Unprotected sex 2 weeks ago and now im sort of loosing appetite

Too soon to know,But one thing just stop thinking about it,cause the more you do the more pregnancy symptoms you'll get without being preggo just by having all that conscious in yur head! Makes you feel like you are

hi anne, im nora, the who asked about this. well, ive missed my period but im having this cramping pain. also last week, i have a brown discharge for over a week. and im quite sure there was one day it was followed with blood. after the disharge gone, i test with pt and it was negative. i took two test. now im on my 1st day late of my expected period. can u help me please