Search results for "Efficacy Study"

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Extended-release guanfacine hydrochloride in 6-17-year olds with ADHD: a randomised-withdrawal maintenance of efficacy study.

2015

Background Extended-release guanfacine hydrochloride (GXR), a selective α2A-adrenergic agonist, is a nonstimulant medication for attention-deficit/hyperactivity disorder (ADHD). This phase 3, double-blind, placebo-controlled, randomised-withdrawal study evaluated the long-term maintenance of GXR efficacy in children/adolescents with ADHD. Methods Children/adolescents (6–17 years) with ADHD received open-label GXR (1–7 mg/day). After 13 weeks, responders were randomised to GXR or placebo in the 26-week, double-blind, randomised-withdrawal phase (RWP). The primary endpoint was the percentage of treatment failure (≥50% increase in ADHD Rating Scale version IV total score and ≥2-point increase …

Malemedicine.medical_specialtyAdolescentPlacebo03 medical and health sciences0302 clinical medicineDouble-Blind MethodRating scaleInternal medicineOutcome Assessment Health CareDevelopmental and Educational PsychologymedicineClinical endpointAdrenergic alpha-2 Receptor AgonistsHumansTreatment FailureGuanfacine HydrochloridePsychiatryTrial registrationChildTime to treatment failure030227 psychiatryGuanfacinePsychiatry and Mental healthAttention Deficit Disorder with HyperactivityDelayed-Action PreparationsPediatrics Perinatology and Child HealthFemaleExtended releasePsychology030217 neurology & neurosurgeryEfficacy StudyJournal of child psychology and psychiatry, and allied disciplines
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