After hemorrhoid surgery, only local disinfection and dressing change are usually needed. If the pain is severe, analgesic drugs can be used; if local redness, swelling and ulceration occur together with fever, anti-infective drugs can be used. After hemorrhoid surgery, usually use povidone-iodine and other drugs to disinfect the wound and change the medication; after defecation, in order to avoid the stimulation of fecal debris and other pollutants on the wound, usually use 1:5000 potassium permanganate solution sitz bath, to play a clean and anti-inflammatory effect; for the presence of redness and swelling of the wound and other manifestations of the wound, erythromycin ointment, lincomycin ointment, such as the local application of the ointment. If the wound is red, swollen and ulcerated due to poor local hygiene after surgery, or even has purulent secretion and fever, it suggests that there may be bacterial infection, and penicillin, cefuroxime, metronidazole and other medications can be used for anti-infective treatment after evaluation by the physician. In addition, if the wound pain is severe, oral ibuprofen, celecoxib and other drugs can be used for pain relief. But need to pay attention to the existence of gastrointestinal bleeding and other conditions, prohibit the use of drugs. Or topical topical lidocaine gel for pain relief. The above drugs need to be used under the guidance of clinicians, and should not be used blindly, so as not to cause adverse reactions.