Perianal itching can be seen in a variety of cases, should be used depending on the situation, if you exclude bacterial and fungal infections caused by perianal itching, can be short-term application of Sanjiu dermatitis ping to stop itching. Most cases of anal itching are due to allergic eczema, allergic dermatitis caused by allergic reactions. Diyanping belongs to glucocorticoid ointment, which is useful for anal itching caused by allergic reaction, but diyanping is not recommended to be used on broken skin. Anal itching is also commonly associated with perianal fungal infections, which are easily confused with perianal eczema and are treated differently, and perianal fungal infections cannot be treated with Pirimiphos. So you need to go to the hospital and ask the doctor for a clear diagnosis. In addition to perianal eczema, perianal fungal infection, perianal itching can also be seen in hemorrhoids, anal fistula, perianal abscess, rectal mucosal prolapse and other diseases. For such diseases caused by anal itching, dermatophyte can only temporarily play a role in relieving itching, in most cases patients need to go to the hospital for surgical treatment. There are many causes of anal itching, improper use of drugs may lead to aggravation of the condition, it is recommended that the patient to the regular hospital anorectal or dermatology consultation, a clear diagnosis, standardized treatment under the guidance of the doctor.