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Pharmacokinetic Study in Children and Adolescents Aged 6 to 17 Years Who Have Been Diagnosed With ADHD

Primary Purpose

Attention Deficit Hyperactivity Disorder (ADHD)

Status
Completed
Phase
Phase 1
Locations
United States
Study Type
Interventional
Intervention
SHP465 12.5mg
SHP465 25mg
Sponsored by
Shire
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Attention Deficit Hyperactivity Disorder (ADHD)

Eligibility Criteria

6 Years - 17 Years (Child)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  1. Age 6 to 17 years inclusive at the time of consent/assent. The date of signature of the informed consent/assent is defined as the beginning of the Screening Period. This inclusion criterion will only be assessed at the first screening visit.
  2. Male, or non-pregnant, non-lactating female who agrees to comply with any applicable contraceptive requirements of the protocol or females of non-childbearing potential.
  3. Subject meets Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-V) criteria for a primary diagnosis of ADHD based on an accepted ADHD diagnostic instrument and documented in the subject's medical record. Subject's ADHD is currently adequately controlled with an amphetamine-based product.
  4. Subject is functioning at an age appropriate level intellectually, as determined by the investigator.
  5. Must be considered "healthy". Healthy status is defined by absence of evidence of any active or chronic disease other than their ADHD following a detailed medical and surgical history, a complete physical examination including vital signs, 12-lead ECG, hematology, blood chemistry, and urinalysis.
  6. Ability to swallow a capsule of investigational product whole.

Exclusion Criteria:

  1. Current use of any ADHD medication other than an amphetamine-based product.
  2. History of any hematological, hepatic, respiratory, cardiovascular, renal, neurological or psychiatric disease, gall bladder removal, or current or recurrent disease other than their ADHD
  3. Current or relevant history of physical or psychiatric illness, any medical disorder that may require treatment
  4. Subject has a current, controlled or uncontrolled, comorbid psychiatric diagnosis with significant symptoms
  5. Subject meets DSM-V diagnosis of conduct disorder.
  6. Subject is considered a suicide risk in the opinion of the investigator, has previously made a suicide attempt, or is currently demonstrating active suicidal ideation.
  7. Subject is underweight based on Centers for Disease Control and Prevention (CDC) body mass index (BMI)- for-age sex-specific values
  8. Subject is significantly overweight based on CDC BMI-for-age sex specific values
  9. Subject has a known history of symptomatic cardiovascular disease, advanced arteriosclerosis, structural cardiac abnormality, cardiomyopathy, serious heart rhythm abnormalities, coronary artery disease, or other serious cardiac problems
  10. Subject has a concurrent chronic or acute illness, disability, or other condition that might confound the results of safety assessments conducted in the study
  11. Subject has a history of seizure, a chronic or current tic disorder, or a current diagnosis of Tourette's Disorder. Subject has a history of tics that are judged to be exclusionary.
  12. Subject's blood pressure measurements exceed the 90th percentile for age, sex, and height
  13. Subject has a known history of hypertension.
  14. Subject has a known family history of sudden cardiac death or ventricular arrhythmia.
  15. Subject has any clinically significant ECG or clinically significant laboratory abnormality
  16. Subject has abnormal thyroid function
  17. Known or suspected intolerance or hypersensitivity to the investigational product(s), closely-related compounds, or any ingredients.
  18. History of alcohol or other substance abuse within the last year. Subjects with a lifetime history of amphetamine, cocaine, or other stimulant abuse and/or dependence will be excluded.
  19. Use Within 30 days prior to the first dose of investigational product:

    • have used an investigational product
    • have been enrolled in a clinical study (including vaccine)
    • have had any substantial changes in eating habits
  20. A positive screen for alcohol or drugs of abuse. A positive hepatitis B surface antigen (HBsAg); hepatitis C virus (HCV); or HIV antibody screen.
  21. Use of tobacco in any form in the last 30 days
  22. Prior screen failure, enrollment, or participation in this study.

