What Should I Do About Irregular Periods Due To PCOS And Missed Period After Ovarian Drilling A Few Months Back?

I am trying to conceive . I have no regular periods due to Pcod . Dr suggest overian drilling in dec 22 . After that cycle in feb 4 , next month March 8 . April month periods is missing. I start susten 300mg in 17 th day of last periods for 10 days . Pregnancy test negative in 36 th day