About 3 to 5 days before menstruation, the problem of increased leukorrhea may occur. Before menstruation, due to changes in hormone levels in the body, cervical mucus, vaginal epithelium at this time there will be an increase in secretions, but there is no vaginal itching, with the increase in secretions may gradually evolve into a coffee-colored, until the appearance of menstrual blood. If this is accompanied by an increase in leukorrhea, but the patient’s discharge is yellow with itching, then it is considered that there may be vaginal inflammation, in which case it is necessary to carry out a routine examination of the leukorrhea, and choose a reasonable drug for treatment. The normal amount of leukorrhea is white paste or transparent egg white, inflammation will be manifested as yellow or green, watery leukorrhea or tofu dregs of leukorrhea, it is recommended to consult the gynecology department of the regular hospital to carry out an examination, and comply with the doctor’s instructions to deal with the treatment.