Treatment of Guidelines for Psychotic Depression First-line        Tricyclic with olanzapine or quetiapine Second choice         SSRI/SNRI Consider Electroconvulsive therapy           

Treatment of Refractory Depression When depression does not improve with three sequential trials of antidepressants, we call it treatment-refractory depression. the following is the list of choices for treatment-refractory depression.  First-line Treatment Options Bupropion 400 mg/d + SSRI Olanzapine + fluoxetine 25/50 mg/d Venlafaxine + mirtazapine 30-45 mg/d Add lithium, aim up to 1.0 mmol/L concentration.  Add aripiprazole 2-20 mg/d Add quetiapine 150-300 mg/d  Second-line Choices Ketamine-IV (0.5 mg/kg IV over 40 minutes),   à rapidly effective, by the anesthetist High-dose venlafaxine à 200 mg/d,    à NICE recommended, monitor BP Electroconvulsive therapy à effective, stigmatized Add risperidone 0.5-3 mg/d,   à weak evidence, hypotension Add Triiodothyronine 20–50 μ g/d, à reasonable evidence, monitor TFTs Lamotrigine, 100, 200, 400 mg/d, à best tolerated, risk of rash SSRI+ buspirone 60 mg...

Guidelines for the Pharmacotherapy of Major Depressive Disorder I have summarised the following recommendations from the Maudsley prescribing guidelines in Psychiatry, 13th Ed. Psychotherapies Supportive psychotherapy, CBT, interpersonal therapy, marital/couple therapy, dynamic psychotherapy, behavioral activation Depressive episode Step-1 SRI/ Mirtazapine à A generic SRI; use mirtazapine if sleep needed Step-2 SSRI/non-SRI   à Most evidence is for a switch to vortioxetine Step 3 Mirtazapine, vortioxetine, agomelatine   à if not already trialed