Questions....... advise!!!!

Krystal

So I've been working 40 hour weeks last week was 6 days one day off. I am 14 weeks 4 days. Last week I worked 3am shifts. I got in trouble for not being there til 4 or 430 because I was at home throwing up unable to drive. I get yelled at when I ginni the bathroom all the time. I'm being singled out by my boss and one of her bosses. They know I'm pregnant and yet they still dont care... I dont know what to do. I'm going to upper management to get me out of that stressful situation but I dont know how to deal with it til then....... advise please