I'm completely nauseous, I've had two loose BM's and am getting tightening from tummy to vagina.…

I'm completely nauseous, I've had two loose BM's and am getting tightening from tummy to vagina. Have to pee a lot too. Lots of back pain but I can't really time anything. It all started after doc checked me this morning. I was at 2cm. Does this sound like labor? I'm so sick I can't sleep.