13 results
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…
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.
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…
The primary objective of this secondary prevention study is to evaluate the efficacy, safety, pharmacodynamics, and pharmacokinetics of gantenerumab, an anti-amyloid antibody, in amyloid-positive, cognitively unimpaired participants at risk for or…
This study will evaluate the efficacy and safety of gantenerumab compared with placebo in patients with early (prodromal to mild) Alzheimer's disease (AD).
The aim of this study is to improve our understanding of the mechanisms underlying altered social performance monitoring from a pharmacological perspective by directly comparing the effects of dopamine and oxytocin on individual and social…
The primary efficacy objective for this study was to evaluate the efficacy of gantenerumab compared with placebo administered to patients by subcutaneous (SC) injection over 100 weeks as measured by the following co-primary endpoints (final outcome…
to assess whether a single-dose of levodopa improves cognitive symptoms and balances goal-directed and habitual behavior.
The study consists of two phases. In the first phase, we aim to investigate whether the dopamine receptor D4 (DRD4) genotype confers differential susceptibility to the effects of early life stress on empathy and prosocial behavior more generally in…
The primary objective for this study is to evaluate the safety, tolerability and efficacy of long-term gantenerumab administered by SC injection.
Primary Objectives:* To determine the efficacy of daily oral DP13 treatment (all dose arms combined) to decrease the plasma aldosterone-to-renin ratio (ARR) from baseline in patients with primary aldosteronism (PA)* To determine the efficacy of…
The main objective of this study is to continue to collect long-term safety and tolerabilitydata in participants with AD treated with gantenerumab. Specific objectives andcorresponding endpoints for the study are outlined in Table 1 of the protocol
To investigate whether early treatment with levodopa has a delayed beneficial effect on PD symptoms and functional health, and improves the ability to (maintain) work, reduces the use of (informal) care, caregiver burden, and costs. Additionally,…