plz help me pcos and lost

I am diagnostic pcos since i wad 17 i am 25 years old now.i used to take diane or yasmin in order to have my period. Im am married and trying to have a babe since one year ago. I started with clomid with no ovulation 3 months and added metformin with clomid 3 more months also no result. I mooved to menogon with one per day i had hyperstimulation ovsry right 8 cm and left 9 cm. During this treatment treatement i had 3 folicules. I stoped all the treatments for one month. This month i started with gonalf with very low dose dtsnd up protocole i had 3 folicules also but i have two weeks period late with blood test for pregnancy negative. I took dupaston for 5 days and this us the third day after also no petiod.plz advice asap.thank u so much