The invention provides crystalline solvate forms of a salt of a novel &bgr;
2
adrenergic receptor agonist. The invention also provides pharmaceutical compositions comprising the solvate forms, formulations containing the pharmaceutical compositions, methods of using the solvate forms to treat diseases associated with &bgr;
2
adrenergic receptor activity, and processes useful for preparing such solvate forms.
该发明提供了一种新型β2
肾上腺素受体激动剂盐的晶体溶剂形式。该发明还提供了包含这些溶剂形式的药物组合物、含有这些药物组合物的配方、使用这些溶剂形式治疗与β2
肾上腺素受体活性相关疾病的方法,以及用于制备这些溶剂形式的有用工艺。