Perianal and pubic pruritus / eczema treatment experience? I. The causes of perianal eczema/pruritus are broadly the following: 1. Local infection with fungi, bacteria, parasites and other microorganisms stimulate sensitization and cause pruritus. 2, irritation caused by leakage of intestinal fluid. 3, the use of disinfectants and so on or hot water excessive cleaning, caused by local dry itching. 4, hemorrhoids, anal fistula, anal fissure and other inflammatory diseases, anal papilla hypertrophy caused by the stimulation of itching. 5, excessive anxiety, irritability, neurasthenia, irregular work and rest, etc., mental factors caused by simple local itching. 6, long-term consumption of junk food, seafood, spicy and irritating food stimulation, dietary disorder. And so on caused by the itching. Second, the treatment 1, keep the local clean, cold water washing. Inflammatory reactions can use compound bitter ginseng lotion rinse. 2, rub non-hormonal ointment. Such as centipede ointment, compound snake fat ointment and so on. 3, severe itching can use oral hormone prednisone or anti-allergy drugs or anti-anxiety drugs treatment.