A Phase II, Adaptive Trial Design Examining the Pharmacokinetic and Pharmacodynamic Effects of Modified Release Amphetamine (HLD100, Formulations B, C and E)) in Adolescents and Children With Attention-Deficit Hyperactivity Disorder (ADHD)

A Phase II, Two-Stage, Open-Label, Single-Treatment, Adaptive Trial Design Examining the Pharmacokinetic and Pharmacodynamic Effects of up to Three Separate HLD100 Modified Release Formulations of Dextroamphetamine Sulfate in Adolescent (Stage 1) and Pediatric (Stage 2) Patients With Attention-Deficit Hyperactivity Disorder.

The main purpose of this study is to determine the rate and extent of absorption of one or more modified release formulations of amphetamine (HLD100) in both adolescents and children with ADHD.

Study Overview

Study Type

Interventional

Enrollment (Actual)

22

Phase

  • Phase 2
  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Saskatchewan
      • Saskatoon, Saskatchewan, Canada, S7N 0W8
        • Saskatoon Centre for Patient-Oriented Research, Royal University Hospital, Room 5681, C Wing

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

6 years to 17 years (Child)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Main Inclusion Criteria

  • Male and female adolescents (12-17 years; Stage 1) and children (6-11 years; Stage 2).
  • Diagnosis of ADHD and confirmed on Kiddie-Schedule for Affective Disorders and Schizophrenia (K-SADS).
  • ADHD symptoms controlled on a stable dose of Vyvanse, Adderall XR and or Dexedrine.
  • Provision of informed consent (from parent[s] or legal representative[s]) and assent (from subject) for patients.

Main Exclusion Criteria

  • Comorbid psychiatric diagnosis (e.g., psychosis, bipolar disorder).
  • History of seizures or current diagnosis or family history of Tourette's disorder.
  • Use of prescription drugs (except Vyvanse, Dexedrine or Adderall XR) the 14 days and over-the-counter drugs (except birth control) the 30 days before the study.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Non-Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Adolescents (12-17yrs)
d-amphetamine sulfate capsules, 30 mg, CII (25% SR, 30% pH coat, slow release; formulation B)
d-amphetamine sulfate capsules, 30 mg, CII (20% SR, 20% pH coat, fast release; formulation E) - this intervention may be deemed unnecessary based on results from Intervention 1.
d-amphetamine sulfate capsules, 30 mg, CII (20% SR, 20% pH coat, medium release; formulation E) - this intervention may be deemed unnecessary based on results from Interventions 1 and 2.
Experimental: Children (6-11 yrs)
d-amphetamine sulfate capsules, 30 mg, CII (25% SR, 30% pH coat, slow release; formulation B)
d-amphetamine sulfate capsules, 30 mg, CII (20% SR, 20% pH coat, fast release; formulation E) - this intervention may be deemed unnecessary based on results from Intervention 1.
d-amphetamine sulfate capsules, 30 mg, CII (20% SR, 20% pH coat, medium release; formulation E) - this intervention may be deemed unnecessary based on results from Interventions 1 and 2.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Rate and Extent of absorption of d-amphetamine (AUC0-tz, AUC0-∞, Cmax, Tmax, absorption lag time, λz, and t1/2elim)
Time Frame: 48hrs
48hrs

Secondary Outcome Measures

Outcome Measure
Time Frame
Safety (AEs, ECG, laboratory parameters, physical examinations)
Time Frame: 48 hours
48 hours

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

July 1, 2013

Primary Completion (Actual)

September 1, 2013

Study Completion (Actual)

September 1, 2013

Study Registration Dates

First Submitted

June 21, 2013

First Submitted That Met QC Criteria

June 25, 2013

First Posted (Estimate)

June 26, 2013

Study Record Updates

Last Update Posted (Estimate)

October 3, 2014

Last Update Submitted That Met QC Criteria

October 2, 2014

Last Verified

September 1, 2014

More Information

Terms related to this study

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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