You need to take her to a vets ASAP.

Excessive drinking could be related to various conditions, kidney failure being one.

She needs to be seen by a professional.

__________________

I am just a worthless liar.
I am just an imbecile.
I will only complicate you.
Trust in me and fall as well.
I will find a center in you.
I will chew it up and leave,
I will work to elevate you
just enough to bring you down