The generic name of Eucerin is drospirenone ethinyl estradiol, and when this medication is used to treat irregular menstruation, it needs to be taken for about 3 months. Drospirenone Ethinyl Estradiol is a short-acting contraceptive that can be used to treat irregular menstruation in women. By taking the medication regularly, the endometrium can be made to show cyclic withdrawal bleeding, which results in regular menstruation. At this point, it needs to be taken for about 3 months to promote the maintenance of women’s endocrine levels in a stable state. Drospirenone ethinyl estradiol, a drug that may produce nausea, breast tenderness and other early pregnancy-like reactions when used, should be used to note that pregnancy must be ruled out, and should not be used by patients with severe high blood pressure. If menstrual irregularities, it is recommended to use the drug under the guidance of a doctor, avoid unauthorized use of medication, to prevent the triggering of adverse consequences.