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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Directly Observed Therapy (DOT) Clear all
Completed Not applicable Interventional Results available

Nurse-Led Community Health Worker Adherence Model in 3HP Delivery Among Homeless Adults at Risk for TB Infection and HIV

NCT03702049
View directory record Official record
Conditions
Latent Tuberculosis Infection
Interventions
Nurse-led Community Health Worker TBI (RN/CHW TBI) program
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2024 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

VDOT for Monitoring Adherence to LTBI Treatment

NCT02641106
View directory record Official record
Conditions
Tuberculosis, Latent Tuberculosis Infection
Interventions
Video Directly Observed Therapy, In-Person DOT
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
13 Years and older
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Transgender Youth and PrEP: PK, Safety, Uptake & Adherence - PK Study

NCT03652623
View directory record Official record
Conditions
HIV/AIDS, Gender, Behavior and Behavior Mechanisms
Interventions
TDF/FTC
Drug
Lead sponsor
Hektoen Institute for Medical Research
Other
Eligibility
15 Years to 24 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 31, 2024 · Synced Sep 22, 2026, 4:55 AM EDT
Completed No phase listed Observational

Behavioral Interventions for Control of TB

NCT00005739
View directory record Official record
Conditions
Lung Diseases, Tuberculosis
Interventions
Community-based directly observed therapy (DOT), Clinic directly observed therapy (DOT)
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 22, 2015 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

An Evaluation of Traditional Directly Observed Therapy (DOT) and Electronic DOT for TB Treatment

NCT03266003
View directory record Official record
Conditions
Tuberculosis, Drug-resistant Tuberculosis, Adherence, Medication, Adherence, Patient
Interventions
Electronic DOT, In-person DOT
Other
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
12 Years and older
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
4
States / cities
Brooklyn, New York • Jackson Heights, New York • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

Trial of Adherence App for Buprenorphine Treatment (TAAB) Study

NCT03779997
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
Video-based DOT Application
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Results available

Wirelessly Observed Therapy in Comparison to Directly Observed Therapy for the Treatment of Tuberculosis

NCT01960257
View directory record Official record
Conditions
Tuberculosis
Interventions
Digital Health Feedback System, SOC DOT
Device · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Recruiting Not applicable Interventional

Mobile Video Directly Observed Therapy (DOT) for Immunosuppression Medication Adherence in Adolescent Heart Transplant Recipients

NCT05732779
View directory record Official record
Conditions
Heart Transplant Rejection, Immune Suppression, Pediatric Heart Transplant, Medication Nonadherence, Health Behavior, Remote Monitoring, Patient Engagement
Interventions
DOT intervention
Other
Lead sponsor
University of Florida
Other
Eligibility
10 Years to 21 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
4
States / cities
Coral Gables, Florida • Gainesville, Florida • Hollywood, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

School-based Asthma Care for Teens (SB-ACT)

NCT02206061
View directory record Official record
Conditions
Asthma
Interventions
School-Based Asthma Care for Teens (SB-ACT), Directly Observed Therapy, Asthma Education
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
12 Years to 16 Years
Enrollment
430 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional

A Pilot Study of mDOT for Immunosuppressant Adherence in Adolescent Kidney Transplant Recipients

NCT03504137
View directory record Official record
Conditions
Medication Adherence, Kidney Transplant
Interventions
mHealth Intervention
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
14 Years to 21 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 18, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 2 Interventional

Antidepressant Medication Plus Directly Observed Therapy for Improving Adherence to Antiretroviral Therapy

NCT00338767
View directory record Official record
Conditions
HIV Infections, Depression
Interventions
Directly Observed Therapy (DOT), Fluoxetine
Behavioral · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 14, 2013 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Truvada for HIV Pre Exposure Prophylaxis Using Daily Directly Observed Therapy to Look at Potential Interactions Between Truvada and Hormone Therapy

NCT04050371
View directory record Official record
Conditions
HIV Prevention, Transgender Health
Interventions
200 mg emtricitabine and 300 mg tenofovir disoproxil fumarate
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 10, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

