Keep an eye on it. My water had to be broken by the doctor
That is exactly how I feel! It feels like I am severely constipated, a painful amount of pressure in my bum and pelvis. I called the doctor and their advice to me was to wait for regular contractions or for my membrane to rupture
If you have lost your plug you need to contact your doctor. When I went into labor with my first child, I felt like I had to poop but nothing was coming out. 11 hours later my daughter was born! Call your doctor they could possibly admit you. Good luck!