Answer
It is not expected to affect driving or machine use when used correctly. Do not drive if an adverse effect such as drowsiness or dizziness affects you.
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.