Patent ID: 8025897
Filing Date: 2011-09-27
Classification: A61K,A61P,Y10S

Abstract:
1. An orally administered composition comprising a therapeutically effective amount of a racemic mixture of a propionic acid derivative selected from the group consisting of ibuprofen, naproxen, benoxaprofen, naproxen sodium, flurbiprofen, fenoprofen, fenbuprofen, ketoprofen, indoprofen, pirprofen, carpofen, oxaprofen, pranoprofen, microprofen, tioxaprofen, suproprofen, alminoprofen, tiaprofenic acid, fluprofen, bucloxic acid and their salts thereof, wherein the composition contains from about 50 to about 150 weight percent fumaric acid based upon the weight of the racemic mixture of the propionic acid derivative, the propionic acid derivative provided as a plurality of particles coated with a hydrocolloid; provided that no fumaric acid is incorporated in the hydrocolloid coating on the particles or granules of the propionic acid derivative, and wherein the level of the fumaric acid is from about 7% to about 13% by weight of the total composition weight.