50 half a year without menstruation still use contraception to minimize the chances of pregnancy, generally still need contraception. Women generally menopause at the age of 45 to 55 years old, women 50 years old half a year without menstruation, may be sex hormone level disorders, ovarian function decline caused by sex hormone level disorders caused by a short period of time without menstruation. Some women who have stopped menstruating for half a year or even longer may still have their periods again, which indicates that the ovaries may ovulate, and if no contraceptive measures are taken during intercourse, the egg and sperm will meet and combine, and there will be the possibility of conception. Half a year without menstruation may also be the decline of ovarian function, the body’s hormone levels decline caused by the observation of natural menopause for more than 2 years, coitus can no longer use contraception, in this case coitus is safer. 50-year-old women should be based on their own situation, follow the doctor’s instructions to determine whether the need for contraceptive measures.