Been on minastrin for 3 yrs, used to get my period occasionally but haven't at all in past year, is that bad? i struggled with bulimia& not pregnant

Can be normal: The longer one is on these type of medications, the more likely that periods will decrease or stop. Usually the will resume after being off the meds for awhile. Usually , it will take longer than normal to get pregnant after stopping the medication. When you are considering pregnancy, discuss it with your doctor well in advance of the planned time.