Dinogestrel tablets can be used for the treatment of endometriosis, usually need to be used for 10-14 days, but there are individual differences in the duration of the medication, the specific time should be combined with the patient’s condition. Dinogestrel tablets are a new type of progestin, usually started on the 2nd-5th day of the menstrual cycle, taken orally once a day, can be used for the treatment of endometriosis. The medication is usually given for 10-14 days, but may be given for longer if symptoms are more severe. Women may experience adverse reactions such as irregular uterine bleeding, nausea, headache, and breast tenderness while using the medication. Note that the drug is contraindicated in women over 35 years of age who smoke, in patients with cerebrovascular disease and coronary artery disease. Non-hormonal contraception should be used while taking the drug. Note that the above drugs should be used under the guidance of a doctor, avoid unauthorized use of drugs to avoid adverse effects. If there is persistent discomfort after using the drug, it is recommended to consult a doctor in time, complete the relevant examinations, clarify the cause of the disease and treat the symptoms.