my wife has bipolar symptoms she has been in an out of the hospital 5 times in the last 4 months the latest has prescribed her haloperidol 5mg once before bed,lithium 900mg before bed ,benztropine mesylate 1 mg 2 times a day and trazodone hcl 400mg at bedtime for sleeping aid. She shakes like someone with parkinson disease and constantly does laps in the house going from the living room to the dining room to the kitchen back to the living room for hours on end which causes her to sweat she has trouble sleeping ( about 3-4 hrs a night tops) she has balance problems when stationary she does eat albeit not much and does drink plenty of water is this from the combination or is this from one drug and what should i do please help me.