Pregnant women with toothache at night need to consult a doctor in a timely manner, can not consult a doctor in a timely manner may need to brush the teeth and gargle, ice packs and other methods to relieve the pain. Pregnant women in the night toothache is likely to be pulpitis, this need to promptly go to the hospital to open the pulp drainage to relieve the pain; if the pain is caused by an abscess can be localized rinsing, incision and drainage if necessary. Can not be timely diagnosis of pericoronitis, periodontal abscess can be brushed and rinsed, will be embedded in the food debris, pus and so on as much as possible to clean out to be able to relieve the pain. In addition, septic pulpitis or periodontal abscess swelling is large, you can use ice packs to relieve pain. It is recommended to go to the emergency night dental clinic of a general hospital for treatment of toothache at night or in the morning.