hi doctor,my period is irregula from this year...it came only after 2 month..i have pcos..doctor prescribed metformin tablet 3/ day,even after 1 month period not coming..gave duphatson for 2/5days..finished today...but period not coming...what i do...i need to continue the duphatson..or wait 5 days...and doctor told that we can do ovulation study next..but i dont know why doctor prescribed clomid for mee...tested prolactin and tsh it was within the limit...fsh not tested....will ovulation study or clomid prescription is suitable for me...