If the lower body itches after childbirth, you can temporarily wash with salt water, which has the effect of sterilization and disinfection and can temporarily relieve the itching symptoms. However, if small local red papules are found in the vulva, often caused by vulvar dermatitis, it is suggested that the local area can be washed with 30% of jelqing, and wet compresses with jelqing original solution, which can achieve obvious relief of symptoms. If there is an increase in vaginal discharge after delivery, it is advisable to do a routine examination of the white belt, mainly to understand whether there is a pathogenic bacteria infection caused by vulvar itching, and then clinically according to the infection pathogenic bacteria targeted medication, can achieve the purpose of complete relief of vulvar itching. If you have diabetes, urine sugar stimulation can also cause vulvar itching, it is recommended to keep the local clean.