 10:47 AM EDT
Recruiting Not applicable Interventional

CMSL Ambulatory Sensitive Condition Nudge Study 2

NCT07028398
View directory record Official record
Conditions
Behavioral Intervention, Emergency Department Visits, Nurse Care Coordination
Interventions
Nurse Nudge
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
30 Years and older
Enrollment
12,990 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Phase 3 Interventional Results available

PROStep: A Feasibility Trial Using PROs and Step Data to Monitor Patients With Lung and GI Cancers

NCT04616768
View directory record Official record
Conditions
Cancer, Lung Cancer, Gastro-intestinal
Interventions
PRO questionnaire, Step monitoring, Active nudge text feedback, PROStep Dashboard (clinicians)
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Oct 22, 2026, 10:47 AM EDT
Terminated Not applicable Interventional Results available

Just-In-Time Adaptive Interventions for Addictive Behaviors

NCT03538652
View directory record Official record
Conditions
Addiction
Interventions
Formative Interviews (not an intervention), Cognitive-behavioral therapy (CBT), Acceptance and commitment therapy (ACT), No intervention
Other · Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 75 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional

Electronic Record Assimilation and Subsequent Eradication of Hepatitis C

NCT04873609
View directory record Official record
Conditions
Hepatitis C, Liver Diseases
Interventions
Patient portal message
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
54 Years to 74 Years
Enrollment
1,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 22, 2021 · Synced Oct 22, 2026, 10:47 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Connect to Baby: A Pilot Study of a Parenting and Coparenting Program

NCT06179576
View directory record Official record
Conditions
Parenting
Interventions
Connect to Baby
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
2 Months to 40 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Minnesota COVID-19 Testing Project

NCT04568889
View directory record Official record
Conditions
Covid19, Infectious Disease
Interventions
A $10 Survey Incentive, A $20 Survey Incentive, Emphasis of Government Involvement, Emphasis of Academic Researchers Involvement, Cost-Benefit Frame, Duty Frame, Racial/Ethnic Frame, No Messaging
Behavioral
Lead sponsor
Harvard University
Other
Eligibility
18 Years and older
Enrollment
561 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
10
States / cities
Bloomington, Minnesota • Columbia Heights, Minnesota • Eden Prairie, Minnesota + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2022 · Synced Oct 22, 2026, 10:47 AM EDT
Completed Not applicable Interventional Results available

System Alignment for VaccinE Delivery (SAVED): Improving Rates of Influenza and Pneumococcal Vaccination Through Patient Outreach, Improved Medical Record Accuracy and Targeted Physician Alerts

NCT02266277
View directory record Official record
Conditions
Influenza, Infections, Pneumococcal
Interventions
Arm 1: E-portal message with IVR call, Arm 2: E-portal message with no IVR call, Arm 3: No e-portal message with IVR call, Arm 5: IVR call
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
30,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 31, 2017 · Synced Oct 22, 2026, 10:47 AM EDT