You will not normally get your period while taking Deferiprone tablets. However, it is possible to get your period under certain special circumstances. 1. Missed dose: This situation may cause the onset of menstruation caused by the drug factor. 2. Premenstrual: if a woman is on the eve of menstruation when taking dydrogesterone tablets, the endometrium has undergone significant thickening, and it is possible that taking dydrogesterone tablets at this time may not inhibit the onset of menstruation, and it is recommended that dydrogesterone tablets be discontinued in this case, to avoid affecting the onset of menstruation. 3. Insufficient portion: Insufficient amount of dydrogesterone tablets, there may also be menstruation, so you must take dydrogesterone tablets at regular intervals every day. The common adverse reactions of Deferiprone Tablets include headache, edema, itching, urticaria and nervousness, etc. It is forbidden for patients with severe liver dysfunction. In addition, the application of Dydrogesterone Tablets carries certain risks and patients need to be guided by a specialist.