Hi there, I understand your friend is suffering from some symptoms suggestive of depression. And she must be on medications for the same. However, if she is not getting better, there can be various causes for the same
1. Different diagnosis
2. Inadequate medication dosages
3. Current medicine is not working and needs to be changed
Next Steps
Consult a psychiatrist for finding the cause of no improvement.
Health Tips
https://www.practo.com/delhi/doctor/sharon-narula-psychiatrist