welcome to health care magic.it seems to be a case of polycystic ovarian syndrome
.in this conditionn there is an imbalance of female sex hormones(estrogen
3.decreased breast size
4.others like enlargement of clitoris
,deepening of voice and acne are in long term case.well the medications that your doctor has given you is basicallly to regularise your cycles.
i would advise you to vist your doctor and have a clear idea of the problem and the treatment plan.well there is nothing to get depressed.