Horrible insomnia for 3-4 days, on top of this nervous breakdowns, tod…

Horrible insomnia for 3-4 days, on top of this nervous breakdowns, today completely fell apart I can't sleep I fall asleep fine, I often get up to pee and drink, I wake up early, specifically at 4 am and I can't fall back asleep, but I want to sleep Neither chamomile nor milk help, save me, my head is about to explode