After stopping progesterone capsules, most people will have periods, but a small number of people will not, because progesterone is a progestin drug, after the sudden stopping of the drug after the endometrial lining of the uterus to lose the support of hormones, it will be shedding to cause menstruation. If a woman’s uterine lining is thin, she won’t have a period if she doesn’t shed her uterine lining after stopping the medication. Women who have had multiple abortions or who have endometrial tuberculosis need to take estrogen supplements under doctor’s supervision because the endometrial lining has been damaged and is thin enough to prevent menstruation after stopping the medication.