Pregnant women with toothache usually do not affect the development of the fetus, but it will bring discomfort to the life of pregnant women. If the toothache is caused by periodontitis, you can go to the hospital to do oral disposition, then do oral prevention of infection, according to the situation to select the appropriate drugs for symptomatic treatment, so pregnant women with toothache must be treated according to the situation. The majority of patients with toothache during pregnancy will have calcium deficiency, when calcium deficiency occurs the enamel in the body is easy to fall off will lead to periodontal disease, so when pregnant women have periodontal inflammation, can be treated at the same time calcium supplementation. Therefore, if a pregnant woman has a toothache, she should go to the stomatology department of the hospital for symptomatic treatment according to the situation, and there are relevant medicines for symptomatic treatment during pregnancy, which generally do not affect fetal development.