The labia minora is broken on one side, try not to have sex, because sex is easy to cause infection, bleeding and so on, it is recommended to wait until the wound is completely healed and then have sex. There are many reasons why the labia minora is broken on one side, it may be the vaginal inflammatory secretion outflow, long-term untreated, stimulation of the local caused by the labia minora rupture. It may also be caused by herpes rupture of the genitals and the formation of ulcers, which can easily cause infection and bleeding during intercourse. Labia minora ulcers can be cleaned with water and applied with iodophor antiseptic solution, and erythromycin ointment applied after drying. It is best not to scratch the local skin of the labia minora. It is also important not to over tighten your underwear, try to wear looser underwear to minimize friction. If a woman has a torn labia minora, it is recommended to go to the hospital for examination to clarify the cause of the torn labia, and under the guidance of the doctor for treatment.