SPD503 (Guanfacine Hydrochloride) in ADHD Plus Oppositional Symptoms

NCT ID: NCT00367835

Last Updated: 2021-06-14

Study Results

Results available

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

View full results

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

217 participants

Study Classification

INTERVENTIONAL

Study Start Date

2006-12-04

Study Completion Date

2008-01-04

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

To assess efficacy and safety of SPD503(guanfacine hydrochloride) in subjects with ADHD and oppositional symptoms.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

ADHD

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

SPD503 (Guanfacine hydrochloride)

Group Type EXPERIMENTAL

SPD503 (Guanfacine hydrochloride)

Intervention Type DRUG

Subjects will start at 1mg tablet each morning and will subsequently be titrated (in 1 mg weekly increments) to optimal dose based upon tolerance and response to investigational product (not to exceed 4 mg/day).

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

SPD503 (Guanfacine hydrochloride)

Subjects will start at 1mg tablet each morning and will subsequently be titrated (in 1 mg weekly increments) to optimal dose based upon tolerance and response to investigational product (not to exceed 4 mg/day).

Intervention Type DRUG

Placebo

Placebo

Intervention Type DRUG

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Healthy subjects with ADHD and oppositional symptoms
* ADHD-RS\>=24
* CGI \>=4
* T-score of Opp subscale CPRS-R:L \>=65
* Normal ECG and BP
* \>= 55 lbs
Minimum Eligible Age

6 Years

Maximum Eligible Age

12 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Shire

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Study Director

Role: STUDY_DIRECTOR

Takeda

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

HOPE Research Institute

Phoenix, Arizona, United States

Site Status

Valley Clinical Research

El Centro, California, United States

Site Status

Peninsula Research Associates Inc

Rolling Hills Estates, California, United States

Site Status

Sarkis Clinical Trials

Gainesville, Florida, United States

Site Status

University of Florida

Gainesville, Florida, United States

Site Status

Amedica Research Institute, Inc

Hialeah, Florida, United States

Site Status

CORE Research, Inc

Maitland, Florida, United States

Site Status

Miami Research Associates

Miami, Florida, United States

Site Status

Clinical Neuroscience Solutions, Inc

Orlando, Florida, United States

Site Status

Childrens Developmental Center

Winter Park, Florida, United States

Site Status

Capstone Clinical Research

Libertyville, Illinois, United States

Site Status

Vince and Associates Clinical Research

Overland Park, Kansas, United States

Site Status

Pedia Research

Owensboro, Kentucky, United States

Site Status

Four Rivers Clinical Research

Paducah, Kentucky, United States

Site Status

University of Nebraska Medical Center

Omaha, Nebraska, United States

Site Status

CRI Worldwide, LLC

Clementon, New Jersey, United States

Site Status

Mount Sinai School of Medicine

New York, New York, United States

Site Status

University of Rochester, School of Medicine and Dentistry

Rochester, New York, United States

Site Status

SUNY Upsate Medical University

Syracuse, New York, United States

Site Status

Piedmont Neuropsychiatry

Charlotte, North Carolina, United States

Site Status

Duke Child & Family Study Center

Durham, North Carolina, United States

Site Status

University of Cincinnati

Cincinnati, Ohio, United States

Site Status

Discovery and Wellness Center for Children

Cleveland, Ohio, United States

Site Status

BHI Inc

Moore, Oklahoma, United States

Site Status

IPS Research Company

Oklahoma City, Oklahoma, United States

Site Status

Oregon Center for Clinical Investigations, Inc

Portland, Oregon, United States

Site Status

Oregon Center for Clinical Investigations, Inc

Salem, Oregon, United States

Site Status

CRI Worldwide, LLC

Philadelphia, Pennsylvania, United States

Site Status

University of Pittsburgh Medical Center

Pittsburgh, Pennsylvania, United States

Site Status

Claghorn-Lesem Research Clinic Inc

Houston, Texas, United States

Site Status

Red Oak Psychiatry Associates, PA

Houston, Texas, United States

Site Status

NeuroScience, Inc

Herndon, Virginia, United States

Site Status

Dominion Clinical Research

Midlothian, Virginia, United States

Site Status

Eastside Therapeutic Resource

Kirkland, Washington, United States

Site Status

Countries

Review the countries where the study has at least one active or historical site.

United States

References

Explore related publications, articles, or registry entries linked to this study.

Connor DF, Findling RL, Kollins SH, Sallee F, Lopez FA, Lyne A, Tremblay G. Effects of guanfacine extended release on oppositional symptoms in children aged 6-12 years with attention-deficit hyperactivity disorder and oppositional symptoms: a randomized, double-blind, placebo-controlled trial. CNS Drugs. 2010 Sep;24(9):755-68. doi: 10.2165/11537790-000000000-00000.

Reference Type RESULT
PMID: 20806988 (View on PubMed)

Related Links

Access external resources that provide additional context or updates about the study.

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

SPD503-307

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.