After ovulation under normal circumstances do not need to wash with sodium bicarbonate, women have mycosis vaginalis, you can use sodium bicarbonate to wash under the guidance of the doctor. Women who are normally healthy do not need to wash with sodium bicarbonate after ovulation, and there is no need to go to wash with sodium bicarbonate before ovulation. Alkaline sodium bicarbonate rinse vulva may temporarily make the local environment alkaline, this will not cause any effect on the female pregnancy, also can not determine the sex of the fetus. After ovulation, women with mycosis vaginalis can use sodium bicarbonate to wash under the guidance of the doctor, the alkaline environment can inhibit the reproduction and growth of Candida, which is beneficial to the treatment of mycosis vaginalis. There is no abnormality after ovulation, just rinse the perineum with water.