helllo mam, thnks fr trusting healthcare magic docttors fr ur health related queries. i guess ur concern is-probability of u getting pregnant??? well lets have short discussion about semen n sperm... semen is tat white lotion thing what guys ejaculate..in tis lotion small small sperms will be there,which meet ovum n women becms pregnant.... semen is sticky in nature...imagine u have had a very oily food,,even if u wash with soap water still u can feel that sticky nature fr sometime..same way semen is...it sticky in nature...u said 1st oral was done,,he ejaculated ..then u guys had missionary,,,or vaginal sex...so though he might hav ejaculated there are chances tat some semen might be sticking here n there.....less chances..but chances r there... moreover u were ovulating...its tis high time when chances of ovum meeting sperms ar high..... now,pull out method...tis is also sort of good thing....but wen a guy is doing either oral,vaginal sex..guys have a pre ejaculatory phase,,were small small secretions would b accumulating...they dont ejaculate ofcourse,,,chances r there that these secretion sometimes cause pregnancy,,,, well with abv discusiion u can try out my suggestions:- 1.have patience,,wait fr another 3-4days fr menses to occur as per expected dates,if menses happen u r not pregnant, 2.if menses doesnt happen aftr 3-4days/or u are in very much hurry to get rid of tensionfull mind-am i pregnant....u do urinary pregnancy test.tis test kit is availbl at affordable prices in ur nearby medical stores...buy it,do it by urself.if its negative u r not pregnant,,,if positive visit a nearby gynecologist fr further help 3.if still u in dilema of pregnancy then a scan(ultrasound of abdomen n pelvis)can be done,in scan its possible to see an embryo/baby is there or not...but NOT NECESSARY DEAR...RELAX.... 4.use condoms... some husband/guys say we dont feel exact natural sensation so we cant use it....n some say we used condom,but as we did zhabardhassttt sex condom ruptured!!!!!!!fr tis also solution is there,its i-pill..available at ur medical stores at affordable prices... i hope tis was informative enough,helpful,useful fr ur query.. regards-dr.sudha rani panagar. (having regular healthy sex life style btwen couples is very good and advisable too...but a small presence of mind,u can use condom n can make girl free of medicine side effect n boy from being in psychological tension whether his gf has become pregnant)