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ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:14 PM EDT

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Showing 97–120 of 635 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: No message Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Plan and Pledge, HIV Self-testing in South Africa

NCT03898557
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Provision of HIV self-test with Commitment and planning prompts, Provision of HIV self-test
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
19 Years and older
Enrollment
1,479 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Using Physical Tracking to Predict Sunburn

NCT04977700
View directory record Official record
Conditions
Prevention
Interventions
Intervention Group
Behavioral
Lead sponsor
Klein Buendel, Inc.
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Golden, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Oct 21, 2026, 3:14 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

HIV/STD Risk and PrEP Implementation Messaging Among Gay, Bisexual, and Other Men Who Have Sex With Men

NCT06183502
View directory record Official record
Conditions
Sexually Transmitted Infections, Gay, Pre Exposure Prophylaxis
Interventions
Quantitative survey, HIV and STI testing, Qualitative Assessment
Behavioral · Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
675 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
3
States / cities
San Diego, California • Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Linking Emergency Department Patients to Assistance Programs Study

NCT05654220
View directory record Official record
Conditions
Social Determinants of Health
Interventions
Text Messaging Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional

Nudging High-acuity Emergency Department Patients to Schedule a Follow-up Visit

NCT06535347
View directory record Official record
Conditions
Emergency Service, Hospital
Interventions
Information about scheduling a follow-up appointment
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
6,814 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 21, 2026, 3:14 PM EDT
Completed No phase listed Observational

Pediatric Vaccinations

NCT04936776
View directory record Official record
Conditions
Pediatric ALL, Vaccination, Immunization
Interventions
Text messaging
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
1 Year to 2 Years
Enrollment
1,034 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 21, 2026, 3:14 PM 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 20, 2025 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Results available

Developing Text-based Support for Parents of Adolescents After an Emergency Department Visit

NCT05058664
View directory record Official record
Conditions
Suicide
Interventions
A-F texting component, P-F texting component
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
13 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional

Decreasing ED Utilization by Nudging Patients to Call Their Providers

NCT04567849
View directory record Official record
Conditions
Emergency Treatment, Telephone Hotlines
Interventions
message, provider, tele-nurse
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
Not listed
Enrollment
11,546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Decision-Framing in Psoriasis

NCT04136314
View directory record Official record
Conditions
Psoriasis Vulgaris, Psoriatic Arthritis, Psoriasis
Interventions
Decision-Framed Survey
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2022 · Synced Oct 21, 2026, 3:14 PM EDT
Not listed Not applicable Interventional

CPAP Adherence Pilot Study Among African Americans

NCT05955287
View directory record Official record
Conditions
Sleep Apnea
Interventions
Telemonitoring, Peer Based, CPAP Education, Usual Care
Behavioral
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 21, 2023 · Synced Oct 21, 2026, 3:14 PM 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 Sep 24, 2026 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional

Adapting the HITSystem to Support Prevention of Mother-to-child HIV Transmission

NCT02726607
View directory record Official record
Conditions
HIV
Interventions
HIV Infant Tracking System (HITSystem) 2.0, Standard of PMTCT care
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Proximal Effects of Alcohol on Same-Sex Intimate Partner Violence

NCT04625465
View directory record Official record
Conditions
Alcohol Consumption, Violence, Domestic, Stress, Psychological, Aggression
Interventions
CBT Text Messaging, Attention Control Text Messaging
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
21 Years and older
Enrollment
474 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Palliative Care Messaging for American Indians

NCT06359392
View directory record Official record
Conditions
Knowledge, Attitudes, Practice
Interventions
No message, Culture-centric message, General messge
Other
Lead sponsor
South Dakota State University
Other
Eligibility
18 Years and older
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Rapid City, South Dakota
Source: ClinicalTrials.gov public record
Updated Jun 27, 2024 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of the Impact of the IN•Clued Curriculum: An LGBTQ Sex ed Program

NCT04494477
View directory record Official record
Conditions
Teen Pregnancy, STD Prevention
Interventions
The IN•clued program
Behavioral
Lead sponsor
Philliber Research & Evaluation
Other
Eligibility
14 Years and older
Enrollment
1,401 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Accord, New York
Source: ClinicalTrials.gov public record
Updated Jul 31, 2020 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional

Text-message Support to Improve Oral Antibiotic Adherence After ED Discharge

NCT01388465
View directory record Official record
Conditions
Medication Adherence
Interventions
Mobile phone text messaging
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 21, 2012 · Synced Oct 21, 2026, 3:14 PM EDT
Terminated Phase 3 Interventional Results available

Management of Tobacco Treatment Intervention in Reducing Surgical Complications in Patients With Newly Diagnosed Lung Cancer Who Smoke Cigarettes

NCT02856581
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Varenicline, Placebo, Tobacco Cessation Counseling
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
374
States / cities
Fairbanks, Alaska • Kingman, Arizona • Jonesboro, Arkansas + 236 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2022 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mobile Messaging Intervention to Present New HIV Prevention Options for Men Who Have Sex With Men (MSM)

NCT03666247
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
HealthMindr Application, Waitlist
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
1,229 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
3
States / cities
Atlanta, Georgia • Detroit, Michigan • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving Survey Procedures for Young Men Who Have Sex With Men in Web-based HIV Prevention: Retention Study

NCT02424643
View directory record Official record
Conditions
Healthy
Interventions
Monetary Incentive, Altruistic Incentive, Dashboard Incentive
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 34 Years · Male only
Enrollment
1,131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 9, 2016 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Reinforcement Schedules to Increase Fruit&Vegetable Intake, Reduce Waste, and Increase School Lunch Participation

NCT05633251
View directory record Official record
Conditions
Behavioral Changes, Psychology, Social, Nutrition
Interventions
Variable (random) interval, Variable (non-random) interval, Variable (random) interval with table tents, Control
Behavioral
Lead sponsor
New Mexico State University
Other
Eligibility
11 Years to 16 Years
Enrollment
1,626 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Not applicable Interventional

Impact of Home Exercise Delivery on Compliance & Outcomes for Musculoskeletal Pain

NCT03470753
View directory record Official record
Conditions
Chronic Pain, Compliance, Patient, Chronic Low Back Pain, Knee Pain Chronic
Interventions
Number of Exercises, Type of Instruction, Delivery Type, Mobile Reminder
Other
Lead sponsor
Dan Rhon
Federal
Eligibility
18 Years to 65 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 21, 2026, 3:14 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial Assessing the Effectiveness of Text Messages in Improving Continuation of Birth Control

NCT01545609
View directory record Official record
Conditions
Initiation of a Birth Control Method
Interventions
Text messaging
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
15 Years to 19 Years · Female only
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 24, 2013 · Synced Oct 21, 2026, 3:14 PM EDT
Recruiting Early Phase 1 Interventional

Examining the Impact of the Parenting Young Children Check-up

NCT07734545
View directory record Official record
Conditions
Behavioral Health, Disruptive Behaviors, Parenting Behavior, Parenting Stress
Interventions
The Parenting Young Children Check-up
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 21, 2026, 3:14 PM EDT