Sites / Locations

  • QPS MRA
  • Center for Psychiatry and Behavioral Medicine, Inc.
  • Houston Clinical Research

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Experimental

Arm Label

SHP465 12.5 mg

SHP465 25 mg

Arm Description

A single dose of SHP465 12.5 mg for Subjects aged 6-12 years

A single dose of SHP465 25 mg for Subjects aged 13-17 years

Outcomes

Primary Outcome Measures

Maximum Observed Drug Concentration (Cmax) of Dextroamphetamine (d-amphetamine) in Plasma
Maximum concentration occurring at time of maximum observed concentration of d-amphetamine during a dosing interval.
Maximum Observed Drug Concentration (Cmax) for Levoamphetamine (l-amphetamine) in Plasma
Maximum observed concentration of l-amphetamine during a dosing interval.
Time to Reach Maximum Observed Drug Concentration (Tmax) of Dextroamphetamine (d-amphetamine) in Plasma
Time to reach maximum observed drug concentration of d-amphetamine during a dosing interval.
Time to Reach Maximum Observed Drug Concentration (Tmax) of Levoamphetamine (l-amphetamine) in Plasma
Time to reach maximum observed drug concentration of l-amphetamine during a dosing interval.
Area Under the Curve From Zero to Infinity (AUC0-infinity) of Dextroamphetamine (d-amphetamine) in Plasma
AUC0-infinity was calculated using the observed value of the last non-zero concentration of d-amphetamine in plasma.
Area Under the Curve From Zero to Infinity (AUC0-infinity) of Levoamphetamine (l-amphetamine) in Plasma
AUC0-infinity was calculated using the observed value of the last non-zero concentration of l-amphetamine in plasma.
Area Under the Curve From Zero to Last Measurable Concentration (AUClast) of Dextroamphetamine (d-amphetamine) in Plasma
Area under the curve from the time of dosing to the last measurable concentration of d-amphetamine in plasma.
Area Under the Curve From Zero to Last Measurable Concentration (AUClast) of Levoamphetamine (l-amphetamine) in Plasma
Area under the curve from the time of dosing to the last measurable concentration of l-amphetamine in plasma.
Terminal Half-life (t½) of Dextramphetamine (d-amphetamine) in Plasma
Terminal half-life is the time measured for the plasma concentration of d-amphetamine to decrease by one half.
Terminal Half-life (t½) of Levoamphetamine (l-amphetamine) in Plasma
Terminal half-life is the time measured for the plasma concentration of l-amphetamine to decrease by one half.
Total Body Clearance for Extravascular Administration (CL/F) of Dextroamphetamine (d-amphetamine)
Total body clearance for extravascular administration of d-amphetamine divided by the fraction of dose absorbed.
Total Body Clearance for Extravascular Administration (CL/F) of Levoamphetamine (l-amphetamine)
Total body clearance for extravascular administration of l-amphetamine divided by the fraction of dose absorbed.
Volume of Distribution After Extravascular Administration (Vz/F) of Dextroamphetamine (d-amphetamine)
Volume of distribution for d-amphetamine based on the terminal phase following extravascular administration divided by the fraction of dose absorbed.
Volume of Distribution After Extravascular Administration (Vz/F) of Levoamphetamine (l-amphetamine)
Volume of distribution for l-amphetamine based on the terminal phase following extravascular administration divided by the fraction of dose absorbed.

