SPD489 (Lisdexamfetamine dimesylate)
DrugOral, 20, 30, 40, 50, 60, and 70mg capsules, once daily
Other names: Vyvanse
NCT Number: NCT00985725
To evaluate the efficacy of SPD489 for the treatment of executive function impairments (EFI) when used as an adjunct to stable, standard therapy in the setting of partial or full remission from recurrent Major Depressive Disorder (MDD) as measured by the Global Executive Composite (GEC) T-score of the Behavioral Rating Inventory of Executive Functioning - Adult Version (BRIEF-A).
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Notify Me18 year–55 year
All sexes
Interventional
Phase 2
Sun Valley Research Center, Imperial, California, United States
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Oral, 20, 30, 40, 50, 60, and 70mg capsules, once daily
Other names: Vyvanse
oral, once daily
Time frame: Baseline and week 9
BRIEF-A Global Executive Composite assesses behavioral aspects of executive function. Items are rated 1 (never), 2 (sometimes), and 3 (often). There is no range for a total score. Raw scale scores are used to generate T-scores. A reduction in score indicates less impairment.
Time frame: Baseline and week 9
MADRS is a validated, 10-item rating scale with each item being scored on a scale from 0-6 with a total score ranging from 0-60. Lower scores indicate a decreased severity of depression.
Time frame: Baseline and week 9
BRIEF-A is a validated 75-item questionnaire. Items are rated 1 (never), 2 (sometimes), and 3 (often). There is no range for a total score. Raw scale scores are used to generate T-scores. A reduction in score indicates less impairment.
Time frame: Baseline and up to 9 weeks/Endpoint
This measures the speed and accuracy of basic mental functions. Scores are normalized from raw scores and present an age matched score relative to other people in a normative sample. Scores are normalized with a mean of 100 and standard deviation of 15. Scores < 70 indicate likely deficit and impairment, and scores > 110 indicate high function and capacity. Higher scores are better.
Time frame: Baseline
CGI-S assesses the severity of the subject's condition on a 7-point scale ranging from 1 (normal, not at all ill) to 7 (among the most extremely ill)
Time frame: Up to 9 weeks/Endpoint
CGI-S assesses the severity of the subject's condition on a 7-point scale ranging from 1 (normal, not at all ill) to 7 (among the most extremely ill)
Time frame: Week 9
Clinical Global Impression-Improvement (CGI-I) consists of a 7-point scale ranging from 1 (very much improved) to 7 (very much worse). Improvement is defined as a score of 1 (very much improved) or 2 (much improved) on the scale.
Time frame: Baseline and up to 9 weeks/Endpoint
The EWPS quantifies work performance, productivity attitudes and behaviors assessing 25 items on a scale ranging from 0 (high performance) to 4 (lowest performance). Scores range from 0 to 100 with 100 representing lowest productivity.
Time frame: Baseline and week 9
This is a 14 item self-report tool that evaluates sexual functioning. Each item is scored on a 5-point Likert scale ranging from 1 (never) to 5 (always) with total scores ranging from 14 to 70. Higher scores reflect better sexual functioning.
Time frame: Baseline and week 9
This is a 14 item self-report tool that evaluates sexual functioning. Each item is scored on a 5-point Likert scale ranging from 1 (never) to 5 (always) with total scores ranging from 14 to 70. Higher scores reflect better sexual functioning.
Time frame: Baseline and week 9
The SF-12 is a 12-item self-report questionnaire that is a subset of the SF-36 Health Survey. The survey captures physical and mental health. Each of the 12 items is scored using various scales with a total score ranging from 0 (lowest level of health) to 100 (highest level of health).
Time frame: Baseline and up to 9 weeks/Endpoint
The Q-LES-Q is a 93-item self-report questionnaire on quality of life and health. Each item is rated on a 5-point scale from 1 (very poor) to 5 (very good) with a total score ranging from 93 to 465. Higher scores indicate greater satisfaction.
Time frame: Baseline and week 11
ACSA scale has 16 symptom items rated on a scale from 0 (not at all) to 4 (extremely) with a possible total score range of 0 to 64. Higher scores indicate greater withdrawal symptom severity.
Time frame: Baseline and week 9
The GAD-7 is a 7-item self-report questionnaire for assessing anxiety severity. Each item is scored using a scale that ranges from 0 (not at all) to 3 (nearly every day) with total scores ranging from 0 to 21. Lower scores indicate a reduction in anxiety.
Time frame: Baseline and week 9
The STS is an 8-question clinician-rated assessment of suicidal ideation, suicidal behavior, and accidents. The items are scored on a 5-point Likert scale from 0 (not at all) to 4 (extremely) and summed to produce a total score ranging from 0 to 32. Lower scores indicate reduced suicidal tendencies.
Shire
Industry
Phase 2, Multicenter, Randomized, Double-blind, Placebo-Controlled, Study to Evaluate the Efficacy, Safety, and Tolerability of SPD489 in Adults With Clinically Significant, Persistent Executive Function Impairments (EFI) and Partial or Full Remission of Recurrent Major Depressive Disorder
OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.
View the official ClinicalTrials.gov record (opens in a new tab)This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.
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