Search Results
Results 451 - 500 of 988
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Kabakus Nimet - - 2005
Although controversial, protective and therapeutic effects of valproic acid in various types of cellular injury suggest a potential role for this agent in hypoxic-ischemic brain injury. We therefore investigated the effects of valproic acid in an experimental model of neonatal hypoxic-ischemic brain injury. To examine the effect of valproic acid ...
Raffoux Emmanuel - - 2005
Valproic acid (VPA) has been demonstrated to be able to inhibit histone deacetylase activity and to synergize with all-trans retinoic acid (ATRA) in inducing the differentiation of acute myeloid leukemia (AML) cells. A pilot study of the VPA/ATRA combination was performed in 11 elderly patients with de novo AML (median ...
Bailey David N - - 2005
The binding characteristics of the antiepileptic agent and teratogen valproic acid for human serum and human placenta were investigated utilizing equilibrium dialysis of the drugs in serum and in homogenates of whole placenta so that the transplacental transfer of the drug could be better defined. A low-capacity, high-affinity binder and ...
Tauxe-Wuersch A - - 2005
The occurrence and fate of five acidic drugs (Mefenamic acid, Ibuprofen, Ketoprofen, Diclofenac and Clofibric acid) were analysed in three sewage treatment plants (STP) over 4-7 consecutive days. The results point out that the five substances were persistent in wastewater effluents after municipal wastewater treatment. At the most, half of ...
Coyle Thomas E - - 2005
Valproic acid has been previously associated with hematologic toxicity, including a reversible myelodysplasia-like syndrome without chromosomal abnormalities. We now report three cases of acute leukemia with features of secondary leukemia associated with valproic acid therapy: two cases of acute myelogenous leukemia with multilineage dysplasia, one with trisomy 8 and one ...
Bug Gesine - - 2005
Histone deacetylase inhibitors have attracted considerable attention because of their ability to overcome the differentiation block in leukemic blasts, an effect achieved either alone or in combination with differentiating agents, such as all-trans retinoic acid. We have previously reported favorable effects of the potent histone deacetylase inhibitor valproic acid in ...
Yamasaki Satoshi - - 2005
BACKGROUND: Tranexamic acid, an inhibitor of fibrinolysis that blocks the lysine-binding site of plasminogen to fibrin, has been reported to reduce intraoperative and postoperative blood loss in patients undergoing total hip arthroplasty with cement. However, there have been few reports describing the effects of tranexamic acid on blood loss during ...
Book Sarah W - - 2005
There have been many recent developments in the pharmacological management of alcohol withdrawal and alcohol dependence. Although previous treatments had included benzodiazepines as their mainstay, the use of these agents in the alcoholic population is problematic. Benzodiazepines are themselves addictive and they may increase the risk of alcohol relapse. Non-benzodiazepine ...
Hynes M C - - 2005
INTRODUCTION: To test the hypothesis that the fall in haemoglobin following total hip arthroplasty is reduced by tranexamic acid administration. PATIENTS AND METHODS: A cohort of 64 patients were studied, 32 received tranexamic acid 20 mg/kg on induction. Surgery was performed by the senior author in a standardised fashion. Haemoglobin ...
Meyer S - - 2005
Valproic acid is an anticonvulsant drug which is associated with serious toxicity including fatal outcome in case of severe intoxication. Secondary detoxication by hemodialysis or hemoperfusion has been employed successfully in valproic acid intoxication. Cardiac arrhythmias have only been described rarely in valproic acid intoxication in humans. We report on ...
Kohno Norio - - 2005
PURPOSE: To investigate the efficacy and safety of zoledronic acid for the treatment of bone metastases from breast cancer. PATIENTS AND METHODS: Women with bone metastases (N = 228) were randomly assigned to receive 4 mg zoledronic acid (n = 114) or placebo (n = 114) via 15-minute infusions every ...
Coves-Orts Francisco Javier - - 2005
OBJECTIVE: To report a probable interaction between meropenem and valproic acid that resulted in the development of epileptic seizures. CASE SUMMARY: A 21-year-old woman presented to our emergency department because of a new-onset, generalized tonic-clonic seizure and was admitted to the intensive care unit. Treatment with valproic acid 1000 mg ...
Wassef Adel A - - 2005
OBJECTIVE: The authors examined clinical differences between divalproex sodium and generic immediate-release valproic acid. METHOD: This 6-year prospective, quasi-experimental clinical trial compared the effectiveness and tolerability of divalproex and valproic acid. The dependent variables were length of hospital stay, rehospitalization rate, and adverse drug reactions in 9,260 psychiatric admissions. RESULTS: ...
