This category of patients is more common. Anal itching belongs to anal pruritus, the cause is more complex, many reasons can cause: 1, perianal eczema: the local performance of dander, erythema, papules, and even hyperplasia hypertrophy, once the night itching is very powerful, to actively treat, can be localized with heat detoxification, moisture relief herbal sitz bath fumigation, like bitter ginseng, snake bed, Sichuan pepper, Di Fu Zi, can also be given to dispel moisture white, fishy grass to dispel moisture and relieve itching, the effect good, but also can also be smeared some anti-itch ointment, like no hormone compound furosemide ointment, the effect is also relatively good; 2, hemorrhoids: hemorrhoids are more powerful, every stool hemorrhoids prolapse, there are secretions flow to the outside of the anus caused by local skin itching, you can sit in the Chinese herbal bath fumigation, in the treatment of perianal eczema premise, local plus blood circulation drugs, Chuanxiong, frankincense, myrrh, safflower, etc. sit in the bath fumigation; 3, anal sinusitis local infection 4, perianal abscess: if the pus cavity breaks down on its own, pus flow to the outside of the anus, will cause local itching of the anus, for these cases should be treated symptomatically, perianal abscess must be treated surgically, because it has broken down into pus; 5, perianal pinworms, but now gradually reduced, should also be treated symptomatically, if found that there are indeed pinworms to eat deworming drugs; 6, simple anal pruritus: anal itching and lesbian menstruation with sanitary napkins Related, there are also chemical fiber underwear allergies may also cause itching, symptomatic treatment, wash or wipe some anti-itch medicine; 7, perianal disease: after surgery, the wound is almost healed or just healed, especially sensitive patients can also feel itchy, iodine volt elimination, can stop itching, or light salt water wash, in addition to eating spicy or after drinking alcohol, easy to aggravate the itching, and one more to enhance physical fitness, their own immune function Poor itching often recurring, must be treated symptomatically to enhance physical fitness.