Hyperthyroidism medication into hypothyroidism may be due to the treatment of hyperthyroidism medication dose is too large caused by the reduction or discontinuation of hyperthyroidism medication, if necessary, can also be supplemented with thyroid hormone, the specific treatment needs to follow the doctor’s instructions. Hyperthyroidism patients usually need to take methimazole or propylthiouracil and other drugs, if the drug application of overdose may appear hypothyroidism symptoms, then you can follow the doctor’s instructions to reduce or stop the treatment of hyperthyroidism drugs, monitor the thyroid function, to understand the change of the condition. If the patient’s hypothyroidism symptoms are more serious, in addition to reducing or stopping the use of drugs for hyperthyroidism, it is also recommended to supplement the thyroid hormone under the guidance of the doctor, the same need to monitor the thyroid function, to be normalized after the indicators of thyroid function, you can follow the doctor’s advice to stop using levothyroxine sodium tablets. Hyperthyroidism patients take medication to become hypothyroidism, it is recommended to go to the hospital in a timely manner, timely treatment.