Reed Shelby D - - 2005
Skeletal complications of cancer decrease health-related quality of life. Bisphosphonates can prevent skeletal-related events. We collected resource use data prospectively for 930 patients alongside a multinational trial of zoledronic acid versus pamidronate for patients with metastatic multiple myeloma or breast cancer and > or =1 bone lesion. Country-specific unit costs ...
Alkawi Ammar - - 2005
Downbeat nystagmus (DBN) has been reported with phenytoin and carbamazepine toxicity. DBN has not been described as a result of lamotrigine toxicity. Clinical records, neuroimaging and video recordings were obtained in two patients diagnosed with intractable epilepsy who developed oscillopsia and incoordination while being treated with lamotrigine. One patient had ...
Datta Pradip - - 2005
Valproic acid is an anticonvulsant that requires careful therapeutic drug monitoring. Valproic acid is also used in psychiatric patients. Bayer Diagnostics (Tarrytown, NY) recently marketed a turbidimetric immunoassay for monitoring valproic acid concentrations in serum or plasma using the ADVIA 1650 analyzer. We evaluated the performance of this new assay ...
El Saghir Nagi S - - 2005
Zoledronic acid is very widely used in patients with metastatic bone disease and osteoporosis. Only one case of bilateral uveitis was recently reported related to its use. We report the first case of severe unilateral anterior uveitis in a patient with breast cancer and an intraocular lens. Following zoledronic acid ...
Gilpin R K - - 2005
Infrared spectroscopy has been used to characterize the polymorphic purity as well as to study the thermal conversion of three of the more common fenamates between their different crystalline forms via measuring changes in the NH stretch region that occur between 3300 and 3350 wavenumbers. Shifts in band frequency for ...
Tringali Giuseppe - - 2004
OBJECTIVE: Corticotropin-releasing factor (CRF), the major adrenocorticotropic hormone (ACTH) secretagogue, acts within the brain to integrate the stress responses of the central nervous, endocrine and immune systems. The involvement of this peptide in the origin and pathophysiology of various endocrine, neurologic, inflammatory and psychiatric diseases, particularly affective disorders, has also ...
Reed Ronald C - - 2004
PURPOSE: Computer simulations were used to analyze changes in steady-state total plasma valproic acid concentrations when a patient misses a dose of once-daily extended-release divalproex sodium, replaces it at a later time, and resumes scheduled therapy. METHODS: Valproic acid concentration-time profiles were simulated for 1000 hypothetical patients for each of ...
Eadie Mervyn J - - 2004
PURPOSE: To assess the available evidence for the belief that valerian, highly recommended in the past for treating epilepsy, possessed real anticonvulsant effectiveness. METHODS: Review of available literature. RESULTS: In 1592, Fabio Colonna, in his botanical classic Phytobasanos, reported that taking powdered valerian root cured his own epilepsy. Subsequent reports ...
Meek M F - - 2004
INTRODUCTION: Valproic acid is increasingly used in the treatment of epilepsy, and also prescribed for bipolar affective disorders, schizoaffective disorders, schizophrenia and migraine prophylaxis. We describe two case reports involving valproic acid intoxication with ingestion of ethanol. METHODS: One patient was treated by supportive care, one patient received haemodialysis. RESULTS: ...
McCall Mariposa - - 2004
The authors present a case of a patient treated with valproic acid for seizure disorder who presented with acute mental status changes consistent with encephalopathy. Notably, her serum ammonia level was 3 times the upper limit of normal, despite an only mildly elevated aspartate aminotransferase and normal bilirubin. Her serum ...
Khalique Anjum A - - 2004
Rice polishing is a by-product of rice milling. It is a good source of energy and an assortment of amino acids. The anti-nutritive factors associated with rice polishing reduce the availability of amino acids and other nutrients to poultry. Defatted rice polishing (DRP) was chemically treated with 0.4N HCl and ...
Nacarkucuk Ergun - - 2004
Concomitant administration of meropenem has been reported to decrease serum level of valproic acid both in humans and in animals. This report describes three children who required simultaneous administration of valproic acid and meropenem. Meropenem rapidly decreased serum valproic acid concentration to subtherapeutic levels in all three children, and serum ...
