Suggest Treatment For Scanty And Irregular Menstrual Periods

I am 26 yrs old married woman. I am having a problem os scanty and irregular periods. My doctor suggested me meprate tablet for 10 days and after that I have gone thru the prolactin test and its 40(increased by normal limit).Then I take ovaral for 21 days after that the problem is still the same. I have again done the test of prolaction, this time also its 41.6. wat to do.Please suggest me ASAP.