Secondary Outcome Measures

Participants with Treatment-emergent Adverse Events (TEAEs)
An adverse event (AE) was defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product, whether or not related to the medicinal (investigational) product. An AE was considered as treatment-emergent (TEAE) if it had a start date and time on or after the dose of investigational product and no later than 72 hours after dosing, or if it had a start date and time before the date and time of the dose of investigational product, but increased in severity on or after the date and time of the dose of investigational product and no later than 72 hours after dosing.
Number of Participants With TEAE Related to Vital signs, Electrocardiogram (ECG), and Clinical Laboratory Tests
An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. Vital signs included blood pressure, pulse rate, respiratory rate, and body temperature. ECG was analysed as 12-lead ECG. Clinical laboratory test is considered for biochemistry, Hematology and Urinalysis.
Number of Participants With Suicidal Behavior and / or Ideation ("Yes" Response) on the Columbia Suicide Severity Rating Scale (C-SSRS)
C-SSRS is a clinician rated assessment of suicidal behavior and / or intent categorized as: Suicidal behavior=a "yes" response to any of 5 suicidal behavior questions (preparatory acts or behavior, aborted attempt, interrupted attempt, actual attempt, and completed suicide); Suicidal ideation=a "yes" response to any one of 5 suicidal ideation questions which includes wish to be dead, and 4 different categories of active suicidal ideation (thought, thought with method, thought with intent, thought with plan and intent).

Full Information

First Posted
October 5, 2015
Last Updated
May 14, 2021
Sponsor
Shire
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1. Study Identification

Unique Protocol Identification Number
NCT02578030
Brief Title
Pharmacokinetic Study in Children and Adolescents Aged 6 to 17 Years Who Have Been Diagnosed With ADHD
Official Title
A Phase 1, Open-label Study of the Pharmacokinetics of d- and L-amphetamine After a Single Dose of SHP465 12.5 mg or 25 mg Administered to Children and Adolescents Aged 6 to17 Years With Attention-Deficit Hyperactivity Disorder (ADHD)
Study Type
Interventional

2. Study Status

Record Verification Date
May 2021
Overall Recruitment Status
Completed
Study Start Date
October 24, 2015 (Actual)
Primary Completion Date
November 10, 2015 (Actual)
Study Completion Date
November 10, 2015 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Shire

4. Oversight

Data Monitoring Committee
No

5. Study Description

Brief Summary
To provide additional, required information on the pharmacokinetic profile of SHP465 in the targeted population (children and adolescents aged 6-17 years of age with ADHD).

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Attention Deficit Hyperactivity Disorder (ADHD)

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 1
Interventional Study Model
Single Group Assignment
Masking
None (Open Label)
Allocation
Non-Randomized
Enrollment
27 (Actual)

