نتایج جستجو برای: piracetam

تعداد نتایج: 280  

2012
Ali ABBASKHANIAN Sara EHTESHAMI Sadegh SAJJADI Mohammad Sadegh REZAI

OBJECTIVE Breath holding spells (BHS) are common paroxysmal non-epileptic events in the pediatric population which are very stressfull despite their harmless nature. There has been no specific treatment found for the spells yet. The aim of this study was to evaluate the efficacy of piracetam (2-oxo-l-pyrrolidine) on these children. MATERIALS & METHODS In this randomized double blind clinical ...

Journal: :Archives of neurology 2001
M Fedi D Reutens F Dubeau E Andermann D D'Agostino F Andermann

BACKGROUND Piracetam has been proven to be effective and well tolerated in the treatment of myoclonus in short-term studies. OBJECTIVE To assess its long-term clinical efficacy, 11 patients with disabling myoclonus due to progressive myoclonus epilepsy were treated with piracetam in an open-label study. METHODS Neurologic outcome (at the 1st, 6th, 12th, and 18th month of treatment) was asse...

2003
F. HÄSSLER

"As a prototype of the Nootropics piracetam is effective on the higher integrative noetic functions on the central nervous system and was or rather is predestined for the use in gerontopsychiatry. Protective and adaptive capacities extend the range of indications on ischaemic brain damage, periphero-vascular diseases, alcohol withdrawal symptom, myoclonus and vertigo. But the effect on defectiv...

Journal: :European journal of pharmacology 2013
Rute A P Costa Mariana P Fernandes Nadja C de Souza-Pinto Aníbal E Vercesi

Mitochondrial oxidative stress followed by membrane permeability transition (MPT) has been considered as a possible mechanism for statins cytotoxicity. Statins use has been associated with reduced risk of cancer incidence, especially prostate cancer. Here we investigated the pathways leading to simvastatin-induced prostate cancer cell death as well as the mechanisms of cell death protection by ...

Journal: :Stroke 2000
J Kessler A Thiel H Karbe W D Heiss

BACKGROUND AND PURPOSE In a prospective, double-blind, placebo-controlled study, it was investigated whether piracetam improves language recovery in poststroke aphasia assessed by neuropsychological tests and activation PET measurement of cerebral blood flow. METHODS Twenty-four stroke patients with aphasia were randomly allocated to 2 groups: 12 patients received 2400 mg piracetam twice dail...

Journal: :Biochimica et biophysica acta 2003
Marie-Paule Mingeot-Leclercq Laurence Lins Mariam Bensliman Annick Thomas Françoise Van Bambeke Jacques Peuvot André Schanck Robert Brasseur

Amyloid peptide (Abeta) is a 40/42-residue proteolytic fragment of a precursor protein (APP), implicated in the pathogenesis of Alzheimer's disease. The hypothesis that interactions between Abeta aggregates and neuronal membranes play an important role in toxicity has gained some acceptance. Previously, we showed that the C-terminal domain (e.g. amino acids 29-42) of Abeta induces membrane perm...

2013
Omar M.E. Abdel-Salam Neveen A. Salem Marwa El-Sayed El-Shamarka Noha Al-Said Ahmed Jihan Seid Hussein Zakaria A. El-Khyat

Cannabis sativa preparations are the most commonly used illicit drugs worldwide. The present study aimed to investigate the effect of Cannabis sativa extract in the working memory version of the Morris water maze (MWM; Morris, 1984[43]) test and determine the effect of standard memory enhancing drugs. Cannabis sativa was given at doses of 5, 10 or 20 mg/kg (expressed as Δ(9)-tetrahydrocannabino...

Journal: :Farmaco 2003
Serena Scapecchi Cecilia Martelli Carla Ghelardini Luca Guandalini Elisabetta Martini Fulvio Gualtieri

Following the indications of previous work, 2-pyrrolidinone moiety of piracetam and piracetam-like compounds has been opened to the corresponding amide derivatives. As found previously in the case of 1,4-diazabicyclo[4.3.0]nonan-9-one compounds, the cognition-enhancing activity of 2-pyrrolidinone compounds is maintained in most cases, suggesting that this moiety is not crucial for activity.

Ahmadreza Sayyadi, Alireza Vakilian, Elahe Raesy, Faranak Gadari, Farhad Iranmanesh, Maryam Moradi, Milad Mehrabian,

Alzheimer's disease is considered the most common cause of dementia. At present, no definite cure is available for healing the disorders and stopping the disease progress. The aim of this study is to study the effects of piracetam, rivastigmine and their joint consumption on MMSE score status in patients with Alzheimer disease. This interventional study was carried out on 64 patients with ...

2016
Xia Feng Ji Hong Xue Kun Xia Xie Shi Ping Liu Hong Ping Zhong Cui Cui Wang Xiao Qiang Feng

Pre-clinical and clinical studies have suggested that sleep loss is a predisposing factor for neurodegeneration and memory impairments linked with Alzheimer’s disease (AD) and about 45% of AD patients show sleep disturbances. Sleep deprivation (SD) alters immuno-inflammatory, oxidantantioxidant enzymes balance and brain derived neurotrophic factor (BDNF) pathways which play significant role in ...

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