Varenicline Smoking Cessation Treatment for Methadone Maintenance Patients

NCT01378858
View directory record Official record
Conditions
Tobacco Use Disorder, Medication Adherence
Interventions
Varenicline
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2021 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional

Directly Observed Hepatitis C Treatment in Methadone Clinics

NCT01442311
View directory record Official record
Conditions
Hepatitis C, Medication Adherence
Interventions
enhanced DOT (both pegylated interferon alfa-2a and ribavirin), standard DOT (PEG-DOT control arm)
Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2015 · Synced Sep 22, 2026, 4:55 AM EDT
Recruiting Not applicable Interventional

Project ASTHMA - Aligning With Schools To Help Manage Asthma and Improve Outcomes

NCT06539312
View directory record Official record
Conditions
Asthma in Children, Directly Observed Therapy
Interventions
APP assessment and management of asthma
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
4 Years to 13 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 22, 2026, 4:55 AM EDT
Completed No phase listed Observational

Directly Observed Therapy in HIV Infected Adolescent Focus Groups

NCT00079729
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years to 21 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004
U.S. locations
3
States / cities
Los Angeles, California • Miami, Florida • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 28, 2012 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 3 Interventional Results available

Study 33: Adherence to Latent Tuberculosis Infection Treatment 3HP SAT Versus 3HP DOT

NCT01582711
View directory record Official record
Conditions
Latent Tuberculosis Infection
Interventions
Self Administered Therapy (SAT), SMS reminders, isoniazid and rifapentine
Behavioral · Drug
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
1,002 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
9
States / cities
San Francisco, California • Denver, Colorado • Washington D.C., District of Columbia + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Trial of Directly Observed and Long-term Varenicline

NCT03365362
View directory record Official record
Conditions
Tobacco Use Disorder, Opioid-use Disorder
Interventions
Long-Term Varenicline, Short-Term Varenicline, Directly Observed Therapy, Self Administered Therapy
Drug · Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 29, 2024 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional

Directly Observed Therapy for HIV Infected Adolescents

NCT00259389
View directory record Official record
Conditions
HIV Infections
Interventions
Directly observed therapy (DOT)
Behavioral
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years to 25 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
6
States / cities
Los Angeles, California • San Diego, California • Detroit, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2012 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional

Using Artificial Intelligence to Measure and Optimize Adherence in Patients on Anticoagulation Therapy.

NCT02599259
View directory record Official record
Conditions
Stroke
Interventions
Monitored (M+)
Device
Lead sponsor
AiCure
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Phase 3 Interventional

Directly Observed Therapy in High Risk Populations in Newark, NJ

NCT00285883
View directory record Official record
Conditions
Directly Observed Therapy, HIV Infections
Interventions
Invirase, Norvir
Drug
Lead sponsor
Saint Michael's Medical Center
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 27, 2006 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

Vitamin D Absorption in HIV Infected Young Adults Being Treated With Tenofovir Containing cART

NCT01751646
View directory record Official record
Conditions
HIV Infection
Interventions
Vitamin D3 50,000 IU, Vitamin D3 placebo
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
16 Years to 24 Years
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
16
States / cities
Los Angeles, California • Washington D.C., District of Columbia • Fort Lauderdale, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2019 · Synced Sep 22, 2026, 4:55 AM EDT
Recruiting Not applicable Interventional

Promoting Asthma Management Guidelines With Technology-Based Intervention and Care Coordination in Clinics and Schools

NCT07224061
View directory record Official record
Conditions
Asthma in Children
Interventions
PRAGMATIC-S
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
4 Years to 12 Years
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2033
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 22, 2026, 4:55 AM EDT
Completed Not applicable Interventional

Using Artificial Intelligence To Monitor Medication Adherence in Opioid Replacement Therapy

NCT02243670
View directory record Official record
Conditions
Opiate Addiction, Medication Non-adherence, Addiction, Opioid Dependence
Interventions
AiCure monitoring and intervention
Device
Lead sponsor
AiCure
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Sep 22, 2026, 4:55 AM EDT