In general, progesterone injection costs about 5 dollars a piece; progesterone capsules normally cost about 50 dollars a box. The charges are different from place to place, please take into account the local charges. Progesterone can be used for low progesterone after pregnancy and for the treatment of preterm miscarriage to preserve the pregnancy. Progesterone can be used for the treatment of menstrual disorders, especially anovulatory menstrual disorders, generally in the second half of the menstrual period can be considered supplemental progesterone treatment, after stopping the drug will have withdrawal bleeding, within two weeks of stopping the drug will have vaginal bleeding, if stopping the drug for more than two weeks without withdrawal bleeding, you need to further check the sex hormone six, according to the hormone six test, if necessary, can consider hormone replacement therapy.