According to the instructions of the capsule, the drug needs to be taken on the first day of menstruation, and 3 consecutive menstrual cycles as a course of treatment; or as prescribed by the doctor. So the drug can be taken every day as prescribed by the doctor, not just during menstruation. Dispersing knot analgesic capsule, is composed of dragon blood exhaust, Panax notoginseng, Zhebeimu, Coix lacryma. It has the efficacy of resolving blood stasis and relieving pain, softening and dispersing hard lumps. It is often used in treating secondary dysmenorrhea, irregular menstruation, pelvic masses and infertility caused by phlegm and stasis with qi stagnation; endometriosis with the above symptoms. With the use of this drug, itching of the skin, irritable heat, thirst, constipation, gastrointestinal discomfort, dizziness, nausea, diarrhea, rash, palpitation, oily skin, excessive sweating, etc.; Occasionally, mild elevation of aminotransferases, urea nitrogen, electrocardiographic changes, the presence of erythrocytes in the urine, which is not yet certain to be due to the use of this drug. It should be noted that this drug is contraindicated in pregnant women. The use of drugs needs to be carried out under the guidance of a physician, and if you feel unwell, it is recommended to go to the hospital in time.