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AssigneeKyowa Hakko Kogyo Co., Ltd.
InventorsAkihiro Uchida, Yasuhiro Ishikawa, Yasuhiko Ueno, Kiichiro Kaji, Masaharu Aimoto, Naoki Kaneko
Estimating the term…
(wherein Y1 and Y2 may be the same or different and each represents a hydrogen atom, halogen or lower alkyl; and Z and A may be the same or different and each represents substituted or unsubstituted aryl, or substituted or unsubstituted heteroaryl) The present invention provides, for example, a method for stabilization of a diarylvinylene compound such as a compound represented by the above formula (I) or the like, or a pharmaceutically acceptable salt thereof in a solid formulation containing the diarylvinylene compound or the pharmaceutically acceptable salt thereof, which comprises allowing an inorganic substance and/or a colorant to exist in the solid formulation, and the like.
A method for stabilization of a diarylvinylene compound or a pharmaceutically acceptable salt thereof in a solid formulation containing the diarylvinylene compound or the pharmaceutically acceptable salt thereof, which comprises allowing an inorganic substance and/or a colorant to exist in the solid formulation.
14-20. (canceled)
A solid formulation comprising a xanthine derivative represented by formula (IA)
27-33. (canceled)
Dependencies are inferred from the claim text.