8. Arms, Groups, and Interventions

Arm Title
SHP465 12.5 mg
Arm Type
Experimental
Arm Description
A single dose of SHP465 12.5 mg for Subjects aged 6-12 years
Arm Title
SHP465 25 mg
Arm Type
Experimental
Arm Description
A single dose of SHP465 25 mg for Subjects aged 13-17 years
Intervention Type
Drug
Intervention Name(s)
SHP465 12.5mg
Intervention Type
Drug
Intervention Name(s)
SHP465 25mg
Primary Outcome Measure Information:
Title
Maximum Observed Drug Concentration (Cmax) of Dextroamphetamine (d-amphetamine) in Plasma
Description
Maximum concentration occurring at time of maximum observed concentration of d-amphetamine during a dosing interval.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Maximum Observed Drug Concentration (Cmax) for Levoamphetamine (l-amphetamine) in Plasma
Description
Maximum observed concentration of l-amphetamine during a dosing interval.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Time to Reach Maximum Observed Drug Concentration (Tmax) of Dextroamphetamine (d-amphetamine) in Plasma
Description
Time to reach maximum observed drug concentration of d-amphetamine during a dosing interval.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Time to Reach Maximum Observed Drug Concentration (Tmax) of Levoamphetamine (l-amphetamine) in Plasma
Description
Time to reach maximum observed drug concentration of l-amphetamine during a dosing interval.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Area Under the Curve From Zero to Infinity (AUC0-infinity) of Dextroamphetamine (d-amphetamine) in Plasma
Description
AUC0-infinity was calculated using the observed value of the last non-zero concentration of d-amphetamine in plasma.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Area Under the Curve From Zero to Infinity (AUC0-infinity) of Levoamphetamine (l-amphetamine) in Plasma
Description
AUC0-infinity was calculated using the observed value of the last non-zero concentration of l-amphetamine in plasma.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Area Under the Curve From Zero to Last Measurable Concentration (AUClast) of Dextroamphetamine (d-amphetamine) in Plasma
Description
Area under the curve from the time of dosing to the last measurable concentration of d-amphetamine in plasma.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Area Under the Curve From Zero to Last Measurable Concentration (AUClast) of Levoamphetamine (l-amphetamine) in Plasma
Description
Area under the curve from the time of dosing to the last measurable concentration of l-amphetamine in plasma.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Terminal Half-life (t½) of Dextramphetamine (d-amphetamine) in Plasma
Description
Terminal half-life is the time measured for the plasma concentration of d-amphetamine to decrease by one half.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Terminal Half-life (t½) of Levoamphetamine (l-amphetamine) in Plasma
Description
Terminal half-life is the time measured for the plasma concentration of l-amphetamine to decrease by one half.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Total Body Clearance for Extravascular Administration (CL/F) of Dextroamphetamine (d-amphetamine)
Description
Total body clearance for extravascular administration of d-amphetamine divided by the fraction of dose absorbed.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Total Body Clearance for Extravascular Administration (CL/F) of Levoamphetamine (l-amphetamine)
Description
Total body clearance for extravascular administration of l-amphetamine divided by the fraction of dose absorbed.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Volume of Distribution After Extravascular Administration (Vz/F) of Dextroamphetamine (d-amphetamine)
Description
Volume of distribution for d-amphetamine based on the terminal phase following extravascular administration divided by the fraction of dose absorbed.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Title
Volume of Distribution After Extravascular Administration (Vz/F) of Levoamphetamine (l-amphetamine)
Description
Volume of distribution for l-amphetamine based on the terminal phase following extravascular administration divided by the fraction of dose absorbed.
Time Frame
Pre-dose, 2, 4, 6, 8, 10, 12, 24, 48, 72 hours post-dose
Secondary Outcome Measure Information:
Title
Participants with Treatment-emergent Adverse Events (TEAEs)
Description
An adverse event (AE) was defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product, whether or not related to the medicinal (investigational) product. An AE was considered as treatment-emergent (TEAE) if it had a start date and time on or after the dose of investigational product and no later than 72 hours after dosing, or if it had a start date and time before the date and time of the dose of investigational product, but increased in severity on or after the date and time of the dose of investigational product and no later than 72 hours after dosing.
Time Frame
From start of study drug administration up to follow-up (up to 9 days)
Title
Number of Participants With TEAE Related to Vital signs, Electrocardiogram (ECG), and Clinical Laboratory Tests
Description
An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. Vital signs included blood pressure, pulse rate, respiratory rate, and body temperature. ECG was analysed as 12-lead ECG. Clinical laboratory test is considered for biochemistry, Hematology and Urinalysis.
Time Frame
From start of study drug administration up to follow-up (up to 9 days)
Title
Number of Participants With Suicidal Behavior and / or Ideation ("Yes" Response) on the Columbia Suicide Severity Rating Scale (C-SSRS)
Description
C-SSRS is a clinician rated assessment of suicidal behavior and / or intent categorized as: Suicidal behavior=a "yes" response to any of 5 suicidal behavior questions (preparatory acts or behavior, aborted attempt, interrupted attempt, actual attempt, and completed suicide); Suicidal ideation=a "yes" response to any one of 5 suicidal ideation questions which includes wish to be dead, and 4 different categories of active suicidal ideation (thought, thought with method, thought with intent, thought with plan and intent).
Time Frame
Baseline up to Day 4

