Yes doctor actually i had unprotected sex with my boyfriend about a week ago and after that i took an unwanted 72 just 3-4 hours later how ever to be on safer side as he didn t released inside its was alright till so far but after a week now i am bleeding very much and pain is out of limit in my back and down also and blood is going continuously and pieces are also coming in blood... kindly tell me why its happening and is it normal after taking the pill or should i do something ??