Patent ID: 7754239

Claim:
A hard capsule comprising a core comprising one or more core components, said core representing 70 to 92% by weight of the capsule, and a water-soluble envelope comprising 6.5 to 15% by weight of the capsule of a film-forming polymer of gelatin, 0.8 to 1.5% by weight of the capsule sorbitol as a plasticizer, and 0.01 to 0.2% by weight of the capsule fumaric acid, wherein said envelope represents from 8 to 30% of the weight of the capsule and contains the core therein, wherein the capsule has a hardness of 1 to 5 Kg/cm 2 and the envelope of the capsule exhibits a total solubilization time of less than or equal to 85 seconds, using a dissolving device wherein the capsule is crossed by an aqueous flow maintained at 37+/−0.5° C., pH 6.5, 50 ml/min.