Thyroidectomy is categorized into total and partial thyroidectomy. Most of the patients who have total or partial thyroidectomy need lifelong medication, while those who have partial thyroidectomy may not need lifelong medication. 1. Lifelong medication: After total or partial thyroidectomy, the body’s ability to secrete thyroid hormones is greatly reduced or even lost, and this type of patient needs lifelong medication to supplement thyroid hormones. 2. No need to take medication for life: If the thyroid gland is only partially removed, and the function of the thyroid gland is not affected too much, the function is basically normal, and the normal physiological needs of the body can be met, generally do not need to take medication for life. After the thyroidectomy surgery, you need to go to the hospital regularly for review, the doctor will choose the appropriate way of treatment according to the patient’s physical condition and the condition of the patient, you can not blindly use medication privately.