Under normal circumstances, anal fistula can not be self-healing, it is recommended to be treated through surgery, but also can be used first to improve the local symptoms of drugs, but can not play a role in the root cause. Anal fistula is a perianal infectious disease, leading to the root of the occurrence of this cause, often related to perianal abscess and sinusitis. Divided into simple and complex fistula, and even some in the anal opening has more internal mouth, so high fistula, complex fistula, healing is very difficult. Anal fistula patients can use warm water or 1:5000 potassium permanganate solution sitz bath, local topical with ointment and pessary to play a role in alleviating the role of medicines, such as musk hemorrhoidal ointment, anus tai pessary, erythromycin ointment and other medicines. After the diagnosis of anal fistula is clear, generally need to be treated through the method of surgery. The full recovery time of anal fistula surgery is about 15 days to 1 month, after the surgery must be changed on time, mainly to prevent anal fistula pain, bleeding, infection and recurrence of postoperative complications. Found anal fistula, it is recommended to adjust the life and diet habits, as soon as possible to the hospital to choose surgical treatment, can not wait for self-healing, to avoid delaying the condition. Drugs should be applied under the guidance of a doctor.