Answer
Xylometazoline reduces nasal swelling, while dexpanthenol supports protection and repair of the nasal lining.
Sources for this answer
- Sudafed Plus Blocked Nose 1mg/50mg/ml Nasal Spray — 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.