Answer
Do not combine it with another long-acting beta₂ agonist, and avoid adding another anticholinergic inhaler unless treatment has been specifically reviewed and prescribed.
Sources for this answer
- Spiolto Respimat 2.5 microgram/2.5 microgram, inhalation solution — 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.