Please help

I am currently on 100mg xr seroquel a night for bi polar and multi personality , I smoked weed around 2 hours ago Ever since I started to feel unreal and Parinoid very Parinoid, weed started to have this affect on me after I stopped smoking every day for 2 years now I do every week once. I feel as if someone plotting on me but they are also bi polar and have been acting wierd (not medicated) I looked out my window it's dark I got so scared for no reason!Why this happen to me I don't know what wrong with me