Progesterone can supplement progesterone, a progestin hormone, and can be used in the treatment of menstrual disorders, such as shortening of the menstrual cycle due to progesterone insufficiency or irregular vaginal bleeding in the second half of the menstrual period, which can be treated accordingly. In addition, progesterone can also be used to treat symptoms of preeclampsia caused by progesterone deficiency, such as irregular vaginal bleeding or lower abdominal pain after pregnancy, and symptoms caused by decreased progesterone after laboratory tests, which can be treated with intramuscular or oral progesterone, both of which can achieve a better therapeutic effect. Be sure to give the appropriate medication under the guidance of a doctor, especially oral progesterone pills may be dizziness, should be taken orally before going to bed, to avoid the occurrence of dizziness.