10. Eligibility

Sex
All
Minimum Age & Unit of Time
6 Years
Maximum Age & Unit of Time
17 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Age 6 to 17 years inclusive at the time of consent/assent. The date of signature of the informed consent/assent is defined as the beginning of the Screening Period. This inclusion criterion will only be assessed at the first screening visit. Male, or non-pregnant, non-lactating female who agrees to comply with any applicable contraceptive requirements of the protocol or females of non-childbearing potential. Subject meets Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-V) criteria for a primary diagnosis of ADHD based on an accepted ADHD diagnostic instrument and documented in the subject's medical record. Subject's ADHD is currently adequately controlled with an amphetamine-based product. Subject is functioning at an age appropriate level intellectually, as determined by the investigator. Must be considered "healthy". Healthy status is defined by absence of evidence of any active or chronic disease other than their ADHD following a detailed medical and surgical history, a complete physical examination including vital signs, 12-lead ECG, hematology, blood chemistry, and urinalysis. Ability to swallow a capsule of investigational product whole. Exclusion Criteria: Current use of any ADHD medication other than an amphetamine-based product. History of any hematological, hepatic, respiratory, cardiovascular, renal, neurological or psychiatric disease, gall bladder removal, or current or recurrent disease other than their ADHD Current or relevant history of physical or psychiatric illness, any medical disorder that may require treatment Subject has a current, controlled or uncontrolled, comorbid psychiatric diagnosis with significant symptoms Subject meets DSM-V diagnosis of conduct disorder. Subject is considered a suicide risk in the opinion of the investigator, has previously made a suicide attempt, or is currently demonstrating active suicidal ideation. Subject is underweight based on Centers for Disease Control and Prevention (CDC) body mass index (BMI)- for-age sex-specific values Subject is significantly overweight based on CDC BMI-for-age sex specific values Subject has a known history of symptomatic cardiovascular disease, advanced arteriosclerosis, structural cardiac abnormality, cardiomyopathy, serious heart rhythm abnormalities, coronary artery disease, or other serious cardiac problems Subject has a concurrent chronic or acute illness, disability, or other condition that might confound the results of safety assessments conducted in the study Subject has a history of seizure, a chronic or current tic disorder, or a current diagnosis of Tourette's Disorder. Subject has a history of tics that are judged to be exclusionary. Subject's blood pressure measurements exceed the 90th percentile for age, sex, and height Subject has a known history of hypertension. Subject has a known family history of sudden cardiac death or ventricular arrhythmia. Subject has any clinically significant ECG or clinically significant laboratory abnormality Subject has abnormal thyroid function Known or suspected intolerance or hypersensitivity to the investigational product(s), closely-related compounds, or any ingredients. History of alcohol or other substance abuse within the last year. Subjects with a lifetime history of amphetamine, cocaine, or other stimulant abuse and/or dependence will be excluded. Use Within 30 days prior to the first dose of investigational product: have used an investigational product have been enrolled in a clinical study (including vaccine) have had any substantial changes in eating habits A positive screen for alcohol or drugs of abuse. A positive hepatitis B surface antigen (HBsAg); hepatitis C virus (HCV); or HIV antibody screen. Use of tobacco in any form in the last 30 days Prior screen failure, enrollment, or participation in this study.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Study Director
Organizational Affiliation
Takeda
Official's Role
Study Director
Facility Information:
Facility Name
QPS MRA
City
Miami
State/Province
Florida
ZIP/Postal Code
33143
Country
United States
Facility Name
Center for Psychiatry and Behavioral Medicine, Inc.
City
Las Vegas
State/Province
Nevada
ZIP/Postal Code
89128
Country
United States
Facility Name
Houston Clinical Research
City
Houston
State/Province
Texas
ZIP/Postal Code
77098
Country
United States

12. IPD Sharing Statement

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Pharmacokinetic Study in Children and Adolescents Aged 6 to 17 Years Who Have Been Diagnosed With ADHD

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