Patent ID: 8883794

Claim:
An oral preparation comprising 20 to 120 mg of N-[4-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]-(2R,3R)-2,3-tetramethylene-butyl]-(1′R,2′S,3′R,4′S)-2,3-bicyclo[2,2,1]heptanedicarboxylmide hydrochloride (lurasidone) of formula (1): a pregelatinized starch, a water-soluble excipient, a water-soluble polymer binder, a disintegrant, and a lubricant, wherein the content of lurasidone in the preparation is 20 to 45% (wt/wt), and the content of the pregelatinized starch in the preparation is 20 to 30% (wt/wt).