Thiagarajamurthy Sundaramoorthi - - 2004
A best evidence topic in cardiac surgery was written according to a structured protocol. The question addressed was whether prophylactic tranexamic acid can safely reduce bleeding without increasing thrombotic complications in patients undergoing cardiac surgery. Altogether 334 papers were found using the reported search, of which 12 represented the best ...
Lagace Diane C - - 2004
Treatment of epilepsy or bipolar disorder with valproic acid (VPA) induces weight gain and increased serum levels for the satiety hormone, leptin, through an unidentified mechanism. In this study we tested the effects of VPA, a short-chain branched fatty acid (C8:0), on leptin biology and fatty acid metabolism in 3T3-L1 ...
Mallet Louise - - 2004
OBJECTIVE: To describe a case of oral valproic acid-induced hyperammonemia and thrombocytopenia in an elderly patient. CASE SUMMARY: A 76-year-old white woman presented to the emergency department with generalized weakness, confusion, nausea, and vomiting. She was taking sodium divalproex 750 mg 3 times daily, with valproic acid concentration 144 mg/L. ...
Walmod Peter S - - 2004
Screening for potential teratogenicity of 20 test compounds was performed using a computerised microscope workstation for determination of cytotoxicity, proliferation and morphology of fibroblastoid murine L929-cells. The test compounds, which were divided into four classes according to teratogenicity were: 5-bromo-2(')-deoxyuridine, 6-aminonicotinamide, acrylamide, boric acid, D-(+)-camphor, dimethadione, dimethyl phthalate, diphenhydramine, hydroxyurea, ...
Eyal Sara - - 2004
Valproic acid (VPA), one of the widely used antiepileptic drugs (AEDs), was recently found to inhibit histone deacetylases (HDACs). HDAC inhibitors of a wide range of structures, such as hydroxamic acids, carboxylic acids, and cyclic tetrapeptides, have various effects on transformed and nontransformed cells, including neuromodulation and neuroprotection. The aim ...
Zgouras Dimitrios - - 2004
Recent studies have attested to the antiangiogenic effects of HDAC inhibitors on solid human tumors. The HDAC inhibitor butyrate has been reported to impair tumor-cell-induced angiogenesis. However, due to its poor bioavailability in vivo, the therapeutic use of butyrate is limited. On the other hand, valproic acid has inhibitory effects ...
Antoniou Tony - - 2004
A 42-year-old man with human immunodeficiency virus (HIV) infection and a history of complex partial seizures developed severe anemia after the addition of valproic acid to his stable antiretroviral regimen of zidovudine, lamivudine, and abacavir. The inhibition of zidovudine glucuronidation by valproic acid and the resultant zidovudine hematologic toxicity is ...
zur Nieden N I - - 2004
The embryonic stem cell test (EST) examines the cytotoxicity of chemical compounds on embryonic stem (ES) cells and 3T3.A31 fibroblasts. Additionally, the EST measures the ability of ES cells to differentiate into contracting cardiomyocytes following drug exposure. In this study, we introduce new endpoints to obtain a molecular multiple endpoint ...
Otto Marit - - 2004
The aim of this randomized, double-blind, placebo-controlled cross-over study was to test whether valproic acid relieves painful polyneuropathy. Thirty-one patients completed two treatment phases of 4 weeks' duration with valproic acid (1,500 mg daily) and placebo. There was no significant difference between valproic acid and placebo in the rating of ...
Kanai H - - 2004
Valproic acid (VPA), used to treat bipolar mood disorder and seizures, also inhibits histone deacetylase (HDAC). Here, we found that VPA and other HDAC inhibitors, butyrate and trichostatin A, robustly protected mature cerebellar granule cell cultures from excitotoxicity induced by SYM 2081 ((2S, 4R)-4-methylglutamate), an inhibitor of excitatory amino-acid transporters ...
Perry Caroline M - - 2004
Zoledronic acid (Zometa), a parenteral bisphosphonate, is an inhibitor of osteoclast-mediated bone resorption and is used in the management of patients with cancer. Zoledronic acid 4 mg is administered as an intravenous infusion over 15 minutes. In the treatment of bone metastases, zoledronic acid is the first and only bisphosphonate ...
Källén Bengt - - 2004
The use of valproic acid during human pregnancy increases the risk of hypospadias in the offspring. Rats exposed in utero to valproic acid did not develop hypospadias and even had a slightly increased anogenital distance in males 3-4 days after birth. A classical antiandrogenic drug, flutamide, caused hypospadias as well ...
