Usage of Angong Progesterone Tablets: (1) Methods of promoting menstruation early: Inject progesterone 20mg daily by intramuscular injection or orally take Angong Progesterone10 ~12mg * * for 5 days from the first day of menstruation, and have menstrual cramps for 3-7 days after stopping taking medicine;

(2) Methods of delaying menstruation: ① Contraceptive No.1 (Norethindrone) or No.2 short-acting oral contraceptives were taken from the fifth day of menstruation, two tablets a day for two weeks, and increased to four tablets a day from the third week; ② Oral progestogen drugs were given to Fukang tablets (norethisterone) or Funing tablets (megestrol megestrol), starting from the first 16 day of menstruation, and taking them continuously every day 10mg; ③ mifepristone, a non-hormonal drug, has been taken orally for 25mg daily since the fifth day of menstruation.

Remember that the above methods ①, ② and ③ must be taken continuously until the "critical period" is over, that is, they are stopped. Generally, menstrual cramps occur within 7 days after stopping taking the medicine. It is worth noting that the abnormal application of sex hormones may disturb the menstrual cycle in the future. Therefore, these methods should not be used for a long time, let alone abused. If menstrual disorder occurs, please consult a gynecologist in time. In addition, some people will have early pregnancy reactions such as dizziness, fatigue, nausea and vomiting when taking sex hormones for the first time; Prohibited persons include: women over 40 years old, breast-feeding, hypertension, diabetes, liver and kidney diseases, thyroid diseases, thromboembolic diseases, malignant tumors of breast and reproductive organs or women suspected of having tumors.

Generally speaking, it is not advisable to artificially change the normal menstrual cycle, which does more harm than good, and doctors do not advocate its application in daily life.