Yosmin regulation of menstruation, Yosmin alias drospirenone ethinyl estradiol tablets, is a compound short-acting to avoid oral pregnancy drug, is a complex preparation composed of estrogen and progesterone, through the inhibition of ovulation to achieve contraception and regulation of menstruation. Because drospirenone ethinyl estradiol tablets treat different diseases, so the method of medication varies from disease to disease. 1. It is usually taken from the 1st or 3rd day of menstruation for 21 consecutive days and at the same time every day. Drospirenone ethinyl estradiol tablets is a kind of estrogen-progestin complex preparation, not only can contraception, but also can regulate the menstrual cycle. If you want to regulate your menstrual cycle or contraception, you can take it under doctor’s supervision. 2. The first course of treatment usually starts from the 1st or 3rd day of menstruation, one tablet each time, for 21 consecutive days. During the medication period, it should be taken at the same time every day with a small amount of warm water. After a course of treatment, start the next course of treatment on the 8th day after stopping the medication. If a missed dose occurs while taking Drospirenone Ethinyl Estradiol Tablets, it needs to be made up in time. And there is a possibility of vaginal spot bleeding during the medication. If you just start taking it, the gastrointestinal discomfort may be more obvious, but with the prolongation of time, the discomfort will be relieved. Drospirenone ethinyl estradiol tablets is a kind of estrogen-progestin compound preparation, need to be used under the guidance of a doctor, and need to rule out the contraindications to the use of estrogen-progestin, such as thrombotic diseases, estrogen-dependent tumors and so on. If you take it for a long time, you need to go to the hospital for regular medical checkups.