Salts of 2-amino-1-hydroxy-8-hydroxymethanol-2 (1H) - ona derivatives, which have antagonistic activities in muscle receptors and are stimulative activities of B2 adrenergic receptor.

摘要

The invention refers to 8-hydroxymethanol-2 (1H) - ona and (I I) diacetic acid, sulfuric acid or sulfuric acid or (I) crystal addition salt made of solution accepted for medicine.