trying To Concieve

Me and my fiance have been trying to get pregnant. I just got of my period on December 22,2015. We had sex yesterday morning and the was blood and discharger mixed together. I have had my period the up to my second trimester with my daughter. I have been feeling sleepy lately and not that hungry.... I have a doctors appointment on Friday but I want to but a pregnancy test to see for myself... What do you all think about this???