If a woman is 44 years old and suddenly doesn’t have her period, she should have a urine test to see if she is pregnant, because the ovaries may still be functioning normally at this age, and it is possible that she could be pregnant. If pregnancy is ruled out, an ultrasound should be done in the hospital to see the thickness of the endometrium, and if it is above 8mm, progesterone can be taken to make menstruation come. If the lining of the uterus is very thin may be ovarian function is not good, the lining of the uterus did not grow and lead to menstruation, under the guidance of the doctor to take estrogen drugs. In addition, women 44 years old has reached menopause, this time there may be menstrual disorders, manifested in prolonged periods, menstrual flow is relatively small, are also normal.