I'm a single mum who is diagnosed with depression I'm on mirtazapine quetiapine venlafaxine and zolpidem ..I feel like a zombie ..I can't drive.. my head is fuzzy all the time..I rarely go outside...I'm constantly tired..the zolpidem knocks me out for about two hours but then when I come round I'm in tears .. is this normal?everytime I speak to my psychiatrist she ups the dosage