UN SISTEMA DE SUMINISTRO DE FARMACO GASTRO-RETENTIVO PARA SUMINISTRAR VALSARTAN QUE COMPRENDE A) UNA PORCION DE LIBERACION QUE COMPRENDE VALSARTAN Y B) UNA PORCION GASTRO-RETENTIVA QUE SE PUEDE HINCHAR; PROCEDIMIENTO DE PREPARACION; Y USO PARA TRATAR

摘要

An extended release gastro-retentive drug delivery system of Valsartan. The drug delivery system contains a release portion containing the Valsartan, a gastro-retentive portion for retaining the drug delivery system in the stomach and an optional secondary portion for delivering a secondary pulse of Valsartan. In another embodiment, there is provided a swellable unfolding membrane comprising Valsartan for sustained administration of Valsartan to the upper GI tract of a patient.