Patent ID: 11911388
Assignee: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A method for treating metabolic diseases in type 2 diabetes patients with renal impairment and with insufficient glycemic control despite either metformin monotherapy or therapy with metformin in combination with an insulin or an insulin analogue, the method comprising administering a DPP-4 inhibitor which is 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine, or a pharmaceutically acceptable salt thereof, in an oral daily amount of 5 mg, wherein said 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine, or a pharmaceutically acceptable salt thereof, is used in combination with either metformin monotherapy or metformin in combination with an insulin or an insulin analogue.