In vitro effect of sulfamethoxazole-trimethoprim against Histoplasma capsulatum var. capsulatum. 2010

Raimunda Sâmia Nogueira Brilhante, and Maria Auxiliadora Bezerra Fechine, and Rossana de Aguiar Cordeiro, and Marcos Fábio Gadelha Rocha, and Joyce Fonteles Ribeiro, and André Jalles Monteiro, and Rita Amanda Chaves de Lima, and Jacó Ricarte Lima Mesquita, and Zoilo Pires de Camargo, and José Júlio Costa Sidrim
Specialized Medical Mycology Center, Postgraduate Program in Medical Microbiology, Federal University of Ceará, Fortaleza, Ceará, Brazil. brilhante@ufc.br

This study evaluated the in vitro effect of sulfamethoxazole-trimethoprim against Histoplasma capsulatum var. capsulatum isolated from HIV-positive patients. The drugs were tested by microdilution testing in accordance with the CLSI guidelines. All of the strains were inhibited by sulfamethoxazole-trimethoprim, with MIC ranges of 0.039 (sulfamethoxazole)/0.0078 (trimethoprim) mg/ml to 0.625/0.125 mg/ml for mycelial forms and 0.0025/0.0005 to 0.02/0.004 mg/ml for yeast-like forms. However, in vivo studies are necessary to evaluate the significance of these results.

UI MeSH Term Description Entries
D008826 Microbial Sensitivity Tests Any tests that demonstrate the relative efficacy of different chemotherapeutic agents against specific microorganisms (i.e., bacteria, fungi, viruses). Bacterial Sensitivity Tests,Drug Sensitivity Assay, Microbial,Minimum Inhibitory Concentration,Antibacterial Susceptibility Breakpoint Determination,Antibiogram,Antimicrobial Susceptibility Breakpoint Determination,Bacterial Sensitivity Test,Breakpoint Determination, Antibacterial Susceptibility,Breakpoint Determination, Antimicrobial Susceptibility,Fungal Drug Sensitivity Tests,Fungus Drug Sensitivity Tests,Sensitivity Test, Bacterial,Sensitivity Tests, Bacterial,Test, Bacterial Sensitivity,Tests, Bacterial Sensitivity,Viral Drug Sensitivity Tests,Virus Drug Sensitivity Tests,Antibiograms,Concentration, Minimum Inhibitory,Concentrations, Minimum Inhibitory,Inhibitory Concentration, Minimum,Inhibitory Concentrations, Minimum,Microbial Sensitivity Test,Minimum Inhibitory Concentrations,Sensitivity Test, Microbial,Sensitivity Tests, Microbial,Test, Microbial Sensitivity,Tests, Microbial Sensitivity
D006658 Histoplasma A mitosporic Onygenales fungal genus causing HISTOPLASMOSIS in humans and animals. Its single species is Histoplasma capsulatum which has two varieties: H. capsulatum var. capsulatum and H. capsulatum var. duboisii. Its teleomorph is AJELLOMYCES capsulatus. Ajellomyces capsulatus,Cryptococcus capsulatus,Emmonsiella capsulata,Histoplasma capsulatum,Histoplasmas
D000890 Anti-Infective Agents Substances that prevent infectious agents or organisms from spreading or kill infectious agents in order to prevent the spread of infection. Anti-Infective Agent,Anti-Microbial Agent,Antimicrobial Agent,Microbicide,Microbicides,Anti-Microbial Agents,Antiinfective Agents,Antimicrobial Agents,Agent, Anti-Infective,Agent, Anti-Microbial,Agent, Antimicrobial,Agents, Anti-Infective,Agents, Anti-Microbial,Agents, Antiinfective,Agents, Antimicrobial,Anti Infective Agent,Anti Infective Agents,Anti Microbial Agent,Anti Microbial Agents
D013420 Sulfamethoxazole A bacteriostatic antibacterial agent that interferes with folic acid synthesis in susceptible bacteria. Its broad spectrum of activity has been limited by the development of resistance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p208) Sulfamethylisoxazole,Gantanol,Sulfisomezole,Sulphamethoxazole
D014295 Trimethoprim A pyrimidine inhibitor of dihydrofolate reductase, it is an antibacterial related to PYRIMETHAMINE. It is potentiated by SULFONAMIDES and the TRIMETHOPRIM, SULFAMETHOXAZOLE DRUG COMBINATION is the form most often used. It is sometimes used alone as an antimalarial. TRIMETHOPRIM RESISTANCE has been reported. Proloprim,Trimpex

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