Wu Shufang - - 2004
Valproic acid is widely used in the treatment of children with epilepsy. Evidence indicates that valproic acid has teratogenic effects on the skeletal system. In addition, the use of valproic acid in children has been associated with short stature. Thus, we hypothesized that valproic acid could also affect bone growth ...
Karabiber Hamza - - 2004
In experimental epilepsy studies, nitric oxide was found to act as both proconvulsant and anticonvulsant. The objective of this study was to investigate the effects of valproic acid and carbamazepine on serum levels of nitrite and nitrate, which are the metabolites of nitric oxide. To achieve this goal, serum nitrite ...
Trapani G - - 2004
The purpose of this study was to evaluate the potential use of two novel solid formulations of valproic acid (VPA) prepared by complexation with hydrophilic cyclodextrins (CDs) as hydroxypropyl-beta- and sulfobutylether-beta-cyclodextrin and by solid dispersion (SD) in hydrophilic carriers as polyethylene glycol 6000 (PEG 6000) and polyvinylpyrrolidone K-30 (PVP K-30). ...
Kravchenko I A - - 2003
We studied the effect of lauric acid on transdermal penetration of phenazepam in vivo. It was found that treatment with lauric acid 3-fold increased the maximum anticonvulsive effect of phenazepam applied in a transdermal therapeutic system in comparison with the control. Study of the pharmacokinetics of phenazepam transdermal therapeutic system ...
Ulander Johan - - 2003
Valproic acid is a short branched fatty acid used as an anticonvulsant drug whose therapeutic action has been proposed to arise from membrane-disordering properties. Static and kinetic properties of valproic acid interacting with fully hydrated dipalmitoyl phosphatidylcholine lipid bilayers are studied using molecular-dynamics simulations. We calculate spatially resolved free energy ...
Ritchie Bruce C - - 2003
Deficiency of C1 Inhibitor leads to unopposed activation of complement, with localized, unpredictable, and sometimes life-threatening attacks of angioedema. Treatment with plasma-derived C1 Inhibitor rapidly aborts attacks, and may be lifesaving, but is expensive, requires use of a pooled blood product, may need to be repeated and may not be ...
Sumner Charlotte J - - 2003
Spinal muscular atrophy (SMA) is an inherited motor neuron disease caused by mutation of the telomeric copy of the survival motor neuron gene (SMN1). Although a centromeric copy of the survival motor neuron gene (SMN2) is retained in all patients with SMA, it differs from SMN1 at a critical nucleotide ...
Greilich Philip E - - 2003
OBJECTIVES: Aprotinin is a broad-spectrum serine protease inhibitor that has been shown to attenuate the systemic inflammatory response in patients undergoing cardiac surgery with cardiopulmonary bypass. Although epsilon-aminocaproic acid is similar to aprotinin in its ability to inhibit excessive fibrinolysis (ie, plasmin activity and D-dimer formation), its ability to influence ...
Yamasaki Satoshi - - 2004
We investigated the effects of tranexamic acid in 40 patients who had received cementless total hip arthroplasty (THA) in a prospective, randomized study. In 20 patients, 1000 mg of whole-body tranexamic acid was administered intravenously 5 min before the operation started. The other 20 patients served as a control group ...
Sattar S Pirzada - - 2003
OBJECTIVE: To report a case of somnambulism due to a probable interaction between valproic acid and zolpidem in a patient with no prior personal or family history of somnambulism. CASE SUMMARY: A 47-year-old white man with a history of bipolar disorder was being maintained on citalopram 40 mg once daily ...
Ferzli George T - - 2003
Morphea, a specific type of cutaneous sclerosis, is known in the pediatric age group, but not as an adverse effect to the antiepileptic valproic acid. We report a 14-year-old male patient with absence seizures who, after treatment with valproic acid, developed skin tightness on the fingers. A biopsy specimen revealed ...
Neville-Webbe H l - - 2003
Zoledronic acid is a potent, third generation, nitrogen-containing bisphosphonate, licensed for the management of skeletal metastases and hypercalcaemia of malignancy, both of which cause considerable morbidity. In the preclinical setting, zoledronic acid has demonstrated superior potency regarding inhibition of osteolysis and reduction of hypercalcaemia as compared with other bisphosphonates. Clinical ...
Kravetz Jeffrey D - - 2003
Valproic acid is a carboxylic acid used for the treatment of both seizure and mood disorders. Its association with pleural fluid eosinophilia has been reported once in the English language literature. We present another case of valproic acid-induced pleural fluid eosinophilia associated with fever and peripheral blood eosinophilia. Extensive evaluation ...
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