| abstract |
Crystalline form of ethylenediamine salt of [4,6-bis (dimethylamino) -2- (4-{[4- (trifluoromethyl) benzoyl] amino} benzyl) pyrimidin-5-yl] acetic acid, preparation method thereof, Pharmaceutical compositions comprising the crystalline form, methods of using said pharmaceutical compositions to treat, prevent or ameliorate one or more symptoms of a CRTH2-mediated disorder or disease are provided. |