Efficacy and Safety of Lisdexamfetamine Dimesylate (LDX) in Adolescents With Attention-Deficit/Hyperactivity Disorder (ADHD)

NCT ID: NCT00735371

Last Updated: 2021-06-14

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

314 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-10-08

Study Completion Date

2009-04-06

Brief Summary

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The study will evaluate the efficacy of LDX treatment group compared to placebo on the change from Baseline ADHD-RS-IV score at endpoint.

Detailed Description

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Conditions

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Attention Deficit Hyperactivity Disorder (ADHD)

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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Lisdexamfetamine Dimesylate (LDX) 30 mg

Group Type ACTIVE_COMPARATOR

LDX 30 mg

Intervention Type DRUG

Eligible subjects will be randomized in a 1:1:1:1 ratio to a daily morning dose of LDX (30, 50, or 70mg/day) or placebo for a double-blind stepwise forced dose titration (3 weeks) followed by a 1-week Dose Maintenance Period. The test product is LDX, available in 30, 50, and 70mg capsules. All test products will appear identical to placebo to protect the study blind.

LDX 50 mg

Group Type ACTIVE_COMPARATOR

LDX 50 mg

Intervention Type DRUG

Eligible subjects will be randomized in a 1:1:1:1 ratio to a daily morning dose of LDX (30, 50, or 70mg/day) or placebo for a double-blind stepwise forced dose titration (3 weeks) followed by a 1-week Dose Maintenance Period. The test product is LDX, available in 30, 50, and 70mg capsules. All test products will appear identical to placebo to protect the study blind.

LDX 70 mg

Group Type ACTIVE_COMPARATOR

LDX 70 mg

Intervention Type DRUG

Eligible subjects will be randomized in a 1:1:1:1 ratio to a daily morning dose of LDX (30, 50, or 70mg/day) or placebo for a double-blind stepwise forced dose titration (3 weeks) followed by a 1-week Dose Maintenance Period. The test product is LDX, available in 30, 50, and 70mg capsules. All test products will appear identical to placebo to protect the study blind.

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo will be identical to test product.

Interventions

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LDX 70 mg

Eligible subjects will be randomized in a 1:1:1:1 ratio to a daily morning dose of LDX (30, 50, or 70mg/day) or placebo for a double-blind stepwise forced dose titration (3 weeks) followed by a 1-week Dose Maintenance Period. The test product is LDX, available in 30, 50, and 70mg capsules. All test products will appear identical to placebo to protect the study blind.

Intervention Type DRUG

Placebo

Placebo will be identical to test product.

Intervention Type DRUG

LDX 30 mg

Eligible subjects will be randomized in a 1:1:1:1 ratio to a daily morning dose of LDX (30, 50, or 70mg/day) or placebo for a double-blind stepwise forced dose titration (3 weeks) followed by a 1-week Dose Maintenance Period. The test product is LDX, available in 30, 50, and 70mg capsules. All test products will appear identical to placebo to protect the study blind.

Intervention Type DRUG

LDX 50 mg

Eligible subjects will be randomized in a 1:1:1:1 ratio to a daily morning dose of LDX (30, 50, or 70mg/day) or placebo for a double-blind stepwise forced dose titration (3 weeks) followed by a 1-week Dose Maintenance Period. The test product is LDX, available in 30, 50, and 70mg capsules. All test products will appear identical to placebo to protect the study blind.

Intervention Type DRUG

Other Intervention Names

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Vyvanse

Eligibility Criteria

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Inclusion Criteria

* Meet DSM-IV-TR criteria for a primary diagnosis of ADHD
* Baseline ADHD-RS-IV score \>=28
* BP w/in 95th percentile for age, gender, and height

Exclusion Criteria

* Subject has controlled or uncontrolled comorbid psychiatric diagnosis
* Subject has conduct disorder
* Suicidal
* Under or overweight
* Concurrent chronic or acute illness that might confound results.
Minimum Eligible Age

13 Years

Maximum Eligible Age

17 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 (PCSD-Feighner Research Institute)

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

Amedica Research Institute, Inc.

Hialeah, Florida, United States

Site Status

Clinical Neuroscience Solutions, Inc.

Jacksonville, Florida, United States

Site Status

Clinical Neuroscience Solutions, Inc.

Orlando, Florida, United States

Site Status

Miami Research Associates

South Miami, Florida, United States

Site Status

Janus Center for Psychiatric Research

West Palm Beach, Florida, United States

Site Status

Atlanta Center for Medical Research

Atlanta, Georgia, United States

Site Status

Northwest Behavioral Research Center

Marietta, Georgia, United States

Site Status

Capstone Clinical Research

Libertyville, Illinois, United States

Site Status

Clinco Inc.

Terre Haute, Indiana, United States

Site Status

Cientifica, Inc at Prairie View

Newton, Kansas, United States

Site Status

Psychiatric Associates

Overland Park, Kansas, United States

Site Status

Vince and Associates Clinical Research, Inc.

Overland Park, Kansas, United States

Site Status

Pedia Research, LLC

Owensboro, Kentucky, 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

Bart Sangal, MD

Troy, Michigan, 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

Bioscience Research, LLC

Mount Kisco, New York, United States

Site Status

Triangle Neuropsychiatry, PLLC

Durham, North Carolina, United States

Site Status

Innovis Health/Odyssey Research

Fargo, North Dakota, United States

Site Status

University Hospitals of Cleveland Division of Child Adolescent Psychiatry

Cleveland, Ohio, United States

Site Status

IPS Research Company

Oklahoma City, Oklahoma, United States

Site Status

OCCI

Eugene, Oregon, United States

Site Status

Summit Research Network

Portland, Oregon, United States

Site Status

OCCI Inc

Salem, Oregon, United States

Site Status

CRI Worldwide

Philadelphia, Pennsylvania, United States

Site Status

Youth and Family Research Program/WP IC ADHD Research Program

Pittsburgh, Pennsylvania, United States

Site Status

Valerie Arnold

Memphis, Tennessee, United States

Site Status

FutureSearch Trials

Austin, Texas, United States

Site Status

Bayou City Research, Ltd

Houston, Texas, United States

Site Status

Red Oak Psychiatry Associates, PA

Houston, Texas, United States

Site Status

ADHD Clinic of San Antonio

San Antonio, Texas, United States

Site Status

Vermont Clinical Study Center

Burlington, Vermont, United States

Site Status

Neuropsychiatric Associates

Woodstock, Vermont, United States

Site Status

Neuroscience, Inc

Herndon, Virginia, United States

Site Status

Dominion Clinical Research

Midlothian, Virginia, United States

Site Status

Northwest Clinical Research Center

Bellevue, Washington, United States

Site Status

Countries

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United States

References

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Findling RL, Childress AC, Cutler AJ, Gasior M, Hamdani M, Ferreira-Cornwell MC, Squires L. Efficacy and safety of lisdexamfetamine dimesylate in adolescents with attention-deficit/hyperactivity disorder. J Am Acad Child Adolesc Psychiatry. 2011 Apr;50(4):395-405. doi: 10.1016/j.jaac.2011.01.007. Epub 2011 Mar 3.

Reference Type RESULT
PMID: 21421179 (View on PubMed)

Related Links

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Other Identifiers

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SPD489-305

Identifier Type: -

Identifier Source: org_study_id

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