Progesterone capsules to delay menstruation is usually 2 times a day, once 100mg, when you can stop the drug when you can get your period, usually 3-5 days after stopping the drug will appear vaginal bleeding. Menstruation is a special physiological period for women, there will be lower abdominal cramps and discomfort, so if for women with heavy dysmenorrhea, encounter special periods, such as marriage, family visits or important sports events, etc. need to delay menstruation, you can take progesterone to delay menstruation. However, the effect of this method is not particularly certain. The simpler and more effective way is to take the short-acting pill orally every night from the fifth day of menstruation, continuously until you can stop taking it when you can have your period, usually after 3-5 days of stopping the pill.