Answer
Some people notice initial improvement after a few weeks, but response varies. Seek review if symptoms worsen or there are thoughts of self-harm while waiting for benefit.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Citalopram 10mg 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.