i have a white milky discharge that won' t go away, have had it for almost a month now. it doesnt smell or itch. i use contraceptives but stopped for one month and went back again. i started having this discharge soon after going back on the pill and my period was late by two days. i also have anemia - iron defeciency &  use to have severe period pains, which was why my doctor suggested contraceptives. is this normal? please help.