dilate and thin. As your cervix opens up, your mucous plug may fall out. Losing your mucous plug is a good sign that labor is on its way. Though, it could be days or even weeks after you lose your mucous plug before labor actually starts. Many women do not lose their mucous plug at one time; instead, they lose it more gradually. They may notice an increase in vaginal secretions weeks before they go into labor. Should I call my doctor if I lose my mucous plug? If you are full term and have lost your mucous plug, there is usually no need to call your doctor. You may lose your mucous plug weeks before labor starts. If you notice regular, timeable contractions after losing your mucous plug, follow your doctor's protocol for proceeding to Labor and Delivery. If you have a history of preterm labor and you suspect you have lost your mucous plug, call your doctor right away. If you notice blood tinged mucous and are earlier than thirty-six weeks call your doctor immediately. Moreover, you should also call your doctor if you have sudden bright red bleeding. Bleeding can be a sign of placenta previa or placental abruption . Two different things. I lost my mucous plug on a Saturday (way more than normal discharge like thick slimy snot texture) sorry tmi! Then on the Sunday had the bloody show which is self explanatory. Good luck :) Two different things. I lost my mucous plug on