Suggest Treatment For Irregular Periods In A Women With PCOS

Hi my name is Nea and i am only 20 Years Old, i went to my GP about 6months ago and he told me i had PSOS but didn t tell me my chances of conceiving or anything els to do with PSOS, since my doctor has told me this i have had unprotected sex all the time, My periods have been doing its normal cycle 4days bleeding and then wait 4 weeks for me next periods due its, But 3 - 4months ago my periods haven t quite been the same but when i do get my periods its like Brown Discharge then on the last day of my periods i get bright red blood and that was on the 8th Dec 2014 - 11th Dec 2014 (this was suppose to be my ovulation days). Then just 2Weeks Later i got my periods again same thing brown discharge last day bright red bloods and that was on the 21st December 2014 - 24th Dec 2014 (My periods were meant to start on the 23rd Decemeber 2014 But didn t), it is now the the 30th of December 2014 and just went to the bathoom and now have brown discharge. Can someone please help me, if i have miss anything just ask me :) thanks