Regular Use Effect of Inhaled Ipratropium Bromide on Airway Responsiveness to Methacholine in Well-controlled Asthma

Summary

Study is looking at the development of tolerance to methacholine following regular use of ipratropium bromide in mild asthmatics.

Timeline

Start

2019-11-05

Primary completion

2020-03-13

Completion

2020-03-13

Drugs

Indications