me and my boyfriend had sex on july 16 i started my period the next day it went till the 19th could i have just been preparing for a pregnancy it is now a week later and i have had slight morning sickness and small little cramps in lower abdomen also for about 2 days after period i had light ping very slimy mucus but only when i whip me and my bf also had sex unprotected the 22 im on the patch but dont know how effective it is its only 2nd month on it what do you guys think