Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 9:37 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
HIV/AIDS
Interventions
Control Arm, iSTEP
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers

Text Message and Competition-Based Interventions Among University Students

NCT06246812
Conditions
Physical Inactivity
Interventions
Deans' Fit Family Challenge, Text message
Behavioral
Lead sponsor
Auburn University
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Auburn, Alabama
Conditions
Schizophrenia, Schizo Affective Disorder, Psychosis
Interventions
Mobile Enhancement of Motivation (MEMS), Control
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
HIV Infections
Interventions
HIV-related text messaging, Nutrition-related text messaging
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
16 Years to 20 Years · Male only
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Text4Diet: A Text Messaging Program for Weight Loss

NCT01571258
Conditions
Text Messaging (Intervention), Control
Interventions
Text Messaging
Behavioral
Lead sponsor
Santech, Inc
Industry
Eligibility
21 Years to 65 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
San Diego, California
Conditions
Major Depressive Episode
Interventions
Text Messaging Intervention
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Heart Failure
Interventions
iCardia4HF
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
40 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
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
Conditions
Depressive Disorder, Violence
Interventions
+ Brief ED Intervention (BI), + Text
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
13 Years to 17 Years
Enrollment
620 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
2
States / cities
New Haven, Connecticut • Providence, Rhode Island
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Randomized Controlled Physical Activity App Intervention for Black Women

NCT07114900
Conditions
Physical Activity
Interventions
PA4Health app physical activity intervention, Wellness Text Messaging Program
Behavioral
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Stony Brook, New York
Conditions
Overweight, Weight Loss
Interventions
mDiet
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 60 Years
Enrollment
318 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
La Jolla, California
Conditions
Prostate Cancer
Interventions
Prolonged Nightly Fasting (PNF+), Healthy Diet Text Messaging
Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Charge: A Text Messaging-based Weight Loss Intervention

NCT03254940
Conditions
Weight Loss, Obesity
Interventions
Charge
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
534 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Patient Adherence, HIV
Interventions
SMS Text Message Reminder
Behavioral
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
16 Years to 29 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Peer Mentor Texting

NCT07380061
Conditions
Perinatal Depression, Perinatal Anxiety, Parenting Stress
Interventions
Peer mentor texting, Control
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
Not listed
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers Results available

Penn State TXT2Quit Study

NCT02367391
Conditions
Nicotine Dependence, Cigarettes
Interventions
Motivational Text Messages, Control
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years and older
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Hershey, Pennsylvania
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
Smoking
Interventions
Interventional Automated mobile phone text, Control Automated mobile phone text
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Conditions
Depressive Symptoms
Interventions
Resiliency App
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Heart Failure
Interventions
TEXT4HF
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
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
Conditions
Short Bowel Syndrome
Interventions
Text Message Arm Intervention
Other
Lead sponsor
St. Louis University
Other
Eligibility
Up to 18 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
SMS Intervention
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 12 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Pneumonia, Pneumococcal, Diabetes Mellitus, Breast Cancer, Colorectal Cancer
Interventions
Text message nudge
Behavioral
Lead sponsor
Mitesh Patel
Industry
Eligibility
18 Years and older
Enrollment
29,334 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
St Louis, Missouri