i started taking primolut n on the 28th of September and stopped on the 13th of November.i have an ovarian cyst on my left ovary. i got my menses on the 17th November- which was a normal day period. then it decreases ..very light..i never use to get light menses... it stopped on the 20th November. i suffered from abdominal pain and cramps... but today im OK..very light pain...shall i worry about not getting an "abnormal abundant menses" - i mean it was suppose to be two month period. i was expecting a flow :-) and for about 10 days. i have a rendez vous with my doctor on the 28th november.