Gum pain during breastfeeding is considered to be caused by gingivitis, apical periodontitis and other diseases, can first strengthen the general treatment, if necessary, can follow the doctor’s instructions to use medication, attention to the suspension of breastfeeding during the use of medication. 1. Gingivitis: Gingivitis caused by tartar and plaque can be treated with scaling to relieve swelling and pain. Part of the gingivitis is serious, daily can follow the doctor’s advice with 1% ~ 3% hydrogen peroxide solution rinse gingival sulcus, 0.12% ~ 0.2% chlorhexidine with gargle, and so on. For dental calculus, we mainly perform supragingival scaling and subgingival curettage. 2. Apical periodontitis: patients with apical periodontitis in the acute stage, need to cooperate with the doctor to open the pulp drainage, incision and drainage of pus, reconciliation and grinding and other treatment measures. Some patients with serious conditions can be treated with root canal therapy and endodontic blood flow reconstruction. Before treatment, breastfeeding women should first try general treatment, such as local ice packs when in pain, mastering the correct way of tooth brushing, etc.. In addition to the above symptomatic treatment, if necessary, accompanied by inflammation and infection of severe cases can be prescribed antibiotic treatment with metronidazole, amoxicillin and other antibiotics, accompanied by pain can be prescribed with ibuprofen, acetaminophen and other non-steroidal anti-inflammatory drugs to relieve. It is recommended that breastfeeding gingival pain to consult a doctor for examination, clear the cause of the disease and follow the doctor’s instructions for treatment, not self-medication or prescription treatment. It is worth noting that breastfeeding should be suspended when breastfeeding women use medication to avoid affecting the baby.