In case of toothache during breastfeeding, it is recommended to visit a dentist to find out the cause of the pain. If it is caused by tooth decay, gum infection, apical infection and other problems, it needs anti-inflammatory treatment, because of breastfeeding, it can be solved by specialist treatment in dentistry. Because of breastfeeding, medication is often restricted. At this time, you can consider oral amoxicillin capsules and metronidazole to treat toothache, which are more effective and have little effect on breast milk. Also pay attention to good oral hygiene, brush your teeth and rinse your mouth in time after eating.