Bad and painful teeth occur during pregnancy and this condition should be taken care of. In case of calcium deficiency during pregnancy, you should take calcium supplements. While supplementing calcium, you should pay attention to hygiene and brushing your teeth. If you do not pay attention to oral hygiene, it will easily lead to more obvious and serious bad teeth, causing acute pulpitis or pericoronitis and also make the pain worse. During pregnancy, it is also possible to be affected by hormone secretion, the body’s resistance to reduce the emergence of dental inflammation, need to pay attention to observation, timely symptomatic treatment. During pregnancy, you should try to pay attention to take conservative treatment, when the situation is not particularly serious, it is generally not recommended to pull out the teeth. Because in the process of extracting the teeth need to inject anesthetics, which can cause miscarriage or premature birth. Usually try to pay attention to brushing and cleaning, and then control the development of the disease through oral anti-inflammatory drug treatment.