have left the pill (yasmin) going on the third week now. i had withdrawal bleeding lasting 3 days . this happened 3 days after i left the pill. This saterday i felt like urinating alot especially in the mornings and evenings. i need to pee but couldnt. i was spotting this monday. and today i have the same urination problem. my tummy is also bloated. i am trying to fall pregnant. i have a test last week and it was negative. what could this be?