Answer
It can open narrowed airways, but the selected nebuliser product is licensed for asthma alongside an inhaled beta2 agonist rather than as a replacement for it.
Sources for this answer
- Atrovent 250 UDVs, 1 ml / Atrovent UDVs, 2 ml — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.