Papel de la rifaximina en el tratamiento de la encefalopatía hepática

2016 
espanolLa encefalopatia hepatica (EH) es una complicacion grave y frecuente de la cirrosis hepatica. Ademas de corregir los factores precipitantes, los tratamientos mas utilizados y con los que existe mayor experiencia son los disacaridos no absorbibles y la rifaximina. Muchas de las recomendaciones se basan en la practica clinica con escasos estudios controlados y aleatorizados. Actualmente, la rifaximina se deberia iniciar durante un episodio de EH, si tras 24-48 horas con tratamiento con disacaridos no absorbibles no presenta mejoria clinica. En la EH recurrente es aconsejable anadir rifaximina si, el paciente estando en tratamiento con disacaridos no absorbibles, presenta clinica. Por el momento, no se recomienda el tratamiento habitual de la EH minima con rifaximina. La rifaximina ha demostrado que es eficaz en el tratamiento agudo de la EH asi como en la prevencion de recidivas. EnglishHepatic encephalopathy (HE) is a frequent and serious complication of liver cirrhosis. In addition to correction of the precipitating factors, the most commonly used treatments are non-absorbable disaccharides and rifaximin. Many of the recommendations are based on current clinical practice and there are few randomized controlled trials. Currently, rifaximin should be initiated during an episode of EH if, after 24-48 hours of non-absorbable disaccharide therapy, there is no clinical improvement. In recurrent EH, it is advisable to add rifaximin in patients under non-absorbable disaccharide therapy who develop a new episode. Currently, standard treatment with rifaximin for minimal EH is not recommended. Rifaximin is effective in the acute treatment of overt encephalopathy and in preventing recurrence.
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