Answer
Migraine and sumatriptan can cause dizziness, drowsiness or tiredness. Do not drive, cycle or operate machinery if affected.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Sumatriptan 100mg Tablets — 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.