7 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.
The primary objective of this study is to evaluate efficacy and safety. Secondary objectives: PK, PK-PD.
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…
Primary:1. To establish the effect of MCP on the release of plasma AVP and subsequent ACTH and cortisol secretion in the absence of a 5HTP-challenge.2. To establish the effect of MCP on the release of plasma AVP and subsequent ACTH and cortisol…
The first aim of the study is to investigate whether DCS addition to exposure therapy enhances symptom reduction in PD+AGO. The second objective of the study is to establish the optimal timing of administration of DCS (30 minutes before or directly…
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.