Unexpected pregnancy in hyperthyroidism medication may not be able to take, it is recommended to go to the hospital to consult a professional doctor. If the patient takes medication for a long time, and the dose of drugs is small, the hyperthyroidism condition control is stable, it is possible to have a fetus, generally will not cause too much harm to the fetus, if the patient takes medication for a shorter time, and the dose of drugs is large, the hyperthyroidism condition has not been controlled, it is best not to have a fetus, because the fetus may be able to absorb some of the ingredients in the drug, resulting in malformation of the fetus, which seriously affects the normal growth and development of the fetus. Hyperthyroid patients who plan to have a pregnancy are advised to consult a professional doctor before preparing for pregnancy. During pregnancy, it is best not to take medication at will, and at the same time, pay attention to rest, ensure sufficient sleep time, do not be too tired, not strenuous exercise, in addition, pay attention to dietary patterns, meat and vegetables with a reasonable combination, eat some fresh vegetables and fruits, regulate their own metabolic process. Patients are advised to go to the hospital for regular checkups and should seek immediate medical attention if there is any abnormal condition.