Tolerability and Efficacy of AM and PM Once Daily Dosing With Extended-release Guanfacine Hydrochloride in Children 6-12 With Attention-Deficit/Hyperactivity Disorder (ADHD) (The ADHD Tempo Study)

NCT ID: NCT00997984

Last Updated: 2021-06-08

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

340 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-11-17

Study Completion Date

2010-10-09

Brief Summary

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The primary purpose is to assess the efficacy of once daily dosing with optimized SPD503 (1, 2, 3 and 4mg/day), dosed either in the morning or evening, compared to placebo, in children with ADHD as measured by change from baseline score at endpoint on the ADHD-RS-IV.

Detailed Description

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Conditions

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Attention-Deficit/Hyperactivity Disorder

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Extended-release Guanfacine Hydrochloride (SPD503) AM

Group Type EXPERIMENTAL

extended-release guanfacine hydrochloride (SPD503)

Intervention Type DRUG

dosed in AM

placebo

Group Type EXPERIMENTAL

placebo

Intervention Type DRUG

dosed in the AM or PM

SPD503 PM

Group Type EXPERIMENTAL

extended-release guanfacine hydrochloride

Intervention Type DRUG

Dosed in the PM

Interventions

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extended-release guanfacine hydrochloride (SPD503)

dosed in AM

Intervention Type DRUG

placebo

dosed in the AM or PM

Intervention Type DRUG

extended-release guanfacine hydrochloride

Dosed in the PM

Intervention Type DRUG

Other Intervention Names

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Intuniv Intuniv

Eligibility Criteria

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Inclusion Criteria

* 6-12 years old
* ADHD diagnosis
* ADHD-RS-IV minimum score of 28
* CGI-S score \> or = 4

Exclusion Criteria

* Current, controlled or uncontrolled, comorbid psychiatric diagnosis
* Condition or illness which represent inappropriate risk to subject
* Known history or presence of structural cardiac abnormalities, serious heart rhythm abnormalities, syncope, cardiac conduction problems, exercise-related cardiac events, or clinically significant bradycardia; orthostatic hypotension or controlled or uncontrolled hypertension
* Use of prohibited medication that have CNS effects or affect cognitive performance
* History of alcohol or substance abuse within 6 months
* Current use of medication that affect BP or heart rate
* Significantly overweight
* Weight of less than 55 lbs
* Known allergy to SPD503
* Abnormal urine drug and alcohol screen
Minimum Eligible Age

6 Years

Maximum Eligible Age

12 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Shire

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Study Director

Role: STUDY_DIRECTOR

Takeda

Locations

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Clinical Study Centers, LLC

Little Rock, Arkansas, United States

Site Status

Valley Clinical Research, Inc.

El Centro, California, United States

Site Status

Peninsula Research Associates, Inc.

Rolling Hills Estates, California, United States

Site Status

Psychiatric centers at San Diego, Feighner Research

San Diego, California, United States

Site Status

Elite Clinical Trials, Inc.

Wildomar, California, United States

Site Status

Florida Clinical Research Center, LLC

Bradenton, Florida, United States

Site Status

Sarkis Clinical Trials

Gainesville, Florida, United States

Site Status

Clinical Neuroscience Solutions, Inc.

Jacksonville, Florida, United States

Site Status

Florida Clinical Research Center, LLC

Maitland, Florida, United States

Site Status

Clinical Neuroscience Solutions, Inc.

Orlando, Florida, United States

Site Status

Janus Centerfor Psychiatric Research

West Palm Beach, Florida, United States

Site Status

Atlanta Center for Medical Research

Atlanta, Georgia, United States

Site Status

Northwest Clincial Research Group

Marietta, Georgia, United States

Site Status

Mountain West Clinical Trials

Boise, Idaho, United States

Site Status

University of Illinois Chicago

Chicago, Illinois, United States

Site Status

American Medical research, Inc.

Oak Brook, Illinois, United States

Site Status

Goldpoint Clinical Research, LLC

Indianapolis, Indiana, United States

Site Status

Clinco

Terre Haute, Indiana, United States

Site Status

Psychiatric Associates

Overland Park, Kansas, United States

Site Status

Vince and Associates Clinical Research

Overland Park, Kansas, United States

Site Status

Four Rivers Clinical Research, Inc.

Paducah, Kentucky, United States

Site Status

Louisiana Research Associates, Inc.

New Orleans, Louisiana, United States

Site Status

Marc Hertzman, M.D., P.C.

Rockville, Maryland, United States

Site Status

Richester Center for Behavioral Medicine

Rochester Hills, Michigan, United States

Site Status

Midwest research Group

Saint Charles, Missouri, United States

Site Status

Center for Psychiatry and Behavioral Medicine, Inc.

Las Vegas, Nevada, United States

Site Status

Children's Specialized Hospital

Toms River, New Jersey, United States

Site Status

Innovis Health

Fargo, North Dakota, United States

Site Status

IPS Research Company

Oklahoma City, Oklahoma, United States

Site Status

CRI Worldwide, LLC

Philadelphia, Pennsylvania, United States

Site Status

Western Psychiatric Institute and Clinic

Pittsburgh, Pennsylvania, United States

Site Status

Rhode Island Hospital

Providence, Rhode Island, United States

Site Status

Clinical Neuroscience Solutions, Inc.

Memphis, Tennessee, United States

Site Status

FutureSearch Clinical Trials

Austin, Texas, United States

Site Status

Claghorn-Lesem research Clinic

Houston, Texas, United States

Site Status

R/D Clinical Research, Inc.

Lake Jackson, Texas, United States

Site Status

Western Clinical Investigations

Lubbock, Texas, United States

Site Status

Cerebral Research, LLC

San Antonio, Texas, United States

Site Status

Vermont Clinical Study Center

Burlington, Vermont, United States

Site Status

NeuroScience Inc

Herndon, Virginia, United States

Site Status

Alliance Research Group, LLC

Richmond, Virginia, United States

Site Status

Northwest Clinical Research Center

Bellevue, Washington, United States

Site Status

BC Women;s Hospital and Health Centre

Vancouver, British Columbia, Canada

Site Status

Toronto ADHD Clinic

Toronto, Ontario, Canada

Site Status

ADHD Clinical/ The Kids Clinic

Whitby, Ontario, Canada

Site Status

Royal University Hospital

Saskatoon, Saskatchewan, Canada

Site Status

Countries

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United States Canada

References

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Newcorn JH, Stein MA, Childress AC, Youcha S, White C, Enright G, Rubin J. Randomized, double-blind trial of guanfacine extended release in children with attention-deficit/hyperactivity disorder: morning or evening administration. J Am Acad Child Adolesc Psychiatry. 2013 Sep;52(9):921-30. doi: 10.1016/j.jaac.2013.06.006. Epub 2013 Aug 1.

Reference Type RESULT
PMID: 23972694 (View on PubMed)

Stein MA, Sikirica V, Weiss MD, Robertson B, Lyne A, Newcorn JH. Does Guanfacine Extended Release Impact Functional Impairment in Children with Attention-Deficit/Hyperactivity Disorder? Results from a Randomized Controlled Trial. CNS Drugs. 2015 Nov;29(11):953-62. doi: 10.1007/s40263-015-0291-6.

Reference Type DERIVED
PMID: 26547425 (View on PubMed)

Other Identifiers

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SPD503-314

Identifier Type: -

Identifier Source: org_study_id

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