Patent ID: 6358525
Filing Date: 2002-03-19
Classification: A61K,Y10S

Abstract:
A pharmaceutical composition comprising a blend of at least first and second components, where the first component is hydroxypropylcellulose (HPC) and the second component is at least one other polymer selected from the group consisting of hydroxyethylmethylcellulose (HEMC), hydrophobically modified hydroxyethylcellulose (HMHEC), hydrophobically modified ethylhydroxyethylcellulose (HMEHEC), carboxymethylhydroxyethylcellulose (CMHEC), carboxymethyl hydrophobically modified hydroxyethylcellulose (CMHMHEC), guar, agar, algin, gellan gum, acacia, starch and modified starches, and mixtures thereof and a medicament in a sufficient amount to be therapeutic, with the proviso that low-substituted hydroxypropylcellulose (L-HPC) is excluded from said first and second components.