Deferiprone tablets will affect the coming of menstruation because Deferiprone tablets belong to the progesterone preparation, women want to come to menstruation, more need to the estrogen and progesterone levels in the body to drop to the minimum, the endometrium will appear natural atrophy, necrosis, shedding, which will lead to the coming of menstruation. If a woman has been taking Deferiprone tablets, the level of progesterone in her body will not drop, so there will be no shedding of the uterine lining, which in turn will not cause the manifestation of menstruation. Therefore, for women who have been taking dydrogesterone tablets, they may not get their periods all the time, and it usually takes about 3-5 days or 3-7 days after stopping the dydrogesterone tablets for a woman’s period to come on time.