Answer
Rarely, it can cause paradoxical bronchospasm, with immediate worsening of wheeze or breathlessness. Stop using it and obtain urgent medical assessment.
Sources for this answer
- Ipravent CFC-Free Inhaler 20 micrograms per actuation pressurised inhalation, solution - PLGB 36390/0342 — 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.