Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 30, 2026, 4:11 PM EDT

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Showing 793–816 of 1,886 matching trials from the live ClinicalTrials.gov search.
Conditions
Food Allergy, Adherence, Medication
Interventions
Text Message Only, Text message + Incentive 1
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
15 Years to 19 Years
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Conditions
Physical Activity
Interventions
P-Mobile App
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
6 Years to 10 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
A Diagnosis of Any Hematologic or Solid Malignancy
Interventions
Daily SMS text messaging
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Not listed Not applicable Interventional Accepts healthy volunteers

GETSmart: Guided Education and Training Via Smart Phones to Promote Resilience

NCT02170194
Conditions
Subthreshold PTSD
Interventions
Resilience Enhancement Training via Smart Phone, Daily Text Messages
Behavioral
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Moderate Depression
Interventions
CBT-txt
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 25 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Knoxville, Tennessee
Conditions
Covid19
Interventions
No video, Video Text
Behavioral
Lead sponsor
NDRI-USA, Inc.
Other
Eligibility
18 Years and older
Enrollment
545 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Community-based Adolescent Diabetes Prevention Program

NCT02458131
Conditions
Pre-Diabetes
Interventions
TEEN HEED
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
13 Years to 19 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Randomized Clinical Trial to Reduce Harm From Tobacco

NCT02328794
Conditions
Smoking Cessation
Interventions
E-cigarette free access, E-cigarette/NRT/Zyban/Chantix Choice, Outcome Incentive arm, Loss framing incentive arm, Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
6,006 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Suicidal and Self-injurious Behavior, Linkage to Care
Interventions
adaptive intervention
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
8 Years to 17 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Providence, Rhode Island
Active, not recruiting Not applicable Interventional

Penn Medicine Food Market Study

NCT06283394
Conditions
Obesity, Diabetes
Interventions
Storefront Choice Architecture, Fresh Funds, Loss Framing
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
30 Years to 70 Years
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Cancer, Malignancy, Malignant Neoplasm
Interventions
Digital Intervention, Community Outreach
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Smartphone App-delivered Smoking Cessation Intervention, Health Promotion and Education, Biospecimen Collection, Questionnaire Administration
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 30 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Text Based Mobile Technology and Weight Loss

NCT03203655
Conditions
Obesity
Interventions
CareMessage™, Control Condition
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
21 Years to 65 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
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
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Telephone All Nations Breath of Life

NCT04764175
Conditions
Smoking Cessation
Interventions
Telephone All Nations Breath of Life, Comparison Program
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Completed Not applicable Interventional Results available

mActive: A Blinded, Randomized mHealth Activity Trial

NCT01917812
Conditions
Physical Activity
Interventions
Digital Activity Tracker, Smart Text Messaging
Device · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 69 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Baltimore, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Quitxt Mobile Text Messaging Cessation Research Study

NCT05958667
Conditions
Smoking Cessation
Interventions
Quitxt text messaging or Chat, Usual care
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 29 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Food Insecurity, Nutrition Poor
Interventions
Food as Medicine Delivery
Behavioral
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
10 Years and older
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Oakland, California
Conditions
Smoking, Pain, Smoking Cessation
Interventions
PASS2, Treatment as Usual
Behavioral · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
West Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers Results available

HPV Vaccine Intervention for Young Sexual Minority Men

NCT04032106
Conditions
Healthy Subject
Interventions
Best Practice, Informational Intervention, Questionnaire Administration, Text Message-Based Intervention
Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 25 Years · Male only
Enrollment
1,227 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
2
States / cities
Minneapolis, Minnesota • Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

An Interactive Patient-Centered Consent for Research Using Medical Records

NCT03063268
Conditions
Attitude to Computers, Attitude of Health Personnel, Researcher-Subject Relations, Trust, Communication Research
Interventions
Trust-Enhanced Messaging on E-Consent, Interactive features on E-Consent, Standard E-Consent
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
734 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Colorectal Cancer
Interventions
Lifestyle, screening
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
50 Years to 75 Years
Enrollment
1,458 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Pullman, Washington
Conditions
Advanced Cancer, Gastrointestinal Cancer
Interventions
Dyadic Text-Messaging Micro-Intervention
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Text Messaging-Based Smoking Cessation Program for Homeless Youth

NCT03874585
Conditions
Cigarette Smoking
Interventions
Group counseling and nicotine replacement, Group counseling, nicotine replacement, and text messaging support
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years to 25 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Los Angeles, California • Venice, California