It is a common disease during breastfeeding. Most patients can recover in 1-2 weeks after applying erythromycin ointment topically, but it may vary from patient to patient. If the symptoms of cracking are mild, you can first suspend breastfeeding on the affected side, clean it and disinfect it with iodophor, and express milk every 2-3 hours, and most of them will heal within a week; if there are local ulcers, oozing, bleeding, pus and other symptoms, you need to use antibiotics, erythromycin ointment, and pay attention not to squeeze and stimulate the breast tissue when using the medicine, and it will generally heal within 2 weeks; for more serious cases, you can go to a hospital for breast surgery. The actual fact is that you can get a lot more than just a couple of weeks to get a lot more than just a couple of weeks. In addition, because the nipple cracking is caused by improper feeding or the baby sucking too long, their own nipple invagination and other factors, so the patient to avoid re-occurrence, should also timely adjustment of feeding methods. In short, patients with cracked nipples should be treated promptly and reviewed regularly to avoid affecting normal life such as breastfeeding. It is recommended that patients alternate feeding positions when breastfeeding, breastfeeding time should not exceed 20 minutes, usually pay attention to wear loose underwear and bras.