18 weeks cant stop peeing

its got that bas even if I think about the toilet I feel the erdge just to get up and go to the toilet even if im not busting just to get it out of the way even when im leaving the toilet im like*looks i got.to go again ... but i always end up going about 5 6 times before I feel my bladders empty and can go a while without.. also waking up about.10 times in the night literally to pee! its Awful:(