Patent ID: 8778417

Claim:
A sustained-release tablet consisting essentially of: 10%-15% by weight of elemene in the total tablet; 3%-15% by weight of a sustained-release agent in the total tablet; 45%-70% by weight of a bulking agent in the total tablet; 3%-8% by weight of a disintegrating agent in the total tablet; 1%-10% by weight of a binder in the total tablet; and 1%-8% by weight of a lubricant in the total tablet; wherein said sustained-release agent is selected from the group consisting of hydroxypropyl methyl cellulose, polyvinyl pyrollidone, ethylcellulose, methyl cellulose, hydroxyethyl cellulose, sodium carboxymethyl cellulose and mixtures thereof; said bulking agent is selected from the group consisting of microcrystalline cellulose, β-cyclodextrin, lactose, calcium sulphate, compressible starch and any mixtures thereof; said disintegrating agent is sodium carboxymethyl starch; said binder is selected from the group consisting of an aqueous solution of polyvinyl pyrollidone with a mass concentration of 1%-10%, an ethanolic solution of polyvinyl pyrollidone with a mass concentration of 1%-10%, an aqueous solution of ethylcellulose with a mass concentration of 1%-10%, an ethanolic solution of ethylcellulose with a mass concentration of 1%-10%, an aqueous solution of hydroxypropyl methyl cellulose with a mass concentration of 1%-10%, and an aqueous solution of starch with a mass concentration of 1%-10%; and said lubricant is selected from the group consisting of magnesium stearate, colloidal silicon dioxide, and talc.