You seem to be in lot of trouble.
First of all,stop feeling guilty for whatever problems you or your wife has.
Second, you are as per your info suffering from depressive symptoms.
The medicines which you have been given appear fine.
Pls adhere to treatment. Dnt stop suddenly once you start feeling better.
Also, go ahead for psychological counselling that will help your symptoms.
Continue medicines
Next Steps
if you want can consult online practo chat
Health Tips
dont stop medicines without doctor consultation.