6 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 assess the safety, reactogenicity, and tolerability of increasing GEM intranasal doses (1.25 mg, 2.5 mg and 5.0 mg) and intramuscular doses (0.05, 0.1, 0.2 mg) of the GEM adjuvant, each administration containing as well a standard 2010/2011 Flu…
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.
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…
to assess whether a single-dose of levodopa improves cognitive symptoms and balances goal-directed and habitual behavior.