With beta 2-adrenergic receptor agonists and the active 2- amino-1-hydroxyethyl of two kinds of M3 muscarinic receptor antagonist -8-hydroxyquinoline -2 (1H) -one derivative salt
The present invention relates to the crystallinity addition salts of (1H) the -one derivative of (i) 8-hydroxyquinoline -2 and (ii) hydroxycarboxylic acid, sulfonic acid or thionyl imide or its pharmaceutically acceptable solvate.本發明涉及(i)8‑羥基喹啉‑2(1H)‑酮衍生物與(ii)羥基羧酸、磺酸或硫酰亞胺、或其藥學上可接受的溶劑合物的結晶性加成鹽。