You can try the following methods for toothache during breastfeeding: 1. Gargle frequently with physiological saline or take a small amount of table salt and melt it with boiling water and gargle frequently, these methods can remove the food residue in the mouth and destroy the germs at the same time, so it can achieve a certain effect of pain relief. 2. When the pain is unbearable, you can also take an appropriate amount of garlic and crush it, then apply warm or hot compresses on the obvious parts of the pain, this method can relieve the toothache caused by pulpitis and periodontitis. 3. 3. Apply cold towels or ice cubes or ice packs to the painful area for about 10-15 minutes each time, 3-4 times a day to relieve the pain. 4. Take acetaminophen or ibuprofen, these drugs have no effect on breastfeeding children and can have a pain-relieving effect. However, these methods can only relieve the pain, but cannot treat the original cause of toothache, so repeated toothache should also actively go to dentistry to identify the cause after timely treatment.