Nightmares every night after clozapine

19 yo
male
from Eastern europe

8 mounth ago i was in hospital. There i was injected haloperidol. Next 5 weeks i was taking clozapin.
I think i have nightmares becouse i took this pills.
I found another people who was taking it and they have nightmares too.
Before it i took quetiapine 200mg at day and sertraline 150mg and all was good.

Im wake up several times at night.

pls help me