Gatifloxacin
Mostrando 1-12 de 135 artigos, teses e dissertações.
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1. Concentração de fluorquinolonas no humor aquoso após instilação tópica das associações com corticosteroides
RESUMO Objetivos: Comparar a concentração no humor aquoso entre as soluções de moxifloxacina 0,5% e gatifloxacina 0,3% sozinhas ou combinadas com corticosteroides, e correlacionar a concentração com a concentração inibitória mínima (MIC) para os agentes microbianos mais comumente relacionados a endoftalmites. Métodos: Pacientes que seriam submet
Arq. Bras. Oftalmol.. Publicado em: 2017-10
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2. Stability indicating RP-HPLC method for simultaneous determination of gatifloxacin and dexamethasone in binary combination
Abstract In this study, conditions were optimized for development of a simple RP-HPLC method for simultaneous analysis of gatifloxacin and dexamethasone in different matrices like pharmaceuticals, human serum and urine. Good separation of gatifloxacin and dexamethasone from the induced degradation products was accomplished using C8 as stationary phase; 0.02
Braz. J. Pharm. Sci.. Publicado em: 20/04/2017
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3. Stability-indicating RP-HPLC method for simultaneous determination of gatifloxacin and flurbiprofen in binary combination
A stability-indicating RP-HPLC method is presented for determination of gatifloxacin and flurbiprofen in binary combination. Gatifloxacin, flurbiprofen and their degradation products were detected at 254 nm using a BDS Hypersil C8 (250 X 4.6 mm, 5 µm) column and mixture of 20 mM phosphate buffer (pH 3.0) and methanol 30:70 v/v as mobile phase. Response was
Quím. Nova. Publicado em: 2014-04
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4. Efficacy and tolerability of a gatifloxacin/prednisolone acetate fixed combination for topical prophylaxis and control of inflammation in phacoemulsification: a 20-day-double-blind comparison to its individual components
OBJECTIVE: To compare the efficacy and tolerability of a fixed combination of 0.3% gatifloxacin and 1% prednisolone (Zypred®) versus the individual components used separately (Zypred® and Predfort®) for infection prophylaxis and inflammation control after cataract surgery with intraocular lens implantation. METHODS: A prospective, randomized, double-bl
Clinics. Publicado em: 2013-06
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5. Epidemiology and antimicrobial resistance of staphylococci isolated from different infectious diseases
A total of 187 isolates from 470 clinical specimens were collected from three hospitals in El-Minia governorate and identified as 132 Staphylococcus aureus strains and 55 coagulase-negative staphylococci (CoNS) strains. Susceptibility of isolates to antimicrobial agents was tested by the agar dilution method. The isolated S. aureus strains showed low resista
Brazilian Journal of Microbiology. Publicado em: 2010-06
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6. Stability indicating square-wave stripping voltammetric method for determination of gatifloxacin in pharmaceutical formulation and human blood
Um método de voltametria de re-dissolução catódica adsortiva de onda quadrada, indicativa de estabilidade, completamente validado, sensível e preciso foi desenvolvido para determinação de gatifloxacina na forma bruta, em formulações farmacêuticas e em amostras de plasma e soro humano. Os limites de detecção encontrados de gatifloxacina na forma b
Journal of the Brazilian Chemical Society. Publicado em: 2009
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7. Quinolone-resistant Escherichia coli
Quinolones (nalidixic acid - NAL, norfloxacin - NOR, ciprofloxacin - CIP and gatifloxacin - GAT) were tested against Escherichia coli isolated from urine (385 patient samples) by disk diffusion (DD) and agar dilution (AD) methods. Fifty-three samples (13.8%) were classified as resistant to at least one of the quinolones tested. CIP and NOR susceptibilities w
Brazilian Journal of Infectious Diseases. Publicado em: 2008-02
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8. Performance characteristics of bioassay UV-spectrophotometry and high perfomance liquid chromatographic determination of gatifloxacin in tablets
The microbiological bioassay, UV-spectrophotometry and HPLC methods for assaying gatifloxacin in tablets were compared. Validation parameters such as linearity, precision, accuracy, limit of detection and limit of quantitation were determined. Beer's law was obeyed in the ranges 4.0-14.0 μg/mL for HPLC and UV-spectrophotometric method, and 4.0-16.0 μg/mL f
Química Nova. Publicado em: 2008
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9. Validation of a capillary zone electrophoresis method for the determination of ciprofloxacin, gatifloxacin, moxifloxacin and ofloxacin in pharmaceutical formulations
Um método alternativo por eletroforese capilar de zona (CZE) para determinação de ciprofloxacina (CPFLX), gatifloxacina (GTFLX), moxifloxacina (MFLX) e ofloxacina (OFLX) foi validado. O sistema de eletrólito utilizado consistiu da mistura de 25 mmol L-1 de TRIS/ HCl e 15 mmol L-1 de tetraborato de sódio em meio aquoso resultando em pH 8,87. A análise f
Journal of the Brazilian Chemical Society. Publicado em: 2008
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10. Modelagem farmacocinética-farmacodînâmica das fluorquinolonas levofloxacino e gatifloxacino / Pharmacokinetic-Pharmacodynamic modeling of the fluoroquinolones levofloxacin and gatifloxacin
Objetivo: O objetivo geral deste trabalho foi estabelecer modelo farmacocinéticofarmacodinâmico (modelo PK/PD) para descrever o perfil temporal do efeito bactericida do levofloxacino e do gatifloxacino contra Streptococcus pneumoniae. Método: Para alcançar este objetivo as seguintes etapas foram realizadas: i) foram validadas metodologias analíticas de
Publicado em: 2008
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11. SELECTIVE DETERMINATION OF FLUORQUINOLONES FOR CELLULOSE SURFACE ROOMTEMPERATURE PHOSPHORIMETRY WHITH THORIUM NITRATE / DETERMINAÇÃO SELETIVA DE FLUOROQUINOLONAS POR FOSFORIMETRIA NA TEMPERATURA AMBIENTE SUPORTADA EM SUBSTRATO DE CELULOSE COM NITRATO DE TÓRIO
In this work, analytical methods based on solid surface room-temperature phosphorimetry were developed aiming the selective determination of fluorquinolones. More spectilly, thorium nitrate was evaluated as phosphorescence inducer aiming the sequential determination of norfloxacin (NOR) and levofloxacin (LEV), selective determination of NOR in presence of ci
Publicado em: 2007
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12. Increased resistance to first-line agents among bacterial pathogens isolated from urinary tract infections in Latin America: time for local guidelines?
Emerging resistance phenotypes and antimicrobial resistance rates among pathogens recovered from community-acquired urinary tract infections (CA-UTI) is an increasing problem in specific regions, limiting therapeutic options. As part of the SENTRY Antimicrobial Surveillance Program, a total of 611 isolates were collected in 2003 from patients with CA-UTI pre
Memórias do Instituto Oswaldo Cruz. Publicado em: 2006-11