Could I be preg?

I’m 1 full day and 1/2 late.

I went out drinking last night didn’t drink a lot.

Woke up throwing up yellow Acidy bile at 5 and then again at 8 while brushing my teeth

I’ve had diarrhea all day!

And no signs of period!

Took a test 2 days ago and it was neg!

Could I be preg?