| 摘要 |
Disclosed is a formulation comprising: a salt of olodateral, also known as 6-hydroxy-8-{ 1-hydroxy-2-[2-(4-methoxy-phenyl)-1,1-dimethyl-ethylamino]-ethyl} -4H-benzo[1,4]oxazin-3-one, as depicted in formula 1, where X- is an anion with a single negative charge; and a tiotropium salt; wherein each component is present in 1-250mg/100mL, and the pH of the formulation is 2.5-3.5. Also disclosed is the use of the formulation for treating respiratory complaints. |
