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ClinicalTrials.gov public records Last synced Sep 30, 2026, 8:59 AM EDT

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Showing 49–72 of 77 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Guanfacine/Tenex Clear all
Completed Phase 4 Interventional Results available

Intuniv vs Placebo in the Treatment of Childhood Intermittent Explosive Disorder

NCT02048241
View directory record Official record
Conditions
Intermittent Explosive Disorder, Childhood Aggression, Oppositional Defiant Disorder, Attention Deficit Disorder
Interventions
Parent Management Training, Placebo, Intuniv
Behavioral · Other · Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
6 Years to 12 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 13, 2018 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Guanfacine to Reduce Relapse Risk in Women With Alcohol Use Disorder (AUD)

NCT03137082
View directory record Official record
Conditions
Alcohol Abstinence
Interventions
Guanfacine XR 3mgs/daily, Placebo (for guanfacine)
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Sep 30, 2026, 8:59 AM EDT
Recruiting Phase 1 Interventional

Combined Guanfacine and Mindfulness Meditation as an Adjunct to Buprenorphine Maintenance in Opioid Use Disorder

NCT06642181
View directory record Official record
Conditions
Mindfulness, Guanfacine, Opioid Use Disorder
Interventions
Guanfacine pharmacotherapy, Mindfulness Oriented Recovery Enhancement (MORE)
Drug · Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 55 Years
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 8, 2025 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Early Phase 1 Interventional

Mindfulness-Based ADHD Treatment for Children: a Feasibility Study

NCT04737512
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Mindfulness-Based ADHD Treatment for Children, Goal-Standard Medication (Treatment as Usual)
Behavioral · Biological
Lead sponsor
Yale University
Other
Eligibility
7 Years to 13 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 1 Interventional

Guanfacine for the Treatment of Post Traumatic Stress Disorder (PTSD)

NCT00018603
View directory record Official record
Conditions
Post-Traumatic Stress Disorder
Interventions
guanfacine
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 2 Interventional Results available

Guanfacine to Improve Substance Use Outcomes in Women

NCT03980184
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Guanfacine, Behavioral Counseling
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Not applicable Interventional Results available

Percutaneous Interruption of the Coracohumeral Ligament for the Treatment of Frozen Shoulder

NCT04549051
View directory record Official record
Conditions
Adhesive Capsulitis
Interventions
Tenex, Local anesthetic
Device · Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years to 89 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 29, 2024 · Synced Sep 30, 2026, 8:59 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Mechanistic Evaluation of Guanfacine on Drinking Behavior in Women and Men With Alcohol Use Disorders

NCT03764098
View directory record Official record
Conditions
Alcohol Use
Interventions
Guanfacine ER, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
21 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Sep 30, 2026, 8:59 AM EDT
Recruiting Phase 4 Interventional

AWARE: Management of ADHD in Autism Spectrum Disorder

NCT05916339
View directory record Official record
Conditions
ADHD, Autism Spectrum Disorder
Interventions
Randomization to either Amphetamine (AMP) class of stimulant medication or Methylphenidate (MPH) class of stimulant medication, Randomization to either Alpha 2 agonist class of medication or alternate class of stimulant.
Drug
Lead sponsor
Daniel Coury
Other
Eligibility
4 Years to 17 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
10
States / cities
Irvine, California • Los Angeles, California • Portland, Maine + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Sep 30, 2026, 8:59 AM EDT
Not listed Not applicable Interventional

Guanfacine to Treat Borderline Personality Disorder

NCT00358969
View directory record Official record
Conditions
Borderline Personality Disorder
Interventions
guanfacine (Tenex)
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 1, 2006 · Synced Sep 30, 2026, 8:59 AM EDT
Withdrawn Phase 4 Interventional

Dose Clinical Trial of Guanfacine Extended Release for the Reduction of Aggression and Self-injuries Behavior Associated With Prader-Willi Syndrome

NCT04066088
View directory record Official record
Conditions
Prader-Willi Syndrome
Interventions
Placebo, Guanfacine extended release (GXR)
Other · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
6 Years to 35 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2020 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 4 Interventional Results available

Interventions for Children With Attention and Reading Disorders

NCT01133847
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Reading Disabilities
Interventions
Methylphenidate, Intensive reading instruction, Parent Training, Mixed Salt Amphetamine, Atomoxetine, Guanfacine
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
7 Years to 12 Years
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
2
States / cities
Cincinnati, Ohio • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 11, 2017 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 4 Interventional Results available

