Patent ID: 8921375

Claim:
A method of treating a patient suffering from a depressive disorder, the method comprising administering to the patient an effective amount of 1-[4-(5-cyanoindol-3-yl)butyl]-4-(2-carbamoyl-benzofuran-5-yl)-piperazine hydrochloride hemihydrate in crystalline modification VIII (Form VIII), wherein the crystalline modification VIII is characterized by at least three characteristic peaks selected from the 2Theta values corresponding to 11.55±0.1, 13.26±0.1, 13.53±0.1, 15.48±0.1, 16.89±0.1, 18.87±0.1, 19.82±0.1, 20.49±0.1, 23.74±0.1 and 27.50±0.1 degrees.