Answer
A brief cough soon after inhalation is recognised and does not necessarily mean the medicine was lost. Sudden worsening wheeze or breathlessness requires urgent assessment.
Sources for this answer
- Onbrez Breezhaler 150 and 300 microgram inhalation powder, hard capsules — 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.