I understand your concerns
Trazodone and neurontin are good to treat severe depression
but at high doses, they do have their ill effects.
Time and again it has been proved that medicines along cannot cure depression and anxiety.
You need life style change
You need meditation
, yoga and psychotherapy
Meditation and yoga helps to streamline your thinking process and metbolism
Psychotherapy strreamlines your lifestyles.
Consult a psychologist
Wish you speedy recovery.