When the nipple is sucked by the baby during the month, you need to stop feeding first, and then take general treatment or medication. 1. Stop feeding: you need to suspend feeding for a period of time, you can suck out the milk through the breast pump to avoid nipple bleeding or erosion. 2. General treatment: pay attention to local hygiene, you can use warm towels to scrub the wound to prevent secondary infection. Clothing as loose and breathable as possible, so as to avoid repeated compression of the local. 3. Medication: If the nipple is sucked through the skin, has been infected with inflammation, causing inflammatory reaction, you can follow the doctor’s instructions to apply erythromycin ointment. Infected serious oral penicillin can follow the doctor’s advice, the use of drugs can first stop breastfeeding. The nipple is sucked by the baby, may be induced mastitis, resulting in breast swelling and pain, this time should be timely medical treatment, and by the professional physician guidance for standardized medication, not blindly on their own, so as to avoid the adverse effects of the drug.