Stiolto respimat active ingredients?

What are the active ingredients in Stiolto Respimat?

Stiolto Respimat’s active ingredients are two bronchodilators: tiotropium and olodaterol. [1]

What do tiotropium and olodaterol do in Stiolto?

• Tiotropium is an antimuscarinic (long-acting muscarinic antagonist, LAMA) that helps relax airway muscles and reduce bronchoconstriction.
  
• Olodaterol is a long-acting beta-2 agonist (LABA) that also relaxes airway muscles to improve airflow. [1]
  
  

What condition is Stiolto Respimat used for (and why these ingredients)?

Stiolto Respimat is used as a maintenance treatment for airflow obstruction in chronic obstructive pulmonary disease (COPD). Using both a LAMA (tiotropium) and a LABA (olodaterol) provides bronchodilation from two different pathways. [1]

Sources:
[1] https://www.drugs.com/stiolto-respimat.html