Does Duphaston And Siphene Treat PCOS?

Hello, I am Saranya 25 yrs old I have PCOS promblem my gyne suggested me to take duphaston 100mg for 5days two times a day and after getting my period I have to take siphene from my 2nd day and again from 16th day I have to take duphaston for 5 days to get pregnant. now I m finished taking duphaston and waiting for my periods to take siphene. does it works???