Erythromycin ointment is useful after hemorrhoid surgery, can effectively prevent infection and promote the recovery of the wound, the drug needs to be used in accordance with medical advice. Appropriate application of erythromycin ointment after hemorrhoid surgery can prevent infection of the wound to a certain extent, but also can play a moisturizing and water retention effect, and promote the recovery of the wound. But the drug in the process of use may appear rash, dizziness and other adverse reactions, so you need to strictly follow the doctor’s instructions to use, drug allergy is prohibited. In addition to applying the drug, it is also recommended to keep the wound clean and dry, pay attention to local care, eat a light diet, avoid spicy and stimulating food, and promote the recovery of the postoperative wound.