8 results
To examine the effect of L-dopa addition to optimal D2-blocking antipsychotic treatment on positive symptoms, negative symptoms, cognitive symptoms and extrapyramidal symptoms in schizophrenia.
To investigate the effects of galantamine on cognitive impairment and visual hallucinations in Parkinson`s disease, both therapeutic (direct effect) and preventive (protection against an acute increase of dopaminergic medication used by the patient…
Primary Objectives:- To investigate the effects of a single dose (plasma concentration) 5-HTP challenge test (5-HTP200mg/CBD100+50mg/granisetron2mg) on hypothalamic fMRS activation patterns in healthy male volunteers.Secondary Objectives:- To assess…
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.
to assess whether a single-dose of levodopa improves cognitive symptoms and balances goal-directed and habitual behavior.
A Multicenter, Open-Label Study of Sebelipase Alfa in Patients with Lysosomal Acid Lipase deficiency
The primary objective of this study is to evaluate the safety of sebelipase alfa in a more broad population of subjects with LAL Deficiency than have been previously studied.The secondary objectives of this study are (1) to evaluate effects of…
To evaluate whether the efficacy in terms of progression free survival (PFS) of second-line tepotinib in combination with gefitinib is superior to pemetrexed+cisplatin/carboplatin in subjects with T790M negative, MET+ locally advanced or metastatic…
This is a medical-scientific research study. The purpose of the study is to investigate the effect of multiple doses of the study compound BIA 28-6156 on the pharmacokinetics of the drugs levodopa-carbidopa (Group 1) and levodopa-benserazide (Group…