hi, i'm 20 years old and a virgin . 4 days back my bf rubbed his penis on my vagina, he just inserted his tip, but then we stopped as it was hurting too much, he wasn't wearing a condom. he later ejaculated on my abdomen, but then i immediately cleaned it. i think i was also ovulating at that time. is it possible tht i can get pregnanyt??? please reply soon i'm really worried. And also will taking an oral contraceptive help now??? reply ASAP