The BIomarker Guided (BIG) Study for Depression

NCT04181736
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Guanfacine Tablets
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 69 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Extended-release Guanfacine Hydrochloride in Children and Adolescents Aged 6-17 Years With Attention-Deficit/Hyperactivity Disorder (ADHD)

NCT01244490
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Extended-release Guanfacine Hydrochloride, Atomoxetine Hydrochloride, Placebo Comparator
Drug
Lead sponsor
Shire
Industry
Eligibility
6 Years to 17 Years
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
11
States / cities
San Diego, California • Maitland, Florida • Atlanta, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2021 · Synced Sep 30, 2026, 8:59 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Pharmacology of Cognition in Schizotypal Personality Disorder

NCT00353379
View directory record Official record
Conditions
Schizotypal Personality Disorder, Personality Disorders
Interventions
Guanfacine, Placebo
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 60 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1995 – 1997
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2017 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 4 Interventional Results available

Guanfacine for the Treatment of Hyperactivity in Pervasive Developmental Disorder

NCT01238575
View directory record Official record
Conditions
Pervasive Development Disorders
Interventions
placebo, extended-release guanfacine
Other · Drug
Lead sponsor
Yale University
Other
Eligibility
5 Years to 14 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
5
States / cities
Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2020 · Synced Sep 30, 2026, 8:59 AM EDT
Recruiting Not applicable Interventional

Randomized Controlled Trial (RCT) of Open Debridement Versus Tenex

NCT05757739
View directory record Official record
Conditions
Orthopedic Devices Associated With Misadventures
Interventions
Tenex Procedure, Open Debridement Surgical Intervention Treatment Plan
Procedure
Lead sponsor
Sean Mc Millan
Other
Eligibility
18 Years to 70 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
10
States / cities
Burlington, New Jersey • Cherry Hill, New Jersey • Moorestown, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 30, 2026, 8:59 AM EDT
Terminated Phase 4 Interventional Results available

Effect of Guanfacine on Opioid-induced Hyperalgesia (OIH) and Tolerance

NCT01681264
View directory record Official record
Conditions
Chronic Pain
Interventions
Morphine, Guanfacine 1mg, Guanfacine 2mg, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Guanfacine Treatment for Prefrontal Cognitive Dysfunction in Elderly Subjects

NCT00935493
View directory record Official record
Conditions
Cognitive Aging
Interventions
Guanfacine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
75 Years and older
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 13, 2014 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 4 Interventional Results available

Guanfacine in Children With Tic Disorders

NCT01547000
View directory record Official record
Conditions
Tourette Disorder, Tourette Syndrome
Interventions
placebo, extended-release guanfacine (Intuniv)
Drug
Lead sponsor
Yale University
Other
Eligibility
6 Years to 17 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
3
States / cities
New Haven, Connecticut • Tampa, Florida • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 13, 2021 · Synced Sep 30, 2026, 8:59 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

An fMRI Study of Stimulant vs. Non-Stimulant Treatment of ADHD

NCT02259517
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Guanfacine, Lisdexamfetamine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
6 Years to 17 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 2, 2023 · Synced Sep 30, 2026, 8:59 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Platelet Rich Plasma Injection vs Percutaneous Tenotomy for Common Extensor Tendinopathy

NCT04384809
View directory record Official record
Conditions
Lateral Epicondylitis (Tennis Elbow)
Interventions
Leukocyte rich platelet rich plasma, Percutaneous Tenotomy
Biological · Device
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 89 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 21, 2022 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 2 Interventional Results available

Stress and Medication Effects on Cocaine Cue Reactivity

NCT00613015
View directory record Official record
Conditions
Cocaine Related Disorders
Interventions
Guanfacine, Modafinil, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 4, 2018 · Synced Sep 30, 2026, 8:59 AM EDT
Completed Phase 4 Interventional Results available

Omega-3 Supplementation to ADHD Medication in Children

NCT02204410
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Deficient Emotional Self-Regulation
Interventions
Omega-3 Fatty Acid, ADHD Medication
Dietary Supplement · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 29, 2017 · Synced Sep 30, 2026, 8:59 AM EDT