Answer
Do not stop suddenly without speaking to the prescriber. A gradual reduction is usually used to limit withdrawal symptoms.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Nortriptyline Colonis 25mg/ 5ml 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.