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Guanfacine

Generic Name
Guanfacine
Brand Names
Intuniv, Tenex
Drug Type
Small Molecule
Chemical Formula
C9H9Cl2N3O
CAS Number
29110-47-2
Unique Ingredient Identifier
30OMY4G3MK
Background

Guanfacine, or BS 100-141, is a selective alpha-A2 adrenergic receptor agonist initially indicated for the treatment of hypertension but is now indicated as an extended release tablet for the treatment of ADHD. Guanfacine was first described in the literature in 1974.

Guanfacine was granted FDA approval on 27 October 1986.

Indication

Guanfacine is indicated alone or as an adjunct with stimulants to treat ADHD.

Associated Conditions
Attention Deficit Hyperactivity Disorder (ADHD), Gilles de la Tourette's Syndrome, Hypertension, Migraine

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

Phase 1
Not yet recruiting
Conditions
Mindfulness
Guanfacine
Opioid Use Disorder
Interventions
Behavioral: Mindfulness Oriented Recovery Enhancement (MORE)
First Posted Date
2024-10-15
Last Posted Date
2024-10-15
Lead Sponsor
Rutgers, The State University of New Jersey
Target Recruit Count
224
Registration Number
NCT06642181
Locations
🇺🇸

Rutgers School of Health Professions, Newark, New Jersey, United States

Guanfacine for Alcohol Use Disorder (AUD)

Phase 2
Not yet recruiting
Conditions
Alcohol Use Disorder
Interventions
First Posted Date
2024-10-08
Last Posted Date
2024-12-20
Lead Sponsor
Indiana University
Target Recruit Count
200
Registration Number
NCT06629259
Locations
🇺🇸

Rutgers School of Health Professionals, Newark, New Jersey, United States

🇺🇸

The Stark Neuroscience Building (Goodman Hall), Indianapolis, Indiana, United States

ACE-D: Accelerating Cognition-guided Signatures to Enhance Translation in Depression: Clinical Trial

Phase 2
Not yet recruiting
Conditions
Depression
Interventions
First Posted Date
2024-05-10
Last Posted Date
2024-12-02
Lead Sponsor
Stanford University
Target Recruit Count
160
Registration Number
NCT06408246
Locations
🇺🇸

Stanford Psychiatry and Behavioral Sciences Department, Palo Alto, California, United States

🇺🇸

University of Illinois at Chicago, Chicago, Illinois, United States

Guanfacine for Hyperactivity in Children With Down Syndrome (HYPEbeGONE_DS)

Phase 2
Recruiting
Conditions
Hyperactivity in Children With Down Syndrome
Impulsivity in Children With Down Syndrome
Interventions
First Posted Date
2023-09-18
Last Posted Date
2025-04-04
Lead Sponsor
Rachel G. Greenberg, MD, MB, MHS
Target Recruit Count
60
Registration Number
NCT06042257
Locations
🇺🇸

Phoenix Childrens Hospital, Phoenix, Arizona, United States

🇺🇸

Yale University School of Medicine, New Haven, Connecticut, United States

🇺🇸

Emory University, Atlanta, Georgia, United States

and more 12 locations

Guanfacine Extended-release for Adolescents With Cannabis Use

Phase 2
Recruiting
Conditions
Cannabis Use Disorder
Interventions
Behavioral: Residential withdrawal
Behavioral: Engagement with alcohol and other drug services
Drug: Placebo
First Posted Date
2023-07-24
Last Posted Date
2024-06-12
Lead Sponsor
Orygen
Target Recruit Count
100
Registration Number
NCT05957848
Locations
🇦🇺

Orygen, Parkville, Victoria, Australia

Guanfacine Extended Release for the Reduction of Aggression and Self-injurious Behavior Associated With Prader-Willi Syndrome

Phase 4
Completed
Conditions
Prader-Willi Syndrome
Aggression
Self-Injurious Behavior
Pathologic Processes
Behavioral Symptoms
Intellectual Disability
Neurobehavioral Manifestations
Neurologic Manifestations
Nervous System Diseases
Abnormalities, Multiple
Interventions
First Posted Date
2022-12-20
Last Posted Date
2024-08-19
Lead Sponsor
Maimonides Medical Center
Target Recruit Count
15
Registration Number
NCT05657860
Locations
🇺🇸

Maimonides Medical Center, Brooklyn, New York, United States

Maximizing trEatment of Neurological Dysfunction Using INtravenous Guanfacine Study

Phase 2
Active, not recruiting
Conditions
Critical Illness
Delirium
Cognitive Impairment
Interventions
Drug: Placebo
First Posted Date
2021-02-08
Last Posted Date
2025-05-06
Lead Sponsor
Vanderbilt University Medical Center
Target Recruit Count
46
Registration Number
NCT04742673
Locations
🇺🇸

Vanderbilt University Medical Center, Nashville, Tennessee, United States

The Effect of Guanfacine on Delirium in Critically Ill Patients

Phase 3
Completed
Conditions
Delirium
Interventions
Drug: Placebo
First Posted Date
2020-10-08
Last Posted Date
2025-04-15
Lead Sponsor
University of Alabama at Birmingham
Target Recruit Count
100
Registration Number
NCT04578886
Locations
🇺🇸

University of Alabama at Birmingham Hospital, Birmingham, Alabama, United States

Combining Varenicline and Guanfacine for Smoking Cessation

Phase 2
Recruiting
Conditions
Smoking Cessation
Interventions
First Posted Date
2019-12-13
Last Posted Date
2025-02-11
Lead Sponsor
Yale University
Target Recruit Count
140
Registration Number
NCT04198116
Locations
🇺🇸

Yale University, New Haven, Connecticut, United States

A Study of Label Compliance for Attention Deficit/Hyperactivity Disorder (ADHD) Medications in Japan

Completed
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
First Posted Date
2019-10-02
Last Posted Date
2025-04-27
Lead Sponsor
Janssen Research & Development, LLC
Target Recruit Count
17418
Registration Number
NCT04113551
Locations
🇺🇸

Janssen Investigative Site, Titusville, New Jersey, United States

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