On August 13th . My bf did not penetrate inside of me . However , he ejaculated on my vagina . I took Unwanted 72 , 3-4 hours after the incident . I am worried that I may be pregnant . I am a virgin and my period last month started on July 23rd . My periods are usually 2-3 early or late . Please tell me if I am pregnant or not . I have been getting little lower abdominal pain , and I think my food diet is getting more (I am eating more) , and I am getting white discharge . I am really worried . Please help me .