14 results
Primary Objective:The primary objective in the current trial is to use graph theory to examine how the organization of the functional brain network may be altered by the administration of methylphenidate. The main question we intend to answer in…
The main objective of this pilot study of n-of-one trials is to determine the effect of add-on treatment with ephedrine for all participants enrolled in this small series of n-of-one trials. Secondary objectives include determining the effect in…
Primary objective: To investigate the effectiveness of ongoing treatment with methylphenidate as prescribed in clinical practice beyond two years in children and adolescents. Secondary objectives:(1) to investigate the effects of discontinuation of…
The primary objectives are:In HIV-1 positive, treatment-naive subjects with pre-treatment HIV RNA * 1,000 copies/mL:1) To evaluate the non-inferior antiretroviral activity of MK-1439A q.d. compared to ATRIPLA q.d. as measured by the proportion of…
The objectives of this study are to establish whether methylphenidate PD effects can be measured using neurocognitive tasks, to describe the drug concentrations of methylphenidate in saliva, to describe the PK/PD relationship using the obtained…
Primary:The primary objective of this study is to evaluate the efficacy of LDX administered as a daily morning dose (30, 50, and 70mg/day) compared to placebo over the course of 7 weeks. This study will enrol children and adolescents (6-17 years of…
Primary Objective: To study the change on performance on executive function and memory function (as measured on Neurocart), after an active challenge with methylphenidate (monoaminergic) and galantamine (cholinergic), compared to placebo, in…
To replicate and extend the findings of the recent methylphenidate study in which methylphenidate was found to enhance episodic memory performance; To explore whether this effect of methylphenidate is primarily mediated by its dopaminergic action.
- short-term efficacy of MPH on ADHD symptomatology in adult male SUD patients with ADHD.- short-term influence of MPH on abstinence and drug use- short-term influence of MPH on cocaine craving - safety and adverse effects of MPH in this patient…
The objective of this project is to study the role of dopaminergic mechanisms in apathy, mood and HDD in patients with PD. What is the involvement of the dopaminergic neurotransmitter system in motivation and reward processes in PD and the clinical…
Primary objective of the study: 1. To report on the effectmodification by age of MPH treatment on the outgrowth of the DA system using state-of-the-art Magnetic Resonance Imaging (MRI) techniquesSecondary objectives:1. To report on the…
We aim to examine, in the impaired older population, whether a treatment using methylphenidate, a DA re-uptake inhibitor that enhances DA, improves attention and memory.
The main objective of this study is to compare the acute effects of methylphenidate on behavioral and cognitive functioning in 6 to 12 year old treatment naïve children compared to the effects after nine months of treatment with methylphenidate in…
The primary objective is to determine the efficacy of methylphenidate on ADHD symptoms in Smith Magenis syndrome.The secondary objectives include the efficacy of methylphenidate on emotion dysregulation and specific goals that are important to the…