hi i have been on this since october 2014, my period normally lasts for a week, oct nov dec i was having periods around the same time each both but for 2 weeks and then spotting. 30th jan 2015 i had period for 3 weeks on and off and light it is now the 25th march 2015 and i haven't had a bleed since then, but i am having pregnancy symptoms and haven't missed a shot??? anyone else had this?