 [ Symptoms ] will one time pot use show up in a hair drug test from 5 months ago  it was in chocolate that i did not know was there it was about the size of a nickel [ Disease ] hi yes you do need some kind of bc but have you been through the menopause yet i would get an blood test done this would tell from your hormones reason have had this procedure you may have gone through the menopause without knowing it if that is the case you would not need bc but after having this procedure cant see how periods would start up the again read this link <link> its down the bottom of this that may help you so get checked out first all for your own good good luck