Answer
Do not stop without prescriber advice. Abrupt withdrawal after prolonged use can cause marked tiredness, depression, appetite changes, agitation or sleep disturbance.
Sources for this answer
- Amfexa / Dexamfetamine Sulfate Medice 20mg Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Dexamfetamine Sulfate 1 mg/ ml Oral Solution — 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.