Hi I had my period on the march 2 and had sex on the sixth I was somewhat off it was the last day of my period.he used the pull out method and we were drunk. My back has been hurting since then and I had a little cramping every once in a while.also I had diarrhea a few days I went to the doctor on the 18 and took a pregnancy test that cam up negative . Took a couple home test also negative!! today is the 24 and I am suppose to start my period April 1 ,I am scared we are college students and I don't know what's going on my back still is in pain and I'm gassy In the morning sometimes.can I still be pregnant I want to know so bad.I had a dream the test was positive.am I just testing to early or what?