Claims for Patent: 8,637,079

Summary for Patent: 8,637,079

Title:	Solid preparation comprising alogliptin and pioglitazone
Abstract:	A solid preparation containing compound (I), wherein the definition of compound (I) is as defined in the description, and pioglitazone, which is useful as a therapeutic drug for diabetes and the like and superior in the dissolution property, chemical stability and dissolution stability, is provided. A solid preparation containing the following first and second parts: (1) the first part containing compound (I) or a salt thereof and, as the first excipient, sugar or sugar alcohol; and (2) the second part containing pioglitazone or a salt thereof and, as the second excipient, sugar or sugar alcohol.
Inventor(s):	Nakamura; Kenji (Osaka, JP), Kiyoshima; Kenichiro (Osaka, JP), Nomura; Junya (Osaka, JP)
Assignee:	Takeda Pharmaceutical Company Limited (Osaka, JP)
Application Number:	12/449,255
Patent Claims:	1. A multi-layered tablet comprising the following first and second layers: (1) the first layer comprising compressed granules comprising 2-[[6-[(3R)-3-amino-1-piperidinyl]-3,4-dihydro-3-methyl-2,4-dioxo-1(2H)-p- yrimidinyl]methyl]-benzonitrile or a salt thereof and, as a first excipient, sugar or sugar alcohol; and (2) the second layer comprising compressed granules comprising pioglitazone or a salt thereof and, as a second excipient, lactose. 2. The multi-layer tablet of claim 1, wherein the first excipient sugar or sugar alcohol is lactose, sucrose, erythritol or mannitol. 3. The multi-layer tablet of claim 2, wherein the first excipient is mannitol. 4. The multi-layer tablet of claim 1, wherein the second layer comprises pioglitazone or a salt thereof, lactose and hydroxypropylcellulose.