| abstract |
This invention relates to ethyl [(-) - 2- [4- [2 - [[(1S, 2R) 2-hydroxy-2- (4-hydroxyphenyl) -1-methylethyl] amino] ethyl]. ] -2,5-dimethylphenoxy] -acetate] hydrochloride, its crystalline forms, their pharmaceutical compositions and their use. The compound has a b3 adrenoceptor stimulating effect and has a potentiating effect on pollakiuria or urinary incontinence, and the crystalline storage stability of the invention is greater than its free base. HE |