I was taking Microgestin 1/20 , for approximately 1 month and a half . I stopped taking it a few days ago and starting having unprotected sex with my boyfriend for the past week or two and he has been ejaculating in me . i later than was spotting for about 2 and a half days . i want to know what are my chances of getting / being pregnant ? i am not on any birth control and my period is due around the 20th (so my birth control said) someone PLEASE HELP .