I began feeling like I was pregnant but I decided to get on birth control anyway so when I took the test for the pills it was negative, however I still felt I was pregnant. I took the pills anyway and my period was late but I figured it was because of the pills. So I missed a pill the other day and I started bleeding. I read in the packet that came with the pills this can happen if you miss a pill so that's what I assumed it was. I also had nausea and back pains. I felt like a lot of blood came