Women should not continue to take progesterone during menstruation, if they continue to take it, it will easily cause a decrease in menstrual flow and affect women’s endocrine disorders, menstrual disorders and other situations, which can seriously lead to amenorrhea. Progesterone is progesterone belongs to the hormone class of drugs, used to regulate menstruation, such as for some reason caused by delayed menstruation or for some reason need to make menstruation early or delayed, you can take or inject progesterone under the guidance of a doctor, most of the use after stopping the drug about a week will appear withdrawal bleeding, that is, to menstruate. The normal situation of using progesterone, after stopping the drug and then appear to menstruate, some women may not strictly follow the doctor’s instructions to take the drug, the middle of the omission, after stopping the drug after menstruation, the rest of the drug can not continue to take, to avoid affecting the normal menstrual cycle.