| abstract |
This invention relates to a drug containing 4 - {[9-chloro-7- (2-fluoro-6-methoxyphenyl) -5H-pyrimido [5,4-d] [2] benzazepin-2-yl as an active ingredient ] amino} -2-methoxybenzoic acid or its pharmaceutically acceptable salt or its crystalline form and buffer; where the active ingredient is in the form of granules and the buffer is extragranular with respect to the active ingredient. This invention also relates to methods for producing such drugs. |