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NCT01552915 · ClinicalTrials.gov registry record · Phase 4
Effectiveness of Vyvanse Compared to Concerta in Adolescents With Attention-deficit/Hyperactivity Disorder
A Phase 4 study, sponsored by Shire.
- Completed
- Registry status
- Phase 4
- Development phase
- 464
- Enrollment target
NCT01552915: Completed Phase 4 study, sponsored by Shire.
NCT01552915 is a Phase 4 study that has completed, run by Shire. The registered enrollment target is 464 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (10% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01552915, a Phase 4 study, has completed, sponsored by Shire.
- COMPLETED
- Registry status
- Phase 4
- Development phase
- 464 participants
- Enrollment target
Study Summary
The purpose of this study is to determine effectiveness of Vyvanse compared to Concerta in adolescents with Attention-deficit/Hyperactivity Disorder (ADHD).
Primary Outcome
The ADHD-RS-IV consists of 18 items scored on a 4-point scale ranging from 0 (no symptoms) to 3 (severe symptoms) with total score ranging from 0 to 54. Higher score indicates more severe symptoms.
Interventions
- DRUG Placebo
- DRUG Methylphenidate Hydrochloride
- DRUG Lisdexamfetamine dimesylate
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 464 participants |
| Start Date | 2012-04-17 |
| Est. Completion | 2014-01-22 |
| Phase | Phase 4 |
What the finished NCT01552915 record still lists
NCT01552915 is an interventional study that assigns participants to a tested intervention. The registered 464 participants enrollment target is mid-sized for trials with a published cap, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (10% lower).
The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.
NCT01552915 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01552915 about?
NCT01552915 is a clinical study titled "Effectiveness of Vyvanse Compared to Concerta in Adolescents With Attention-deficit/Hyperactivity Disorder". The purpose of this study is to determine effectiveness of Vyvanse compared to Concerta in adolescents with Attention-deficit/Hyperactivity Disorder (ADHD).
What is the current status of trial NCT01552915?
This trial is currently completed. It is a Phase 4 study. The enrollment target is 464 participants. The study started on 2012-04-17. Estimated completion is 2014-01-22.
What interventions are being tested in trial NCT01552915?
The interventions under investigation include: Placebo (DRUG), Methylphenidate Hydrochloride (DRUG), Lisdexamfetamine dimesylate (DRUG).
Who is sponsoring clinical trial NCT01552915?
This trial is sponsored by Shire, which has 245 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01552915's enrollment target sits among peer trials
464 183rd of 2000 higher than 1,818 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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